diff --git a/doric-js/bundle/doric-lib.es5.js b/doric-js/bundle/doric-lib.es5.js
new file mode 100644
index 00000000..8308e830
--- /dev/null
+++ b/doric-js/bundle/doric-lib.es5.js
@@ -0,0 +1,3024 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+function obj2Model(obj) {
+    if (obj instanceof Array) {
+        return obj.map(function (e) { return obj2Model(e); });
+    }
+    else if (obj instanceof Object) {
+        if (Reflect.has(obj, 'toModel') && Reflect.get(obj, 'toModel') instanceof Function) {
+            obj = Reflect.apply(Reflect.get(obj, 'toModel'), obj, []);
+            return obj;
+        }
+        else {
+            for (var key in obj) {
+                var val = Reflect.get(obj, key);
+                Reflect.set(obj, key, obj2Model(val));
+            }
+            return obj;
+        }
+    }
+    else {
+        return obj;
+    }
+}
+var Mutable = /** @class */ (function () {
+    function Mutable(v) {
+        var _this = this;
+        this.binders = new Set;
+        this.get = function () {
+            return _this.val;
+        };
+        this.set = function (v) {
+            _this.val = v;
+            _this.binders.forEach(function (e) {
+                Reflect.apply(e, undefined, [_this.val]);
+            });
+        };
+        this.val = v;
+    }
+    Mutable.prototype.bind = function (binder) {
+        this.binders.add(binder);
+        Reflect.apply(binder, undefined, [this.val]);
+    };
+    Mutable.of = function (v) {
+        return new Mutable(v);
+    };
+    return Mutable;
+}());
+
+/*
+ * Copyright [2019] [Doric.Pub]
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+var __uniqueId__ = 0;
+function uniqueId(prefix) {
+    return "__" + prefix + "_" + __uniqueId__++ + "__";
+}
+
+function toString(message) {
+    if (message instanceof Function) {
+        return message.toString();
+    }
+    else if (message instanceof Object) {
+        try {
+            return JSON.stringify(message);
+        }
+        catch (e) {
+            return message.toString();
+        }
+    }
+    else if (message === undefined) {
+        return "undefined";
+    }
+    else {
+        return message.toString();
+    }
+}
+function log() {
+    var arguments$1 = arguments;
+
+    var args = [];
+    for (var _i = 0; _i < arguments.length; _i++) {
+        args[_i] = arguments$1[_i];
+    }
+    var out = "";
+    for (var i = 0; i < arguments.length; i++) {
+        if (i > 0) {
+            out += ',';
+        }
+        out += toString(arguments$1[i]);
+    }
+    nativeLog('d', out);
+}
+function loge() {
+    var arguments$1 = arguments;
+
+    var message = [];
+    for (var _i = 0; _i < arguments.length; _i++) {
+        message[_i] = arguments$1[_i];
+    }
+    var out = "";
+    for (var i = 0; i < arguments.length; i++) {
+        if (i > 0) {
+            out += ',';
+        }
+        out += toString(arguments$1[i]);
+    }
+    nativeLog('e', out);
+}
+function logw() {
+    var arguments$1 = arguments;
+
+    var message = [];
+    for (var _i = 0; _i < arguments.length; _i++) {
+        message[_i] = arguments$1[_i];
+    }
+    var out = "";
+    for (var i = 0; i < arguments.length; i++) {
+        if (i > 0) {
+            out += ',';
+        }
+        out += toString(arguments$1[i]);
+    }
+    nativeLog('w', out);
+}
+
+var __extends = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var __values = (undefined && undefined.__values) || function(o) {
+    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
+    if (m) { return m.call(o); }
+    if (o && typeof o.length === "number") { return {
+        next: function () {
+            if (o && i >= o.length) { o = void 0; }
+            return { value: o && o[i++], done: !o };
+        }
+    }; }
+    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
+};
+function Property(target, propKey) {
+    Object.defineProperty(target, propKey, {
+        get: function () {
+            return Reflect.get(this, "__prop__" + propKey, this);
+        },
+        set: function (v) {
+            var oldV = Reflect.get(this, "__prop__" + propKey, this);
+            Reflect.set(this, "__prop__" + propKey, v, this);
+            if (oldV !== v) {
+                Reflect.apply(this.onPropertyChanged, this, [propKey, oldV, v]);
+            }
+        },
+    });
+}
+var View = /** @class */ (function () {
+    function View() {
+        this.width = 0;
+        this.height = 0;
+        this.x = 0;
+        this.y = 0;
+        this.viewId = uniqueId('ViewId');
+        this.nativeViewModel = {
+            id: this.viewId,
+            type: this.constructor.name,
+            props: this.__dirty_props__,
+        };
+    }
+    View.prototype.callback2Id = function (f) {
+        if (this.callbacks === undefined) {
+            this.callbacks = new Map;
+        }
+        var id = uniqueId('Function');
+        this.callbacks.set(id, f);
+        return id;
+    };
+    View.prototype.id2Callback = function (id) {
+        var f = this.callbacks.get(id);
+        if (f === undefined) {
+            f = Reflect.get(this, id);
+        }
+        return f;
+    };
+    Object.defineProperty(View.prototype, "left", {
+        /** Anchor start*/
+        get: function () {
+            return this.x;
+        },
+        set: function (v) {
+            this.x = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(View.prototype, "right", {
+        get: function () {
+            return this.x + this.width;
+        },
+        set: function (v) {
+            this.x = v - this.width;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(View.prototype, "top", {
+        get: function () {
+            return this.y;
+        },
+        set: function (v) {
+            this.y = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(View.prototype, "bottom", {
+        get: function () {
+            return this.y + this.height;
+        },
+        set: function (v) {
+            this.y = v - this.height;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(View.prototype, "centerX", {
+        get: function () {
+            return this.x + this.width / 2;
+        },
+        set: function (v) {
+            this.x = v - this.width / 2;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(View.prototype, "centerY", {
+        get: function () {
+            return this.y + this.height / 2;
+        },
+        set: function (v) {
+            this.y = v - this.height / 2;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(View.prototype, "dirtyProps", {
+        /** Anchor end*/
+        get: function () {
+            return this.__dirty_props__;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    View.prototype.onPropertyChanged = function (propKey, oldV, newV) {
+        if (newV instanceof Function) {
+            newV = this.callback2Id(newV);
+        }
+        else {
+            newV = obj2Model(newV);
+        }
+        if (this.__dirty_props__ === undefined) {
+            this.__dirty_props__ = {};
+        }
+        this.__dirty_props__[propKey] = newV;
+    };
+    View.prototype.clean = function () {
+        for (var key in this.__dirty_props__) {
+            if (Reflect.has(this.__dirty_props__, key)) {
+                Reflect.deleteProperty(this.__dirty_props__, key);
+            }
+        }
+    };
+    View.prototype.isDirty = function () {
+        return Reflect.ownKeys(this.__dirty_props__).length !== 0;
+    };
+    View.prototype.responseCallback = function (id) {
+        var arguments$1 = arguments;
+
+        var args = [];
+        for (var _i = 1; _i < arguments.length; _i++) {
+            args[_i - 1] = arguments$1[_i];
+        }
+        var f = this.id2Callback(id);
+        if (f instanceof Function) {
+            var argumentsList = [];
+            for (var i = 1; i < arguments.length; i++) {
+                argumentsList.push(arguments$1[i]);
+            }
+            return Reflect.apply(f, this, argumentsList);
+        }
+        else {
+            loge("Cannot find callback:" + id + " for " + JSON.stringify(this.toModel()));
+        }
+    };
+    View.prototype.toModel = function () {
+        return this.nativeViewModel;
+    };
+    View.prototype.let = function (block) {
+        block(this);
+    };
+    View.prototype.also = function (block) {
+        block(this);
+        return this;
+    };
+    View.prototype.apply = function (config) {
+        for (var key in config) {
+            Reflect.set(this, key, Reflect.get(config, key, config), this);
+        }
+        return this;
+    };
+    View.prototype.in = function (group) {
+        group.addChild(this);
+        return this;
+    };
+    View.prototype.nativeChannel = function (context, name) {
+        var thisView = this;
+        return function (args) {
+            if (args === void 0) { args = undefined; }
+            var func = context.shader.command;
+            var viewIds = [];
+            while (thisView != undefined) {
+                viewIds.push(thisView.viewId);
+                thisView = thisView.superview;
+            }
+            var params = {
+                viewIds: viewIds.reverse(),
+                name: name,
+                args: args,
+            };
+            return Reflect.apply(func, undefined, [params]);
+        };
+    };
+    View.prototype.getWidth = function (context) {
+        return this.nativeChannel(context, 'getWidth')();
+    };
+    View.prototype.getHeight = function (context) {
+        return this.nativeChannel(context, 'getHeight')();
+    };
+    View.prototype.getLocationOnScreen = function (context) {
+        return this.nativeChannel(context, "getLocationOnScreen")();
+    };
+    /**----------transform----------*/
+    View.prototype.doAnimation = function (context, animation) {
+        var _this = this;
+        return this.nativeChannel(context, "doAnimation")(animation.toModel()).then(function (args) {
+            for (var key in args) {
+                Reflect.set(_this, key, Reflect.get(args, key, args), _this);
+                Reflect.deleteProperty(_this.__dirty_props__, key);
+            }
+        });
+    };
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "width", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "height", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "x", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "y", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Object)
+    ], View.prototype, "backgroundColor", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Object)
+    ], View.prototype, "corners", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Object)
+    ], View.prototype, "border", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Object)
+    ], View.prototype, "shadow", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "alpha", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Boolean)
+    ], View.prototype, "hidden", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Object)
+    ], View.prototype, "viewId", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Object)
+    ], View.prototype, "padding", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Object)
+    ], View.prototype, "layoutConfig", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Function)
+    ], View.prototype, "onClick", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "translationX", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "translationY", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "scaleX", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "scaleY", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "pivotX", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "pivotY", void 0);
+    __decorate([
+        Property,
+        __metadata("design:type", Number)
+    ], View.prototype, "rotation", void 0);
+    return View;
+}());
+var Superview = /** @class */ (function (_super) {
+    __extends(Superview, _super);
+    function Superview() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    Superview.prototype.subviewById = function (id) {
+        var e_1, _a;
+        try {
+            for (var _b = __values(this.allSubviews()), _c = _b.next(); !_c.done; _c = _b.next()) {
+                var v = _c.value;
+                if (v.viewId === id) {
+                    return v;
+                }
+            }
+        }
+        catch (e_1_1) { e_1 = { error: e_1_1 }; }
+        finally {
+            try {
+                if (_c && !_c.done && (_a = _b.return)) { _a.call(_b); }
+            }
+            finally { if (e_1) { throw e_1.error; } }
+        }
+    };
+    Superview.prototype.isDirty = function () {
+        var e_2, _a;
+        if (_super.prototype.isDirty.call(this)) {
+            return true;
+        }
+        else {
+            try {
+                for (var _b = __values(this.allSubviews()), _c = _b.next(); !_c.done; _c = _b.next()) {
+                    var v = _c.value;
+                    if (v.isDirty()) {
+                        return true;
+                    }
+                }
+            }
+            catch (e_2_1) { e_2 = { error: e_2_1 }; }
+            finally {
+                try {
+                    if (_c && !_c.done && (_a = _b.return)) { _a.call(_b); }
+                }
+                finally { if (e_2) { throw e_2.error; } }
+            }
+        }
+        return false;
+    };
+    Superview.prototype.clean = function () {
+        var e_3, _a;
+        try {
+            for (var _b = __values(this.allSubviews()), _c = _b.next(); !_c.done; _c = _b.next()) {
+                var v = _c.value;
+                v.clean();
+            }
+        }
+        catch (e_3_1) { e_3 = { error: e_3_1 }; }
+        finally {
+            try {
+                if (_c && !_c.done && (_a = _b.return)) { _a.call(_b); }
+            }
+            finally { if (e_3) { throw e_3.error; } }
+        }
+        _super.prototype.clean.call(this);
+    };
+    Superview.prototype.toModel = function () {
+        var e_4, _a;
+        var subviews = [];
+        try {
+            for (var _b = __values(this.allSubviews()), _c = _b.next(); !_c.done; _c = _b.next()) {
+                var v = _c.value;
+                if (v != undefined) {
+                    v.superview = this;
+                    if (v.isDirty()) {
+                        subviews.push(v.toModel());
+                    }
+                }
+            }
+        }
+        catch (e_4_1) { e_4 = { error: e_4_1 }; }
+        finally {
+            try {
+                if (_c && !_c.done && (_a = _b.return)) { _a.call(_b); }
+            }
+            finally { if (e_4) { throw e_4.error; } }
+        }
+        this.dirtyProps.subviews = subviews;
+        return _super.prototype.toModel.call(this);
+    };
+    return Superview;
+}(View));
+var Group = /** @class */ (function (_super) {
+    __extends(Group, _super);
+    function Group() {
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.children = [];
+        return _this;
+    }
+    Group.prototype.allSubviews = function () {
+        return this.children;
+    };
+    Group.prototype.addChild = function (view) {
+        this.children.push(view);
+        this.dirtyProps.children = this.children.map(function (e) { return e.viewId; });
+    };
+    return Group;
+}(Superview));
+
+var SPECIFIED = 1;
+var START = 1 << 1;
+var END = 1 << 2;
+var SHIFT_X = 0;
+var SHIFT_Y = 4;
+var LEFT = (START | SPECIFIED) << SHIFT_X;
+var RIGHT = (END | SPECIFIED) << SHIFT_X;
+var TOP = (START | SPECIFIED) << SHIFT_Y;
+var BOTTOM = (END | SPECIFIED) << SHIFT_Y;
+var CENTER_X = SPECIFIED << SHIFT_X;
+var CENTER_Y = SPECIFIED << SHIFT_Y;
+var CENTER = CENTER_X | CENTER_Y;
+var Gravity = /** @class */ (function () {
+    function Gravity() {
+        this.val = 0;
+    }
+    Gravity.prototype.left = function () {
+        var val = this.val | LEFT;
+        var ret = new Gravity;
+        ret.val = val;
+        return ret;
+    };
+    Gravity.prototype.right = function () {
+        var val = this.val | RIGHT;
+        var ret = new Gravity;
+        ret.val = val;
+        return ret;
+    };
+    Gravity.prototype.top = function () {
+        var val = this.val | TOP;
+        var ret = new Gravity;
+        ret.val = val;
+        return ret;
+    };
+    Gravity.prototype.bottom = function () {
+        var val = this.val | BOTTOM;
+        var ret = new Gravity;
+        ret.val = val;
+        return ret;
+    };
+    Gravity.prototype.center = function () {
+        var val = this.val | CENTER;
+        var ret = new Gravity;
+        ret.val = val;
+        return ret;
+    };
+    Gravity.prototype.centerX = function () {
+        var val = this.val | CENTER_X;
+        var ret = new Gravity;
+        ret.val = val;
+        return ret;
+    };
+    Gravity.prototype.centerY = function () {
+        var val = this.val | CENTER_Y;
+        var ret = new Gravity;
+        ret.val = val;
+        return ret;
+    };
+    Gravity.prototype.toModel = function () {
+        return this.val;
+    };
+    Gravity.origin = new Gravity;
+    Gravity.Center = Gravity.origin.center();
+    Gravity.CenterX = Gravity.origin.centerX();
+    Gravity.CenterY = Gravity.origin.centerY();
+    Gravity.Left = Gravity.origin.left();
+    Gravity.Right = Gravity.origin.right();
+    Gravity.Top = Gravity.origin.top();
+    Gravity.Bottom = Gravity.origin.bottom();
+    return Gravity;
+}());
+function gravity() {
+    return new Gravity;
+}
+
+(function (LayoutSpec) {
+    /**
+     * Depends on what's been set on width or height.
+    */
+    LayoutSpec[LayoutSpec["JUST"] = 0] = "JUST";
+    /**
+     * Depends on it's content.
+     */
+    LayoutSpec[LayoutSpec["FIT"] = 1] = "FIT";
+    /**
+     * Extend as much as parent let it take.
+     */
+    LayoutSpec[LayoutSpec["MOST"] = 2] = "MOST";
+})(exports.LayoutSpec || (exports.LayoutSpec = {}));
+var LayoutConfigImpl = /** @class */ (function () {
+    function LayoutConfigImpl() {
+    }
+    LayoutConfigImpl.prototype.fit = function () {
+        this.widthSpec = exports.LayoutSpec.FIT;
+        this.heightSpec = exports.LayoutSpec.FIT;
+        return this;
+    };
+    LayoutConfigImpl.prototype.most = function () {
+        this.widthSpec = exports.LayoutSpec.MOST;
+        this.heightSpec = exports.LayoutSpec.MOST;
+        return this;
+    };
+    LayoutConfigImpl.prototype.just = function () {
+        this.widthSpec = exports.LayoutSpec.JUST;
+        this.heightSpec = exports.LayoutSpec.JUST;
+        return this;
+    };
+    LayoutConfigImpl.prototype.configWidth = function (w) {
+        this.widthSpec = w;
+        return this;
+    };
+    LayoutConfigImpl.prototype.configHeight = function (h) {
+        this.heightSpec = h;
+        return this;
+    };
+    LayoutConfigImpl.prototype.configMargin = function (m) {
+        this.margin = m;
+        return this;
+    };
+    LayoutConfigImpl.prototype.configAlignment = function (a) {
+        this.alignment = a;
+        return this;
+    };
+    LayoutConfigImpl.prototype.configWeight = function (w) {
+        this.weight = w;
+        return this;
+    };
+    LayoutConfigImpl.prototype.toModel = function () {
+        return {
+            widthSpec: this.widthSpec,
+            heightSpec: this.heightSpec,
+            margin: this.margin,
+            alignment: this.alignment ? this.alignment.toModel() : undefined,
+            weight: this.weight,
+        };
+    };
+    return LayoutConfigImpl;
+}());
+function layoutConfig() {
+    return new LayoutConfigImpl;
+}
+
+var __extends$1 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$1 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$1 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var __values$1 = (undefined && undefined.__values) || function(o) {
+    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
+    if (m) { return m.call(o); }
+    if (o && typeof o.length === "number") { return {
+        next: function () {
+            if (o && i >= o.length) { o = void 0; }
+            return { value: o && o[i++], done: !o };
+        }
+    }; }
+    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
+};
+var Stack = /** @class */ (function (_super) {
+    __extends$1(Stack, _super);
+    function Stack() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    return Stack;
+}(Group));
+var Root = /** @class */ (function (_super) {
+    __extends$1(Root, _super);
+    function Root() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    return Root;
+}(Stack));
+var LinearLayout = /** @class */ (function (_super) {
+    __extends$1(LinearLayout, _super);
+    function LinearLayout() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    __decorate$1([
+        Property,
+        __metadata$1("design:type", Number)
+    ], LinearLayout.prototype, "space", void 0);
+    __decorate$1([
+        Property,
+        __metadata$1("design:type", Gravity)
+    ], LinearLayout.prototype, "gravity", void 0);
+    return LinearLayout;
+}(Group));
+var VLayout = /** @class */ (function (_super) {
+    __extends$1(VLayout, _super);
+    function VLayout() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    return VLayout;
+}(LinearLayout));
+var HLayout = /** @class */ (function (_super) {
+    __extends$1(HLayout, _super);
+    function HLayout() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    return HLayout;
+}(LinearLayout));
+function stack(views, config) {
+    var e_1, _a;
+    var ret = new Stack;
+    ret.layoutConfig = layoutConfig().fit();
+    try {
+        for (var views_1 = __values$1(views), views_1_1 = views_1.next(); !views_1_1.done; views_1_1 = views_1.next()) {
+            var v = views_1_1.value;
+            ret.addChild(v);
+        }
+    }
+    catch (e_1_1) { e_1 = { error: e_1_1 }; }
+    finally {
+        try {
+            if (views_1_1 && !views_1_1.done && (_a = views_1.return)) { _a.call(views_1); }
+        }
+        finally { if (e_1) { throw e_1.error; } }
+    }
+    if (config) {
+        for (var key in config) {
+            Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+        }
+    }
+    return ret;
+}
+function hlayout(views, config) {
+    var e_2, _a;
+    var ret = new HLayout;
+    ret.layoutConfig = layoutConfig().fit();
+    try {
+        for (var views_2 = __values$1(views), views_2_1 = views_2.next(); !views_2_1.done; views_2_1 = views_2.next()) {
+            var v = views_2_1.value;
+            ret.addChild(v);
+        }
+    }
+    catch (e_2_1) { e_2 = { error: e_2_1 }; }
+    finally {
+        try {
+            if (views_2_1 && !views_2_1.done && (_a = views_2.return)) { _a.call(views_2); }
+        }
+        finally { if (e_2) { throw e_2.error; } }
+    }
+    if (config) {
+        for (var key in config) {
+            Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+        }
+    }
+    return ret;
+}
+function vlayout(views, config) {
+    var e_3, _a;
+    var ret = new VLayout;
+    ret.layoutConfig = layoutConfig().fit();
+    try {
+        for (var views_3 = __values$1(views), views_3_1 = views_3.next(); !views_3_1.done; views_3_1 = views_3.next()) {
+            var v = views_3_1.value;
+            ret.addChild(v);
+        }
+    }
+    catch (e_3_1) { e_3 = { error: e_3_1 }; }
+    finally {
+        try {
+            if (views_3_1 && !views_3_1.done && (_a = views_3.return)) { _a.call(views_3); }
+        }
+        finally { if (e_3) { throw e_3.error; } }
+    }
+    if (config) {
+        for (var key in config) {
+            Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+        }
+    }
+    return ret;
+}
+
+var __decorate$2 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$2 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var __values$2 = (undefined && undefined.__values) || function(o) {
+    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
+    if (m) { return m.call(o); }
+    if (o && typeof o.length === "number") { return {
+        next: function () {
+            if (o && i >= o.length) { o = void 0; }
+            return { value: o && o[i++], done: !o };
+        }
+    }; }
+    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
+};
+function NativeCall(target, propertyKey, descriptor) {
+    var originVal = descriptor.value;
+    descriptor.value = function () {
+        var ret = Reflect.apply(originVal, this, arguments);
+        return ret;
+    };
+    return descriptor;
+}
+var Panel = /** @class */ (function () {
+    function Panel() {
+        this.__root__ = new Root;
+        this.headviews = new Map;
+    }
+    Panel.prototype.onCreate = function () { };
+    Panel.prototype.onDestroy = function () { };
+    Panel.prototype.onShow = function () { };
+    Panel.prototype.onHidden = function () { };
+    Panel.prototype.addHeadView = function (type, v) {
+        var map = this.headviews.get(type);
+        if (map) {
+            map.set(v.viewId, v);
+        }
+        else {
+            map = new Map;
+            map.set(v.viewId, v);
+            this.headviews.set(type, map);
+        }
+    };
+    Panel.prototype.allHeadViews = function () {
+        return this.headviews.values();
+    };
+    Panel.prototype.removeHeadView = function (type, v) {
+        if (this.headviews.has(type)) {
+            var map = this.headviews.get(type);
+            if (map) {
+                if (v instanceof View) {
+                    map.delete(v.viewId);
+                }
+                else {
+                    map.delete(v);
+                }
+            }
+        }
+    };
+    Panel.prototype.clearHeadViews = function (type) {
+        if (this.headviews.has(type)) {
+            this.headviews.delete(type);
+        }
+    };
+    Panel.prototype.getRootView = function () {
+        return this.__root__;
+    };
+    Panel.prototype.getInitData = function () {
+        return this.__data__;
+    };
+    Panel.prototype.__init__ = function (frame, data) {
+        if (data) {
+            this.__data__ = JSON.parse(data);
+        }
+        this.__root__.width = frame.width;
+        this.__root__.height = frame.height;
+        this.__root__.children.length = 0;
+        this.build(this.__root__);
+    };
+    Panel.prototype.__onCreate__ = function () {
+        this.onCreate();
+    };
+    Panel.prototype.__onDestroy__ = function () {
+        this.onDestroy();
+    };
+    Panel.prototype.__onShow__ = function () {
+        this.onShow();
+    };
+    Panel.prototype.__onHidden__ = function () {
+        this.onHidden();
+    };
+    Panel.prototype.__build__ = function () {
+        this.build(this.__root__);
+    };
+    Panel.prototype.__response__ = function (viewIds, callbackId) {
+        var arguments$1 = arguments;
+
+        var v = this.retrospectView(viewIds);
+        if (v === undefined) {
+            loge("Cannot find view for " + viewIds);
+        }
+        else {
+            var argumentsList = [callbackId];
+            for (var i = 2; i < arguments.length; i++) {
+                argumentsList.push(arguments$1[i]);
+            }
+            return Reflect.apply(v.responseCallback, v, argumentsList);
+        }
+    };
+    Panel.prototype.retrospectView = function (ids) {
+        var _this = this;
+        return ids.reduce(function (acc, cur) {
+            var e_1, _a;
+            if (acc === undefined) {
+                if (cur === _this.__root__.viewId) {
+                    return _this.__root__;
+                }
+                try {
+                    for (var _b = __values$2(_this.headviews.values()), _c = _b.next(); !_c.done; _c = _b.next()) {
+                        var map = _c.value;
+                        if (map.has(cur)) {
+                            return map.get(cur);
+                        }
+                    }
+                }
+                catch (e_1_1) { e_1 = { error: e_1_1 }; }
+                finally {
+                    try {
+                        if (_c && !_c.done && (_a = _b.return)) { _a.call(_b); }
+                    }
+                    finally { if (e_1) { throw e_1.error; } }
+                }
+                return undefined;
+            }
+            else {
+                if (Reflect.has(acc, "subviewById")) {
+                    return Reflect.apply(Reflect.get(acc, "subviewById"), acc, [cur]);
+                }
+                return acc;
+            }
+        }, undefined);
+    };
+    Panel.prototype.nativeRender = function (model) {
+        this.context.callNative("shader", "render", model);
+    };
+    Panel.prototype.hookBeforeNativeCall = function () {
+        var e_2, _a, e_3, _b;
+        if (Environment.platform !== 'web') {
+            this.__root__.clean();
+            try {
+                for (var _c = __values$2(this.headviews.values()), _d = _c.next(); !_d.done; _d = _c.next()) {
+                    var map = _d.value;
+                    try {
+                        for (var _e = (e_3 = void 0, __values$2(map.values())), _f = _e.next(); !_f.done; _f = _e.next()) {
+                            var v = _f.value;
+                            v.clean();
+                        }
+                    }
+                    catch (e_3_1) { e_3 = { error: e_3_1 }; }
+                    finally {
+                        try {
+                            if (_f && !_f.done && (_b = _e.return)) { _b.call(_e); }
+                        }
+                        finally { if (e_3) { throw e_3.error; } }
+                    }
+                }
+            }
+            catch (e_2_1) { e_2 = { error: e_2_1 }; }
+            finally {
+                try {
+                    if (_d && !_d.done && (_a = _c.return)) { _a.call(_c); }
+                }
+                finally { if (e_2) { throw e_2.error; } }
+            }
+        }
+    };
+    Panel.prototype.hookAfterNativeCall = function () {
+        var e_4, _a, e_5, _b;
+        var _this = this;
+        if (Environment.platform !== 'web') {
+            //Here insert a native call to ensure the promise is resolved done.
+            nativeEmpty();
+            if (this.__root__.isDirty()) {
+                var model = this.__root__.toModel();
+                this.nativeRender(model);
+            }
+            try {
+                for (var _c = __values$2(this.headviews.values()), _d = _c.next(); !_d.done; _d = _c.next()) {
+                    var map = _d.value;
+                    try {
+                        for (var _e = (e_5 = void 0, __values$2(map.values())), _f = _e.next(); !_f.done; _f = _e.next()) {
+                            var v = _f.value;
+                            if (v.isDirty()) {
+                                var model = v.toModel();
+                                this.nativeRender(model);
+                            }
+                        }
+                    }
+                    catch (e_5_1) { e_5 = { error: e_5_1 }; }
+                    finally {
+                        try {
+                            if (_f && !_f.done && (_b = _e.return)) { _b.call(_e); }
+                        }
+                        finally { if (e_5) { throw e_5.error; } }
+                    }
+                }
+            }
+            catch (e_4_1) { e_4 = { error: e_4_1 }; }
+            finally {
+                try {
+                    if (_d && !_d.done && (_a = _c.return)) { _a.call(_c); }
+                }
+                finally { if (e_4) { throw e_4.error; } }
+            }
+        }
+        else {
+            Promise.resolve().then(function () {
+                var e_6, _a, e_7, _b;
+                if (_this.__root__.isDirty()) {
+                    var model = _this.__root__.toModel();
+                    _this.nativeRender(model);
+                    _this.__root__.clean();
+                }
+                try {
+                    for (var _c = __values$2(_this.headviews.values()), _d = _c.next(); !_d.done; _d = _c.next()) {
+                        var map = _d.value;
+                        try {
+                            for (var _e = (e_7 = void 0, __values$2(map.values())), _f = _e.next(); !_f.done; _f = _e.next()) {
+                                var v = _f.value;
+                                if (v.isDirty()) {
+                                    var model = v.toModel();
+                                    _this.nativeRender(model);
+                                    v.clean();
+                                }
+                            }
+                        }
+                        catch (e_7_1) { e_7 = { error: e_7_1 }; }
+                        finally {
+                            try {
+                                if (_f && !_f.done && (_b = _e.return)) { _b.call(_e); }
+                            }
+                            finally { if (e_7) { throw e_7.error; } }
+                        }
+                    }
+                }
+                catch (e_6_1) { e_6 = { error: e_6_1 }; }
+                finally {
+                    try {
+                        if (_d && !_d.done && (_a = _c.return)) { _a.call(_c); }
+                    }
+                    finally { if (e_6) { throw e_6.error; } }
+                }
+            });
+        }
+    };
+    __decorate$2([
+        NativeCall,
+        __metadata$2("design:type", Function),
+        __metadata$2("design:paramtypes", [Object, String]),
+        __metadata$2("design:returntype", void 0)
+    ], Panel.prototype, "__init__", null);
+    __decorate$2([
+        NativeCall,
+        __metadata$2("design:type", Function),
+        __metadata$2("design:paramtypes", []),
+        __metadata$2("design:returntype", void 0)
+    ], Panel.prototype, "__onCreate__", null);
+    __decorate$2([
+        NativeCall,
+        __metadata$2("design:type", Function),
+        __metadata$2("design:paramtypes", []),
+        __metadata$2("design:returntype", void 0)
+    ], Panel.prototype, "__onDestroy__", null);
+    __decorate$2([
+        NativeCall,
+        __metadata$2("design:type", Function),
+        __metadata$2("design:paramtypes", []),
+        __metadata$2("design:returntype", void 0)
+    ], Panel.prototype, "__onShow__", null);
+    __decorate$2([
+        NativeCall,
+        __metadata$2("design:type", Function),
+        __metadata$2("design:paramtypes", []),
+        __metadata$2("design:returntype", void 0)
+    ], Panel.prototype, "__onHidden__", null);
+    __decorate$2([
+        NativeCall,
+        __metadata$2("design:type", Function),
+        __metadata$2("design:paramtypes", []),
+        __metadata$2("design:returntype", void 0)
+    ], Panel.prototype, "__build__", null);
+    __decorate$2([
+        NativeCall,
+        __metadata$2("design:type", Function),
+        __metadata$2("design:paramtypes", [Array, String]),
+        __metadata$2("design:returntype", void 0)
+    ], Panel.prototype, "__response__", null);
+    return Panel;
+}());
+
+/*
+ * Copyright [2019] [Doric.Pub]
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+var __extends$2 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __values$3 = (undefined && undefined.__values) || function(o) {
+    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
+    if (m) { return m.call(o); }
+    if (o && typeof o.length === "number") { return {
+        next: function () {
+            if (o && i >= o.length) { o = void 0; }
+            return { value: o && o[i++], done: !o };
+        }
+    }; }
+    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
+};
+(function (RepeatMode) {
+    RepeatMode[RepeatMode["RESTART"] = 1] = "RESTART";
+    RepeatMode[RepeatMode["REVERSE"] = 2] = "REVERSE";
+})(exports.RepeatMode || (exports.RepeatMode = {}));
+(function (FillMode) {
+    /**
+     * The receiver is removed from the presentation when the animation is completed.
+     */
+    FillMode[FillMode["Removed"] = 0] = "Removed";
+    /**
+     * The receiver remains visible in its final state when the animation is completed.
+     */
+    FillMode[FillMode["Forward"] = 1] = "Forward";
+    /**
+     * The receiver clamps values before zero to zero when the animation is completed.
+     */
+    FillMode[FillMode["Backward"] = 2] = "Backward";
+    /**
+     * The receiver clamps values at both ends of the object’s time space
+     */
+    FillMode[FillMode["Both"] = 3] = "Both";
+})(exports.FillMode || (exports.FillMode = {}));
+(function (TimingFunction) {
+    /**
+     * The system default timing function. Use this function to ensure that the timing of your animations matches that of most system animations.
+     */
+    TimingFunction[TimingFunction["Default"] = 0] = "Default";
+    /**
+     * Linear pacing, which causes an animation to occur evenly over its duration.
+     */
+    TimingFunction[TimingFunction["Linear"] = 1] = "Linear";
+    /**
+     * Ease-in pacing, which causes an animation to begin slowly and then speed up as it progresses.
+     */
+    TimingFunction[TimingFunction["EaseIn"] = 2] = "EaseIn";
+    /**
+     * Ease-out pacing, which causes an animation to begin quickly and then slow as it progresses.
+     */
+    TimingFunction[TimingFunction["EaseOut"] = 3] = "EaseOut";
+    /**
+     * Ease-in-ease-out pacing, which causes an animation to begin slowly, accelerate through the middle of its duration, and then slow again before completing.
+     */
+    TimingFunction[TimingFunction["EaseInEaseOut"] = 4] = "EaseInEaseOut";
+})(exports.TimingFunction || (exports.TimingFunction = {}));
+var Animation = /** @class */ (function () {
+    function Animation() {
+        this.changeables = new Map;
+        this.duration = 0;
+        this.fillMode = exports.FillMode.Forward;
+    }
+    Animation.prototype.toModel = function () {
+        var e_1, _a;
+        var changeables = [];
+        try {
+            for (var _b = __values$3(this.changeables.values()), _c = _b.next(); !_c.done; _c = _b.next()) {
+                var e = _c.value;
+                changeables.push({
+                    key: e.key,
+                    fromValue: e.fromValue,
+                    toValue: e.toValue,
+                });
+            }
+        }
+        catch (e_1_1) { e_1 = { error: e_1_1 }; }
+        finally {
+            try {
+                if (_c && !_c.done && (_a = _b.return)) { _a.call(_b); }
+            }
+            finally { if (e_1) { throw e_1.error; } }
+        }
+        return {
+            type: this.constructor.name,
+            delay: this.delay,
+            duration: this.duration,
+            changeables: changeables,
+            repeatCount: this.repeatCount,
+            repeatMode: this.repeatMode,
+            fillMode: this.fillMode,
+            timingFunction: this.timingFunction
+        };
+    };
+    return Animation;
+}());
+var ScaleAnimation = /** @class */ (function (_super) {
+    __extends$2(ScaleAnimation, _super);
+    function ScaleAnimation() {
+        var _this = _super.call(this) || this;
+        _this.scaleXChangeable = {
+            key: "scaleX",
+            fromValue: 1,
+            toValue: 1,
+        };
+        _this.scaleYChangeable = {
+            key: "scaleY",
+            fromValue: 1,
+            toValue: 1,
+        };
+        _this.changeables.set("scaleX", _this.scaleXChangeable);
+        _this.changeables.set("scaleY", _this.scaleYChangeable);
+        return _this;
+    }
+    Object.defineProperty(ScaleAnimation.prototype, "fromScaleX", {
+        get: function () {
+            return this.scaleXChangeable.fromValue;
+        },
+        set: function (v) {
+            this.scaleXChangeable.fromValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(ScaleAnimation.prototype, "toScaleX", {
+        get: function () {
+            return this.scaleXChangeable.toValue;
+        },
+        set: function (v) {
+            this.scaleXChangeable.toValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(ScaleAnimation.prototype, "fromScaleY", {
+        get: function () {
+            return this.scaleYChangeable.fromValue;
+        },
+        set: function (v) {
+            this.scaleYChangeable.fromValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(ScaleAnimation.prototype, "toScaleY", {
+        get: function () {
+            return this.scaleYChangeable.toValue;
+        },
+        set: function (v) {
+            this.scaleYChangeable.toValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    return ScaleAnimation;
+}(Animation));
+var TranslationAnimation = /** @class */ (function (_super) {
+    __extends$2(TranslationAnimation, _super);
+    function TranslationAnimation() {
+        var _this = _super.call(this) || this;
+        _this.translationXChangeable = {
+            key: "translationX",
+            fromValue: 1,
+            toValue: 1,
+        };
+        _this.translationYChangeable = {
+            key: "translationY",
+            fromValue: 1,
+            toValue: 1,
+        };
+        _this.changeables.set("translationX", _this.translationXChangeable);
+        _this.changeables.set("translationY", _this.translationYChangeable);
+        return _this;
+    }
+    Object.defineProperty(TranslationAnimation.prototype, "fromTranslationX", {
+        get: function () {
+            return this.translationXChangeable.fromValue;
+        },
+        set: function (v) {
+            this.translationXChangeable.fromValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(TranslationAnimation.prototype, "toTranslationX", {
+        get: function () {
+            return this.translationXChangeable.toValue;
+        },
+        set: function (v) {
+            this.translationXChangeable.toValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(TranslationAnimation.prototype, "fromTranslationY", {
+        get: function () {
+            return this.translationYChangeable.fromValue;
+        },
+        set: function (v) {
+            this.translationYChangeable.fromValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(TranslationAnimation.prototype, "toTranslationY", {
+        get: function () {
+            return this.translationYChangeable.toValue;
+        },
+        set: function (v) {
+            this.translationYChangeable.toValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    return TranslationAnimation;
+}(Animation));
+var RotationAnimation = /** @class */ (function (_super) {
+    __extends$2(RotationAnimation, _super);
+    function RotationAnimation() {
+        var _this = _super.call(this) || this;
+        _this.rotationChaneable = {
+            key: "rotation",
+            fromValue: 1,
+            toValue: 1,
+        };
+        _this.changeables.set("rotation", _this.rotationChaneable);
+        return _this;
+    }
+    Object.defineProperty(RotationAnimation.prototype, "fromRotation", {
+        get: function () {
+            return this.rotationChaneable.fromValue;
+        },
+        set: function (v) {
+            this.rotationChaneable.fromValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(RotationAnimation.prototype, "toRotation", {
+        get: function () {
+            return this.rotationChaneable.toValue;
+        },
+        set: function (v) {
+            this.rotationChaneable.toValue = v;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    return RotationAnimation;
+}(Animation));
+var AnimationSet = /** @class */ (function () {
+    function AnimationSet() {
+        this.animations = [];
+        this._duration = 0;
+    }
+    AnimationSet.prototype.addAnimation = function (anim) {
+        this.animations.push(anim);
+    };
+    Object.defineProperty(AnimationSet.prototype, "duration", {
+        get: function () {
+            return this._duration;
+        },
+        set: function (v) {
+            this._duration = v;
+            this.animations.forEach(function (e) { return e.duration = v; });
+        },
+        enumerable: true,
+        configurable: true
+    });
+    AnimationSet.prototype.toModel = function () {
+        return {
+            animations: this.animations.map(function (e) {
+                return e.toModel();
+            }),
+            delay: this.delay,
+        };
+    };
+    return AnimationSet;
+}());
+
+/**
+ *  Store color as format AARRGGBB or RRGGBB
+ */
+var Color = /** @class */ (function () {
+    function Color(v) {
+        this._value = 0;
+        this._value = v | 0x0;
+    }
+    Color.parse = function (str) {
+        if (!str.startsWith("#")) {
+            throw new Error("Parse color error with " + str);
+        }
+        var val = parseInt(str.substr(1), 16);
+        if (str.length === 7) {
+            return new Color(val | 0xff000000);
+        }
+        else if (str.length === 9) {
+            return new Color(val);
+        }
+        else {
+            throw new Error("Parse color error with " + str);
+        }
+    };
+    Color.safeParse = function (str, defVal) {
+        if (defVal === void 0) { defVal = Color.TRANSPARENT; }
+        var color = defVal;
+        try {
+            color = Color.parse(str);
+        }
+        catch (e) {
+        }
+        finally {
+            return color;
+        }
+    };
+    Color.prototype.alpha = function (v) {
+        v = v * 255;
+        return new Color((this._value & 0xffffff) | ((v & 0xff) << 24));
+    };
+    Color.prototype.toModel = function () {
+        return this._value;
+    };
+    Color.BLACK = new Color(0xFF000000);
+    Color.DKGRAY = new Color(0xFF444444);
+    Color.GRAY = new Color(0xFF888888);
+    Color.LTGRAY = new Color(0xFFCCCCCC);
+    Color.WHITE = new Color(0xFFFFFFFF);
+    Color.RED = new Color(0xFFFF0000);
+    Color.GREEN = new Color(0xFF00FF00);
+    Color.BLUE = new Color(0xFF0000FF);
+    Color.YELLOW = new Color(0xFFFFFF00);
+    Color.CYAN = new Color(0xFF00FFFF);
+    Color.MAGENTA = new Color(0xFFFF00FF);
+    Color.TRANSPARENT = new Color(0);
+    return Color;
+}());
+(function (GradientOrientation) {
+    /** draw the gradient from the top to the bottom */
+    GradientOrientation[GradientOrientation["TOP_BOTTOM"] = 0] = "TOP_BOTTOM";
+    /** draw the gradient from the top-right to the bottom-left */
+    GradientOrientation[GradientOrientation["TR_BL"] = 1] = "TR_BL";
+    /** draw the gradient from the right to the left */
+    GradientOrientation[GradientOrientation["RIGHT_LEFT"] = 2] = "RIGHT_LEFT";
+    /** draw the gradient from the bottom-right to the top-left */
+    GradientOrientation[GradientOrientation["BR_TL"] = 3] = "BR_TL";
+    /** draw the gradient from the bottom to the top */
+    GradientOrientation[GradientOrientation["BOTTOM_TOP"] = 4] = "BOTTOM_TOP";
+    /** draw the gradient from the bottom-left to the top-right */
+    GradientOrientation[GradientOrientation["BL_TR"] = 5] = "BL_TR";
+    /** draw the gradient from the left to the right */
+    GradientOrientation[GradientOrientation["LEFT_RIGHT"] = 6] = "LEFT_RIGHT";
+    /** draw the gradient from the top-left to the bottom-right */
+    GradientOrientation[GradientOrientation["TL_BR"] = 7] = "TL_BR";
+})(exports.GradientOrientation || (exports.GradientOrientation = {}));
+
+var __extends$3 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$3 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$3 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var Text = /** @class */ (function (_super) {
+    __extends$3(Text, _super);
+    function Text() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    __decorate$3([
+        Property,
+        __metadata$3("design:type", String)
+    ], Text.prototype, "text", void 0);
+    __decorate$3([
+        Property,
+        __metadata$3("design:type", Color)
+    ], Text.prototype, "textColor", void 0);
+    __decorate$3([
+        Property,
+        __metadata$3("design:type", Number)
+    ], Text.prototype, "textSize", void 0);
+    __decorate$3([
+        Property,
+        __metadata$3("design:type", Number)
+    ], Text.prototype, "maxLines", void 0);
+    __decorate$3([
+        Property,
+        __metadata$3("design:type", Gravity)
+    ], Text.prototype, "textAlignment", void 0);
+    __decorate$3([
+        Property,
+        __metadata$3("design:type", String)
+    ], Text.prototype, "fontStyle", void 0);
+    return Text;
+}(View));
+function text(config) {
+    var ret = new Text;
+    ret.layoutConfig = layoutConfig().fit();
+    for (var key in config) {
+        Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+    }
+    return ret;
+}
+
+var __extends$4 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$4 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$4 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+(function (ScaleType) {
+    ScaleType[ScaleType["ScaleToFill"] = 0] = "ScaleToFill";
+    ScaleType[ScaleType["ScaleAspectFit"] = 1] = "ScaleAspectFit";
+    ScaleType[ScaleType["ScaleAspectFill"] = 2] = "ScaleAspectFill";
+})(exports.ScaleType || (exports.ScaleType = {}));
+var Image = /** @class */ (function (_super) {
+    __extends$4(Image, _super);
+    function Image() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    __decorate$4([
+        Property,
+        __metadata$4("design:type", String)
+    ], Image.prototype, "imageUrl", void 0);
+    __decorate$4([
+        Property,
+        __metadata$4("design:type", String)
+    ], Image.prototype, "imageBase64", void 0);
+    __decorate$4([
+        Property,
+        __metadata$4("design:type", Number)
+    ], Image.prototype, "scaleType", void 0);
+    __decorate$4([
+        Property,
+        __metadata$4("design:type", Boolean)
+    ], Image.prototype, "isBlur", void 0);
+    __decorate$4([
+        Property,
+        __metadata$4("design:type", Function)
+    ], Image.prototype, "loadCallback", void 0);
+    return Image;
+}(View));
+function image(config) {
+    var ret = new Image;
+    ret.layoutConfig = layoutConfig().fit();
+    for (var key in config) {
+        Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+    }
+    return ret;
+}
+
+/*
+ * Copyright [2019] [Doric.Pub]
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+var __extends$5 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$5 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$5 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var __read = (undefined && undefined.__read) || function (o, n) {
+    var m = typeof Symbol === "function" && o[Symbol.iterator];
+    if (!m) { return o; }
+    var i = m.call(o), r, ar = [], e;
+    try {
+        while ((n === void 0 || n-- > 0) && !(r = i.next()).done) { ar.push(r.value); }
+    }
+    catch (error) { e = { error: error }; }
+    finally {
+        try {
+            if (r && !r.done && (m = i["return"])) { m.call(i); }
+        }
+        finally { if (e) { throw e.error; } }
+    }
+    return ar;
+};
+var __spread = (undefined && undefined.__spread) || function () {
+    var arguments$1 = arguments;
+
+    for (var ar = [], i = 0; i < arguments.length; i++) { ar = ar.concat(__read(arguments$1[i])); }
+    return ar;
+};
+var ListItem = /** @class */ (function (_super) {
+    __extends$5(ListItem, _super);
+    function ListItem() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    __decorate$5([
+        Property,
+        __metadata$5("design:type", String)
+    ], ListItem.prototype, "identifier", void 0);
+    return ListItem;
+}(Stack));
+var List = /** @class */ (function (_super) {
+    __extends$5(List, _super);
+    function List() {
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.cachedViews = new Map;
+        _this.ignoreDirtyCallOnce = false;
+        _this.itemCount = 0;
+        _this.batchCount = 15;
+        return _this;
+    }
+    List.prototype.allSubviews = function () {
+        if (this.loadMoreView) {
+            return __spread(this.cachedViews.values(), [this.loadMoreView]);
+        }
+        else {
+            return this.cachedViews.values();
+        }
+    };
+    List.prototype.reset = function () {
+        this.cachedViews.clear();
+        this.itemCount = 0;
+    };
+    List.prototype.getItem = function (itemIdx) {
+        var view = this.cachedViews.get("" + itemIdx);
+        if (view === undefined) {
+            view = this.renderItem(itemIdx);
+            view.superview = this;
+            this.cachedViews.set("" + itemIdx, view);
+        }
+        return view;
+    };
+    List.prototype.isDirty = function () {
+        if (this.ignoreDirtyCallOnce) {
+            this.ignoreDirtyCallOnce = false;
+            //Ignore the dirty call once.
+            return false;
+        }
+        return _super.prototype.isDirty.call(this);
+    };
+    List.prototype.renderBunchedItems = function (start, length) {
+        var _this = this;
+        this.ignoreDirtyCallOnce = true;
+        return new Array(Math.min(length, this.itemCount - start)).fill(0).map(function (_, idx) {
+            var listItem = _this.getItem(start + idx);
+            return listItem.toModel();
+        });
+    };
+    List.prototype.toModel = function () {
+        if (this.loadMoreView) {
+            this.dirtyProps['loadMoreView'] = this.loadMoreView.viewId;
+        }
+        return _super.prototype.toModel.call(this);
+    };
+    __decorate$5([
+        Property,
+        __metadata$5("design:type", Object)
+    ], List.prototype, "itemCount", void 0);
+    __decorate$5([
+        Property,
+        __metadata$5("design:type", Function)
+    ], List.prototype, "renderItem", void 0);
+    __decorate$5([
+        Property,
+        __metadata$5("design:type", Object)
+    ], List.prototype, "batchCount", void 0);
+    __decorate$5([
+        Property,
+        __metadata$5("design:type", Function)
+    ], List.prototype, "onLoadMore", void 0);
+    __decorate$5([
+        Property,
+        __metadata$5("design:type", Boolean)
+    ], List.prototype, "loadMore", void 0);
+    __decorate$5([
+        Property,
+        __metadata$5("design:type", ListItem)
+    ], List.prototype, "loadMoreView", void 0);
+    return List;
+}(Superview));
+function list(config) {
+    var ret = new List;
+    for (var key in config) {
+        Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+    }
+    return ret;
+}
+function listItem(item, config) {
+    return (new ListItem).also(function (it) {
+        it.layoutConfig = layoutConfig().fit();
+        if (item instanceof View) {
+            it.addChild(item);
+        }
+        else {
+            item.forEach(function (e) {
+                it.addChild(e);
+            });
+        }
+        if (config) {
+            for (var key in config) {
+                Reflect.set(it, key, Reflect.get(config, key, config), it);
+            }
+        }
+    });
+}
+
+var __extends$6 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$6 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$6 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var SlideItem = /** @class */ (function (_super) {
+    __extends$6(SlideItem, _super);
+    function SlideItem() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    __decorate$6([
+        Property,
+        __metadata$6("design:type", String)
+    ], SlideItem.prototype, "identifier", void 0);
+    return SlideItem;
+}(Stack));
+var Slider = /** @class */ (function (_super) {
+    __extends$6(Slider, _super);
+    function Slider() {
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.cachedViews = new Map;
+        _this.ignoreDirtyCallOnce = false;
+        _this.itemCount = 0;
+        _this.batchCount = 3;
+        return _this;
+    }
+    Slider.prototype.allSubviews = function () {
+        return this.cachedViews.values();
+    };
+    Slider.prototype.getItem = function (itemIdx) {
+        var view = this.cachedViews.get("" + itemIdx);
+        if (view === undefined) {
+            view = this.renderPage(itemIdx);
+            view.superview = this;
+            this.cachedViews.set("" + itemIdx, view);
+        }
+        return view;
+    };
+    Slider.prototype.isDirty = function () {
+        if (this.ignoreDirtyCallOnce) {
+            this.ignoreDirtyCallOnce = false;
+            //Ignore the dirty call once.
+            return false;
+        }
+        return _super.prototype.isDirty.call(this);
+    };
+    Slider.prototype.renderBunchedItems = function (start, length) {
+        var _this = this;
+        this.ignoreDirtyCallOnce = true;
+        return new Array(Math.min(length, this.itemCount - start)).fill(0).map(function (_, idx) {
+            var slideItem = _this.getItem(start + idx);
+            return slideItem.toModel();
+        });
+    };
+    Slider.prototype.slidePage = function (context, page, smooth) {
+        if (smooth === void 0) { smooth = false; }
+        return this.nativeChannel(context, "slidePage")({ page: page, smooth: smooth });
+    };
+    Slider.prototype.getSlidedPage = function (context) {
+        return this.nativeChannel(context, "getSlidedPage")();
+    };
+    __decorate$6([
+        Property,
+        __metadata$6("design:type", Object)
+    ], Slider.prototype, "itemCount", void 0);
+    __decorate$6([
+        Property,
+        __metadata$6("design:type", Function)
+    ], Slider.prototype, "renderPage", void 0);
+    __decorate$6([
+        Property,
+        __metadata$6("design:type", Object)
+    ], Slider.prototype, "batchCount", void 0);
+    __decorate$6([
+        Property,
+        __metadata$6("design:type", Function)
+    ], Slider.prototype, "onPageSlided", void 0);
+    return Slider;
+}(Superview));
+function slider(config) {
+    var ret = new Slider;
+    for (var key in config) {
+        Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+    }
+    return ret;
+}
+function slideItem(item, config) {
+    return (new SlideItem).also(function (it) {
+        it.layoutConfig = layoutConfig().fit();
+        if (item instanceof View) {
+            it.addChild(item);
+        }
+        else {
+            item.forEach(function (e) {
+                it.addChild(e);
+            });
+        }
+        if (config) {
+            for (var key in config) {
+                Reflect.set(it, key, Reflect.get(config, key, config), it);
+            }
+        }
+    });
+}
+
+var __extends$7 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+function scroller(content, config) {
+    return (new Scroller).also(function (v) {
+        v.layoutConfig = layoutConfig().fit();
+        if (config) {
+            for (var key in config) {
+                Reflect.set(v, key, Reflect.get(config, key, config), v);
+            }
+        }
+        v.content = content;
+    });
+}
+var Scroller = /** @class */ (function (_super) {
+    __extends$7(Scroller, _super);
+    function Scroller() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    Scroller.prototype.allSubviews = function () {
+        return [this.content];
+    };
+    Scroller.prototype.toModel = function () {
+        this.dirtyProps.content = this.content.viewId;
+        return _super.prototype.toModel.call(this);
+    };
+    return Scroller;
+}(Superview));
+
+var __extends$8 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$7 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$7 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var Refreshable = /** @class */ (function (_super) {
+    __extends$8(Refreshable, _super);
+    function Refreshable() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    Refreshable.prototype.allSubviews = function () {
+        var ret = [this.content];
+        if (this.header) {
+            ret.push(this.header);
+        }
+        return ret;
+    };
+    Refreshable.prototype.setRefreshable = function (context, refreshable) {
+        return this.nativeChannel(context, 'setRefreshable')(refreshable);
+    };
+    Refreshable.prototype.setRefreshing = function (context, refreshing) {
+        return this.nativeChannel(context, 'setRefreshing')(refreshing);
+    };
+    Refreshable.prototype.isRefreshable = function (context) {
+        return this.nativeChannel(context, 'isRefreshable')();
+    };
+    Refreshable.prototype.isRefreshing = function (context) {
+        return this.nativeChannel(context, 'isRefreshing')();
+    };
+    Refreshable.prototype.toModel = function () {
+        this.dirtyProps.content = this.content.viewId;
+        this.dirtyProps.header = (this.header || {}).viewId;
+        return _super.prototype.toModel.call(this);
+    };
+    __decorate$7([
+        Property,
+        __metadata$7("design:type", Function)
+    ], Refreshable.prototype, "onRefresh", void 0);
+    return Refreshable;
+}(Superview));
+function refreshable(config) {
+    var ret = new Refreshable;
+    ret.layoutConfig = layoutConfig().fit();
+    for (var key in config) {
+        Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+    }
+    return ret;
+}
+function pullable(v, config) {
+    Reflect.set(v, 'startAnimation', config.startAnimation);
+    Reflect.set(v, 'stopAnimation', config.stopAnimation);
+    Reflect.set(v, 'setPullingDistance', config.setPullingDistance);
+    return v;
+}
+
+var __extends$9 = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$8 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$8 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var __read$1 = (undefined && undefined.__read) || function (o, n) {
+    var m = typeof Symbol === "function" && o[Symbol.iterator];
+    if (!m) { return o; }
+    var i = m.call(o), r, ar = [], e;
+    try {
+        while ((n === void 0 || n-- > 0) && !(r = i.next()).done) { ar.push(r.value); }
+    }
+    catch (error) { e = { error: error }; }
+    finally {
+        try {
+            if (r && !r.done && (m = i["return"])) { m.call(i); }
+        }
+        finally { if (e) { throw e.error; } }
+    }
+    return ar;
+};
+var __spread$1 = (undefined && undefined.__spread) || function () {
+    var arguments$1 = arguments;
+
+    for (var ar = [], i = 0; i < arguments.length; i++) { ar = ar.concat(__read$1(arguments$1[i])); }
+    return ar;
+};
+var FlowLayoutItem = /** @class */ (function (_super) {
+    __extends$9(FlowLayoutItem, _super);
+    function FlowLayoutItem() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", String)
+    ], FlowLayoutItem.prototype, "identifier", void 0);
+    return FlowLayoutItem;
+}(Stack));
+var FlowLayout = /** @class */ (function (_super) {
+    __extends$9(FlowLayout, _super);
+    function FlowLayout() {
+        var _this = _super !== null && _super.apply(this, arguments) || this;
+        _this.cachedViews = new Map;
+        _this.ignoreDirtyCallOnce = false;
+        _this.columnCount = 2;
+        _this.itemCount = 0;
+        _this.batchCount = 15;
+        return _this;
+    }
+    FlowLayout.prototype.allSubviews = function () {
+        if (this.loadMoreView) {
+            return __spread$1(this.cachedViews.values(), [this.loadMoreView]);
+        }
+        else {
+            return this.cachedViews.values();
+        }
+    };
+    FlowLayout.prototype.reset = function () {
+        this.cachedViews.clear();
+        this.itemCount = 0;
+    };
+    FlowLayout.prototype.getItem = function (itemIdx) {
+        var view = this.renderItem(itemIdx);
+        view.superview = this;
+        this.cachedViews.set("" + itemIdx, view);
+        return view;
+    };
+    FlowLayout.prototype.isDirty = function () {
+        if (this.ignoreDirtyCallOnce) {
+            this.ignoreDirtyCallOnce = false;
+            //Ignore the dirty call once.
+            return false;
+        }
+        return _super.prototype.isDirty.call(this);
+    };
+    FlowLayout.prototype.renderBunchedItems = function (start, length) {
+        var _this = this;
+        this.ignoreDirtyCallOnce = true;
+        return new Array(Math.min(length, this.itemCount - start)).fill(0).map(function (_, idx) {
+            var listItem = _this.getItem(start + idx);
+            return listItem.toModel();
+        });
+    };
+    FlowLayout.prototype.toModel = function () {
+        if (this.loadMoreView) {
+            this.dirtyProps['loadMoreView'] = this.loadMoreView.viewId;
+        }
+        return _super.prototype.toModel.call(this);
+    };
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Object)
+    ], FlowLayout.prototype, "columnCount", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Number)
+    ], FlowLayout.prototype, "columnSpace", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Number)
+    ], FlowLayout.prototype, "rowSpace", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Object)
+    ], FlowLayout.prototype, "itemCount", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Function)
+    ], FlowLayout.prototype, "renderItem", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Object)
+    ], FlowLayout.prototype, "batchCount", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Function)
+    ], FlowLayout.prototype, "onLoadMore", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", Boolean)
+    ], FlowLayout.prototype, "loadMore", void 0);
+    __decorate$8([
+        Property,
+        __metadata$8("design:type", FlowLayoutItem)
+    ], FlowLayout.prototype, "loadMoreView", void 0);
+    return FlowLayout;
+}(Superview));
+function flowlayout(config) {
+    var ret = new FlowLayout;
+    for (var key in config) {
+        Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+    }
+    return ret;
+}
+function flowItem(item, config) {
+    return (new FlowLayoutItem).also(function (it) {
+        it.layoutConfig = layoutConfig().fit();
+        if (item instanceof View) {
+            it.addChild(item);
+        }
+        else {
+            item.forEach(function (e) {
+                it.addChild(e);
+            });
+        }
+        if (config) {
+            for (var key in config) {
+                Reflect.set(it, key, Reflect.get(config, key, config), it);
+            }
+        }
+    });
+}
+
+var __extends$a = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$9 = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$9 = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var Input = /** @class */ (function (_super) {
+    __extends$a(Input, _super);
+    function Input() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    Input.prototype.getText = function (context) {
+        return this.nativeChannel(context, 'getText')();
+    };
+    Input.prototype.setSelection = function (context, start, end) {
+        if (end === void 0) { end = start; }
+        return this.nativeChannel(context, 'setSelection')({
+            start: start,
+            end: end,
+        });
+    };
+    Input.prototype.requestFocus = function (context) {
+        return this.nativeChannel(context, 'requestFocus')();
+    };
+    Input.prototype.releaseFocus = function (context) {
+        return this.nativeChannel(context, 'releaseFocus')();
+    };
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", String)
+    ], Input.prototype, "text", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", Color)
+    ], Input.prototype, "textColor", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", Number)
+    ], Input.prototype, "textSize", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", String)
+    ], Input.prototype, "hintText", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", Color)
+    ], Input.prototype, "hintTextColor", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", Boolean)
+    ], Input.prototype, "multiline", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", Gravity)
+    ], Input.prototype, "textAlignment", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", Function)
+    ], Input.prototype, "onTextChange", void 0);
+    __decorate$9([
+        Property,
+        __metadata$9("design:type", Function)
+    ], Input.prototype, "onFocusChange", void 0);
+    return Input;
+}(View));
+function input(config) {
+    var ret = new Input;
+    ret.layoutConfig = layoutConfig().just();
+    for (var key in config) {
+        Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+    }
+    return ret;
+}
+
+var __extends$b = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$a = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$a = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var NestedSlider = /** @class */ (function (_super) {
+    __extends$b(NestedSlider, _super);
+    function NestedSlider() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    NestedSlider.prototype.addSlideItem = function (view) {
+        this.addChild(view);
+    };
+    NestedSlider.prototype.slidePage = function (context, page, smooth) {
+        if (smooth === void 0) { smooth = false; }
+        return this.nativeChannel(context, "slidePage")({ page: page, smooth: smooth });
+    };
+    NestedSlider.prototype.getSlidedPage = function (context) {
+        return this.nativeChannel(context, "getSlidedPage")();
+    };
+    __decorate$a([
+        Property,
+        __metadata$a("design:type", Function)
+    ], NestedSlider.prototype, "onPageSlided", void 0);
+    return NestedSlider;
+}(Group));
+
+var __extends$c = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var __decorate$b = (undefined && undefined.__decorate) || function (decorators, target, key, desc) {
+    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
+    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") { r = Reflect.decorate(decorators, target, key, desc); }
+    else { for (var i = decorators.length - 1; i >= 0; i--) { if (d = decorators[i]) { r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r; } } }
+    return c > 3 && r && Object.defineProperty(target, key, r), r;
+};
+var __metadata$b = (undefined && undefined.__metadata) || function (k, v) {
+    if (typeof Reflect === "object" && typeof Reflect.metadata === "function") { return Reflect.metadata(k, v); }
+};
+var Draggable = /** @class */ (function (_super) {
+    __extends$c(Draggable, _super);
+    function Draggable() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    __decorate$b([
+        Property,
+        __metadata$b("design:type", Function)
+    ], Draggable.prototype, "onDrag", void 0);
+    return Draggable;
+}(Stack));
+function draggable(views, config) {
+    var ret = new Draggable;
+    ret.layoutConfig = layoutConfig().fit();
+    if (views instanceof View) {
+        ret.addChild(views);
+    }
+    else {
+        views.forEach(function (e) {
+            ret.addChild(e);
+        });
+    }
+    if (config) {
+        for (var key in config) {
+            Reflect.set(ret, key, Reflect.get(config, key, config), ret);
+        }
+    }
+    return ret;
+}
+
+function modal(context) {
+    return {
+        toast: function (msg, gravity) {
+            if (gravity === void 0) { gravity = Gravity.Bottom; }
+            context.modal.toast({
+                msg: msg,
+                gravity: gravity.toModel(),
+            });
+        },
+        alert: function (arg) {
+            if (typeof arg === 'string') {
+                return context.modal.alert({ msg: arg });
+            }
+            else {
+                return context.modal.alert(arg);
+            }
+        },
+        confirm: function (arg) {
+            if (typeof arg === 'string') {
+                return context.modal.confirm({ msg: arg });
+            }
+            else {
+                return context.modal.confirm(arg);
+            }
+        },
+        prompt: function (arg) {
+            return context.modal.prompt(arg);
+        },
+    };
+}
+
+function navbar(context) {
+    var entity = context.entity;
+    var panel = undefined;
+    if (entity instanceof Panel) {
+        panel = entity;
+    }
+    return {
+        isHidden: function () {
+            return context.navbar.isHidden();
+        },
+        setHidden: function (hidden) {
+            return context.navbar.setHidden({
+                hidden: hidden,
+            });
+        },
+        setTitle: function (title) {
+            return context.navbar.setTitle({
+                title: title,
+            });
+        },
+        setBgColor: function (color) {
+            return context.navbar.setBgColor({
+                color: color.toModel(),
+            });
+        },
+        setLeft: function (view) {
+            if (panel) {
+                panel.clearHeadViews("navbar_left");
+                panel.addHeadView("navbar_left", view);
+            }
+            return context.navbar.setLeft(view.toModel());
+        },
+        setRight: function (view) {
+            if (panel) {
+                panel.clearHeadViews("navbar_right");
+                panel.addHeadView("navbar_right", view);
+            }
+            return context.navbar.setRight(view.toModel());
+        }
+    };
+}
+
+function navigator(context) {
+    return {
+        push: function (scheme, config) {
+            if (config && config.extra) {
+                config.extra = JSON.stringify(config.extra);
+            }
+            return context.navigator.push({
+                scheme: scheme, config: config
+            });
+        },
+        pop: function (animated) {
+            if (animated === void 0) { animated = true; }
+            return context.navigator.pop({ animated: animated });
+        },
+    };
+}
+
+function transformRequest(request) {
+    var url = request.url || "";
+    if (request.params !== undefined) {
+        var queryStrings = [];
+        for (var key in request.params) {
+            queryStrings.push(key + "=" + encodeURIComponent(request.params[key]));
+        }
+        request.url = "" + request.url + (url.indexOf('?') >= 0 ? '&' : '?') + queryStrings.join('&');
+    }
+    if (typeof request.data === 'object') {
+        request.data = JSON.stringify(request.data);
+    }
+    return request;
+}
+function network(context) {
+    return {
+        request: function (config) {
+            return context.network.request(transformRequest(config));
+        },
+        get: function (url, config) {
+            var finalConfig = config;
+            if (finalConfig === undefined) {
+                finalConfig = {};
+            }
+            finalConfig.url = url;
+            finalConfig.method = "get";
+            return context.network.request(transformRequest(finalConfig));
+        },
+        post: function (url, data, config) {
+            var finalConfig = config;
+            if (finalConfig === undefined) {
+                finalConfig = {};
+            }
+            finalConfig.url = url;
+            finalConfig.method = "post";
+            if (data !== undefined) {
+                finalConfig.data = data;
+            }
+            return context.network.request(transformRequest(finalConfig));
+        },
+        put: function (url, data, config) {
+            var finalConfig = config;
+            if (finalConfig === undefined) {
+                finalConfig = {};
+            }
+            finalConfig.url = url;
+            finalConfig.method = "put";
+            if (data !== undefined) {
+                finalConfig.data = data;
+            }
+            return context.network.request(transformRequest(finalConfig));
+        },
+        delete: function (url, data, config) {
+            var finalConfig = config;
+            if (finalConfig === undefined) {
+                finalConfig = {};
+            }
+            finalConfig.url = url;
+            finalConfig.method = "delete";
+            return context.network.request(transformRequest(finalConfig));
+        },
+    };
+}
+
+function storage(context) {
+    return {
+        setItem: function (key, value, zone) {
+            return context.storage.setItem({ key: key, value: value, zone: zone });
+        },
+        getItem: function (key, zone) {
+            return context.storage.getItem({ key: key, zone: zone });
+        },
+        remove: function (key, zone) {
+            return context.storage.remove({ key: key, zone: zone });
+        },
+        clear: function (zone) {
+            return context.storage.clear({ zone: zone });
+        },
+    };
+}
+
+function popover(context) {
+    var entity = context.entity;
+    var panel = undefined;
+    if (entity instanceof Panel) {
+        panel = entity;
+    }
+    return {
+        show: function (view) {
+            if (panel) {
+                panel.addHeadView("popover", view);
+            }
+            return context.popover.show(view.toModel());
+        },
+        dismiss: function (view) {
+            if (view === void 0) { view = undefined; }
+            if (panel) {
+                if (view) {
+                    panel.removeHeadView("popover", view);
+                }
+                else {
+                    panel.clearHeadViews("popover");
+                }
+            }
+            return context.popover.dismiss(view ? { id: view.viewId } : undefined);
+        },
+    };
+}
+
+/*
+ * Copyright [2019] [Doric.Pub]
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+function take(target) {
+    return function (block) {
+        block(target);
+    };
+}
+function takeNonNull(target) {
+    return function (block) {
+        if (target !== undefined) {
+            return block(target);
+        }
+    };
+}
+function takeNull(target) {
+    return function (block) {
+        if (target === undefined) {
+            return block();
+        }
+    };
+}
+function takeLet(target) {
+    return function (block) {
+        return block(target);
+    };
+}
+function takeAlso(target) {
+    return function (block) {
+        block(target);
+        return target;
+    };
+}
+function takeIf(target) {
+    return function (predicate) {
+        return predicate(target) ? target : undefined;
+    };
+}
+function takeUnless(target) {
+    return function (predicate) {
+        return predicate(target) ? undefined : target;
+    };
+}
+function repeat(action) {
+    return function (times) {
+        for (var i = 0; i < times; i++) {
+            action(i);
+        }
+    };
+}
+
+var __values$4 = (undefined && undefined.__values) || function(o) {
+    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
+    if (m) { return m.call(o); }
+    if (o && typeof o.length === "number") { return {
+        next: function () {
+            if (o && i >= o.length) { o = void 0; }
+            return { value: o && o[i++], done: !o };
+        }
+    }; }
+    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
+};
+/**
+ * Only supports x,y,width,height,corner(just for four corners),rotation,bgColor,
+ * @param panel @see Panel
+ */
+function animate(context) {
+    var entity = context.entity;
+    if (entity instanceof Panel) {
+        var panel_1 = entity;
+        return function (args) {
+            return takeLet(panel_1.context.animate)(function (it) {
+                return it.submit().then(function () {
+                    args.animations();
+                    return takeLet(panel_1.getRootView())(function (root) {
+                        var e_1, _a, e_2, _b;
+                        if (root.isDirty()) {
+                            var model = root.toModel();
+                            model.duration = args.duration;
+                            var ret = it.animateRender(model);
+                            root.clean();
+                            return ret;
+                        }
+                        try {
+                            for (var _c = __values$4(panel_1.allHeadViews()), _d = _c.next(); !_d.done; _d = _c.next()) {
+                                var map = _d.value;
+                                try {
+                                    for (var _e = (e_2 = void 0, __values$4(map.values())), _f = _e.next(); !_f.done; _f = _e.next()) {
+                                        var v = _f.value;
+                                        if (v.isDirty()) {
+                                            var model = v.toModel();
+                                            var ret = it.animateRender(model);
+                                            it.clean();
+                                            return ret;
+                                        }
+                                    }
+                                }
+                                catch (e_2_1) { e_2 = { error: e_2_1 }; }
+                                finally {
+                                    try {
+                                        if (_f && !_f.done && (_b = _e.return)) { _b.call(_e); }
+                                    }
+                                    finally { if (e_2) { throw e_2.error; } }
+                                }
+                            }
+                        }
+                        catch (e_1_1) { e_1 = { error: e_1_1 }; }
+                        finally {
+                            try {
+                                if (_d && !_d.done && (_a = _c.return)) { _a.call(_c); }
+                            }
+                            finally { if (e_1) { throw e_1.error; } }
+                        }
+                        throw new Error('Cannot find any animated elements');
+                    });
+                });
+            });
+        };
+    }
+    else {
+        return function (args) {
+            return Promise.reject("Cannot find panel in Context:" + context.id);
+        };
+    }
+}
+
+function notification(context) {
+    return {
+        publish: function (args) {
+            if (args.data !== undefined) {
+                args.data = JSON.stringify(args.data);
+            }
+            return context.notification.publish(args);
+        },
+        subscribe: function (args) {
+            args.callback = context.function2Id(args.callback);
+            return context.notification.subscribe(args);
+        },
+        unsubscribe: function (subscribeId) {
+            context.removeFuncById(subscribeId);
+            return context.notification.unsubscribe(subscribeId);
+        }
+    };
+}
+
+(function (StatusBarMode) {
+    StatusBarMode[StatusBarMode["LIGHT"] = 0] = "LIGHT";
+    StatusBarMode[StatusBarMode["DARK"] = 1] = "DARK";
+})(exports.StatusBarMode || (exports.StatusBarMode = {}));
+function statusbar(context) {
+    return {
+        setHidden: function (hidden) {
+            return context.statusbar.setHidden({ hidden: hidden });
+        },
+        setMode: function (mode) {
+            return context.statusbar.setMode({ mode: mode });
+        },
+        setColor: function (color) {
+            return context.statusbar.setColor({ color: color.toModel() });
+        },
+    };
+}
+
+var __values$5 = (undefined && undefined.__values) || function(o) {
+    var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
+    if (m) { return m.call(o); }
+    if (o && typeof o.length === "number") { return {
+        next: function () {
+            if (o && i >= o.length) { o = void 0; }
+            return { value: o && o[i++], done: !o };
+        }
+    }; }
+    throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
+};
+var Observable = /** @class */ (function () {
+    function Observable(provider, clz) {
+        this.observers = new Set;
+        this.provider = provider;
+        this.clz = clz;
+    }
+    Observable.prototype.addObserver = function (observer) {
+        this.observers.add(observer);
+    };
+    Observable.prototype.removeObserver = function (observer) {
+        this.observers.delete(observer);
+    };
+    Observable.prototype.update = function (updater) {
+        var e_1, _a;
+        var oldV = this.provider.acquire(this.clz);
+        var newV = updater(oldV);
+        if (newV !== undefined) {
+            this.provider.provide(newV);
+        }
+        try {
+            for (var _b = __values$5(this.observers), _c = _b.next(); !_c.done; _c = _b.next()) {
+                var observer = _c.value;
+                observer(newV);
+            }
+        }
+        catch (e_1_1) { e_1 = { error: e_1_1 }; }
+        finally {
+            try {
+                if (_c && !_c.done && (_a = _b.return)) { _a.call(_b); }
+            }
+            finally { if (e_1) { throw e_1.error; } }
+        }
+    };
+    return Observable;
+}());
+var Provider = /** @class */ (function () {
+    function Provider() {
+        this.provision = new Map;
+        this.observableMap = new Map;
+    }
+    Provider.prototype.provide = function (obj) {
+        this.provision.set(obj.constructor, obj);
+    };
+    Provider.prototype.acquire = function (clz) {
+        var ret = this.provision.get(clz);
+        return ret;
+    };
+    Provider.prototype.remove = function (clz) {
+        this.provision.delete(clz);
+    };
+    Provider.prototype.clear = function () {
+        this.provision.clear();
+    };
+    Provider.prototype.observe = function (clz) {
+        var observable = this.observableMap.get(clz);
+        if (observable === undefined) {
+            observable = new Observable(this, clz);
+            this.observableMap.set(clz, observable);
+        }
+        return observable;
+    };
+    return Provider;
+}());
+
+var __extends$d = (undefined && undefined.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+var ViewHolder = /** @class */ (function () {
+    function ViewHolder() {
+    }
+    return ViewHolder;
+}());
+var ViewModel = /** @class */ (function () {
+    function ViewModel(obj, v) {
+        this.state = obj;
+        this.viewHolder = v;
+    }
+    ViewModel.prototype.getState = function () {
+        return this.state;
+    };
+    ViewModel.prototype.updateState = function (setter) {
+        setter(this.state);
+        this.onBind(this.state, this.viewHolder);
+    };
+    ViewModel.prototype.attach = function (view) {
+        this.viewHolder.build(view);
+        this.onAttached(this.state, this.viewHolder);
+        this.onBind(this.state, this.viewHolder);
+    };
+    return ViewModel;
+}());
+var VMPanel = /** @class */ (function (_super) {
+    __extends$d(VMPanel, _super);
+    function VMPanel() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    VMPanel.prototype.getViewModel = function () {
+        return this.vm;
+    };
+    VMPanel.prototype.build = function (root) {
+        this.vh = new (this.getViewHolderClass());
+        this.vm = new (this.getViewModelClass())(this.getState(), this.vh);
+        this.vm.attach(root);
+    };
+    return VMPanel;
+}(Panel));
+
+exports.AnimationSet = AnimationSet;
+exports.BOTTOM = BOTTOM;
+exports.CENTER = CENTER;
+exports.CENTER_X = CENTER_X;
+exports.CENTER_Y = CENTER_Y;
+exports.Color = Color;
+exports.Draggable = Draggable;
+exports.FlowLayout = FlowLayout;
+exports.FlowLayoutItem = FlowLayoutItem;
+exports.Gravity = Gravity;
+exports.Group = Group;
+exports.HLayout = HLayout;
+exports.Image = Image;
+exports.Input = Input;
+exports.LEFT = LEFT;
+exports.LayoutConfigImpl = LayoutConfigImpl;
+exports.List = List;
+exports.ListItem = ListItem;
+exports.Mutable = Mutable;
+exports.NativeCall = NativeCall;
+exports.NestedSlider = NestedSlider;
+exports.Observable = Observable;
+exports.Panel = Panel;
+exports.Property = Property;
+exports.Provider = Provider;
+exports.RIGHT = RIGHT;
+exports.Refreshable = Refreshable;
+exports.Root = Root;
+exports.RotationAnimation = RotationAnimation;
+exports.ScaleAnimation = ScaleAnimation;
+exports.Scroller = Scroller;
+exports.SlideItem = SlideItem;
+exports.Slider = Slider;
+exports.Stack = Stack;
+exports.Superview = Superview;
+exports.TOP = TOP;
+exports.Text = Text;
+exports.TranslationAnimation = TranslationAnimation;
+exports.VLayout = VLayout;
+exports.VMPanel = VMPanel;
+exports.View = View;
+exports.ViewHolder = ViewHolder;
+exports.ViewModel = ViewModel;
+exports.animate = animate;
+exports.draggable = draggable;
+exports.flowItem = flowItem;
+exports.flowlayout = flowlayout;
+exports.gravity = gravity;
+exports.hlayout = hlayout;
+exports.image = image;
+exports.input = input;
+exports.layoutConfig = layoutConfig;
+exports.list = list;
+exports.listItem = listItem;
+exports.log = log;
+exports.loge = loge;
+exports.logw = logw;
+exports.modal = modal;
+exports.navbar = navbar;
+exports.navigator = navigator;
+exports.network = network;
+exports.notification = notification;
+exports.obj2Model = obj2Model;
+exports.popover = popover;
+exports.pullable = pullable;
+exports.refreshable = refreshable;
+exports.repeat = repeat;
+exports.scroller = scroller;
+exports.slideItem = slideItem;
+exports.slider = slider;
+exports.stack = stack;
+exports.statusbar = statusbar;
+exports.storage = storage;
+exports.take = take;
+exports.takeAlso = takeAlso;
+exports.takeIf = takeIf;
+exports.takeLet = takeLet;
+exports.takeNonNull = takeNonNull;
+exports.takeNull = takeNull;
+exports.takeUnless = takeUnless;
+exports.text = text;
+exports.uniqueId = uniqueId;
+exports.vlayout = vlayout;
diff --git a/doric-js/bundle/doric-lib.js b/doric-js/bundle/doric-lib.js
index 0e1fec33..eeabf356 100644
--- a/doric-js/bundle/doric-lib.js
+++ b/doric-js/bundle/doric-lib.js
@@ -770,7 +770,7 @@ class Panel {
         }, undefined);
     }
     nativeRender(model) {
-        this.context.shader.render(model);
+        this.context.callNative("shader", "render", model);
     }
     hookBeforeNativeCall() {
         if (Environment.platform !== 'web') {
diff --git a/doric-js/bundle/doric-sandbox.es5.js b/doric-js/bundle/doric-sandbox.es5.js
new file mode 100644
index 00000000..7dbc0c03
--- /dev/null
+++ b/doric-js/bundle/doric-sandbox.es5.js
@@ -0,0 +1,13306 @@
+var doric = (function (exports) {
+    'use strict';
+
+    /*
+     * Copyright [2019] [Doric.Pub]
+     *
+     * Licensed under the Apache License, Version 2.0 (the "License");
+     * you may not use this file except in compliance with the License.
+     * You may obtain a copy of the License at
+     *
+     * http://www.apache.org/licenses/LICENSE-2.0
+     *
+     * Unless required by applicable law or agreed to in writing, software
+     * distributed under the License is distributed on an "AS IS" BASIS,
+     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     * See the License for the specific language governing permissions and
+     * limitations under the License.
+     */
+    var __uniqueId__ = 0;
+    function uniqueId(prefix) {
+        return "__" + prefix + "_" + __uniqueId__++ + "__";
+    }
+
+    function toString(message) {
+        if (message instanceof Function) {
+            return message.toString();
+        }
+        else if (message instanceof Object) {
+            try {
+                return JSON.stringify(message);
+            }
+            catch (e) {
+                return message.toString();
+            }
+        }
+        else if (message === undefined) {
+            return "undefined";
+        }
+        else {
+            return message.toString();
+        }
+    }
+    function loge() {
+        var arguments$1 = arguments;
+
+        var message = [];
+        for (var _i = 0; _i < arguments.length; _i++) {
+            message[_i] = arguments$1[_i];
+        }
+        var out = "";
+        for (var i = 0; i < arguments.length; i++) {
+            if (i > 0) {
+                out += ',';
+            }
+            out += toString(arguments$1[i]);
+        }
+        nativeLog('e', out);
+    }
+
+    var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
+
+    function createCommonjsModule(fn, module) {
+    	return module = { exports: {} }, fn(module, module.exports), module.exports;
+    }
+
+    /*! *****************************************************************************
+    Copyright (C) Microsoft. All rights reserved.
+    Licensed under the Apache License, Version 2.0 (the "License"); you may not use
+    this file except in compliance with the License. You may obtain a copy of the
+    License at http://www.apache.org/licenses/LICENSE-2.0
+
+    THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+    KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
+    WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
+    MERCHANTABLITY OR NON-INFRINGEMENT.
+
+    See the Apache Version 2.0 License for specific language governing permissions
+    and limitations under the License.
+    ***************************************************************************** */
+    var Reflect$1;
+    (function (Reflect) {
+        // Metadata Proposal
+        // https://rbuckton.github.io/reflect-metadata/
+        (function (factory) {
+            var root = typeof commonjsGlobal === "object" ? commonjsGlobal :
+                typeof self === "object" ? self :
+                    typeof this === "object" ? this :
+                        Function("return this;")();
+            var exporter = makeExporter(Reflect);
+            if (typeof root.Reflect === "undefined") {
+                root.Reflect = Reflect;
+            }
+            else {
+                exporter = makeExporter(root.Reflect, exporter);
+            }
+            factory(exporter);
+            function makeExporter(target, previous) {
+                return function (key, value) {
+                    if (typeof target[key] !== "function") {
+                        Object.defineProperty(target, key, { configurable: true, writable: true, value: value });
+                    }
+                    if (previous)
+                        { previous(key, value); }
+                };
+            }
+        })(function (exporter) {
+            var hasOwn = Object.prototype.hasOwnProperty;
+            // feature test for Symbol support
+            var supportsSymbol = typeof Symbol === "function";
+            var toPrimitiveSymbol = supportsSymbol && typeof Symbol.toPrimitive !== "undefined" ? Symbol.toPrimitive : "@@toPrimitive";
+            var iteratorSymbol = supportsSymbol && typeof Symbol.iterator !== "undefined" ? Symbol.iterator : "@@iterator";
+            var supportsCreate = typeof Object.create === "function"; // feature test for Object.create support
+            var supportsProto = { __proto__: [] } instanceof Array; // feature test for __proto__ support
+            var downLevel = !supportsCreate && !supportsProto;
+            var HashMap = {
+                // create an object in dictionary mode (a.k.a. "slow" mode in v8)
+                create: supportsCreate
+                    ? function () { return MakeDictionary(Object.create(null)); }
+                    : supportsProto
+                        ? function () { return MakeDictionary({ __proto__: null }); }
+                        : function () { return MakeDictionary({}); },
+                has: downLevel
+                    ? function (map, key) { return hasOwn.call(map, key); }
+                    : function (map, key) { return key in map; },
+                get: downLevel
+                    ? function (map, key) { return hasOwn.call(map, key) ? map[key] : undefined; }
+                    : function (map, key) { return map[key]; },
+            };
+            // Load global or shim versions of Map, Set, and WeakMap
+            var functionPrototype = Object.getPrototypeOf(Function);
+            var usePolyfill = typeof process === "object" && process.env && process.env["REFLECT_METADATA_USE_MAP_POLYFILL"] === "true";
+            var _Map = !usePolyfill && typeof Map === "function" && typeof Map.prototype.entries === "function" ? Map : CreateMapPolyfill();
+            var _Set = !usePolyfill && typeof Set === "function" && typeof Set.prototype.entries === "function" ? Set : CreateSetPolyfill();
+            var _WeakMap = !usePolyfill && typeof WeakMap === "function" ? WeakMap : CreateWeakMapPolyfill();
+            // [[Metadata]] internal slot
+            // https://rbuckton.github.io/reflect-metadata/#ordinary-object-internal-methods-and-internal-slots
+            var Metadata = new _WeakMap();
+            /**
+             * Applies a set of decorators to a property of a target object.
+             * @param decorators An array of decorators.
+             * @param target The target object.
+             * @param propertyKey (Optional) The property key to decorate.
+             * @param attributes (Optional) The property descriptor for the target key.
+             * @remarks Decorators are applied in reverse order.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     Example = Reflect.decorate(decoratorsArray, Example);
+             *
+             *     // property (on constructor)
+             *     Reflect.decorate(decoratorsArray, Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     Reflect.decorate(decoratorsArray, Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     Object.defineProperty(Example, "staticMethod",
+             *         Reflect.decorate(decoratorsArray, Example, "staticMethod",
+             *             Object.getOwnPropertyDescriptor(Example, "staticMethod")));
+             *
+             *     // method (on prototype)
+             *     Object.defineProperty(Example.prototype, "method",
+             *         Reflect.decorate(decoratorsArray, Example.prototype, "method",
+             *             Object.getOwnPropertyDescriptor(Example.prototype, "method")));
+             *
+             */
+            function decorate(decorators, target, propertyKey, attributes) {
+                if (!IsUndefined(propertyKey)) {
+                    if (!IsArray(decorators))
+                        { throw new TypeError(); }
+                    if (!IsObject(target))
+                        { throw new TypeError(); }
+                    if (!IsObject(attributes) && !IsUndefined(attributes) && !IsNull(attributes))
+                        { throw new TypeError(); }
+                    if (IsNull(attributes))
+                        { attributes = undefined; }
+                    propertyKey = ToPropertyKey(propertyKey);
+                    return DecorateProperty(decorators, target, propertyKey, attributes);
+                }
+                else {
+                    if (!IsArray(decorators))
+                        { throw new TypeError(); }
+                    if (!IsConstructor(target))
+                        { throw new TypeError(); }
+                    return DecorateConstructor(decorators, target);
+                }
+            }
+            exporter("decorate", decorate);
+            // 4.1.2 Reflect.metadata(metadataKey, metadataValue)
+            // https://rbuckton.github.io/reflect-metadata/#reflect.metadata
+            /**
+             * A default metadata decorator factory that can be used on a class, class member, or parameter.
+             * @param metadataKey The key for the metadata entry.
+             * @param metadataValue The value for the metadata entry.
+             * @returns A decorator function.
+             * @remarks
+             * If `metadataKey` is already defined for the target and target key, the
+             * metadataValue for that key will be overwritten.
+             * @example
+             *
+             *     // constructor
+             *     @Reflect.metadata(key, value)
+             *     class Example {
+             *     }
+             *
+             *     // property (on constructor, TypeScript only)
+             *     class Example {
+             *         @Reflect.metadata(key, value)
+             *         static staticProperty;
+             *     }
+             *
+             *     // property (on prototype, TypeScript only)
+             *     class Example {
+             *         @Reflect.metadata(key, value)
+             *         property;
+             *     }
+             *
+             *     // method (on constructor)
+             *     class Example {
+             *         @Reflect.metadata(key, value)
+             *         static staticMethod() { }
+             *     }
+             *
+             *     // method (on prototype)
+             *     class Example {
+             *         @Reflect.metadata(key, value)
+             *         method() { }
+             *     }
+             *
+             */
+            function metadata(metadataKey, metadataValue) {
+                function decorator(target, propertyKey) {
+                    if (!IsObject(target))
+                        { throw new TypeError(); }
+                    if (!IsUndefined(propertyKey) && !IsPropertyKey(propertyKey))
+                        { throw new TypeError(); }
+                    OrdinaryDefineOwnMetadata(metadataKey, metadataValue, target, propertyKey);
+                }
+                return decorator;
+            }
+            exporter("metadata", metadata);
+            /**
+             * Define a unique metadata entry on the target.
+             * @param metadataKey A key used to store and retrieve metadata.
+             * @param metadataValue A value that contains attached metadata.
+             * @param target The target object on which to define metadata.
+             * @param propertyKey (Optional) The property key for the target.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     Reflect.defineMetadata("custom:annotation", options, Example);
+             *
+             *     // property (on constructor)
+             *     Reflect.defineMetadata("custom:annotation", options, Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     Reflect.defineMetadata("custom:annotation", options, Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     Reflect.defineMetadata("custom:annotation", options, Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     Reflect.defineMetadata("custom:annotation", options, Example.prototype, "method");
+             *
+             *     // decorator factory as metadata-producing annotation.
+             *     function MyAnnotation(options): Decorator {
+             *         return (target, key?) => Reflect.defineMetadata("custom:annotation", options, target, key);
+             *     }
+             *
+             */
+            function defineMetadata(metadataKey, metadataValue, target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                return OrdinaryDefineOwnMetadata(metadataKey, metadataValue, target, propertyKey);
+            }
+            exporter("defineMetadata", defineMetadata);
+            /**
+             * Gets a value indicating whether the target object or its prototype chain has the provided metadata key defined.
+             * @param metadataKey A key used to store and retrieve metadata.
+             * @param target The target object on which the metadata is defined.
+             * @param propertyKey (Optional) The property key for the target.
+             * @returns `true` if the metadata key was defined on the target object or its prototype chain; otherwise, `false`.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     result = Reflect.hasMetadata("custom:annotation", Example);
+             *
+             *     // property (on constructor)
+             *     result = Reflect.hasMetadata("custom:annotation", Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     result = Reflect.hasMetadata("custom:annotation", Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     result = Reflect.hasMetadata("custom:annotation", Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     result = Reflect.hasMetadata("custom:annotation", Example.prototype, "method");
+             *
+             */
+            function hasMetadata(metadataKey, target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                return OrdinaryHasMetadata(metadataKey, target, propertyKey);
+            }
+            exporter("hasMetadata", hasMetadata);
+            /**
+             * Gets a value indicating whether the target object has the provided metadata key defined.
+             * @param metadataKey A key used to store and retrieve metadata.
+             * @param target The target object on which the metadata is defined.
+             * @param propertyKey (Optional) The property key for the target.
+             * @returns `true` if the metadata key was defined on the target object; otherwise, `false`.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     result = Reflect.hasOwnMetadata("custom:annotation", Example);
+             *
+             *     // property (on constructor)
+             *     result = Reflect.hasOwnMetadata("custom:annotation", Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     result = Reflect.hasOwnMetadata("custom:annotation", Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     result = Reflect.hasOwnMetadata("custom:annotation", Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     result = Reflect.hasOwnMetadata("custom:annotation", Example.prototype, "method");
+             *
+             */
+            function hasOwnMetadata(metadataKey, target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                return OrdinaryHasOwnMetadata(metadataKey, target, propertyKey);
+            }
+            exporter("hasOwnMetadata", hasOwnMetadata);
+            /**
+             * Gets the metadata value for the provided metadata key on the target object or its prototype chain.
+             * @param metadataKey A key used to store and retrieve metadata.
+             * @param target The target object on which the metadata is defined.
+             * @param propertyKey (Optional) The property key for the target.
+             * @returns The metadata value for the metadata key if found; otherwise, `undefined`.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     result = Reflect.getMetadata("custom:annotation", Example);
+             *
+             *     // property (on constructor)
+             *     result = Reflect.getMetadata("custom:annotation", Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     result = Reflect.getMetadata("custom:annotation", Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     result = Reflect.getMetadata("custom:annotation", Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     result = Reflect.getMetadata("custom:annotation", Example.prototype, "method");
+             *
+             */
+            function getMetadata(metadataKey, target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                return OrdinaryGetMetadata(metadataKey, target, propertyKey);
+            }
+            exporter("getMetadata", getMetadata);
+            /**
+             * Gets the metadata value for the provided metadata key on the target object.
+             * @param metadataKey A key used to store and retrieve metadata.
+             * @param target The target object on which the metadata is defined.
+             * @param propertyKey (Optional) The property key for the target.
+             * @returns The metadata value for the metadata key if found; otherwise, `undefined`.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     result = Reflect.getOwnMetadata("custom:annotation", Example);
+             *
+             *     // property (on constructor)
+             *     result = Reflect.getOwnMetadata("custom:annotation", Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     result = Reflect.getOwnMetadata("custom:annotation", Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     result = Reflect.getOwnMetadata("custom:annotation", Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     result = Reflect.getOwnMetadata("custom:annotation", Example.prototype, "method");
+             *
+             */
+            function getOwnMetadata(metadataKey, target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                return OrdinaryGetOwnMetadata(metadataKey, target, propertyKey);
+            }
+            exporter("getOwnMetadata", getOwnMetadata);
+            /**
+             * Gets the metadata keys defined on the target object or its prototype chain.
+             * @param target The target object on which the metadata is defined.
+             * @param propertyKey (Optional) The property key for the target.
+             * @returns An array of unique metadata keys.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     result = Reflect.getMetadataKeys(Example);
+             *
+             *     // property (on constructor)
+             *     result = Reflect.getMetadataKeys(Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     result = Reflect.getMetadataKeys(Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     result = Reflect.getMetadataKeys(Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     result = Reflect.getMetadataKeys(Example.prototype, "method");
+             *
+             */
+            function getMetadataKeys(target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                return OrdinaryMetadataKeys(target, propertyKey);
+            }
+            exporter("getMetadataKeys", getMetadataKeys);
+            /**
+             * Gets the unique metadata keys defined on the target object.
+             * @param target The target object on which the metadata is defined.
+             * @param propertyKey (Optional) The property key for the target.
+             * @returns An array of unique metadata keys.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     result = Reflect.getOwnMetadataKeys(Example);
+             *
+             *     // property (on constructor)
+             *     result = Reflect.getOwnMetadataKeys(Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     result = Reflect.getOwnMetadataKeys(Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     result = Reflect.getOwnMetadataKeys(Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     result = Reflect.getOwnMetadataKeys(Example.prototype, "method");
+             *
+             */
+            function getOwnMetadataKeys(target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                return OrdinaryOwnMetadataKeys(target, propertyKey);
+            }
+            exporter("getOwnMetadataKeys", getOwnMetadataKeys);
+            /**
+             * Deletes the metadata entry from the target object with the provided key.
+             * @param metadataKey A key used to store and retrieve metadata.
+             * @param target The target object on which the metadata is defined.
+             * @param propertyKey (Optional) The property key for the target.
+             * @returns `true` if the metadata entry was found and deleted; otherwise, false.
+             * @example
+             *
+             *     class Example {
+             *         // property declarations are not part of ES6, though they are valid in TypeScript:
+             *         // static staticProperty;
+             *         // property;
+             *
+             *         constructor(p) { }
+             *         static staticMethod(p) { }
+             *         method(p) { }
+             *     }
+             *
+             *     // constructor
+             *     result = Reflect.deleteMetadata("custom:annotation", Example);
+             *
+             *     // property (on constructor)
+             *     result = Reflect.deleteMetadata("custom:annotation", Example, "staticProperty");
+             *
+             *     // property (on prototype)
+             *     result = Reflect.deleteMetadata("custom:annotation", Example.prototype, "property");
+             *
+             *     // method (on constructor)
+             *     result = Reflect.deleteMetadata("custom:annotation", Example, "staticMethod");
+             *
+             *     // method (on prototype)
+             *     result = Reflect.deleteMetadata("custom:annotation", Example.prototype, "method");
+             *
+             */
+            function deleteMetadata(metadataKey, target, propertyKey) {
+                if (!IsObject(target))
+                    { throw new TypeError(); }
+                if (!IsUndefined(propertyKey))
+                    { propertyKey = ToPropertyKey(propertyKey); }
+                var metadataMap = GetOrCreateMetadataMap(target, propertyKey, /*Create*/ false);
+                if (IsUndefined(metadataMap))
+                    { return false; }
+                if (!metadataMap.delete(metadataKey))
+                    { return false; }
+                if (metadataMap.size > 0)
+                    { return true; }
+                var targetMetadata = Metadata.get(target);
+                targetMetadata.delete(propertyKey);
+                if (targetMetadata.size > 0)
+                    { return true; }
+                Metadata.delete(target);
+                return true;
+            }
+            exporter("deleteMetadata", deleteMetadata);
+            function DecorateConstructor(decorators, target) {
+                for (var i = decorators.length - 1; i >= 0; --i) {
+                    var decorator = decorators[i];
+                    var decorated = decorator(target);
+                    if (!IsUndefined(decorated) && !IsNull(decorated)) {
+                        if (!IsConstructor(decorated))
+                            { throw new TypeError(); }
+                        target = decorated;
+                    }
+                }
+                return target;
+            }
+            function DecorateProperty(decorators, target, propertyKey, descriptor) {
+                for (var i = decorators.length - 1; i >= 0; --i) {
+                    var decorator = decorators[i];
+                    var decorated = decorator(target, propertyKey, descriptor);
+                    if (!IsUndefined(decorated) && !IsNull(decorated)) {
+                        if (!IsObject(decorated))
+                            { throw new TypeError(); }
+                        descriptor = decorated;
+                    }
+                }
+                return descriptor;
+            }
+            function GetOrCreateMetadataMap(O, P, Create) {
+                var targetMetadata = Metadata.get(O);
+                if (IsUndefined(targetMetadata)) {
+                    if (!Create)
+                        { return undefined; }
+                    targetMetadata = new _Map();
+                    Metadata.set(O, targetMetadata);
+                }
+                var metadataMap = targetMetadata.get(P);
+                if (IsUndefined(metadataMap)) {
+                    if (!Create)
+                        { return undefined; }
+                    metadataMap = new _Map();
+                    targetMetadata.set(P, metadataMap);
+                }
+                return metadataMap;
+            }
+            // 3.1.1.1 OrdinaryHasMetadata(MetadataKey, O, P)
+            // https://rbuckton.github.io/reflect-metadata/#ordinaryhasmetadata
+            function OrdinaryHasMetadata(MetadataKey, O, P) {
+                var hasOwn = OrdinaryHasOwnMetadata(MetadataKey, O, P);
+                if (hasOwn)
+                    { return true; }
+                var parent = OrdinaryGetPrototypeOf(O);
+                if (!IsNull(parent))
+                    { return OrdinaryHasMetadata(MetadataKey, parent, P); }
+                return false;
+            }
+            // 3.1.2.1 OrdinaryHasOwnMetadata(MetadataKey, O, P)
+            // https://rbuckton.github.io/reflect-metadata/#ordinaryhasownmetadata
+            function OrdinaryHasOwnMetadata(MetadataKey, O, P) {
+                var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ false);
+                if (IsUndefined(metadataMap))
+                    { return false; }
+                return ToBoolean(metadataMap.has(MetadataKey));
+            }
+            // 3.1.3.1 OrdinaryGetMetadata(MetadataKey, O, P)
+            // https://rbuckton.github.io/reflect-metadata/#ordinarygetmetadata
+            function OrdinaryGetMetadata(MetadataKey, O, P) {
+                var hasOwn = OrdinaryHasOwnMetadata(MetadataKey, O, P);
+                if (hasOwn)
+                    { return OrdinaryGetOwnMetadata(MetadataKey, O, P); }
+                var parent = OrdinaryGetPrototypeOf(O);
+                if (!IsNull(parent))
+                    { return OrdinaryGetMetadata(MetadataKey, parent, P); }
+                return undefined;
+            }
+            // 3.1.4.1 OrdinaryGetOwnMetadata(MetadataKey, O, P)
+            // https://rbuckton.github.io/reflect-metadata/#ordinarygetownmetadata
+            function OrdinaryGetOwnMetadata(MetadataKey, O, P) {
+                var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ false);
+                if (IsUndefined(metadataMap))
+                    { return undefined; }
+                return metadataMap.get(MetadataKey);
+            }
+            // 3.1.5.1 OrdinaryDefineOwnMetadata(MetadataKey, MetadataValue, O, P)
+            // https://rbuckton.github.io/reflect-metadata/#ordinarydefineownmetadata
+            function OrdinaryDefineOwnMetadata(MetadataKey, MetadataValue, O, P) {
+                var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ true);
+                metadataMap.set(MetadataKey, MetadataValue);
+            }
+            // 3.1.6.1 OrdinaryMetadataKeys(O, P)
+            // https://rbuckton.github.io/reflect-metadata/#ordinarymetadatakeys
+            function OrdinaryMetadataKeys(O, P) {
+                var ownKeys = OrdinaryOwnMetadataKeys(O, P);
+                var parent = OrdinaryGetPrototypeOf(O);
+                if (parent === null)
+                    { return ownKeys; }
+                var parentKeys = OrdinaryMetadataKeys(parent, P);
+                if (parentKeys.length <= 0)
+                    { return ownKeys; }
+                if (ownKeys.length <= 0)
+                    { return parentKeys; }
+                var set = new _Set();
+                var keys = [];
+                for (var _i = 0, ownKeys_1 = ownKeys; _i < ownKeys_1.length; _i++) {
+                    var key = ownKeys_1[_i];
+                    var hasKey = set.has(key);
+                    if (!hasKey) {
+                        set.add(key);
+                        keys.push(key);
+                    }
+                }
+                for (var _a = 0, parentKeys_1 = parentKeys; _a < parentKeys_1.length; _a++) {
+                    var key = parentKeys_1[_a];
+                    var hasKey = set.has(key);
+                    if (!hasKey) {
+                        set.add(key);
+                        keys.push(key);
+                    }
+                }
+                return keys;
+            }
+            // 3.1.7.1 OrdinaryOwnMetadataKeys(O, P)
+            // https://rbuckton.github.io/reflect-metadata/#ordinaryownmetadatakeys
+            function OrdinaryOwnMetadataKeys(O, P) {
+                var keys = [];
+                var metadataMap = GetOrCreateMetadataMap(O, P, /*Create*/ false);
+                if (IsUndefined(metadataMap))
+                    { return keys; }
+                var keysObj = metadataMap.keys();
+                var iterator = GetIterator(keysObj);
+                var k = 0;
+                while (true) {
+                    var next = IteratorStep(iterator);
+                    if (!next) {
+                        keys.length = k;
+                        return keys;
+                    }
+                    var nextValue = IteratorValue(next);
+                    try {
+                        keys[k] = nextValue;
+                    }
+                    catch (e) {
+                        try {
+                            IteratorClose(iterator);
+                        }
+                        finally {
+                            throw e;
+                        }
+                    }
+                    k++;
+                }
+            }
+            // 6 ECMAScript Data Typ0es and Values
+            // https://tc39.github.io/ecma262/#sec-ecmascript-data-types-and-values
+            function Type(x) {
+                if (x === null)
+                    { return 1 /* Null */; }
+                switch (typeof x) {
+                    case "undefined": return 0 /* Undefined */;
+                    case "boolean": return 2 /* Boolean */;
+                    case "string": return 3 /* String */;
+                    case "symbol": return 4 /* Symbol */;
+                    case "number": return 5 /* Number */;
+                    case "object": return x === null ? 1 /* Null */ : 6 /* Object */;
+                    default: return 6 /* Object */;
+                }
+            }
+            // 6.1.1 The Undefined Type
+            // https://tc39.github.io/ecma262/#sec-ecmascript-language-types-undefined-type
+            function IsUndefined(x) {
+                return x === undefined;
+            }
+            // 6.1.2 The Null Type
+            // https://tc39.github.io/ecma262/#sec-ecmascript-language-types-null-type
+            function IsNull(x) {
+                return x === null;
+            }
+            // 6.1.5 The Symbol Type
+            // https://tc39.github.io/ecma262/#sec-ecmascript-language-types-symbol-type
+            function IsSymbol(x) {
+                return typeof x === "symbol";
+            }
+            // 6.1.7 The Object Type
+            // https://tc39.github.io/ecma262/#sec-object-type
+            function IsObject(x) {
+                return typeof x === "object" ? x !== null : typeof x === "function";
+            }
+            // 7.1 Type Conversion
+            // https://tc39.github.io/ecma262/#sec-type-conversion
+            // 7.1.1 ToPrimitive(input [, PreferredType])
+            // https://tc39.github.io/ecma262/#sec-toprimitive
+            function ToPrimitive(input, PreferredType) {
+                switch (Type(input)) {
+                    case 0 /* Undefined */: return input;
+                    case 1 /* Null */: return input;
+                    case 2 /* Boolean */: return input;
+                    case 3 /* String */: return input;
+                    case 4 /* Symbol */: return input;
+                    case 5 /* Number */: return input;
+                }
+                var hint = PreferredType === 3 /* String */ ? "string" : PreferredType === 5 /* Number */ ? "number" : "default";
+                var exoticToPrim = GetMethod(input, toPrimitiveSymbol);
+                if (exoticToPrim !== undefined) {
+                    var result = exoticToPrim.call(input, hint);
+                    if (IsObject(result))
+                        { throw new TypeError(); }
+                    return result;
+                }
+                return OrdinaryToPrimitive(input, hint === "default" ? "number" : hint);
+            }
+            // 7.1.1.1 OrdinaryToPrimitive(O, hint)
+            // https://tc39.github.io/ecma262/#sec-ordinarytoprimitive
+            function OrdinaryToPrimitive(O, hint) {
+                if (hint === "string") {
+                    var toString_1 = O.toString;
+                    if (IsCallable(toString_1)) {
+                        var result = toString_1.call(O);
+                        if (!IsObject(result))
+                            { return result; }
+                    }
+                    var valueOf = O.valueOf;
+                    if (IsCallable(valueOf)) {
+                        var result = valueOf.call(O);
+                        if (!IsObject(result))
+                            { return result; }
+                    }
+                }
+                else {
+                    var valueOf = O.valueOf;
+                    if (IsCallable(valueOf)) {
+                        var result = valueOf.call(O);
+                        if (!IsObject(result))
+                            { return result; }
+                    }
+                    var toString_2 = O.toString;
+                    if (IsCallable(toString_2)) {
+                        var result = toString_2.call(O);
+                        if (!IsObject(result))
+                            { return result; }
+                    }
+                }
+                throw new TypeError();
+            }
+            // 7.1.2 ToBoolean(argument)
+            // https://tc39.github.io/ecma262/2016/#sec-toboolean
+            function ToBoolean(argument) {
+                return !!argument;
+            }
+            // 7.1.12 ToString(argument)
+            // https://tc39.github.io/ecma262/#sec-tostring
+            function ToString(argument) {
+                return "" + argument;
+            }
+            // 7.1.14 ToPropertyKey(argument)
+            // https://tc39.github.io/ecma262/#sec-topropertykey
+            function ToPropertyKey(argument) {
+                var key = ToPrimitive(argument, 3 /* String */);
+                if (IsSymbol(key))
+                    { return key; }
+                return ToString(key);
+            }
+            // 7.2 Testing and Comparison Operations
+            // https://tc39.github.io/ecma262/#sec-testing-and-comparison-operations
+            // 7.2.2 IsArray(argument)
+            // https://tc39.github.io/ecma262/#sec-isarray
+            function IsArray(argument) {
+                return Array.isArray
+                    ? Array.isArray(argument)
+                    : argument instanceof Object
+                        ? argument instanceof Array
+                        : Object.prototype.toString.call(argument) === "[object Array]";
+            }
+            // 7.2.3 IsCallable(argument)
+            // https://tc39.github.io/ecma262/#sec-iscallable
+            function IsCallable(argument) {
+                // NOTE: This is an approximation as we cannot check for [[Call]] internal method.
+                return typeof argument === "function";
+            }
+            // 7.2.4 IsConstructor(argument)
+            // https://tc39.github.io/ecma262/#sec-isconstructor
+            function IsConstructor(argument) {
+                // NOTE: This is an approximation as we cannot check for [[Construct]] internal method.
+                return typeof argument === "function";
+            }
+            // 7.2.7 IsPropertyKey(argument)
+            // https://tc39.github.io/ecma262/#sec-ispropertykey
+            function IsPropertyKey(argument) {
+                switch (Type(argument)) {
+                    case 3 /* String */: return true;
+                    case 4 /* Symbol */: return true;
+                    default: return false;
+                }
+            }
+            // 7.3 Operations on Objects
+            // https://tc39.github.io/ecma262/#sec-operations-on-objects
+            // 7.3.9 GetMethod(V, P)
+            // https://tc39.github.io/ecma262/#sec-getmethod
+            function GetMethod(V, P) {
+                var func = V[P];
+                if (func === undefined || func === null)
+                    { return undefined; }
+                if (!IsCallable(func))
+                    { throw new TypeError(); }
+                return func;
+            }
+            // 7.4 Operations on Iterator Objects
+            // https://tc39.github.io/ecma262/#sec-operations-on-iterator-objects
+            function GetIterator(obj) {
+                var method = GetMethod(obj, iteratorSymbol);
+                if (!IsCallable(method))
+                    { throw new TypeError(); } // from Call
+                var iterator = method.call(obj);
+                if (!IsObject(iterator))
+                    { throw new TypeError(); }
+                return iterator;
+            }
+            // 7.4.4 IteratorValue(iterResult)
+            // https://tc39.github.io/ecma262/2016/#sec-iteratorvalue
+            function IteratorValue(iterResult) {
+                return iterResult.value;
+            }
+            // 7.4.5 IteratorStep(iterator)
+            // https://tc39.github.io/ecma262/#sec-iteratorstep
+            function IteratorStep(iterator) {
+                var result = iterator.next();
+                return result.done ? false : result;
+            }
+            // 7.4.6 IteratorClose(iterator, completion)
+            // https://tc39.github.io/ecma262/#sec-iteratorclose
+            function IteratorClose(iterator) {
+                var f = iterator["return"];
+                if (f)
+                    { f.call(iterator); }
+            }
+            // 9.1 Ordinary Object Internal Methods and Internal Slots
+            // https://tc39.github.io/ecma262/#sec-ordinary-object-internal-methods-and-internal-slots
+            // 9.1.1.1 OrdinaryGetPrototypeOf(O)
+            // https://tc39.github.io/ecma262/#sec-ordinarygetprototypeof
+            function OrdinaryGetPrototypeOf(O) {
+                var proto = Object.getPrototypeOf(O);
+                if (typeof O !== "function" || O === functionPrototype)
+                    { return proto; }
+                // TypeScript doesn't set __proto__ in ES5, as it's non-standard.
+                // Try to determine the superclass constructor. Compatible implementations
+                // must either set __proto__ on a subclass constructor to the superclass constructor,
+                // or ensure each class has a valid `constructor` property on its prototype that
+                // points back to the constructor.
+                // If this is not the same as Function.[[Prototype]], then this is definately inherited.
+                // This is the case when in ES6 or when using __proto__ in a compatible browser.
+                if (proto !== functionPrototype)
+                    { return proto; }
+                // If the super prototype is Object.prototype, null, or undefined, then we cannot determine the heritage.
+                var prototype = O.prototype;
+                var prototypeProto = prototype && Object.getPrototypeOf(prototype);
+                if (prototypeProto == null || prototypeProto === Object.prototype)
+                    { return proto; }
+                // If the constructor was not a function, then we cannot determine the heritage.
+                var constructor = prototypeProto.constructor;
+                if (typeof constructor !== "function")
+                    { return proto; }
+                // If we have some kind of self-reference, then we cannot determine the heritage.
+                if (constructor === O)
+                    { return proto; }
+                // we have a pretty good guess at the heritage.
+                return constructor;
+            }
+            // naive Map shim
+            function CreateMapPolyfill() {
+                var cacheSentinel = {};
+                var arraySentinel = [];
+                var MapIterator = /** @class */ (function () {
+                    function MapIterator(keys, values, selector) {
+                        this._index = 0;
+                        this._keys = keys;
+                        this._values = values;
+                        this._selector = selector;
+                    }
+                    MapIterator.prototype["@@iterator"] = function () { return this; };
+                    MapIterator.prototype[iteratorSymbol] = function () { return this; };
+                    MapIterator.prototype.next = function () {
+                        var index = this._index;
+                        if (index >= 0 && index < this._keys.length) {
+                            var result = this._selector(this._keys[index], this._values[index]);
+                            if (index + 1 >= this._keys.length) {
+                                this._index = -1;
+                                this._keys = arraySentinel;
+                                this._values = arraySentinel;
+                            }
+                            else {
+                                this._index++;
+                            }
+                            return { value: result, done: false };
+                        }
+                        return { value: undefined, done: true };
+                    };
+                    MapIterator.prototype.throw = function (error) {
+                        if (this._index >= 0) {
+                            this._index = -1;
+                            this._keys = arraySentinel;
+                            this._values = arraySentinel;
+                        }
+                        throw error;
+                    };
+                    MapIterator.prototype.return = function (value) {
+                        if (this._index >= 0) {
+                            this._index = -1;
+                            this._keys = arraySentinel;
+                            this._values = arraySentinel;
+                        }
+                        return { value: value, done: true };
+                    };
+                    return MapIterator;
+                }());
+                return /** @class */ (function () {
+                    function Map() {
+                        this._keys = [];
+                        this._values = [];
+                        this._cacheKey = cacheSentinel;
+                        this._cacheIndex = -2;
+                    }
+                    Object.defineProperty(Map.prototype, "size", {
+                        get: function () { return this._keys.length; },
+                        enumerable: true,
+                        configurable: true
+                    });
+                    Map.prototype.has = function (key) { return this._find(key, /*insert*/ false) >= 0; };
+                    Map.prototype.get = function (key) {
+                        var index = this._find(key, /*insert*/ false);
+                        return index >= 0 ? this._values[index] : undefined;
+                    };
+                    Map.prototype.set = function (key, value) {
+                        var index = this._find(key, /*insert*/ true);
+                        this._values[index] = value;
+                        return this;
+                    };
+                    Map.prototype.delete = function (key) {
+                        var index = this._find(key, /*insert*/ false);
+                        if (index >= 0) {
+                            var size = this._keys.length;
+                            for (var i = index + 1; i < size; i++) {
+                                this._keys[i - 1] = this._keys[i];
+                                this._values[i - 1] = this._values[i];
+                            }
+                            this._keys.length--;
+                            this._values.length--;
+                            if (key === this._cacheKey) {
+                                this._cacheKey = cacheSentinel;
+                                this._cacheIndex = -2;
+                            }
+                            return true;
+                        }
+                        return false;
+                    };
+                    Map.prototype.clear = function () {
+                        this._keys.length = 0;
+                        this._values.length = 0;
+                        this._cacheKey = cacheSentinel;
+                        this._cacheIndex = -2;
+                    };
+                    Map.prototype.keys = function () { return new MapIterator(this._keys, this._values, getKey); };
+                    Map.prototype.values = function () { return new MapIterator(this._keys, this._values, getValue); };
+                    Map.prototype.entries = function () { return new MapIterator(this._keys, this._values, getEntry); };
+                    Map.prototype["@@iterator"] = function () { return this.entries(); };
+                    Map.prototype[iteratorSymbol] = function () { return this.entries(); };
+                    Map.prototype._find = function (key, insert) {
+                        if (this._cacheKey !== key) {
+                            this._cacheIndex = this._keys.indexOf(this._cacheKey = key);
+                        }
+                        if (this._cacheIndex < 0 && insert) {
+                            this._cacheIndex = this._keys.length;
+                            this._keys.push(key);
+                            this._values.push(undefined);
+                        }
+                        return this._cacheIndex;
+                    };
+                    return Map;
+                }());
+                function getKey(key, _) {
+                    return key;
+                }
+                function getValue(_, value) {
+                    return value;
+                }
+                function getEntry(key, value) {
+                    return [key, value];
+                }
+            }
+            // naive Set shim
+            function CreateSetPolyfill() {
+                return /** @class */ (function () {
+                    function Set() {
+                        this._map = new _Map();
+                    }
+                    Object.defineProperty(Set.prototype, "size", {
+                        get: function () { return this._map.size; },
+                        enumerable: true,
+                        configurable: true
+                    });
+                    Set.prototype.has = function (value) { return this._map.has(value); };
+                    Set.prototype.add = function (value) { return this._map.set(value, value), this; };
+                    Set.prototype.delete = function (value) { return this._map.delete(value); };
+                    Set.prototype.clear = function () { this._map.clear(); };
+                    Set.prototype.keys = function () { return this._map.keys(); };
+                    Set.prototype.values = function () { return this._map.values(); };
+                    Set.prototype.entries = function () { return this._map.entries(); };
+                    Set.prototype["@@iterator"] = function () { return this.keys(); };
+                    Set.prototype[iteratorSymbol] = function () { return this.keys(); };
+                    return Set;
+                }());
+            }
+            // naive WeakMap shim
+            function CreateWeakMapPolyfill() {
+                var UUID_SIZE = 16;
+                var keys = HashMap.create();
+                var rootKey = CreateUniqueKey();
+                return /** @class */ (function () {
+                    function WeakMap() {
+                        this._key = CreateUniqueKey();
+                    }
+                    WeakMap.prototype.has = function (target) {
+                        var table = GetOrCreateWeakMapTable(target, /*create*/ false);
+                        return table !== undefined ? HashMap.has(table, this._key) : false;
+                    };
+                    WeakMap.prototype.get = function (target) {
+                        var table = GetOrCreateWeakMapTable(target, /*create*/ false);
+                        return table !== undefined ? HashMap.get(table, this._key) : undefined;
+                    };
+                    WeakMap.prototype.set = function (target, value) {
+                        var table = GetOrCreateWeakMapTable(target, /*create*/ true);
+                        table[this._key] = value;
+                        return this;
+                    };
+                    WeakMap.prototype.delete = function (target) {
+                        var table = GetOrCreateWeakMapTable(target, /*create*/ false);
+                        return table !== undefined ? delete table[this._key] : false;
+                    };
+                    WeakMap.prototype.clear = function () {
+                        // NOTE: not a real clear, just makes the previous data unreachable
+                        this._key = CreateUniqueKey();
+                    };
+                    return WeakMap;
+                }());
+                function CreateUniqueKey() {
+                    var key;
+                    do
+                        { key = "@@WeakMap@@" + CreateUUID(); }
+                    while (HashMap.has(keys, key));
+                    keys[key] = true;
+                    return key;
+                }
+                function GetOrCreateWeakMapTable(target, create) {
+                    if (!hasOwn.call(target, rootKey)) {
+                        if (!create)
+                            { return undefined; }
+                        Object.defineProperty(target, rootKey, { value: HashMap.create() });
+                    }
+                    return target[rootKey];
+                }
+                function FillRandomBytes(buffer, size) {
+                    for (var i = 0; i < size; ++i)
+                        { buffer[i] = Math.random() * 0xff | 0; }
+                    return buffer;
+                }
+                function GenRandomBytes(size) {
+                    if (typeof Uint8Array === "function") {
+                        if (typeof crypto !== "undefined")
+                            { return crypto.getRandomValues(new Uint8Array(size)); }
+                        if (typeof msCrypto !== "undefined")
+                            { return msCrypto.getRandomValues(new Uint8Array(size)); }
+                        return FillRandomBytes(new Uint8Array(size), size);
+                    }
+                    return FillRandomBytes(new Array(size), size);
+                }
+                function CreateUUID() {
+                    var data = GenRandomBytes(UUID_SIZE);
+                    // mark as random - RFC 4122 § 4.4
+                    data[6] = data[6] & 0x4f | 0x40;
+                    data[8] = data[8] & 0xbf | 0x80;
+                    var result = "";
+                    for (var offset = 0; offset < UUID_SIZE; ++offset) {
+                        var byte = data[offset];
+                        if (offset === 4 || offset === 6 || offset === 8)
+                            { result += "-"; }
+                        if (byte < 16)
+                            { result += "0"; }
+                        result += byte.toString(16).toLowerCase();
+                    }
+                    return result;
+                }
+            }
+            // uses a heuristic used by v8 and chakra to force an object into dictionary mode.
+            function MakeDictionary(obj) {
+                obj.__ = undefined;
+                delete obj.__;
+                return obj;
+            }
+        });
+    })(Reflect$1 || (Reflect$1 = {}));
+
+    var __extends = (undefined && undefined.__extends) || (function () {
+        var extendStatics = function (d, b) {
+            extendStatics = Object.setPrototypeOf ||
+                ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+                function (d, b) { for (var p in b) { if (b.hasOwnProperty(p)) { d[p] = b[p]; } } };
+            return extendStatics(d, b);
+        };
+        return function (d, b) {
+            extendStatics(d, b);
+            function __() { this.constructor = d; }
+            d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+        };
+    })();
+    function hookBeforeNativeCall(context) {
+        if (context) {
+            Reflect.defineMetadata('__doric_context__', context, global$1);
+            context.hookBeforeNativeCall();
+        }
+    }
+    function hookAfterNativeCall(context) {
+        if (context) {
+            context.hookAfterNativeCall();
+        }
+    }
+    function getContext() {
+        return Reflect.getMetadata('__doric_context__', global$1);
+    }
+    function setContext(context) {
+        Reflect.defineMetadata('__doric_context__', context, global$1);
+    }
+    function jsCallResolve(contextId, callbackId, args) {
+        var arguments$1 = arguments;
+
+        var context = gContexts.get(contextId);
+        if (context === undefined) {
+            loge("Cannot find context for context id:" + contextId);
+            return;
+        }
+        var callback = context.callbacks.get(callbackId);
+        if (callback === undefined) {
+            loge("Cannot find call for context id:" + contextId + ",callback id:" + callbackId);
+            return;
+        }
+        var argumentsList = [];
+        for (var i = 2; i < arguments.length; i++) {
+            argumentsList.push(arguments$1[i]);
+        }
+        hookBeforeNativeCall(context);
+        Reflect.apply(callback.resolve, context, argumentsList);
+        hookAfterNativeCall(context);
+    }
+    function jsCallReject(contextId, callbackId, args) {
+        var arguments$1 = arguments;
+
+        var context = gContexts.get(contextId);
+        if (context === undefined) {
+            loge("Cannot find context for context id:" + contextId);
+            return;
+        }
+        var callback = context.callbacks.get(callbackId);
+        if (callback === undefined) {
+            loge("Cannot find call for context id:" + contextId + ",callback id:" + callbackId);
+            return;
+        }
+        var argumentsList = [];
+        for (var i = 2; i < arguments.length; i++) {
+            argumentsList.push(arguments$1[i]);
+        }
+        hookBeforeNativeCall(context);
+        Reflect.apply(callback.reject, context.entity, argumentsList);
+        hookAfterNativeCall(context);
+    }
+    var Context = /** @class */ (function () {
+        function Context(id) {
+            this.callbacks = new Map;
+            this.id = id;
+        }
+        Context.prototype.hookBeforeNativeCall = function () {
+            if (this.entity && Reflect.has(this.entity, 'hookBeforeNativeCall')) {
+                Reflect.apply(Reflect.get(this.entity, 'hookBeforeNativeCall'), this.entity, []);
+            }
+        };
+        Context.prototype.hookAfterNativeCall = function () {
+            if (this.entity && Reflect.has(this.entity, 'hookAfterNativeCall')) {
+                Reflect.apply(Reflect.get(this.entity, 'hookAfterNativeCall'), this.entity, []);
+            }
+        };
+        Context.prototype.callNative = function (namespace, method, args) {
+            var _this = this;
+            var callbackId = uniqueId('callback');
+            nativeBridge(this.id, namespace, method, callbackId, args);
+            return new Promise(function (resolve, reject) {
+                _this.callbacks.set(callbackId, {
+                    resolve: resolve,
+                    reject: reject,
+                });
+            });
+        };
+        Context.prototype.register = function (instance) {
+            this.entity = instance;
+        };
+        Context.prototype.function2Id = function (func) {
+            var functionId = uniqueId('function');
+            this.callbacks.set(functionId, {
+                resolve: func,
+                reject: function () { loge("This should not be called"); }
+            });
+            return functionId;
+        };
+        Context.prototype.removeFuncById = function (funcId) {
+            this.callbacks.delete(funcId);
+        };
+        return Context;
+    }());
+    var gContexts = new Map;
+    var gModules = new Map;
+    function jsObtainContext(id) {
+        if (gContexts.has(id)) {
+            var context_1 = gContexts.get(id);
+            setContext(context_1);
+            return context_1;
+        }
+        else {
+            var context_2 = new Context(id);
+            gContexts.set(id, context_2);
+            setContext(context_2);
+            return context_2;
+        }
+    }
+    function jsReleaseContext(id) {
+        var context = gContexts.get(id);
+        var args = arguments;
+        if (context) {
+            timerInfos.forEach(function (v, k) {
+                if (v.context === context) {
+                    if (global$1.nativeClearTimer === undefined) {
+                        return Reflect.apply(_clearTimeout, undefined, args);
+                    }
+                    timerInfos.delete(k);
+                    nativeClearTimer(k);
+                }
+            });
+        }
+        gContexts.delete(id);
+    }
+    function __require__(name) {
+        if (gModules.has(name)) {
+            return gModules.get(name);
+        }
+        else {
+            if (nativeRequire(name)) {
+                return gModules.get(name);
+            }
+            else {
+                return undefined;
+            }
+        }
+    }
+    function jsRegisterModule(name, moduleObject) {
+        gModules.set(name, moduleObject);
+    }
+    function jsCallEntityMethod(contextId, methodName, args) {
+        var arguments$1 = arguments;
+
+        var context = gContexts.get(contextId);
+        if (context === undefined) {
+            loge("Cannot find context for context id:" + contextId);
+            return;
+        }
+        if (context.entity === undefined) {
+            loge("Cannot find holder for context id:" + contextId);
+            return;
+        }
+        if (Reflect.has(context.entity, methodName)) {
+            var argumentsList = [];
+            for (var i = 2; i < arguments.length; i++) {
+                argumentsList.push(arguments$1[i]);
+            }
+            hookBeforeNativeCall(context);
+            var ret = Reflect.apply(Reflect.get(context.entity, methodName), context.entity, argumentsList);
+            hookAfterNativeCall(context);
+            return ret;
+        }
+        else {
+            loge("Cannot find method for context id:" + contextId + ",method name is:" + methodName);
+        }
+    }
+    function jsObtainEntry(contextId) {
+        var context = jsObtainContext(contextId);
+        return function (constructor) {
+            var ret = /** @class */ (function (_super) {
+                __extends(class_1, _super);
+                function class_1() {
+                    var _this = _super !== null && _super.apply(this, arguments) || this;
+                    _this.context = context;
+                    return _this;
+                }
+                return class_1;
+            }(constructor));
+            if (context) {
+                context.register(new ret);
+            }
+            return ret;
+        };
+    }
+    var global$1 = Function('return this')();
+    var __timerId__ = 0;
+    var timerInfos = new Map;
+    var _setTimeout = global$1.setTimeout;
+    var _setInterval = global$1.setInterval;
+    var _clearTimeout = global$1.clearTimeout;
+    var _clearInterval = global$1.clearInterval;
+    var doricSetTimeout = function (handler, timeout) {
+        var arguments$1 = arguments;
+
+        var args = [];
+        for (var _i = 2; _i < arguments.length; _i++) {
+            args[_i - 2] = arguments$1[_i];
+        }
+        if (global$1.nativeSetTimer === undefined) {
+            return Reflect.apply(_setTimeout, undefined, arguments);
+        }
+        var id = __timerId__++;
+        timerInfos.set(id, {
+            callback: function () {
+                Reflect.apply(handler, undefined, args);
+                timerInfos.delete(id);
+            },
+            context: getContext(),
+        });
+        nativeSetTimer(id, timeout || 0, false);
+        return id;
+    };
+    var doricSetInterval = function (handler, timeout) {
+        var arguments$1 = arguments;
+
+        var args = [];
+        for (var _i = 2; _i < arguments.length; _i++) {
+            args[_i - 2] = arguments$1[_i];
+        }
+        if (global$1.nativeSetTimer === undefined) {
+            return Reflect.apply(_setInterval, undefined, arguments);
+        }
+        var id = __timerId__++;
+        timerInfos.set(id, {
+            callback: function () {
+                Reflect.apply(handler, undefined, args);
+            },
+            context: getContext(),
+        });
+        nativeSetTimer(id, timeout || 0, true);
+        return id;
+    };
+    var doricClearTimeout = function (timerId) {
+        if (global$1.nativeClearTimer === undefined) {
+            return Reflect.apply(_clearTimeout, undefined, arguments);
+        }
+        timerInfos.delete(timerId);
+        nativeClearTimer(timerId);
+    };
+    var doricClearInterval = function (timerId) {
+        if (global$1.nativeClearTimer === undefined) {
+            return Reflect.apply(_clearInterval, undefined, arguments);
+        }
+        timerInfos.delete(timerId);
+        nativeClearTimer(timerId);
+    };
+    if (!global$1.setTimeout) {
+        global$1.setTimeout = doricSetTimeout;
+    }
+    else {
+        global$1.doricSetTimeout = doricSetTimeout;
+    }
+    if (!global$1.setInterval) {
+        global$1.setInterval = doricSetInterval;
+    }
+    else {
+        global$1.doricSetInterval = doricSetInterval;
+    }
+    if (!global$1.clearTimeout) {
+        global$1.clearTimeout = doricClearTimeout;
+    }
+    else {
+        global$1.doricClearTimeout = doricClearTimeout;
+    }
+    if (!global$1.clearInterval) {
+        global$1.clearInterval = doricClearInterval;
+    }
+    else {
+        global$1.doricClearInterval = doricClearInterval;
+    }
+    function jsCallbackTimer(timerId) {
+        var timerInfo = timerInfos.get(timerId);
+        if (timerInfo === undefined) {
+            return;
+        }
+        if (timerInfo.callback instanceof Function) {
+            hookBeforeNativeCall(timerInfo.context);
+            Reflect.apply(timerInfo.callback, timerInfo.context, []);
+            hookAfterNativeCall(timerInfo.context);
+        }
+    }
+
+    var check = function (it) {
+      return it && it.Math == Math && it;
+    };
+
+    // https://github.com/zloirock/core-js/issues/86#issuecomment-115759028
+    var global_1 =
+      // eslint-disable-next-line no-undef
+      check(typeof globalThis == 'object' && globalThis) ||
+      check(typeof window == 'object' && window) ||
+      check(typeof self == 'object' && self) ||
+      check(typeof commonjsGlobal == 'object' && commonjsGlobal) ||
+      // eslint-disable-next-line no-new-func
+      Function('return this')();
+
+    var fails = function (exec) {
+      try {
+        return !!exec();
+      } catch (error) {
+        return true;
+      }
+    };
+
+    // Thank's IE8 for his funny defineProperty
+    var descriptors = !fails(function () {
+      return Object.defineProperty({}, 1, { get: function () { return 7; } })[1] != 7;
+    });
+
+    var nativePropertyIsEnumerable = {}.propertyIsEnumerable;
+    var getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
+
+    // Nashorn ~ JDK8 bug
+    var NASHORN_BUG = getOwnPropertyDescriptor && !nativePropertyIsEnumerable.call({ 1: 2 }, 1);
+
+    // `Object.prototype.propertyIsEnumerable` method implementation
+    // https://tc39.github.io/ecma262/#sec-object.prototype.propertyisenumerable
+    var f = NASHORN_BUG ? function propertyIsEnumerable(V) {
+      var descriptor = getOwnPropertyDescriptor(this, V);
+      return !!descriptor && descriptor.enumerable;
+    } : nativePropertyIsEnumerable;
+
+    var objectPropertyIsEnumerable = {
+    	f: f
+    };
+
+    var createPropertyDescriptor = function (bitmap, value) {
+      return {
+        enumerable: !(bitmap & 1),
+        configurable: !(bitmap & 2),
+        writable: !(bitmap & 4),
+        value: value
+      };
+    };
+
+    var toString$1 = {}.toString;
+
+    var classofRaw = function (it) {
+      return toString$1.call(it).slice(8, -1);
+    };
+
+    var split = ''.split;
+
+    // fallback for non-array-like ES3 and non-enumerable old V8 strings
+    var indexedObject = fails(function () {
+      // throws an error in rhino, see https://github.com/mozilla/rhino/issues/346
+      // eslint-disable-next-line no-prototype-builtins
+      return !Object('z').propertyIsEnumerable(0);
+    }) ? function (it) {
+      return classofRaw(it) == 'String' ? split.call(it, '') : Object(it);
+    } : Object;
+
+    // `RequireObjectCoercible` abstract operation
+    // https://tc39.github.io/ecma262/#sec-requireobjectcoercible
+    var requireObjectCoercible = function (it) {
+      if (it == undefined) { throw TypeError("Can't call method on " + it); }
+      return it;
+    };
+
+    // toObject with fallback for non-array-like ES3 strings
+
+
+
+    var toIndexedObject = function (it) {
+      return indexedObject(requireObjectCoercible(it));
+    };
+
+    var isObject = function (it) {
+      return typeof it === 'object' ? it !== null : typeof it === 'function';
+    };
+
+    // `ToPrimitive` abstract operation
+    // https://tc39.github.io/ecma262/#sec-toprimitive
+    // instead of the ES6 spec version, we didn't implement @@toPrimitive case
+    // and the second argument - flag - preferred type is a string
+    var toPrimitive = function (input, PREFERRED_STRING) {
+      if (!isObject(input)) { return input; }
+      var fn, val;
+      if (PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) { return val; }
+      if (typeof (fn = input.valueOf) == 'function' && !isObject(val = fn.call(input))) { return val; }
+      if (!PREFERRED_STRING && typeof (fn = input.toString) == 'function' && !isObject(val = fn.call(input))) { return val; }
+      throw TypeError("Can't convert object to primitive value");
+    };
+
+    var hasOwnProperty = {}.hasOwnProperty;
+
+    var has = function (it, key) {
+      return hasOwnProperty.call(it, key);
+    };
+
+    var document$1 = global_1.document;
+    // typeof document.createElement is 'object' in old IE
+    var EXISTS = isObject(document$1) && isObject(document$1.createElement);
+
+    var documentCreateElement = function (it) {
+      return EXISTS ? document$1.createElement(it) : {};
+    };
+
+    // Thank's IE8 for his funny defineProperty
+    var ie8DomDefine = !descriptors && !fails(function () {
+      return Object.defineProperty(documentCreateElement('div'), 'a', {
+        get: function () { return 7; }
+      }).a != 7;
+    });
+
+    var nativeGetOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
+
+    // `Object.getOwnPropertyDescriptor` method
+    // https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptor
+    var f$1 = descriptors ? nativeGetOwnPropertyDescriptor : function getOwnPropertyDescriptor(O, P) {
+      O = toIndexedObject(O);
+      P = toPrimitive(P, true);
+      if (ie8DomDefine) { try {
+        return nativeGetOwnPropertyDescriptor(O, P);
+      } catch (error) { /* empty */ } }
+      if (has(O, P)) { return createPropertyDescriptor(!objectPropertyIsEnumerable.f.call(O, P), O[P]); }
+    };
+
+    var objectGetOwnPropertyDescriptor = {
+    	f: f$1
+    };
+
+    var anObject = function (it) {
+      if (!isObject(it)) {
+        throw TypeError(String(it) + ' is not an object');
+      } return it;
+    };
+
+    var nativeDefineProperty = Object.defineProperty;
+
+    // `Object.defineProperty` method
+    // https://tc39.github.io/ecma262/#sec-object.defineproperty
+    var f$2 = descriptors ? nativeDefineProperty : function defineProperty(O, P, Attributes) {
+      anObject(O);
+      P = toPrimitive(P, true);
+      anObject(Attributes);
+      if (ie8DomDefine) { try {
+        return nativeDefineProperty(O, P, Attributes);
+      } catch (error) { /* empty */ } }
+      if ('get' in Attributes || 'set' in Attributes) { throw TypeError('Accessors not supported'); }
+      if ('value' in Attributes) { O[P] = Attributes.value; }
+      return O;
+    };
+
+    var objectDefineProperty = {
+    	f: f$2
+    };
+
+    var createNonEnumerableProperty = descriptors ? function (object, key, value) {
+      return objectDefineProperty.f(object, key, createPropertyDescriptor(1, value));
+    } : function (object, key, value) {
+      object[key] = value;
+      return object;
+    };
+
+    var setGlobal = function (key, value) {
+      try {
+        createNonEnumerableProperty(global_1, key, value);
+      } catch (error) {
+        global_1[key] = value;
+      } return value;
+    };
+
+    var SHARED = '__core-js_shared__';
+    var store = global_1[SHARED] || setGlobal(SHARED, {});
+
+    var sharedStore = store;
+
+    var functionToString = Function.toString;
+
+    // this helper broken in `3.4.1-3.4.4`, so we can't use `shared` helper
+    if (typeof sharedStore.inspectSource != 'function') {
+      sharedStore.inspectSource = function (it) {
+        return functionToString.call(it);
+      };
+    }
+
+    var inspectSource = sharedStore.inspectSource;
+
+    var WeakMap$1 = global_1.WeakMap;
+
+    var nativeWeakMap = typeof WeakMap$1 === 'function' && /native code/.test(inspectSource(WeakMap$1));
+
+    var isPure = false;
+
+    var shared = createCommonjsModule(function (module) {
+    (module.exports = function (key, value) {
+      return sharedStore[key] || (sharedStore[key] = value !== undefined ? value : {});
+    })('versions', []).push({
+      version: '3.6.4',
+      mode:  'global',
+      copyright: '© 2020 Denis Pushkarev (zloirock.ru)'
+    });
+    });
+
+    var id = 0;
+    var postfix = Math.random();
+
+    var uid = function (key) {
+      return 'Symbol(' + String(key === undefined ? '' : key) + ')_' + (++id + postfix).toString(36);
+    };
+
+    var keys = shared('keys');
+
+    var sharedKey = function (key) {
+      return keys[key] || (keys[key] = uid(key));
+    };
+
+    var hiddenKeys = {};
+
+    var WeakMap$2 = global_1.WeakMap;
+    var set, get, has$1;
+
+    var enforce = function (it) {
+      return has$1(it) ? get(it) : set(it, {});
+    };
+
+    var getterFor = function (TYPE) {
+      return function (it) {
+        var state;
+        if (!isObject(it) || (state = get(it)).type !== TYPE) {
+          throw TypeError('Incompatible receiver, ' + TYPE + ' required');
+        } return state;
+      };
+    };
+
+    if (nativeWeakMap) {
+      var store$1 = new WeakMap$2();
+      var wmget = store$1.get;
+      var wmhas = store$1.has;
+      var wmset = store$1.set;
+      set = function (it, metadata) {
+        wmset.call(store$1, it, metadata);
+        return metadata;
+      };
+      get = function (it) {
+        return wmget.call(store$1, it) || {};
+      };
+      has$1 = function (it) {
+        return wmhas.call(store$1, it);
+      };
+    } else {
+      var STATE = sharedKey('state');
+      hiddenKeys[STATE] = true;
+      set = function (it, metadata) {
+        createNonEnumerableProperty(it, STATE, metadata);
+        return metadata;
+      };
+      get = function (it) {
+        return has(it, STATE) ? it[STATE] : {};
+      };
+      has$1 = function (it) {
+        return has(it, STATE);
+      };
+    }
+
+    var internalState = {
+      set: set,
+      get: get,
+      has: has$1,
+      enforce: enforce,
+      getterFor: getterFor
+    };
+
+    var redefine = createCommonjsModule(function (module) {
+    var getInternalState = internalState.get;
+    var enforceInternalState = internalState.enforce;
+    var TEMPLATE = String(String).split('String');
+
+    (module.exports = function (O, key, value, options) {
+      var unsafe = options ? !!options.unsafe : false;
+      var simple = options ? !!options.enumerable : false;
+      var noTargetGet = options ? !!options.noTargetGet : false;
+      if (typeof value == 'function') {
+        if (typeof key == 'string' && !has(value, 'name')) { createNonEnumerableProperty(value, 'name', key); }
+        enforceInternalState(value).source = TEMPLATE.join(typeof key == 'string' ? key : '');
+      }
+      if (O === global_1) {
+        if (simple) { O[key] = value; }
+        else { setGlobal(key, value); }
+        return;
+      } else if (!unsafe) {
+        delete O[key];
+      } else if (!noTargetGet && O[key]) {
+        simple = true;
+      }
+      if (simple) { O[key] = value; }
+      else { createNonEnumerableProperty(O, key, value); }
+    // add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative
+    })(Function.prototype, 'toString', function toString() {
+      return typeof this == 'function' && getInternalState(this).source || inspectSource(this);
+    });
+    });
+
+    var path = global_1;
+
+    var aFunction = function (variable) {
+      return typeof variable == 'function' ? variable : undefined;
+    };
+
+    var getBuiltIn = function (namespace, method) {
+      return arguments.length < 2 ? aFunction(path[namespace]) || aFunction(global_1[namespace])
+        : path[namespace] && path[namespace][method] || global_1[namespace] && global_1[namespace][method];
+    };
+
+    var ceil = Math.ceil;
+    var floor = Math.floor;
+
+    // `ToInteger` abstract operation
+    // https://tc39.github.io/ecma262/#sec-tointeger
+    var toInteger = function (argument) {
+      return isNaN(argument = +argument) ? 0 : (argument > 0 ? floor : ceil)(argument);
+    };
+
+    var min = Math.min;
+
+    // `ToLength` abstract operation
+    // https://tc39.github.io/ecma262/#sec-tolength
+    var toLength = function (argument) {
+      return argument > 0 ? min(toInteger(argument), 0x1FFFFFFFFFFFFF) : 0; // 2 ** 53 - 1 == 9007199254740991
+    };
+
+    var max = Math.max;
+    var min$1 = Math.min;
+
+    // Helper for a popular repeating case of the spec:
+    // Let integer be ? ToInteger(index).
+    // If integer < 0, let result be max((length + integer), 0); else let result be min(integer, length).
+    var toAbsoluteIndex = function (index, length) {
+      var integer = toInteger(index);
+      return integer < 0 ? max(integer + length, 0) : min$1(integer, length);
+    };
+
+    // `Array.prototype.{ indexOf, includes }` methods implementation
+    var createMethod = function (IS_INCLUDES) {
+      return function ($this, el, fromIndex) {
+        var O = toIndexedObject($this);
+        var length = toLength(O.length);
+        var index = toAbsoluteIndex(fromIndex, length);
+        var value;
+        // Array#includes uses SameValueZero equality algorithm
+        // eslint-disable-next-line no-self-compare
+        if (IS_INCLUDES && el != el) { while (length > index) {
+          value = O[index++];
+          // eslint-disable-next-line no-self-compare
+          if (value != value) { return true; }
+        // Array#indexOf ignores holes, Array#includes - not
+        } } else { for (;length > index; index++) {
+          if ((IS_INCLUDES || index in O) && O[index] === el) { return IS_INCLUDES || index || 0; }
+        } } return !IS_INCLUDES && -1;
+      };
+    };
+
+    var arrayIncludes = {
+      // `Array.prototype.includes` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.includes
+      includes: createMethod(true),
+      // `Array.prototype.indexOf` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.indexof
+      indexOf: createMethod(false)
+    };
+
+    var indexOf = arrayIncludes.indexOf;
+
+
+    var objectKeysInternal = function (object, names) {
+      var O = toIndexedObject(object);
+      var i = 0;
+      var result = [];
+      var key;
+      for (key in O) { !has(hiddenKeys, key) && has(O, key) && result.push(key); }
+      // Don't enum bug & hidden keys
+      while (names.length > i) { if (has(O, key = names[i++])) {
+        ~indexOf(result, key) || result.push(key);
+      } }
+      return result;
+    };
+
+    // IE8- don't enum bug keys
+    var enumBugKeys = [
+      'constructor',
+      'hasOwnProperty',
+      'isPrototypeOf',
+      'propertyIsEnumerable',
+      'toLocaleString',
+      'toString',
+      'valueOf'
+    ];
+
+    var hiddenKeys$1 = enumBugKeys.concat('length', 'prototype');
+
+    // `Object.getOwnPropertyNames` method
+    // https://tc39.github.io/ecma262/#sec-object.getownpropertynames
+    var f$3 = Object.getOwnPropertyNames || function getOwnPropertyNames(O) {
+      return objectKeysInternal(O, hiddenKeys$1);
+    };
+
+    var objectGetOwnPropertyNames = {
+    	f: f$3
+    };
+
+    var f$4 = Object.getOwnPropertySymbols;
+
+    var objectGetOwnPropertySymbols = {
+    	f: f$4
+    };
+
+    // all object keys, includes non-enumerable and symbols
+    var ownKeys = getBuiltIn('Reflect', 'ownKeys') || function ownKeys(it) {
+      var keys = objectGetOwnPropertyNames.f(anObject(it));
+      var getOwnPropertySymbols = objectGetOwnPropertySymbols.f;
+      return getOwnPropertySymbols ? keys.concat(getOwnPropertySymbols(it)) : keys;
+    };
+
+    var copyConstructorProperties = function (target, source) {
+      var keys = ownKeys(source);
+      var defineProperty = objectDefineProperty.f;
+      var getOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
+      for (var i = 0; i < keys.length; i++) {
+        var key = keys[i];
+        if (!has(target, key)) { defineProperty(target, key, getOwnPropertyDescriptor(source, key)); }
+      }
+    };
+
+    var replacement = /#|\.prototype\./;
+
+    var isForced = function (feature, detection) {
+      var value = data[normalize(feature)];
+      return value == POLYFILL ? true
+        : value == NATIVE ? false
+        : typeof detection == 'function' ? fails(detection)
+        : !!detection;
+    };
+
+    var normalize = isForced.normalize = function (string) {
+      return String(string).replace(replacement, '.').toLowerCase();
+    };
+
+    var data = isForced.data = {};
+    var NATIVE = isForced.NATIVE = 'N';
+    var POLYFILL = isForced.POLYFILL = 'P';
+
+    var isForced_1 = isForced;
+
+    var getOwnPropertyDescriptor$1 = objectGetOwnPropertyDescriptor.f;
+
+
+
+
+
+
+    /*
+      options.target      - name of the target object
+      options.global      - target is the global object
+      options.stat        - export as static methods of target
+      options.proto       - export as prototype methods of target
+      options.real        - real prototype method for the `pure` version
+      options.forced      - export even if the native feature is available
+      options.bind        - bind methods to the target, required for the `pure` version
+      options.wrap        - wrap constructors to preventing global pollution, required for the `pure` version
+      options.unsafe      - use the simple assignment of property instead of delete + defineProperty
+      options.sham        - add a flag to not completely full polyfills
+      options.enumerable  - export as enumerable property
+      options.noTargetGet - prevent calling a getter on target
+    */
+    var _export = function (options, source) {
+      var TARGET = options.target;
+      var GLOBAL = options.global;
+      var STATIC = options.stat;
+      var FORCED, target, key, targetProperty, sourceProperty, descriptor;
+      if (GLOBAL) {
+        target = global_1;
+      } else if (STATIC) {
+        target = global_1[TARGET] || setGlobal(TARGET, {});
+      } else {
+        target = (global_1[TARGET] || {}).prototype;
+      }
+      if (target) { for (key in source) {
+        sourceProperty = source[key];
+        if (options.noTargetGet) {
+          descriptor = getOwnPropertyDescriptor$1(target, key);
+          targetProperty = descriptor && descriptor.value;
+        } else { targetProperty = target[key]; }
+        FORCED = isForced_1(GLOBAL ? key : TARGET + (STATIC ? '.' : '#') + key, options.forced);
+        // contained in target
+        if (!FORCED && targetProperty !== undefined) {
+          if (typeof sourceProperty === typeof targetProperty) { continue; }
+          copyConstructorProperties(sourceProperty, targetProperty);
+        }
+        // add a flag to not completely full polyfills
+        if (options.sham || (targetProperty && targetProperty.sham)) {
+          createNonEnumerableProperty(sourceProperty, 'sham', true);
+        }
+        // extend global
+        redefine(target, key, sourceProperty, options);
+      } }
+    };
+
+    var nativeSymbol = !!Object.getOwnPropertySymbols && !fails(function () {
+      // Chrome 38 Symbol has incorrect toString conversion
+      // eslint-disable-next-line no-undef
+      return !String(Symbol());
+    });
+
+    var useSymbolAsUid = nativeSymbol
+      // eslint-disable-next-line no-undef
+      && !Symbol.sham
+      // eslint-disable-next-line no-undef
+      && typeof Symbol.iterator == 'symbol';
+
+    // `IsArray` abstract operation
+    // https://tc39.github.io/ecma262/#sec-isarray
+    var isArray = Array.isArray || function isArray(arg) {
+      return classofRaw(arg) == 'Array';
+    };
+
+    // `ToObject` abstract operation
+    // https://tc39.github.io/ecma262/#sec-toobject
+    var toObject = function (argument) {
+      return Object(requireObjectCoercible(argument));
+    };
+
+    // `Object.keys` method
+    // https://tc39.github.io/ecma262/#sec-object.keys
+    var objectKeys = Object.keys || function keys(O) {
+      return objectKeysInternal(O, enumBugKeys);
+    };
+
+    // `Object.defineProperties` method
+    // https://tc39.github.io/ecma262/#sec-object.defineproperties
+    var objectDefineProperties = descriptors ? Object.defineProperties : function defineProperties(O, Properties) {
+      anObject(O);
+      var keys = objectKeys(Properties);
+      var length = keys.length;
+      var index = 0;
+      var key;
+      while (length > index) { objectDefineProperty.f(O, key = keys[index++], Properties[key]); }
+      return O;
+    };
+
+    var html = getBuiltIn('document', 'documentElement');
+
+    var GT = '>';
+    var LT = '<';
+    var PROTOTYPE = 'prototype';
+    var SCRIPT = 'script';
+    var IE_PROTO = sharedKey('IE_PROTO');
+
+    var EmptyConstructor = function () { /* empty */ };
+
+    var scriptTag = function (content) {
+      return LT + SCRIPT + GT + content + LT + '/' + SCRIPT + GT;
+    };
+
+    // Create object with fake `null` prototype: use ActiveX Object with cleared prototype
+    var NullProtoObjectViaActiveX = function (activeXDocument) {
+      activeXDocument.write(scriptTag(''));
+      activeXDocument.close();
+      var temp = activeXDocument.parentWindow.Object;
+      activeXDocument = null; // avoid memory leak
+      return temp;
+    };
+
+    // Create object with fake `null` prototype: use iframe Object with cleared prototype
+    var NullProtoObjectViaIFrame = function () {
+      // Thrash, waste and sodomy: IE GC bug
+      var iframe = documentCreateElement('iframe');
+      var JS = 'java' + SCRIPT + ':';
+      var iframeDocument;
+      iframe.style.display = 'none';
+      html.appendChild(iframe);
+      // https://github.com/zloirock/core-js/issues/475
+      iframe.src = String(JS);
+      iframeDocument = iframe.contentWindow.document;
+      iframeDocument.open();
+      iframeDocument.write(scriptTag('document.F=Object'));
+      iframeDocument.close();
+      return iframeDocument.F;
+    };
+
+    // Check for document.domain and active x support
+    // No need to use active x approach when document.domain is not set
+    // see https://github.com/es-shims/es5-shim/issues/150
+    // variation of https://github.com/kitcambridge/es5-shim/commit/4f738ac066346
+    // avoid IE GC bug
+    var activeXDocument;
+    var NullProtoObject = function () {
+      try {
+        /* global ActiveXObject */
+        activeXDocument = document.domain && new ActiveXObject('htmlfile');
+      } catch (error) { /* ignore */ }
+      NullProtoObject = activeXDocument ? NullProtoObjectViaActiveX(activeXDocument) : NullProtoObjectViaIFrame();
+      var length = enumBugKeys.length;
+      while (length--) { delete NullProtoObject[PROTOTYPE][enumBugKeys[length]]; }
+      return NullProtoObject();
+    };
+
+    hiddenKeys[IE_PROTO] = true;
+
+    // `Object.create` method
+    // https://tc39.github.io/ecma262/#sec-object.create
+    var objectCreate = Object.create || function create(O, Properties) {
+      var result;
+      if (O !== null) {
+        EmptyConstructor[PROTOTYPE] = anObject(O);
+        result = new EmptyConstructor();
+        EmptyConstructor[PROTOTYPE] = null;
+        // add "__proto__" for Object.getPrototypeOf polyfill
+        result[IE_PROTO] = O;
+      } else { result = NullProtoObject(); }
+      return Properties === undefined ? result : objectDefineProperties(result, Properties);
+    };
+
+    var nativeGetOwnPropertyNames = objectGetOwnPropertyNames.f;
+
+    var toString$2 = {}.toString;
+
+    var windowNames = typeof window == 'object' && window && Object.getOwnPropertyNames
+      ? Object.getOwnPropertyNames(window) : [];
+
+    var getWindowNames = function (it) {
+      try {
+        return nativeGetOwnPropertyNames(it);
+      } catch (error) {
+        return windowNames.slice();
+      }
+    };
+
+    // fallback for IE11 buggy Object.getOwnPropertyNames with iframe and window
+    var f$5 = function getOwnPropertyNames(it) {
+      return windowNames && toString$2.call(it) == '[object Window]'
+        ? getWindowNames(it)
+        : nativeGetOwnPropertyNames(toIndexedObject(it));
+    };
+
+    var objectGetOwnPropertyNamesExternal = {
+    	f: f$5
+    };
+
+    var WellKnownSymbolsStore = shared('wks');
+    var Symbol$1 = global_1.Symbol;
+    var createWellKnownSymbol = useSymbolAsUid ? Symbol$1 : Symbol$1 && Symbol$1.withoutSetter || uid;
+
+    var wellKnownSymbol = function (name) {
+      if (!has(WellKnownSymbolsStore, name)) {
+        if (nativeSymbol && has(Symbol$1, name)) { WellKnownSymbolsStore[name] = Symbol$1[name]; }
+        else { WellKnownSymbolsStore[name] = createWellKnownSymbol('Symbol.' + name); }
+      } return WellKnownSymbolsStore[name];
+    };
+
+    var f$6 = wellKnownSymbol;
+
+    var wellKnownSymbolWrapped = {
+    	f: f$6
+    };
+
+    var defineProperty = objectDefineProperty.f;
+
+    var defineWellKnownSymbol = function (NAME) {
+      var Symbol = path.Symbol || (path.Symbol = {});
+      if (!has(Symbol, NAME)) { defineProperty(Symbol, NAME, {
+        value: wellKnownSymbolWrapped.f(NAME)
+      }); }
+    };
+
+    var defineProperty$1 = objectDefineProperty.f;
+
+
+
+    var TO_STRING_TAG = wellKnownSymbol('toStringTag');
+
+    var setToStringTag = function (it, TAG, STATIC) {
+      if (it && !has(it = STATIC ? it : it.prototype, TO_STRING_TAG)) {
+        defineProperty$1(it, TO_STRING_TAG, { configurable: true, value: TAG });
+      }
+    };
+
+    var aFunction$1 = function (it) {
+      if (typeof it != 'function') {
+        throw TypeError(String(it) + ' is not a function');
+      } return it;
+    };
+
+    // optional / simple context binding
+    var functionBindContext = function (fn, that, length) {
+      aFunction$1(fn);
+      if (that === undefined) { return fn; }
+      switch (length) {
+        case 0: return function () {
+          return fn.call(that);
+        };
+        case 1: return function (a) {
+          return fn.call(that, a);
+        };
+        case 2: return function (a, b) {
+          return fn.call(that, a, b);
+        };
+        case 3: return function (a, b, c) {
+          return fn.call(that, a, b, c);
+        };
+      }
+      return function (/* ...args */) {
+        return fn.apply(that, arguments);
+      };
+    };
+
+    var SPECIES = wellKnownSymbol('species');
+
+    // `ArraySpeciesCreate` abstract operation
+    // https://tc39.github.io/ecma262/#sec-arrayspeciescreate
+    var arraySpeciesCreate = function (originalArray, length) {
+      var C;
+      if (isArray(originalArray)) {
+        C = originalArray.constructor;
+        // cross-realm fallback
+        if (typeof C == 'function' && (C === Array || isArray(C.prototype))) { C = undefined; }
+        else if (isObject(C)) {
+          C = C[SPECIES];
+          if (C === null) { C = undefined; }
+        }
+      } return new (C === undefined ? Array : C)(length === 0 ? 0 : length);
+    };
+
+    var push = [].push;
+
+    // `Array.prototype.{ forEach, map, filter, some, every, find, findIndex }` methods implementation
+    var createMethod$1 = function (TYPE) {
+      var IS_MAP = TYPE == 1;
+      var IS_FILTER = TYPE == 2;
+      var IS_SOME = TYPE == 3;
+      var IS_EVERY = TYPE == 4;
+      var IS_FIND_INDEX = TYPE == 6;
+      var NO_HOLES = TYPE == 5 || IS_FIND_INDEX;
+      return function ($this, callbackfn, that, specificCreate) {
+        var O = toObject($this);
+        var self = indexedObject(O);
+        var boundFunction = functionBindContext(callbackfn, that, 3);
+        var length = toLength(self.length);
+        var index = 0;
+        var create = specificCreate || arraySpeciesCreate;
+        var target = IS_MAP ? create($this, length) : IS_FILTER ? create($this, 0) : undefined;
+        var value, result;
+        for (;length > index; index++) { if (NO_HOLES || index in self) {
+          value = self[index];
+          result = boundFunction(value, index, O);
+          if (TYPE) {
+            if (IS_MAP) { target[index] = result; } // map
+            else if (result) { switch (TYPE) {
+              case 3: return true;              // some
+              case 5: return value;             // find
+              case 6: return index;             // findIndex
+              case 2: push.call(target, value); // filter
+            } } else if (IS_EVERY) { return false; }  // every
+          }
+        } }
+        return IS_FIND_INDEX ? -1 : IS_SOME || IS_EVERY ? IS_EVERY : target;
+      };
+    };
+
+    var arrayIteration = {
+      // `Array.prototype.forEach` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.foreach
+      forEach: createMethod$1(0),
+      // `Array.prototype.map` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.map
+      map: createMethod$1(1),
+      // `Array.prototype.filter` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.filter
+      filter: createMethod$1(2),
+      // `Array.prototype.some` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.some
+      some: createMethod$1(3),
+      // `Array.prototype.every` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.every
+      every: createMethod$1(4),
+      // `Array.prototype.find` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.find
+      find: createMethod$1(5),
+      // `Array.prototype.findIndex` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.findIndex
+      findIndex: createMethod$1(6)
+    };
+
+    var $forEach = arrayIteration.forEach;
+
+    var HIDDEN = sharedKey('hidden');
+    var SYMBOL = 'Symbol';
+    var PROTOTYPE$1 = 'prototype';
+    var TO_PRIMITIVE = wellKnownSymbol('toPrimitive');
+    var setInternalState = internalState.set;
+    var getInternalState = internalState.getterFor(SYMBOL);
+    var ObjectPrototype = Object[PROTOTYPE$1];
+    var $Symbol = global_1.Symbol;
+    var $stringify = getBuiltIn('JSON', 'stringify');
+    var nativeGetOwnPropertyDescriptor$1 = objectGetOwnPropertyDescriptor.f;
+    var nativeDefineProperty$1 = objectDefineProperty.f;
+    var nativeGetOwnPropertyNames$1 = objectGetOwnPropertyNamesExternal.f;
+    var nativePropertyIsEnumerable$1 = objectPropertyIsEnumerable.f;
+    var AllSymbols = shared('symbols');
+    var ObjectPrototypeSymbols = shared('op-symbols');
+    var StringToSymbolRegistry = shared('string-to-symbol-registry');
+    var SymbolToStringRegistry = shared('symbol-to-string-registry');
+    var WellKnownSymbolsStore$1 = shared('wks');
+    var QObject = global_1.QObject;
+    // Don't use setters in Qt Script, https://github.com/zloirock/core-js/issues/173
+    var USE_SETTER = !QObject || !QObject[PROTOTYPE$1] || !QObject[PROTOTYPE$1].findChild;
+
+    // fallback for old Android, https://code.google.com/p/v8/issues/detail?id=687
+    var setSymbolDescriptor = descriptors && fails(function () {
+      return objectCreate(nativeDefineProperty$1({}, 'a', {
+        get: function () { return nativeDefineProperty$1(this, 'a', { value: 7 }).a; }
+      })).a != 7;
+    }) ? function (O, P, Attributes) {
+      var ObjectPrototypeDescriptor = nativeGetOwnPropertyDescriptor$1(ObjectPrototype, P);
+      if (ObjectPrototypeDescriptor) { delete ObjectPrototype[P]; }
+      nativeDefineProperty$1(O, P, Attributes);
+      if (ObjectPrototypeDescriptor && O !== ObjectPrototype) {
+        nativeDefineProperty$1(ObjectPrototype, P, ObjectPrototypeDescriptor);
+      }
+    } : nativeDefineProperty$1;
+
+    var wrap = function (tag, description) {
+      var symbol = AllSymbols[tag] = objectCreate($Symbol[PROTOTYPE$1]);
+      setInternalState(symbol, {
+        type: SYMBOL,
+        tag: tag,
+        description: description
+      });
+      if (!descriptors) { symbol.description = description; }
+      return symbol;
+    };
+
+    var isSymbol = useSymbolAsUid ? function (it) {
+      return typeof it == 'symbol';
+    } : function (it) {
+      return Object(it) instanceof $Symbol;
+    };
+
+    var $defineProperty = function defineProperty(O, P, Attributes) {
+      if (O === ObjectPrototype) { $defineProperty(ObjectPrototypeSymbols, P, Attributes); }
+      anObject(O);
+      var key = toPrimitive(P, true);
+      anObject(Attributes);
+      if (has(AllSymbols, key)) {
+        if (!Attributes.enumerable) {
+          if (!has(O, HIDDEN)) { nativeDefineProperty$1(O, HIDDEN, createPropertyDescriptor(1, {})); }
+          O[HIDDEN][key] = true;
+        } else {
+          if (has(O, HIDDEN) && O[HIDDEN][key]) { O[HIDDEN][key] = false; }
+          Attributes = objectCreate(Attributes, { enumerable: createPropertyDescriptor(0, false) });
+        } return setSymbolDescriptor(O, key, Attributes);
+      } return nativeDefineProperty$1(O, key, Attributes);
+    };
+
+    var $defineProperties = function defineProperties(O, Properties) {
+      anObject(O);
+      var properties = toIndexedObject(Properties);
+      var keys = objectKeys(properties).concat($getOwnPropertySymbols(properties));
+      $forEach(keys, function (key) {
+        if (!descriptors || $propertyIsEnumerable.call(properties, key)) { $defineProperty(O, key, properties[key]); }
+      });
+      return O;
+    };
+
+    var $create = function create(O, Properties) {
+      return Properties === undefined ? objectCreate(O) : $defineProperties(objectCreate(O), Properties);
+    };
+
+    var $propertyIsEnumerable = function propertyIsEnumerable(V) {
+      var P = toPrimitive(V, true);
+      var enumerable = nativePropertyIsEnumerable$1.call(this, P);
+      if (this === ObjectPrototype && has(AllSymbols, P) && !has(ObjectPrototypeSymbols, P)) { return false; }
+      return enumerable || !has(this, P) || !has(AllSymbols, P) || has(this, HIDDEN) && this[HIDDEN][P] ? enumerable : true;
+    };
+
+    var $getOwnPropertyDescriptor = function getOwnPropertyDescriptor(O, P) {
+      var it = toIndexedObject(O);
+      var key = toPrimitive(P, true);
+      if (it === ObjectPrototype && has(AllSymbols, key) && !has(ObjectPrototypeSymbols, key)) { return; }
+      var descriptor = nativeGetOwnPropertyDescriptor$1(it, key);
+      if (descriptor && has(AllSymbols, key) && !(has(it, HIDDEN) && it[HIDDEN][key])) {
+        descriptor.enumerable = true;
+      }
+      return descriptor;
+    };
+
+    var $getOwnPropertyNames = function getOwnPropertyNames(O) {
+      var names = nativeGetOwnPropertyNames$1(toIndexedObject(O));
+      var result = [];
+      $forEach(names, function (key) {
+        if (!has(AllSymbols, key) && !has(hiddenKeys, key)) { result.push(key); }
+      });
+      return result;
+    };
+
+    var $getOwnPropertySymbols = function getOwnPropertySymbols(O) {
+      var IS_OBJECT_PROTOTYPE = O === ObjectPrototype;
+      var names = nativeGetOwnPropertyNames$1(IS_OBJECT_PROTOTYPE ? ObjectPrototypeSymbols : toIndexedObject(O));
+      var result = [];
+      $forEach(names, function (key) {
+        if (has(AllSymbols, key) && (!IS_OBJECT_PROTOTYPE || has(ObjectPrototype, key))) {
+          result.push(AllSymbols[key]);
+        }
+      });
+      return result;
+    };
+
+    // `Symbol` constructor
+    // https://tc39.github.io/ecma262/#sec-symbol-constructor
+    if (!nativeSymbol) {
+      $Symbol = function Symbol() {
+        if (this instanceof $Symbol) { throw TypeError('Symbol is not a constructor'); }
+        var description = !arguments.length || arguments[0] === undefined ? undefined : String(arguments[0]);
+        var tag = uid(description);
+        var setter = function (value) {
+          if (this === ObjectPrototype) { setter.call(ObjectPrototypeSymbols, value); }
+          if (has(this, HIDDEN) && has(this[HIDDEN], tag)) { this[HIDDEN][tag] = false; }
+          setSymbolDescriptor(this, tag, createPropertyDescriptor(1, value));
+        };
+        if (descriptors && USE_SETTER) { setSymbolDescriptor(ObjectPrototype, tag, { configurable: true, set: setter }); }
+        return wrap(tag, description);
+      };
+
+      redefine($Symbol[PROTOTYPE$1], 'toString', function toString() {
+        return getInternalState(this).tag;
+      });
+
+      redefine($Symbol, 'withoutSetter', function (description) {
+        return wrap(uid(description), description);
+      });
+
+      objectPropertyIsEnumerable.f = $propertyIsEnumerable;
+      objectDefineProperty.f = $defineProperty;
+      objectGetOwnPropertyDescriptor.f = $getOwnPropertyDescriptor;
+      objectGetOwnPropertyNames.f = objectGetOwnPropertyNamesExternal.f = $getOwnPropertyNames;
+      objectGetOwnPropertySymbols.f = $getOwnPropertySymbols;
+
+      wellKnownSymbolWrapped.f = function (name) {
+        return wrap(wellKnownSymbol(name), name);
+      };
+
+      if (descriptors) {
+        // https://github.com/tc39/proposal-Symbol-description
+        nativeDefineProperty$1($Symbol[PROTOTYPE$1], 'description', {
+          configurable: true,
+          get: function description() {
+            return getInternalState(this).description;
+          }
+        });
+        {
+          redefine(ObjectPrototype, 'propertyIsEnumerable', $propertyIsEnumerable, { unsafe: true });
+        }
+      }
+    }
+
+    _export({ global: true, wrap: true, forced: !nativeSymbol, sham: !nativeSymbol }, {
+      Symbol: $Symbol
+    });
+
+    $forEach(objectKeys(WellKnownSymbolsStore$1), function (name) {
+      defineWellKnownSymbol(name);
+    });
+
+    _export({ target: SYMBOL, stat: true, forced: !nativeSymbol }, {
+      // `Symbol.for` method
+      // https://tc39.github.io/ecma262/#sec-symbol.for
+      'for': function (key) {
+        var string = String(key);
+        if (has(StringToSymbolRegistry, string)) { return StringToSymbolRegistry[string]; }
+        var symbol = $Symbol(string);
+        StringToSymbolRegistry[string] = symbol;
+        SymbolToStringRegistry[symbol] = string;
+        return symbol;
+      },
+      // `Symbol.keyFor` method
+      // https://tc39.github.io/ecma262/#sec-symbol.keyfor
+      keyFor: function keyFor(sym) {
+        if (!isSymbol(sym)) { throw TypeError(sym + ' is not a symbol'); }
+        if (has(SymbolToStringRegistry, sym)) { return SymbolToStringRegistry[sym]; }
+      },
+      useSetter: function () { USE_SETTER = true; },
+      useSimple: function () { USE_SETTER = false; }
+    });
+
+    _export({ target: 'Object', stat: true, forced: !nativeSymbol, sham: !descriptors }, {
+      // `Object.create` method
+      // https://tc39.github.io/ecma262/#sec-object.create
+      create: $create,
+      // `Object.defineProperty` method
+      // https://tc39.github.io/ecma262/#sec-object.defineproperty
+      defineProperty: $defineProperty,
+      // `Object.defineProperties` method
+      // https://tc39.github.io/ecma262/#sec-object.defineproperties
+      defineProperties: $defineProperties,
+      // `Object.getOwnPropertyDescriptor` method
+      // https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptors
+      getOwnPropertyDescriptor: $getOwnPropertyDescriptor
+    });
+
+    _export({ target: 'Object', stat: true, forced: !nativeSymbol }, {
+      // `Object.getOwnPropertyNames` method
+      // https://tc39.github.io/ecma262/#sec-object.getownpropertynames
+      getOwnPropertyNames: $getOwnPropertyNames,
+      // `Object.getOwnPropertySymbols` method
+      // https://tc39.github.io/ecma262/#sec-object.getownpropertysymbols
+      getOwnPropertySymbols: $getOwnPropertySymbols
+    });
+
+    // Chrome 38 and 39 `Object.getOwnPropertySymbols` fails on primitives
+    // https://bugs.chromium.org/p/v8/issues/detail?id=3443
+    _export({ target: 'Object', stat: true, forced: fails(function () { objectGetOwnPropertySymbols.f(1); }) }, {
+      getOwnPropertySymbols: function getOwnPropertySymbols(it) {
+        return objectGetOwnPropertySymbols.f(toObject(it));
+      }
+    });
+
+    // `JSON.stringify` method behavior with symbols
+    // https://tc39.github.io/ecma262/#sec-json.stringify
+    if ($stringify) {
+      var FORCED_JSON_STRINGIFY = !nativeSymbol || fails(function () {
+        var symbol = $Symbol();
+        // MS Edge converts symbol values to JSON as {}
+        return $stringify([symbol]) != '[null]'
+          // WebKit converts symbol values to JSON as null
+          || $stringify({ a: symbol }) != '{}'
+          // V8 throws on boxed symbols
+          || $stringify(Object(symbol)) != '{}';
+      });
+
+      _export({ target: 'JSON', stat: true, forced: FORCED_JSON_STRINGIFY }, {
+        // eslint-disable-next-line no-unused-vars
+        stringify: function stringify(it, replacer, space) {
+          var arguments$1 = arguments;
+
+          var args = [it];
+          var index = 1;
+          var $replacer;
+          while (arguments.length > index) { args.push(arguments$1[index++]); }
+          $replacer = replacer;
+          if (!isObject(replacer) && it === undefined || isSymbol(it)) { return; } // IE8 returns string on undefined
+          if (!isArray(replacer)) { replacer = function (key, value) {
+            if (typeof $replacer == 'function') { value = $replacer.call(this, key, value); }
+            if (!isSymbol(value)) { return value; }
+          }; }
+          args[1] = replacer;
+          return $stringify.apply(null, args);
+        }
+      });
+    }
+
+    // `Symbol.prototype[@@toPrimitive]` method
+    // https://tc39.github.io/ecma262/#sec-symbol.prototype-@@toprimitive
+    if (!$Symbol[PROTOTYPE$1][TO_PRIMITIVE]) {
+      createNonEnumerableProperty($Symbol[PROTOTYPE$1], TO_PRIMITIVE, $Symbol[PROTOTYPE$1].valueOf);
+    }
+    // `Symbol.prototype[@@toStringTag]` property
+    // https://tc39.github.io/ecma262/#sec-symbol.prototype-@@tostringtag
+    setToStringTag($Symbol, SYMBOL);
+
+    hiddenKeys[HIDDEN] = true;
+
+    // `Symbol.asyncIterator` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.asynciterator
+    defineWellKnownSymbol('asyncIterator');
+
+    var defineProperty$2 = objectDefineProperty.f;
+
+
+    var NativeSymbol = global_1.Symbol;
+
+    if (descriptors && typeof NativeSymbol == 'function' && (!('description' in NativeSymbol.prototype) ||
+      // Safari 12 bug
+      NativeSymbol().description !== undefined
+    )) {
+      var EmptyStringDescriptionStore = {};
+      // wrap Symbol constructor for correct work with undefined description
+      var SymbolWrapper = function Symbol() {
+        var description = arguments.length < 1 || arguments[0] === undefined ? undefined : String(arguments[0]);
+        var result = this instanceof SymbolWrapper
+          ? new NativeSymbol(description)
+          // in Edge 13, String(Symbol(undefined)) === 'Symbol(undefined)'
+          : description === undefined ? NativeSymbol() : NativeSymbol(description);
+        if (description === '') { EmptyStringDescriptionStore[result] = true; }
+        return result;
+      };
+      copyConstructorProperties(SymbolWrapper, NativeSymbol);
+      var symbolPrototype = SymbolWrapper.prototype = NativeSymbol.prototype;
+      symbolPrototype.constructor = SymbolWrapper;
+
+      var symbolToString = symbolPrototype.toString;
+      var native = String(NativeSymbol('test')) == 'Symbol(test)';
+      var regexp = /^Symbol\((.*)\)[^)]+$/;
+      defineProperty$2(symbolPrototype, 'description', {
+        configurable: true,
+        get: function description() {
+          var symbol = isObject(this) ? this.valueOf() : this;
+          var string = symbolToString.call(symbol);
+          if (has(EmptyStringDescriptionStore, symbol)) { return ''; }
+          var desc = native ? string.slice(7, -1) : string.replace(regexp, '$1');
+          return desc === '' ? undefined : desc;
+        }
+      });
+
+      _export({ global: true, forced: true }, {
+        Symbol: SymbolWrapper
+      });
+    }
+
+    // `Symbol.hasInstance` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.hasinstance
+    defineWellKnownSymbol('hasInstance');
+
+    // `Symbol.isConcatSpreadable` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.isconcatspreadable
+    defineWellKnownSymbol('isConcatSpreadable');
+
+    // `Symbol.iterator` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.iterator
+    defineWellKnownSymbol('iterator');
+
+    // `Symbol.match` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.match
+    defineWellKnownSymbol('match');
+
+    // `Symbol.matchAll` well-known symbol
+    defineWellKnownSymbol('matchAll');
+
+    // `Symbol.replace` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.replace
+    defineWellKnownSymbol('replace');
+
+    // `Symbol.search` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.search
+    defineWellKnownSymbol('search');
+
+    // `Symbol.species` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.species
+    defineWellKnownSymbol('species');
+
+    // `Symbol.split` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.split
+    defineWellKnownSymbol('split');
+
+    // `Symbol.toPrimitive` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.toprimitive
+    defineWellKnownSymbol('toPrimitive');
+
+    // `Symbol.toStringTag` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.tostringtag
+    defineWellKnownSymbol('toStringTag');
+
+    // `Symbol.unscopables` well-known symbol
+    // https://tc39.github.io/ecma262/#sec-symbol.unscopables
+    defineWellKnownSymbol('unscopables');
+
+    var nativeAssign = Object.assign;
+    var defineProperty$3 = Object.defineProperty;
+
+    // `Object.assign` method
+    // https://tc39.github.io/ecma262/#sec-object.assign
+    var objectAssign = !nativeAssign || fails(function () {
+      // should have correct order of operations (Edge bug)
+      if (descriptors && nativeAssign({ b: 1 }, nativeAssign(defineProperty$3({}, 'a', {
+        enumerable: true,
+        get: function () {
+          defineProperty$3(this, 'b', {
+            value: 3,
+            enumerable: false
+          });
+        }
+      }), { b: 2 })).b !== 1) { return true; }
+      // should work with symbols and should have deterministic property order (V8 bug)
+      var A = {};
+      var B = {};
+      // eslint-disable-next-line no-undef
+      var symbol = Symbol();
+      var alphabet = 'abcdefghijklmnopqrst';
+      A[symbol] = 7;
+      alphabet.split('').forEach(function (chr) { B[chr] = chr; });
+      return nativeAssign({}, A)[symbol] != 7 || objectKeys(nativeAssign({}, B)).join('') != alphabet;
+    }) ? function assign(target, source) {
+      var arguments$1 = arguments;
+     // eslint-disable-line no-unused-vars
+      var T = toObject(target);
+      var argumentsLength = arguments.length;
+      var index = 1;
+      var getOwnPropertySymbols = objectGetOwnPropertySymbols.f;
+      var propertyIsEnumerable = objectPropertyIsEnumerable.f;
+      while (argumentsLength > index) {
+        var S = indexedObject(arguments$1[index++]);
+        var keys = getOwnPropertySymbols ? objectKeys(S).concat(getOwnPropertySymbols(S)) : objectKeys(S);
+        var length = keys.length;
+        var j = 0;
+        var key;
+        while (length > j) {
+          key = keys[j++];
+          if (!descriptors || propertyIsEnumerable.call(S, key)) { T[key] = S[key]; }
+        }
+      } return T;
+    } : nativeAssign;
+
+    // `Object.assign` method
+    // https://tc39.github.io/ecma262/#sec-object.assign
+    _export({ target: 'Object', stat: true, forced: Object.assign !== objectAssign }, {
+      assign: objectAssign
+    });
+
+    // `Object.create` method
+    // https://tc39.github.io/ecma262/#sec-object.create
+    _export({ target: 'Object', stat: true, sham: !descriptors }, {
+      create: objectCreate
+    });
+
+    // `Object.defineProperty` method
+    // https://tc39.github.io/ecma262/#sec-object.defineproperty
+    _export({ target: 'Object', stat: true, forced: !descriptors, sham: !descriptors }, {
+      defineProperty: objectDefineProperty.f
+    });
+
+    // `Object.defineProperties` method
+    // https://tc39.github.io/ecma262/#sec-object.defineproperties
+    _export({ target: 'Object', stat: true, forced: !descriptors, sham: !descriptors }, {
+      defineProperties: objectDefineProperties
+    });
+
+    var propertyIsEnumerable = objectPropertyIsEnumerable.f;
+
+    // `Object.{ entries, values }` methods implementation
+    var createMethod$2 = function (TO_ENTRIES) {
+      return function (it) {
+        var O = toIndexedObject(it);
+        var keys = objectKeys(O);
+        var length = keys.length;
+        var i = 0;
+        var result = [];
+        var key;
+        while (length > i) {
+          key = keys[i++];
+          if (!descriptors || propertyIsEnumerable.call(O, key)) {
+            result.push(TO_ENTRIES ? [key, O[key]] : O[key]);
+          }
+        }
+        return result;
+      };
+    };
+
+    var objectToArray = {
+      // `Object.entries` method
+      // https://tc39.github.io/ecma262/#sec-object.entries
+      entries: createMethod$2(true),
+      // `Object.values` method
+      // https://tc39.github.io/ecma262/#sec-object.values
+      values: createMethod$2(false)
+    };
+
+    var $entries = objectToArray.entries;
+
+    // `Object.entries` method
+    // https://tc39.github.io/ecma262/#sec-object.entries
+    _export({ target: 'Object', stat: true }, {
+      entries: function entries(O) {
+        return $entries(O);
+      }
+    });
+
+    var freezing = !fails(function () {
+      return Object.isExtensible(Object.preventExtensions({}));
+    });
+
+    var internalMetadata = createCommonjsModule(function (module) {
+    var defineProperty = objectDefineProperty.f;
+
+
+
+    var METADATA = uid('meta');
+    var id = 0;
+
+    var isExtensible = Object.isExtensible || function () {
+      return true;
+    };
+
+    var setMetadata = function (it) {
+      defineProperty(it, METADATA, { value: {
+        objectID: 'O' + ++id, // object ID
+        weakData: {}          // weak collections IDs
+      } });
+    };
+
+    var fastKey = function (it, create) {
+      // return a primitive with prefix
+      if (!isObject(it)) { return typeof it == 'symbol' ? it : (typeof it == 'string' ? 'S' : 'P') + it; }
+      if (!has(it, METADATA)) {
+        // can't set metadata to uncaught frozen object
+        if (!isExtensible(it)) { return 'F'; }
+        // not necessary to add metadata
+        if (!create) { return 'E'; }
+        // add missing metadata
+        setMetadata(it);
+      // return object ID
+      } return it[METADATA].objectID;
+    };
+
+    var getWeakData = function (it, create) {
+      if (!has(it, METADATA)) {
+        // can't set metadata to uncaught frozen object
+        if (!isExtensible(it)) { return true; }
+        // not necessary to add metadata
+        if (!create) { return false; }
+        // add missing metadata
+        setMetadata(it);
+      // return the store of weak collections IDs
+      } return it[METADATA].weakData;
+    };
+
+    // add metadata on freeze-family methods calling
+    var onFreeze = function (it) {
+      if (freezing && meta.REQUIRED && isExtensible(it) && !has(it, METADATA)) { setMetadata(it); }
+      return it;
+    };
+
+    var meta = module.exports = {
+      REQUIRED: false,
+      fastKey: fastKey,
+      getWeakData: getWeakData,
+      onFreeze: onFreeze
+    };
+
+    hiddenKeys[METADATA] = true;
+    });
+    var internalMetadata_1 = internalMetadata.REQUIRED;
+    var internalMetadata_2 = internalMetadata.fastKey;
+    var internalMetadata_3 = internalMetadata.getWeakData;
+    var internalMetadata_4 = internalMetadata.onFreeze;
+
+    var onFreeze = internalMetadata.onFreeze;
+
+    var nativeFreeze = Object.freeze;
+    var FAILS_ON_PRIMITIVES = fails(function () { nativeFreeze(1); });
+
+    // `Object.freeze` method
+    // https://tc39.github.io/ecma262/#sec-object.freeze
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !freezing }, {
+      freeze: function freeze(it) {
+        return nativeFreeze && isObject(it) ? nativeFreeze(onFreeze(it)) : it;
+      }
+    });
+
+    var iterators = {};
+
+    var ITERATOR = wellKnownSymbol('iterator');
+    var ArrayPrototype = Array.prototype;
+
+    // check on default Array iterator
+    var isArrayIteratorMethod = function (it) {
+      return it !== undefined && (iterators.Array === it || ArrayPrototype[ITERATOR] === it);
+    };
+
+    var TO_STRING_TAG$1 = wellKnownSymbol('toStringTag');
+    var test = {};
+
+    test[TO_STRING_TAG$1] = 'z';
+
+    var toStringTagSupport = String(test) === '[object z]';
+
+    var TO_STRING_TAG$2 = wellKnownSymbol('toStringTag');
+    // ES3 wrong here
+    var CORRECT_ARGUMENTS = classofRaw(function () { return arguments; }()) == 'Arguments';
+
+    // fallback for IE11 Script Access Denied error
+    var tryGet = function (it, key) {
+      try {
+        return it[key];
+      } catch (error) { /* empty */ }
+    };
+
+    // getting tag from ES6+ `Object.prototype.toString`
+    var classof = toStringTagSupport ? classofRaw : function (it) {
+      var O, tag, result;
+      return it === undefined ? 'Undefined' : it === null ? 'Null'
+        // @@toStringTag case
+        : typeof (tag = tryGet(O = Object(it), TO_STRING_TAG$2)) == 'string' ? tag
+        // builtinTag case
+        : CORRECT_ARGUMENTS ? classofRaw(O)
+        // ES3 arguments fallback
+        : (result = classofRaw(O)) == 'Object' && typeof O.callee == 'function' ? 'Arguments' : result;
+    };
+
+    var ITERATOR$1 = wellKnownSymbol('iterator');
+
+    var getIteratorMethod = function (it) {
+      if (it != undefined) { return it[ITERATOR$1]
+        || it['@@iterator']
+        || iterators[classof(it)]; }
+    };
+
+    // call something on iterator step with safe closing on error
+    var callWithSafeIterationClosing = function (iterator, fn, value, ENTRIES) {
+      try {
+        return ENTRIES ? fn(anObject(value)[0], value[1]) : fn(value);
+      // 7.4.6 IteratorClose(iterator, completion)
+      } catch (error) {
+        var returnMethod = iterator['return'];
+        if (returnMethod !== undefined) { anObject(returnMethod.call(iterator)); }
+        throw error;
+      }
+    };
+
+    var iterate_1 = createCommonjsModule(function (module) {
+    var Result = function (stopped, result) {
+      this.stopped = stopped;
+      this.result = result;
+    };
+
+    var iterate = module.exports = function (iterable, fn, that, AS_ENTRIES, IS_ITERATOR) {
+      var boundFunction = functionBindContext(fn, that, AS_ENTRIES ? 2 : 1);
+      var iterator, iterFn, index, length, result, next, step;
+
+      if (IS_ITERATOR) {
+        iterator = iterable;
+      } else {
+        iterFn = getIteratorMethod(iterable);
+        if (typeof iterFn != 'function') { throw TypeError('Target is not iterable'); }
+        // optimisation for array iterators
+        if (isArrayIteratorMethod(iterFn)) {
+          for (index = 0, length = toLength(iterable.length); length > index; index++) {
+            result = AS_ENTRIES
+              ? boundFunction(anObject(step = iterable[index])[0], step[1])
+              : boundFunction(iterable[index]);
+            if (result && result instanceof Result) { return result; }
+          } return new Result(false);
+        }
+        iterator = iterFn.call(iterable);
+      }
+
+      next = iterator.next;
+      while (!(step = next.call(iterator)).done) {
+        result = callWithSafeIterationClosing(iterator, boundFunction, step.value, AS_ENTRIES);
+        if (typeof result == 'object' && result && result instanceof Result) { return result; }
+      } return new Result(false);
+    };
+
+    iterate.stop = function (result) {
+      return new Result(true, result);
+    };
+    });
+
+    var createProperty = function (object, key, value) {
+      var propertyKey = toPrimitive(key);
+      if (propertyKey in object) { objectDefineProperty.f(object, propertyKey, createPropertyDescriptor(0, value)); }
+      else { object[propertyKey] = value; }
+    };
+
+    // `Object.fromEntries` method
+    // https://github.com/tc39/proposal-object-from-entries
+    _export({ target: 'Object', stat: true }, {
+      fromEntries: function fromEntries(iterable) {
+        var obj = {};
+        iterate_1(iterable, function (k, v) {
+          createProperty(obj, k, v);
+        }, undefined, true);
+        return obj;
+      }
+    });
+
+    var nativeGetOwnPropertyDescriptor$2 = objectGetOwnPropertyDescriptor.f;
+
+
+    var FAILS_ON_PRIMITIVES$1 = fails(function () { nativeGetOwnPropertyDescriptor$2(1); });
+    var FORCED = !descriptors || FAILS_ON_PRIMITIVES$1;
+
+    // `Object.getOwnPropertyDescriptor` method
+    // https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptor
+    _export({ target: 'Object', stat: true, forced: FORCED, sham: !descriptors }, {
+      getOwnPropertyDescriptor: function getOwnPropertyDescriptor(it, key) {
+        return nativeGetOwnPropertyDescriptor$2(toIndexedObject(it), key);
+      }
+    });
+
+    // `Object.getOwnPropertyDescriptors` method
+    // https://tc39.github.io/ecma262/#sec-object.getownpropertydescriptors
+    _export({ target: 'Object', stat: true, sham: !descriptors }, {
+      getOwnPropertyDescriptors: function getOwnPropertyDescriptors(object) {
+        var O = toIndexedObject(object);
+        var getOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
+        var keys = ownKeys(O);
+        var result = {};
+        var index = 0;
+        var key, descriptor;
+        while (keys.length > index) {
+          descriptor = getOwnPropertyDescriptor(O, key = keys[index++]);
+          if (descriptor !== undefined) { createProperty(result, key, descriptor); }
+        }
+        return result;
+      }
+    });
+
+    var nativeGetOwnPropertyNames$2 = objectGetOwnPropertyNamesExternal.f;
+
+    var FAILS_ON_PRIMITIVES$2 = fails(function () { return !Object.getOwnPropertyNames(1); });
+
+    // `Object.getOwnPropertyNames` method
+    // https://tc39.github.io/ecma262/#sec-object.getownpropertynames
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$2 }, {
+      getOwnPropertyNames: nativeGetOwnPropertyNames$2
+    });
+
+    var correctPrototypeGetter = !fails(function () {
+      function F() { /* empty */ }
+      F.prototype.constructor = null;
+      return Object.getPrototypeOf(new F()) !== F.prototype;
+    });
+
+    var IE_PROTO$1 = sharedKey('IE_PROTO');
+    var ObjectPrototype$1 = Object.prototype;
+
+    // `Object.getPrototypeOf` method
+    // https://tc39.github.io/ecma262/#sec-object.getprototypeof
+    var objectGetPrototypeOf = correctPrototypeGetter ? Object.getPrototypeOf : function (O) {
+      O = toObject(O);
+      if (has(O, IE_PROTO$1)) { return O[IE_PROTO$1]; }
+      if (typeof O.constructor == 'function' && O instanceof O.constructor) {
+        return O.constructor.prototype;
+      } return O instanceof Object ? ObjectPrototype$1 : null;
+    };
+
+    var FAILS_ON_PRIMITIVES$3 = fails(function () { objectGetPrototypeOf(1); });
+
+    // `Object.getPrototypeOf` method
+    // https://tc39.github.io/ecma262/#sec-object.getprototypeof
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$3, sham: !correctPrototypeGetter }, {
+      getPrototypeOf: function getPrototypeOf(it) {
+        return objectGetPrototypeOf(toObject(it));
+      }
+    });
+
+    // `SameValue` abstract operation
+    // https://tc39.github.io/ecma262/#sec-samevalue
+    var sameValue = Object.is || function is(x, y) {
+      // eslint-disable-next-line no-self-compare
+      return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;
+    };
+
+    // `Object.is` method
+    // https://tc39.github.io/ecma262/#sec-object.is
+    _export({ target: 'Object', stat: true }, {
+      is: sameValue
+    });
+
+    var nativeIsExtensible = Object.isExtensible;
+    var FAILS_ON_PRIMITIVES$4 = fails(function () { nativeIsExtensible(1); });
+
+    // `Object.isExtensible` method
+    // https://tc39.github.io/ecma262/#sec-object.isextensible
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$4 }, {
+      isExtensible: function isExtensible(it) {
+        return isObject(it) ? nativeIsExtensible ? nativeIsExtensible(it) : true : false;
+      }
+    });
+
+    var nativeIsFrozen = Object.isFrozen;
+    var FAILS_ON_PRIMITIVES$5 = fails(function () { nativeIsFrozen(1); });
+
+    // `Object.isFrozen` method
+    // https://tc39.github.io/ecma262/#sec-object.isfrozen
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$5 }, {
+      isFrozen: function isFrozen(it) {
+        return isObject(it) ? nativeIsFrozen ? nativeIsFrozen(it) : false : true;
+      }
+    });
+
+    var nativeIsSealed = Object.isSealed;
+    var FAILS_ON_PRIMITIVES$6 = fails(function () { nativeIsSealed(1); });
+
+    // `Object.isSealed` method
+    // https://tc39.github.io/ecma262/#sec-object.issealed
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$6 }, {
+      isSealed: function isSealed(it) {
+        return isObject(it) ? nativeIsSealed ? nativeIsSealed(it) : false : true;
+      }
+    });
+
+    var FAILS_ON_PRIMITIVES$7 = fails(function () { objectKeys(1); });
+
+    // `Object.keys` method
+    // https://tc39.github.io/ecma262/#sec-object.keys
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$7 }, {
+      keys: function keys(it) {
+        return objectKeys(toObject(it));
+      }
+    });
+
+    var onFreeze$1 = internalMetadata.onFreeze;
+
+
+
+    var nativePreventExtensions = Object.preventExtensions;
+    var FAILS_ON_PRIMITIVES$8 = fails(function () { nativePreventExtensions(1); });
+
+    // `Object.preventExtensions` method
+    // https://tc39.github.io/ecma262/#sec-object.preventextensions
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$8, sham: !freezing }, {
+      preventExtensions: function preventExtensions(it) {
+        return nativePreventExtensions && isObject(it) ? nativePreventExtensions(onFreeze$1(it)) : it;
+      }
+    });
+
+    var onFreeze$2 = internalMetadata.onFreeze;
+
+
+
+    var nativeSeal = Object.seal;
+    var FAILS_ON_PRIMITIVES$9 = fails(function () { nativeSeal(1); });
+
+    // `Object.seal` method
+    // https://tc39.github.io/ecma262/#sec-object.seal
+    _export({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES$9, sham: !freezing }, {
+      seal: function seal(it) {
+        return nativeSeal && isObject(it) ? nativeSeal(onFreeze$2(it)) : it;
+      }
+    });
+
+    var aPossiblePrototype = function (it) {
+      if (!isObject(it) && it !== null) {
+        throw TypeError("Can't set " + String(it) + ' as a prototype');
+      } return it;
+    };
+
+    // `Object.setPrototypeOf` method
+    // https://tc39.github.io/ecma262/#sec-object.setprototypeof
+    // Works with __proto__ only. Old v8 can't work with null proto objects.
+    /* eslint-disable no-proto */
+    var objectSetPrototypeOf = Object.setPrototypeOf || ('__proto__' in {} ? function () {
+      var CORRECT_SETTER = false;
+      var test = {};
+      var setter;
+      try {
+        setter = Object.getOwnPropertyDescriptor(Object.prototype, '__proto__').set;
+        setter.call(test, []);
+        CORRECT_SETTER = test instanceof Array;
+      } catch (error) { /* empty */ }
+      return function setPrototypeOf(O, proto) {
+        anObject(O);
+        aPossiblePrototype(proto);
+        if (CORRECT_SETTER) { setter.call(O, proto); }
+        else { O.__proto__ = proto; }
+        return O;
+      };
+    }() : undefined);
+
+    // `Object.setPrototypeOf` method
+    // https://tc39.github.io/ecma262/#sec-object.setprototypeof
+    _export({ target: 'Object', stat: true }, {
+      setPrototypeOf: objectSetPrototypeOf
+    });
+
+    var $values = objectToArray.values;
+
+    // `Object.values` method
+    // https://tc39.github.io/ecma262/#sec-object.values
+    _export({ target: 'Object', stat: true }, {
+      values: function values(O) {
+        return $values(O);
+      }
+    });
+
+    // `Object.prototype.toString` method implementation
+    // https://tc39.github.io/ecma262/#sec-object.prototype.tostring
+    var objectToString = toStringTagSupport ? {}.toString : function toString() {
+      return '[object ' + classof(this) + ']';
+    };
+
+    // `Object.prototype.toString` method
+    // https://tc39.github.io/ecma262/#sec-object.prototype.tostring
+    if (!toStringTagSupport) {
+      redefine(Object.prototype, 'toString', objectToString, { unsafe: true });
+    }
+
+    // Forced replacement object prototype accessors methods
+    var objectPrototypeAccessorsForced =  !fails(function () {
+      var key = Math.random();
+      // In FF throws only define methods
+      // eslint-disable-next-line no-undef, no-useless-call
+      __defineSetter__.call(null, key, function () { /* empty */ });
+      delete global_1[key];
+    });
+
+    // `Object.prototype.__defineGetter__` method
+    // https://tc39.github.io/ecma262/#sec-object.prototype.__defineGetter__
+    if (descriptors) {
+      _export({ target: 'Object', proto: true, forced: objectPrototypeAccessorsForced }, {
+        __defineGetter__: function __defineGetter__(P, getter) {
+          objectDefineProperty.f(toObject(this), P, { get: aFunction$1(getter), enumerable: true, configurable: true });
+        }
+      });
+    }
+
+    // `Object.prototype.__defineSetter__` method
+    // https://tc39.github.io/ecma262/#sec-object.prototype.__defineSetter__
+    if (descriptors) {
+      _export({ target: 'Object', proto: true, forced: objectPrototypeAccessorsForced }, {
+        __defineSetter__: function __defineSetter__(P, setter) {
+          objectDefineProperty.f(toObject(this), P, { set: aFunction$1(setter), enumerable: true, configurable: true });
+        }
+      });
+    }
+
+    var getOwnPropertyDescriptor$2 = objectGetOwnPropertyDescriptor.f;
+
+    // `Object.prototype.__lookupGetter__` method
+    // https://tc39.github.io/ecma262/#sec-object.prototype.__lookupGetter__
+    if (descriptors) {
+      _export({ target: 'Object', proto: true, forced: objectPrototypeAccessorsForced }, {
+        __lookupGetter__: function __lookupGetter__(P) {
+          var O = toObject(this);
+          var key = toPrimitive(P, true);
+          var desc;
+          do {
+            if (desc = getOwnPropertyDescriptor$2(O, key)) { return desc.get; }
+          } while (O = objectGetPrototypeOf(O));
+        }
+      });
+    }
+
+    var getOwnPropertyDescriptor$3 = objectGetOwnPropertyDescriptor.f;
+
+    // `Object.prototype.__lookupSetter__` method
+    // https://tc39.github.io/ecma262/#sec-object.prototype.__lookupSetter__
+    if (descriptors) {
+      _export({ target: 'Object', proto: true, forced: objectPrototypeAccessorsForced }, {
+        __lookupSetter__: function __lookupSetter__(P) {
+          var O = toObject(this);
+          var key = toPrimitive(P, true);
+          var desc;
+          do {
+            if (desc = getOwnPropertyDescriptor$3(O, key)) { return desc.set; }
+          } while (O = objectGetPrototypeOf(O));
+        }
+      });
+    }
+
+    var slice = [].slice;
+    var factories = {};
+
+    var construct = function (C, argsLength, args) {
+      if (!(argsLength in factories)) {
+        for (var list = [], i = 0; i < argsLength; i++) { list[i] = 'a[' + i + ']'; }
+        // eslint-disable-next-line no-new-func
+        factories[argsLength] = Function('C,a', 'return new C(' + list.join(',') + ')');
+      } return factories[argsLength](C, args);
+    };
+
+    // `Function.prototype.bind` method implementation
+    // https://tc39.github.io/ecma262/#sec-function.prototype.bind
+    var functionBind = Function.bind || function bind(that /* , ...args */) {
+      var fn = aFunction$1(this);
+      var partArgs = slice.call(arguments, 1);
+      var boundFunction = function bound(/* args... */) {
+        var args = partArgs.concat(slice.call(arguments));
+        return this instanceof boundFunction ? construct(fn, args.length, args) : fn.apply(that, args);
+      };
+      if (isObject(fn.prototype)) { boundFunction.prototype = fn.prototype; }
+      return boundFunction;
+    };
+
+    // `Function.prototype.bind` method
+    // https://tc39.github.io/ecma262/#sec-function.prototype.bind
+    _export({ target: 'Function', proto: true }, {
+      bind: functionBind
+    });
+
+    var defineProperty$4 = objectDefineProperty.f;
+
+    var FunctionPrototype = Function.prototype;
+    var FunctionPrototypeToString = FunctionPrototype.toString;
+    var nameRE = /^\s*function ([^ (]*)/;
+    var NAME = 'name';
+
+    // Function instances `.name` property
+    // https://tc39.github.io/ecma262/#sec-function-instances-name
+    if (descriptors && !(NAME in FunctionPrototype)) {
+      defineProperty$4(FunctionPrototype, NAME, {
+        configurable: true,
+        get: function () {
+          try {
+            return FunctionPrototypeToString.call(this).match(nameRE)[1];
+          } catch (error) {
+            return '';
+          }
+        }
+      });
+    }
+
+    var HAS_INSTANCE = wellKnownSymbol('hasInstance');
+    var FunctionPrototype$1 = Function.prototype;
+
+    // `Function.prototype[@@hasInstance]` method
+    // https://tc39.github.io/ecma262/#sec-function.prototype-@@hasinstance
+    if (!(HAS_INSTANCE in FunctionPrototype$1)) {
+      objectDefineProperty.f(FunctionPrototype$1, HAS_INSTANCE, { value: function (O) {
+        if (typeof this != 'function' || !isObject(O)) { return false; }
+        if (!isObject(this.prototype)) { return O instanceof this; }
+        // for environment w/o native `@@hasInstance` logic enough `instanceof`, but add this:
+        while (O = objectGetPrototypeOf(O)) { if (this.prototype === O) { return true; } }
+        return false;
+      } });
+    }
+
+    // `globalThis` object
+    // https://github.com/tc39/proposal-global
+    _export({ global: true }, {
+      globalThis: global_1
+    });
+
+    // `Array.from` method implementation
+    // https://tc39.github.io/ecma262/#sec-array.from
+    var arrayFrom = function from(arrayLike /* , mapfn = undefined, thisArg = undefined */) {
+      var O = toObject(arrayLike);
+      var C = typeof this == 'function' ? this : Array;
+      var argumentsLength = arguments.length;
+      var mapfn = argumentsLength > 1 ? arguments[1] : undefined;
+      var mapping = mapfn !== undefined;
+      var iteratorMethod = getIteratorMethod(O);
+      var index = 0;
+      var length, result, step, iterator, next, value;
+      if (mapping) { mapfn = functionBindContext(mapfn, argumentsLength > 2 ? arguments[2] : undefined, 2); }
+      // if the target is not iterable or it's an array with the default iterator - use a simple case
+      if (iteratorMethod != undefined && !(C == Array && isArrayIteratorMethod(iteratorMethod))) {
+        iterator = iteratorMethod.call(O);
+        next = iterator.next;
+        result = new C();
+        for (;!(step = next.call(iterator)).done; index++) {
+          value = mapping ? callWithSafeIterationClosing(iterator, mapfn, [step.value, index], true) : step.value;
+          createProperty(result, index, value);
+        }
+      } else {
+        length = toLength(O.length);
+        result = new C(length);
+        for (;length > index; index++) {
+          value = mapping ? mapfn(O[index], index) : O[index];
+          createProperty(result, index, value);
+        }
+      }
+      result.length = index;
+      return result;
+    };
+
+    var ITERATOR$2 = wellKnownSymbol('iterator');
+    var SAFE_CLOSING = false;
+
+    try {
+      var called = 0;
+      var iteratorWithReturn = {
+        next: function () {
+          return { done: !!called++ };
+        },
+        'return': function () {
+          SAFE_CLOSING = true;
+        }
+      };
+      iteratorWithReturn[ITERATOR$2] = function () {
+        return this;
+      };
+      // eslint-disable-next-line no-throw-literal
+      Array.from(iteratorWithReturn, function () { throw 2; });
+    } catch (error) { /* empty */ }
+
+    var checkCorrectnessOfIteration = function (exec, SKIP_CLOSING) {
+      if (!SKIP_CLOSING && !SAFE_CLOSING) { return false; }
+      var ITERATION_SUPPORT = false;
+      try {
+        var object = {};
+        object[ITERATOR$2] = function () {
+          return {
+            next: function () {
+              return { done: ITERATION_SUPPORT = true };
+            }
+          };
+        };
+        exec(object);
+      } catch (error) { /* empty */ }
+      return ITERATION_SUPPORT;
+    };
+
+    var INCORRECT_ITERATION = !checkCorrectnessOfIteration(function (iterable) {
+      Array.from(iterable);
+    });
+
+    // `Array.from` method
+    // https://tc39.github.io/ecma262/#sec-array.from
+    _export({ target: 'Array', stat: true, forced: INCORRECT_ITERATION }, {
+      from: arrayFrom
+    });
+
+    // `Array.isArray` method
+    // https://tc39.github.io/ecma262/#sec-array.isarray
+    _export({ target: 'Array', stat: true }, {
+      isArray: isArray
+    });
+
+    var ISNT_GENERIC = fails(function () {
+      function F() { /* empty */ }
+      return !(Array.of.call(F) instanceof F);
+    });
+
+    // `Array.of` method
+    // https://tc39.github.io/ecma262/#sec-array.of
+    // WebKit Array.of isn't generic
+    _export({ target: 'Array', stat: true, forced: ISNT_GENERIC }, {
+      of: function of(/* ...args */) {
+        var arguments$1 = arguments;
+
+        var index = 0;
+        var argumentsLength = arguments.length;
+        var result = new (typeof this == 'function' ? this : Array)(argumentsLength);
+        while (argumentsLength > index) { createProperty(result, index, arguments$1[index++]); }
+        result.length = argumentsLength;
+        return result;
+      }
+    });
+
+    var engineUserAgent = getBuiltIn('navigator', 'userAgent') || '';
+
+    var process$1 = global_1.process;
+    var versions = process$1 && process$1.versions;
+    var v8 = versions && versions.v8;
+    var match, version;
+
+    if (v8) {
+      match = v8.split('.');
+      version = match[0] + match[1];
+    } else if (engineUserAgent) {
+      match = engineUserAgent.match(/Edge\/(\d+)/);
+      if (!match || match[1] >= 74) {
+        match = engineUserAgent.match(/Chrome\/(\d+)/);
+        if (match) { version = match[1]; }
+      }
+    }
+
+    var engineV8Version = version && +version;
+
+    var SPECIES$1 = wellKnownSymbol('species');
+
+    var arrayMethodHasSpeciesSupport = function (METHOD_NAME) {
+      // We can't use this feature detection in V8 since it causes
+      // deoptimization and serious performance degradation
+      // https://github.com/zloirock/core-js/issues/677
+      return engineV8Version >= 51 || !fails(function () {
+        var array = [];
+        var constructor = array.constructor = {};
+        constructor[SPECIES$1] = function () {
+          return { foo: 1 };
+        };
+        return array[METHOD_NAME](Boolean).foo !== 1;
+      });
+    };
+
+    var IS_CONCAT_SPREADABLE = wellKnownSymbol('isConcatSpreadable');
+    var MAX_SAFE_INTEGER = 0x1FFFFFFFFFFFFF;
+    var MAXIMUM_ALLOWED_INDEX_EXCEEDED = 'Maximum allowed index exceeded';
+
+    // We can't use this feature detection in V8 since it causes
+    // deoptimization and serious performance degradation
+    // https://github.com/zloirock/core-js/issues/679
+    var IS_CONCAT_SPREADABLE_SUPPORT = engineV8Version >= 51 || !fails(function () {
+      var array = [];
+      array[IS_CONCAT_SPREADABLE] = false;
+      return array.concat()[0] !== array;
+    });
+
+    var SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('concat');
+
+    var isConcatSpreadable = function (O) {
+      if (!isObject(O)) { return false; }
+      var spreadable = O[IS_CONCAT_SPREADABLE];
+      return spreadable !== undefined ? !!spreadable : isArray(O);
+    };
+
+    var FORCED$1 = !IS_CONCAT_SPREADABLE_SUPPORT || !SPECIES_SUPPORT;
+
+    // `Array.prototype.concat` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.concat
+    // with adding support of @@isConcatSpreadable and @@species
+    _export({ target: 'Array', proto: true, forced: FORCED$1 }, {
+      concat: function concat(arg) {
+        var arguments$1 = arguments;
+     // eslint-disable-line no-unused-vars
+        var O = toObject(this);
+        var A = arraySpeciesCreate(O, 0);
+        var n = 0;
+        var i, k, length, len, E;
+        for (i = -1, length = arguments.length; i < length; i++) {
+          E = i === -1 ? O : arguments$1[i];
+          if (isConcatSpreadable(E)) {
+            len = toLength(E.length);
+            if (n + len > MAX_SAFE_INTEGER) { throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED); }
+            for (k = 0; k < len; k++, n++) { if (k in E) { createProperty(A, n, E[k]); } }
+          } else {
+            if (n >= MAX_SAFE_INTEGER) { throw TypeError(MAXIMUM_ALLOWED_INDEX_EXCEEDED); }
+            createProperty(A, n++, E);
+          }
+        }
+        A.length = n;
+        return A;
+      }
+    });
+
+    var min$2 = Math.min;
+
+    // `Array.prototype.copyWithin` method implementation
+    // https://tc39.github.io/ecma262/#sec-array.prototype.copywithin
+    var arrayCopyWithin = [].copyWithin || function copyWithin(target /* = 0 */, start /* = 0, end = @length */) {
+      var O = toObject(this);
+      var len = toLength(O.length);
+      var to = toAbsoluteIndex(target, len);
+      var from = toAbsoluteIndex(start, len);
+      var end = arguments.length > 2 ? arguments[2] : undefined;
+      var count = min$2((end === undefined ? len : toAbsoluteIndex(end, len)) - from, len - to);
+      var inc = 1;
+      if (from < to && to < from + count) {
+        inc = -1;
+        from += count - 1;
+        to += count - 1;
+      }
+      while (count-- > 0) {
+        if (from in O) { O[to] = O[from]; }
+        else { delete O[to]; }
+        to += inc;
+        from += inc;
+      } return O;
+    };
+
+    var UNSCOPABLES = wellKnownSymbol('unscopables');
+    var ArrayPrototype$1 = Array.prototype;
+
+    // Array.prototype[@@unscopables]
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+    if (ArrayPrototype$1[UNSCOPABLES] == undefined) {
+      objectDefineProperty.f(ArrayPrototype$1, UNSCOPABLES, {
+        configurable: true,
+        value: objectCreate(null)
+      });
+    }
+
+    // add a key to Array.prototype[@@unscopables]
+    var addToUnscopables = function (key) {
+      ArrayPrototype$1[UNSCOPABLES][key] = true;
+    };
+
+    // `Array.prototype.copyWithin` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.copywithin
+    _export({ target: 'Array', proto: true }, {
+      copyWithin: arrayCopyWithin
+    });
+
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+    addToUnscopables('copyWithin');
+
+    var arrayMethodIsStrict = function (METHOD_NAME, argument) {
+      var method = [][METHOD_NAME];
+      return !!method && fails(function () {
+        // eslint-disable-next-line no-useless-call,no-throw-literal
+        method.call(null, argument || function () { throw 1; }, 1);
+      });
+    };
+
+    var defineProperty$5 = Object.defineProperty;
+    var cache = {};
+
+    var thrower = function (it) { throw it; };
+
+    var arrayMethodUsesToLength = function (METHOD_NAME, options) {
+      if (has(cache, METHOD_NAME)) { return cache[METHOD_NAME]; }
+      if (!options) { options = {}; }
+      var method = [][METHOD_NAME];
+      var ACCESSORS = has(options, 'ACCESSORS') ? options.ACCESSORS : false;
+      var argument0 = has(options, 0) ? options[0] : thrower;
+      var argument1 = has(options, 1) ? options[1] : undefined;
+
+      return cache[METHOD_NAME] = !!method && !fails(function () {
+        if (ACCESSORS && !descriptors) { return true; }
+        var O = { length: -1 };
+
+        if (ACCESSORS) { defineProperty$5(O, 1, { enumerable: true, get: thrower }); }
+        else { O[1] = 1; }
+
+        method.call(O, argument0, argument1);
+      });
+    };
+
+    var $every = arrayIteration.every;
+
+
+
+    var STRICT_METHOD = arrayMethodIsStrict('every');
+    var USES_TO_LENGTH = arrayMethodUsesToLength('every');
+
+    // `Array.prototype.every` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.every
+    _export({ target: 'Array', proto: true, forced: !STRICT_METHOD || !USES_TO_LENGTH }, {
+      every: function every(callbackfn /* , thisArg */) {
+        return $every(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    // `Array.prototype.fill` method implementation
+    // https://tc39.github.io/ecma262/#sec-array.prototype.fill
+    var arrayFill = function fill(value /* , start = 0, end = @length */) {
+      var O = toObject(this);
+      var length = toLength(O.length);
+      var argumentsLength = arguments.length;
+      var index = toAbsoluteIndex(argumentsLength > 1 ? arguments[1] : undefined, length);
+      var end = argumentsLength > 2 ? arguments[2] : undefined;
+      var endPos = end === undefined ? length : toAbsoluteIndex(end, length);
+      while (endPos > index) { O[index++] = value; }
+      return O;
+    };
+
+    // `Array.prototype.fill` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.fill
+    _export({ target: 'Array', proto: true }, {
+      fill: arrayFill
+    });
+
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+    addToUnscopables('fill');
+
+    var $filter = arrayIteration.filter;
+
+
+
+    var HAS_SPECIES_SUPPORT = arrayMethodHasSpeciesSupport('filter');
+    // Edge 14- issue
+    var USES_TO_LENGTH$1 = arrayMethodUsesToLength('filter');
+
+    // `Array.prototype.filter` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.filter
+    // with adding support of @@species
+    _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT || !USES_TO_LENGTH$1 }, {
+      filter: function filter(callbackfn /* , thisArg */) {
+        return $filter(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    var $find = arrayIteration.find;
+
+
+
+    var FIND = 'find';
+    var SKIPS_HOLES = true;
+
+    var USES_TO_LENGTH$2 = arrayMethodUsesToLength(FIND);
+
+    // Shouldn't skip holes
+    if (FIND in []) { Array(1)[FIND](function () { SKIPS_HOLES = false; }); }
+
+    // `Array.prototype.find` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.find
+    _export({ target: 'Array', proto: true, forced: SKIPS_HOLES || !USES_TO_LENGTH$2 }, {
+      find: function find(callbackfn /* , that = undefined */) {
+        return $find(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+    addToUnscopables(FIND);
+
+    var $findIndex = arrayIteration.findIndex;
+
+
+
+    var FIND_INDEX = 'findIndex';
+    var SKIPS_HOLES$1 = true;
+
+    var USES_TO_LENGTH$3 = arrayMethodUsesToLength(FIND_INDEX);
+
+    // Shouldn't skip holes
+    if (FIND_INDEX in []) { Array(1)[FIND_INDEX](function () { SKIPS_HOLES$1 = false; }); }
+
+    // `Array.prototype.findIndex` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.findindex
+    _export({ target: 'Array', proto: true, forced: SKIPS_HOLES$1 || !USES_TO_LENGTH$3 }, {
+      findIndex: function findIndex(callbackfn /* , that = undefined */) {
+        return $findIndex(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+    addToUnscopables(FIND_INDEX);
+
+    // `FlattenIntoArray` abstract operation
+    // https://tc39.github.io/proposal-flatMap/#sec-FlattenIntoArray
+    var flattenIntoArray = function (target, original, source, sourceLen, start, depth, mapper, thisArg) {
+      var targetIndex = start;
+      var sourceIndex = 0;
+      var mapFn = mapper ? functionBindContext(mapper, thisArg, 3) : false;
+      var element;
+
+      while (sourceIndex < sourceLen) {
+        if (sourceIndex in source) {
+          element = mapFn ? mapFn(source[sourceIndex], sourceIndex, original) : source[sourceIndex];
+
+          if (depth > 0 && isArray(element)) {
+            targetIndex = flattenIntoArray(target, original, element, toLength(element.length), targetIndex, depth - 1) - 1;
+          } else {
+            if (targetIndex >= 0x1FFFFFFFFFFFFF) { throw TypeError('Exceed the acceptable array length'); }
+            target[targetIndex] = element;
+          }
+
+          targetIndex++;
+        }
+        sourceIndex++;
+      }
+      return targetIndex;
+    };
+
+    var flattenIntoArray_1 = flattenIntoArray;
+
+    // `Array.prototype.flat` method
+    // https://github.com/tc39/proposal-flatMap
+    _export({ target: 'Array', proto: true }, {
+      flat: function flat(/* depthArg = 1 */) {
+        var depthArg = arguments.length ? arguments[0] : undefined;
+        var O = toObject(this);
+        var sourceLen = toLength(O.length);
+        var A = arraySpeciesCreate(O, 0);
+        A.length = flattenIntoArray_1(A, O, O, sourceLen, 0, depthArg === undefined ? 1 : toInteger(depthArg));
+        return A;
+      }
+    });
+
+    // `Array.prototype.flatMap` method
+    // https://github.com/tc39/proposal-flatMap
+    _export({ target: 'Array', proto: true }, {
+      flatMap: function flatMap(callbackfn /* , thisArg */) {
+        var O = toObject(this);
+        var sourceLen = toLength(O.length);
+        var A;
+        aFunction$1(callbackfn);
+        A = arraySpeciesCreate(O, 0);
+        A.length = flattenIntoArray_1(A, O, O, sourceLen, 0, 1, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+        return A;
+      }
+    });
+
+    var $forEach$1 = arrayIteration.forEach;
+
+
+
+    var STRICT_METHOD$1 = arrayMethodIsStrict('forEach');
+    var USES_TO_LENGTH$4 = arrayMethodUsesToLength('forEach');
+
+    // `Array.prototype.forEach` method implementation
+    // https://tc39.github.io/ecma262/#sec-array.prototype.foreach
+    var arrayForEach = (!STRICT_METHOD$1 || !USES_TO_LENGTH$4) ? function forEach(callbackfn /* , thisArg */) {
+      return $forEach$1(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+    } : [].forEach;
+
+    // `Array.prototype.forEach` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.foreach
+    _export({ target: 'Array', proto: true, forced: [].forEach != arrayForEach }, {
+      forEach: arrayForEach
+    });
+
+    var $includes = arrayIncludes.includes;
+
+
+
+    var USES_TO_LENGTH$5 = arrayMethodUsesToLength('indexOf', { ACCESSORS: true, 1: 0 });
+
+    // `Array.prototype.includes` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.includes
+    _export({ target: 'Array', proto: true, forced: !USES_TO_LENGTH$5 }, {
+      includes: function includes(el /* , fromIndex = 0 */) {
+        return $includes(this, el, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+    addToUnscopables('includes');
+
+    var $indexOf = arrayIncludes.indexOf;
+
+
+
+    var nativeIndexOf = [].indexOf;
+
+    var NEGATIVE_ZERO = !!nativeIndexOf && 1 / [1].indexOf(1, -0) < 0;
+    var STRICT_METHOD$2 = arrayMethodIsStrict('indexOf');
+    var USES_TO_LENGTH$6 = arrayMethodUsesToLength('indexOf', { ACCESSORS: true, 1: 0 });
+
+    // `Array.prototype.indexOf` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.indexof
+    _export({ target: 'Array', proto: true, forced: NEGATIVE_ZERO || !STRICT_METHOD$2 || !USES_TO_LENGTH$6 }, {
+      indexOf: function indexOf(searchElement /* , fromIndex = 0 */) {
+        return NEGATIVE_ZERO
+          // convert -0 to +0
+          ? nativeIndexOf.apply(this, arguments) || 0
+          : $indexOf(this, searchElement, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    var nativeJoin = [].join;
+
+    var ES3_STRINGS = indexedObject != Object;
+    var STRICT_METHOD$3 = arrayMethodIsStrict('join', ',');
+
+    // `Array.prototype.join` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.join
+    _export({ target: 'Array', proto: true, forced: ES3_STRINGS || !STRICT_METHOD$3 }, {
+      join: function join(separator) {
+        return nativeJoin.call(toIndexedObject(this), separator === undefined ? ',' : separator);
+      }
+    });
+
+    var min$3 = Math.min;
+    var nativeLastIndexOf = [].lastIndexOf;
+    var NEGATIVE_ZERO$1 = !!nativeLastIndexOf && 1 / [1].lastIndexOf(1, -0) < 0;
+    var STRICT_METHOD$4 = arrayMethodIsStrict('lastIndexOf');
+    // For preventing possible almost infinite loop in non-standard implementations, test the forward version of the method
+    var USES_TO_LENGTH$7 = arrayMethodUsesToLength('indexOf', { ACCESSORS: true, 1: 0 });
+    var FORCED$2 = NEGATIVE_ZERO$1 || !STRICT_METHOD$4 || !USES_TO_LENGTH$7;
+
+    // `Array.prototype.lastIndexOf` method implementation
+    // https://tc39.github.io/ecma262/#sec-array.prototype.lastindexof
+    var arrayLastIndexOf = FORCED$2 ? function lastIndexOf(searchElement /* , fromIndex = @[*-1] */) {
+      // convert -0 to +0
+      if (NEGATIVE_ZERO$1) { return nativeLastIndexOf.apply(this, arguments) || 0; }
+      var O = toIndexedObject(this);
+      var length = toLength(O.length);
+      var index = length - 1;
+      if (arguments.length > 1) { index = min$3(index, toInteger(arguments[1])); }
+      if (index < 0) { index = length + index; }
+      for (;index >= 0; index--) { if (index in O && O[index] === searchElement) { return index || 0; } }
+      return -1;
+    } : nativeLastIndexOf;
+
+    // `Array.prototype.lastIndexOf` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.lastindexof
+    _export({ target: 'Array', proto: true, forced: arrayLastIndexOf !== [].lastIndexOf }, {
+      lastIndexOf: arrayLastIndexOf
+    });
+
+    var $map = arrayIteration.map;
+
+
+
+    var HAS_SPECIES_SUPPORT$1 = arrayMethodHasSpeciesSupport('map');
+    // FF49- issue
+    var USES_TO_LENGTH$8 = arrayMethodUsesToLength('map');
+
+    // `Array.prototype.map` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.map
+    // with adding support of @@species
+    _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$1 || !USES_TO_LENGTH$8 }, {
+      map: function map(callbackfn /* , thisArg */) {
+        return $map(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    // `Array.prototype.{ reduce, reduceRight }` methods implementation
+    var createMethod$3 = function (IS_RIGHT) {
+      return function (that, callbackfn, argumentsLength, memo) {
+        aFunction$1(callbackfn);
+        var O = toObject(that);
+        var self = indexedObject(O);
+        var length = toLength(O.length);
+        var index = IS_RIGHT ? length - 1 : 0;
+        var i = IS_RIGHT ? -1 : 1;
+        if (argumentsLength < 2) { while (true) {
+          if (index in self) {
+            memo = self[index];
+            index += i;
+            break;
+          }
+          index += i;
+          if (IS_RIGHT ? index < 0 : length <= index) {
+            throw TypeError('Reduce of empty array with no initial value');
+          }
+        } }
+        for (;IS_RIGHT ? index >= 0 : length > index; index += i) { if (index in self) {
+          memo = callbackfn(memo, self[index], index, O);
+        } }
+        return memo;
+      };
+    };
+
+    var arrayReduce = {
+      // `Array.prototype.reduce` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.reduce
+      left: createMethod$3(false),
+      // `Array.prototype.reduceRight` method
+      // https://tc39.github.io/ecma262/#sec-array.prototype.reduceright
+      right: createMethod$3(true)
+    };
+
+    var $reduce = arrayReduce.left;
+
+
+
+    var STRICT_METHOD$5 = arrayMethodIsStrict('reduce');
+    var USES_TO_LENGTH$9 = arrayMethodUsesToLength('reduce', { 1: 0 });
+
+    // `Array.prototype.reduce` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.reduce
+    _export({ target: 'Array', proto: true, forced: !STRICT_METHOD$5 || !USES_TO_LENGTH$9 }, {
+      reduce: function reduce(callbackfn /* , initialValue */) {
+        return $reduce(this, callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    var $reduceRight = arrayReduce.right;
+
+
+
+    var STRICT_METHOD$6 = arrayMethodIsStrict('reduceRight');
+    // For preventing possible almost infinite loop in non-standard implementations, test the forward version of the method
+    var USES_TO_LENGTH$a = arrayMethodUsesToLength('reduce', { 1: 0 });
+
+    // `Array.prototype.reduceRight` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.reduceright
+    _export({ target: 'Array', proto: true, forced: !STRICT_METHOD$6 || !USES_TO_LENGTH$a }, {
+      reduceRight: function reduceRight(callbackfn /* , initialValue */) {
+        return $reduceRight(this, callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    var nativeReverse = [].reverse;
+    var test$1 = [1, 2];
+
+    // `Array.prototype.reverse` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.reverse
+    // fix for Safari 12.0 bug
+    // https://bugs.webkit.org/show_bug.cgi?id=188794
+    _export({ target: 'Array', proto: true, forced: String(test$1) === String(test$1.reverse()) }, {
+      reverse: function reverse() {
+        // eslint-disable-next-line no-self-assign
+        if (isArray(this)) { this.length = this.length; }
+        return nativeReverse.call(this);
+      }
+    });
+
+    var HAS_SPECIES_SUPPORT$2 = arrayMethodHasSpeciesSupport('slice');
+    var USES_TO_LENGTH$b = arrayMethodUsesToLength('slice', { ACCESSORS: true, 0: 0, 1: 2 });
+
+    var SPECIES$2 = wellKnownSymbol('species');
+    var nativeSlice = [].slice;
+    var max$1 = Math.max;
+
+    // `Array.prototype.slice` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.slice
+    // fallback for not array-like ES3 strings and DOM objects
+    _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$2 || !USES_TO_LENGTH$b }, {
+      slice: function slice(start, end) {
+        var O = toIndexedObject(this);
+        var length = toLength(O.length);
+        var k = toAbsoluteIndex(start, length);
+        var fin = toAbsoluteIndex(end === undefined ? length : end, length);
+        // inline `ArraySpeciesCreate` for usage native `Array#slice` where it's possible
+        var Constructor, result, n;
+        if (isArray(O)) {
+          Constructor = O.constructor;
+          // cross-realm fallback
+          if (typeof Constructor == 'function' && (Constructor === Array || isArray(Constructor.prototype))) {
+            Constructor = undefined;
+          } else if (isObject(Constructor)) {
+            Constructor = Constructor[SPECIES$2];
+            if (Constructor === null) { Constructor = undefined; }
+          }
+          if (Constructor === Array || Constructor === undefined) {
+            return nativeSlice.call(O, k, fin);
+          }
+        }
+        result = new (Constructor === undefined ? Array : Constructor)(max$1(fin - k, 0));
+        for (n = 0; k < fin; k++, n++) { if (k in O) { createProperty(result, n, O[k]); } }
+        result.length = n;
+        return result;
+      }
+    });
+
+    var $some = arrayIteration.some;
+
+
+
+    var STRICT_METHOD$7 = arrayMethodIsStrict('some');
+    var USES_TO_LENGTH$c = arrayMethodUsesToLength('some');
+
+    // `Array.prototype.some` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.some
+    _export({ target: 'Array', proto: true, forced: !STRICT_METHOD$7 || !USES_TO_LENGTH$c }, {
+      some: function some(callbackfn /* , thisArg */) {
+        return $some(this, callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    var test$2 = [];
+    var nativeSort = test$2.sort;
+
+    // IE8-
+    var FAILS_ON_UNDEFINED = fails(function () {
+      test$2.sort(undefined);
+    });
+    // V8 bug
+    var FAILS_ON_NULL = fails(function () {
+      test$2.sort(null);
+    });
+    // Old WebKit
+    var STRICT_METHOD$8 = arrayMethodIsStrict('sort');
+
+    var FORCED$3 = FAILS_ON_UNDEFINED || !FAILS_ON_NULL || !STRICT_METHOD$8;
+
+    // `Array.prototype.sort` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.sort
+    _export({ target: 'Array', proto: true, forced: FORCED$3 }, {
+      sort: function sort(comparefn) {
+        return comparefn === undefined
+          ? nativeSort.call(toObject(this))
+          : nativeSort.call(toObject(this), aFunction$1(comparefn));
+      }
+    });
+
+    var HAS_SPECIES_SUPPORT$3 = arrayMethodHasSpeciesSupport('splice');
+    var USES_TO_LENGTH$d = arrayMethodUsesToLength('splice', { ACCESSORS: true, 0: 0, 1: 2 });
+
+    var max$2 = Math.max;
+    var min$4 = Math.min;
+    var MAX_SAFE_INTEGER$1 = 0x1FFFFFFFFFFFFF;
+    var MAXIMUM_ALLOWED_LENGTH_EXCEEDED = 'Maximum allowed length exceeded';
+
+    // `Array.prototype.splice` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.splice
+    // with adding support of @@species
+    _export({ target: 'Array', proto: true, forced: !HAS_SPECIES_SUPPORT$3 || !USES_TO_LENGTH$d }, {
+      splice: function splice(start, deleteCount /* , ...items */) {
+        var arguments$1 = arguments;
+
+        var O = toObject(this);
+        var len = toLength(O.length);
+        var actualStart = toAbsoluteIndex(start, len);
+        var argumentsLength = arguments.length;
+        var insertCount, actualDeleteCount, A, k, from, to;
+        if (argumentsLength === 0) {
+          insertCount = actualDeleteCount = 0;
+        } else if (argumentsLength === 1) {
+          insertCount = 0;
+          actualDeleteCount = len - actualStart;
+        } else {
+          insertCount = argumentsLength - 2;
+          actualDeleteCount = min$4(max$2(toInteger(deleteCount), 0), len - actualStart);
+        }
+        if (len + insertCount - actualDeleteCount > MAX_SAFE_INTEGER$1) {
+          throw TypeError(MAXIMUM_ALLOWED_LENGTH_EXCEEDED);
+        }
+        A = arraySpeciesCreate(O, actualDeleteCount);
+        for (k = 0; k < actualDeleteCount; k++) {
+          from = actualStart + k;
+          if (from in O) { createProperty(A, k, O[from]); }
+        }
+        A.length = actualDeleteCount;
+        if (insertCount < actualDeleteCount) {
+          for (k = actualStart; k < len - actualDeleteCount; k++) {
+            from = k + actualDeleteCount;
+            to = k + insertCount;
+            if (from in O) { O[to] = O[from]; }
+            else { delete O[to]; }
+          }
+          for (k = len; k > len - actualDeleteCount + insertCount; k--) { delete O[k - 1]; }
+        } else if (insertCount > actualDeleteCount) {
+          for (k = len - actualDeleteCount; k > actualStart; k--) {
+            from = k + actualDeleteCount - 1;
+            to = k + insertCount - 1;
+            if (from in O) { O[to] = O[from]; }
+            else { delete O[to]; }
+          }
+        }
+        for (k = 0; k < insertCount; k++) {
+          O[k + actualStart] = arguments$1[k + 2];
+        }
+        O.length = len - actualDeleteCount + insertCount;
+        return A;
+      }
+    });
+
+    var SPECIES$3 = wellKnownSymbol('species');
+
+    var setSpecies = function (CONSTRUCTOR_NAME) {
+      var Constructor = getBuiltIn(CONSTRUCTOR_NAME);
+      var defineProperty = objectDefineProperty.f;
+
+      if (descriptors && Constructor && !Constructor[SPECIES$3]) {
+        defineProperty(Constructor, SPECIES$3, {
+          configurable: true,
+          get: function () { return this; }
+        });
+      }
+    };
+
+    // `Array[@@species]` getter
+    // https://tc39.github.io/ecma262/#sec-get-array-@@species
+    setSpecies('Array');
+
+    // this method was added to unscopables after implementation
+    // in popular engines, so it's moved to a separate module
+
+
+    addToUnscopables('flat');
+
+    // this method was added to unscopables after implementation
+    // in popular engines, so it's moved to a separate module
+
+
+    addToUnscopables('flatMap');
+
+    var ITERATOR$3 = wellKnownSymbol('iterator');
+    var BUGGY_SAFARI_ITERATORS = false;
+
+    var returnThis = function () { return this; };
+
+    // `%IteratorPrototype%` object
+    // https://tc39.github.io/ecma262/#sec-%iteratorprototype%-object
+    var IteratorPrototype, PrototypeOfArrayIteratorPrototype, arrayIterator;
+
+    if ([].keys) {
+      arrayIterator = [].keys();
+      // Safari 8 has buggy iterators w/o `next`
+      if (!('next' in arrayIterator)) { BUGGY_SAFARI_ITERATORS = true; }
+      else {
+        PrototypeOfArrayIteratorPrototype = objectGetPrototypeOf(objectGetPrototypeOf(arrayIterator));
+        if (PrototypeOfArrayIteratorPrototype !== Object.prototype) { IteratorPrototype = PrototypeOfArrayIteratorPrototype; }
+      }
+    }
+
+    if (IteratorPrototype == undefined) { IteratorPrototype = {}; }
+
+    // 25.1.2.1.1 %IteratorPrototype%[@@iterator]()
+    if ( !has(IteratorPrototype, ITERATOR$3)) {
+      createNonEnumerableProperty(IteratorPrototype, ITERATOR$3, returnThis);
+    }
+
+    var iteratorsCore = {
+      IteratorPrototype: IteratorPrototype,
+      BUGGY_SAFARI_ITERATORS: BUGGY_SAFARI_ITERATORS
+    };
+
+    var IteratorPrototype$1 = iteratorsCore.IteratorPrototype;
+
+
+
+
+
+    var returnThis$1 = function () { return this; };
+
+    var createIteratorConstructor = function (IteratorConstructor, NAME, next) {
+      var TO_STRING_TAG = NAME + ' Iterator';
+      IteratorConstructor.prototype = objectCreate(IteratorPrototype$1, { next: createPropertyDescriptor(1, next) });
+      setToStringTag(IteratorConstructor, TO_STRING_TAG, false);
+      iterators[TO_STRING_TAG] = returnThis$1;
+      return IteratorConstructor;
+    };
+
+    var IteratorPrototype$2 = iteratorsCore.IteratorPrototype;
+    var BUGGY_SAFARI_ITERATORS$1 = iteratorsCore.BUGGY_SAFARI_ITERATORS;
+    var ITERATOR$4 = wellKnownSymbol('iterator');
+    var KEYS = 'keys';
+    var VALUES = 'values';
+    var ENTRIES = 'entries';
+
+    var returnThis$2 = function () { return this; };
+
+    var defineIterator = function (Iterable, NAME, IteratorConstructor, next, DEFAULT, IS_SET, FORCED) {
+      createIteratorConstructor(IteratorConstructor, NAME, next);
+
+      var getIterationMethod = function (KIND) {
+        if (KIND === DEFAULT && defaultIterator) { return defaultIterator; }
+        if (!BUGGY_SAFARI_ITERATORS$1 && KIND in IterablePrototype) { return IterablePrototype[KIND]; }
+        switch (KIND) {
+          case KEYS: return function keys() { return new IteratorConstructor(this, KIND); };
+          case VALUES: return function values() { return new IteratorConstructor(this, KIND); };
+          case ENTRIES: return function entries() { return new IteratorConstructor(this, KIND); };
+        } return function () { return new IteratorConstructor(this); };
+      };
+
+      var TO_STRING_TAG = NAME + ' Iterator';
+      var INCORRECT_VALUES_NAME = false;
+      var IterablePrototype = Iterable.prototype;
+      var nativeIterator = IterablePrototype[ITERATOR$4]
+        || IterablePrototype['@@iterator']
+        || DEFAULT && IterablePrototype[DEFAULT];
+      var defaultIterator = !BUGGY_SAFARI_ITERATORS$1 && nativeIterator || getIterationMethod(DEFAULT);
+      var anyNativeIterator = NAME == 'Array' ? IterablePrototype.entries || nativeIterator : nativeIterator;
+      var CurrentIteratorPrototype, methods, KEY;
+
+      // fix native
+      if (anyNativeIterator) {
+        CurrentIteratorPrototype = objectGetPrototypeOf(anyNativeIterator.call(new Iterable()));
+        if (IteratorPrototype$2 !== Object.prototype && CurrentIteratorPrototype.next) {
+          if ( objectGetPrototypeOf(CurrentIteratorPrototype) !== IteratorPrototype$2) {
+            if (objectSetPrototypeOf) {
+              objectSetPrototypeOf(CurrentIteratorPrototype, IteratorPrototype$2);
+            } else if (typeof CurrentIteratorPrototype[ITERATOR$4] != 'function') {
+              createNonEnumerableProperty(CurrentIteratorPrototype, ITERATOR$4, returnThis$2);
+            }
+          }
+          // Set @@toStringTag to native iterators
+          setToStringTag(CurrentIteratorPrototype, TO_STRING_TAG, true);
+        }
+      }
+
+      // fix Array#{values, @@iterator}.name in V8 / FF
+      if (DEFAULT == VALUES && nativeIterator && nativeIterator.name !== VALUES) {
+        INCORRECT_VALUES_NAME = true;
+        defaultIterator = function values() { return nativeIterator.call(this); };
+      }
+
+      // define iterator
+      if ( IterablePrototype[ITERATOR$4] !== defaultIterator) {
+        createNonEnumerableProperty(IterablePrototype, ITERATOR$4, defaultIterator);
+      }
+      iterators[NAME] = defaultIterator;
+
+      // export additional methods
+      if (DEFAULT) {
+        methods = {
+          values: getIterationMethod(VALUES),
+          keys: IS_SET ? defaultIterator : getIterationMethod(KEYS),
+          entries: getIterationMethod(ENTRIES)
+        };
+        if (FORCED) { for (KEY in methods) {
+          if (BUGGY_SAFARI_ITERATORS$1 || INCORRECT_VALUES_NAME || !(KEY in IterablePrototype)) {
+            redefine(IterablePrototype, KEY, methods[KEY]);
+          }
+        } } else { _export({ target: NAME, proto: true, forced: BUGGY_SAFARI_ITERATORS$1 || INCORRECT_VALUES_NAME }, methods); }
+      }
+
+      return methods;
+    };
+
+    var ARRAY_ITERATOR = 'Array Iterator';
+    var setInternalState$1 = internalState.set;
+    var getInternalState$1 = internalState.getterFor(ARRAY_ITERATOR);
+
+    // `Array.prototype.entries` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.entries
+    // `Array.prototype.keys` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.keys
+    // `Array.prototype.values` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype.values
+    // `Array.prototype[@@iterator]` method
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@iterator
+    // `CreateArrayIterator` internal method
+    // https://tc39.github.io/ecma262/#sec-createarrayiterator
+    var es_array_iterator = defineIterator(Array, 'Array', function (iterated, kind) {
+      setInternalState$1(this, {
+        type: ARRAY_ITERATOR,
+        target: toIndexedObject(iterated), // target
+        index: 0,                          // next index
+        kind: kind                         // kind
+      });
+    // `%ArrayIteratorPrototype%.next` method
+    // https://tc39.github.io/ecma262/#sec-%arrayiteratorprototype%.next
+    }, function () {
+      var state = getInternalState$1(this);
+      var target = state.target;
+      var kind = state.kind;
+      var index = state.index++;
+      if (!target || index >= target.length) {
+        state.target = undefined;
+        return { value: undefined, done: true };
+      }
+      if (kind == 'keys') { return { value: index, done: false }; }
+      if (kind == 'values') { return { value: target[index], done: false }; }
+      return { value: [index, target[index]], done: false };
+    }, 'values');
+
+    // argumentsList[@@iterator] is %ArrayProto_values%
+    // https://tc39.github.io/ecma262/#sec-createunmappedargumentsobject
+    // https://tc39.github.io/ecma262/#sec-createmappedargumentsobject
+    iterators.Arguments = iterators.Array;
+
+    // https://tc39.github.io/ecma262/#sec-array.prototype-@@unscopables
+    addToUnscopables('keys');
+    addToUnscopables('values');
+    addToUnscopables('entries');
+
+    var fromCharCode = String.fromCharCode;
+    var nativeFromCodePoint = String.fromCodePoint;
+
+    // length should be 1, old FF problem
+    var INCORRECT_LENGTH = !!nativeFromCodePoint && nativeFromCodePoint.length != 1;
+
+    // `String.fromCodePoint` method
+    // https://tc39.github.io/ecma262/#sec-string.fromcodepoint
+    _export({ target: 'String', stat: true, forced: INCORRECT_LENGTH }, {
+      fromCodePoint: function fromCodePoint(x) {
+        var arguments$1 = arguments;
+     // eslint-disable-line no-unused-vars
+        var elements = [];
+        var length = arguments.length;
+        var i = 0;
+        var code;
+        while (length > i) {
+          code = +arguments$1[i++];
+          if (toAbsoluteIndex(code, 0x10FFFF) !== code) { throw RangeError(code + ' is not a valid code point'); }
+          elements.push(code < 0x10000
+            ? fromCharCode(code)
+            : fromCharCode(((code -= 0x10000) >> 10) + 0xD800, code % 0x400 + 0xDC00)
+          );
+        } return elements.join('');
+      }
+    });
+
+    // `String.raw` method
+    // https://tc39.github.io/ecma262/#sec-string.raw
+    _export({ target: 'String', stat: true }, {
+      raw: function raw(template) {
+        var arguments$1 = arguments;
+
+        var rawTemplate = toIndexedObject(template.raw);
+        var literalSegments = toLength(rawTemplate.length);
+        var argumentsLength = arguments.length;
+        var elements = [];
+        var i = 0;
+        while (literalSegments > i) {
+          elements.push(String(rawTemplate[i++]));
+          if (i < argumentsLength) { elements.push(String(arguments$1[i])); }
+        } return elements.join('');
+      }
+    });
+
+    // `String.prototype.{ codePointAt, at }` methods implementation
+    var createMethod$4 = function (CONVERT_TO_STRING) {
+      return function ($this, pos) {
+        var S = String(requireObjectCoercible($this));
+        var position = toInteger(pos);
+        var size = S.length;
+        var first, second;
+        if (position < 0 || position >= size) { return CONVERT_TO_STRING ? '' : undefined; }
+        first = S.charCodeAt(position);
+        return first < 0xD800 || first > 0xDBFF || position + 1 === size
+          || (second = S.charCodeAt(position + 1)) < 0xDC00 || second > 0xDFFF
+            ? CONVERT_TO_STRING ? S.charAt(position) : first
+            : CONVERT_TO_STRING ? S.slice(position, position + 2) : (first - 0xD800 << 10) + (second - 0xDC00) + 0x10000;
+      };
+    };
+
+    var stringMultibyte = {
+      // `String.prototype.codePointAt` method
+      // https://tc39.github.io/ecma262/#sec-string.prototype.codepointat
+      codeAt: createMethod$4(false),
+      // `String.prototype.at` method
+      // https://github.com/mathiasbynens/String.prototype.at
+      charAt: createMethod$4(true)
+    };
+
+    var codeAt = stringMultibyte.codeAt;
+
+    // `String.prototype.codePointAt` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.codepointat
+    _export({ target: 'String', proto: true }, {
+      codePointAt: function codePointAt(pos) {
+        return codeAt(this, pos);
+      }
+    });
+
+    var MATCH = wellKnownSymbol('match');
+
+    // `IsRegExp` abstract operation
+    // https://tc39.github.io/ecma262/#sec-isregexp
+    var isRegexp = function (it) {
+      var isRegExp;
+      return isObject(it) && ((isRegExp = it[MATCH]) !== undefined ? !!isRegExp : classofRaw(it) == 'RegExp');
+    };
+
+    var notARegexp = function (it) {
+      if (isRegexp(it)) {
+        throw TypeError("The method doesn't accept regular expressions");
+      } return it;
+    };
+
+    var MATCH$1 = wellKnownSymbol('match');
+
+    var correctIsRegexpLogic = function (METHOD_NAME) {
+      var regexp = /./;
+      try {
+        '/./'[METHOD_NAME](regexp);
+      } catch (e) {
+        try {
+          regexp[MATCH$1] = false;
+          return '/./'[METHOD_NAME](regexp);
+        } catch (f) { /* empty */ }
+      } return false;
+    };
+
+    var getOwnPropertyDescriptor$4 = objectGetOwnPropertyDescriptor.f;
+
+
+
+
+
+
+    var nativeEndsWith = ''.endsWith;
+    var min$5 = Math.min;
+
+    var CORRECT_IS_REGEXP_LOGIC = correctIsRegexpLogic('endsWith');
+    // https://github.com/zloirock/core-js/pull/702
+    var MDN_POLYFILL_BUG =  !CORRECT_IS_REGEXP_LOGIC && !!function () {
+      var descriptor = getOwnPropertyDescriptor$4(String.prototype, 'endsWith');
+      return descriptor && !descriptor.writable;
+    }();
+
+    // `String.prototype.endsWith` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.endswith
+    _export({ target: 'String', proto: true, forced: !MDN_POLYFILL_BUG && !CORRECT_IS_REGEXP_LOGIC }, {
+      endsWith: function endsWith(searchString /* , endPosition = @length */) {
+        var that = String(requireObjectCoercible(this));
+        notARegexp(searchString);
+        var endPosition = arguments.length > 1 ? arguments[1] : undefined;
+        var len = toLength(that.length);
+        var end = endPosition === undefined ? len : min$5(toLength(endPosition), len);
+        var search = String(searchString);
+        return nativeEndsWith
+          ? nativeEndsWith.call(that, search, end)
+          : that.slice(end - search.length, end) === search;
+      }
+    });
+
+    // `String.prototype.includes` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.includes
+    _export({ target: 'String', proto: true, forced: !correctIsRegexpLogic('includes') }, {
+      includes: function includes(searchString /* , position = 0 */) {
+        return !!~String(requireObjectCoercible(this))
+          .indexOf(notARegexp(searchString), arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    // `RegExp.prototype.flags` getter implementation
+    // https://tc39.github.io/ecma262/#sec-get-regexp.prototype.flags
+    var regexpFlags = function () {
+      var that = anObject(this);
+      var result = '';
+      if (that.global) { result += 'g'; }
+      if (that.ignoreCase) { result += 'i'; }
+      if (that.multiline) { result += 'm'; }
+      if (that.dotAll) { result += 's'; }
+      if (that.unicode) { result += 'u'; }
+      if (that.sticky) { result += 'y'; }
+      return result;
+    };
+
+    // babel-minify transpiles RegExp('a', 'y') -> /a/y and it causes SyntaxError,
+    // so we use an intermediate function.
+    function RE(s, f) {
+      return RegExp(s, f);
+    }
+
+    var UNSUPPORTED_Y = fails(function () {
+      // babel-minify transpiles RegExp('a', 'y') -> /a/y and it causes SyntaxError
+      var re = RE('a', 'y');
+      re.lastIndex = 2;
+      return re.exec('abcd') != null;
+    });
+
+    var BROKEN_CARET = fails(function () {
+      // https://bugzilla.mozilla.org/show_bug.cgi?id=773687
+      var re = RE('^r', 'gy');
+      re.lastIndex = 2;
+      return re.exec('str') != null;
+    });
+
+    var regexpStickyHelpers = {
+    	UNSUPPORTED_Y: UNSUPPORTED_Y,
+    	BROKEN_CARET: BROKEN_CARET
+    };
+
+    var nativeExec = RegExp.prototype.exec;
+    // This always refers to the native implementation, because the
+    // String#replace polyfill uses ./fix-regexp-well-known-symbol-logic.js,
+    // which loads this file before patching the method.
+    var nativeReplace = String.prototype.replace;
+
+    var patchedExec = nativeExec;
+
+    var UPDATES_LAST_INDEX_WRONG = (function () {
+      var re1 = /a/;
+      var re2 = /b*/g;
+      nativeExec.call(re1, 'a');
+      nativeExec.call(re2, 'a');
+      return re1.lastIndex !== 0 || re2.lastIndex !== 0;
+    })();
+
+    var UNSUPPORTED_Y$1 = regexpStickyHelpers.UNSUPPORTED_Y || regexpStickyHelpers.BROKEN_CARET;
+
+    // nonparticipating capturing group, copied from es5-shim's String#split patch.
+    var NPCG_INCLUDED = /()??/.exec('')[1] !== undefined;
+
+    var PATCH = UPDATES_LAST_INDEX_WRONG || NPCG_INCLUDED || UNSUPPORTED_Y$1;
+
+    if (PATCH) {
+      patchedExec = function exec(str) {
+        var re = this;
+        var lastIndex, reCopy, match, i;
+        var sticky = UNSUPPORTED_Y$1 && re.sticky;
+        var flags = regexpFlags.call(re);
+        var source = re.source;
+        var charsAdded = 0;
+        var strCopy = str;
+
+        if (sticky) {
+          flags = flags.replace('y', '');
+          if (flags.indexOf('g') === -1) {
+            flags += 'g';
+          }
+
+          strCopy = String(str).slice(re.lastIndex);
+          // Support anchored sticky behavior.
+          if (re.lastIndex > 0 && (!re.multiline || re.multiline && str[re.lastIndex - 1] !== '\n')) {
+            source = '(?: ' + source + ')';
+            strCopy = ' ' + strCopy;
+            charsAdded++;
+          }
+          // ^(? + rx + ) is needed, in combination with some str slicing, to
+          // simulate the 'y' flag.
+          reCopy = new RegExp('^(?:' + source + ')', flags);
+        }
+
+        if (NPCG_INCLUDED) {
+          reCopy = new RegExp('^' + source + '$(?!\\s)', flags);
+        }
+        if (UPDATES_LAST_INDEX_WRONG) { lastIndex = re.lastIndex; }
+
+        match = nativeExec.call(sticky ? reCopy : re, strCopy);
+
+        if (sticky) {
+          if (match) {
+            match.input = match.input.slice(charsAdded);
+            match[0] = match[0].slice(charsAdded);
+            match.index = re.lastIndex;
+            re.lastIndex += match[0].length;
+          } else { re.lastIndex = 0; }
+        } else if (UPDATES_LAST_INDEX_WRONG && match) {
+          re.lastIndex = re.global ? match.index + match[0].length : lastIndex;
+        }
+        if (NPCG_INCLUDED && match && match.length > 1) {
+          // Fix browsers whose `exec` methods don't consistently return `undefined`
+          // for NPCG, like IE8. NOTE: This doesn' work for /(.?)?/
+          nativeReplace.call(match[0], reCopy, function () {
+            var arguments$1 = arguments;
+
+            for (i = 1; i < arguments.length - 2; i++) {
+              if (arguments$1[i] === undefined) { match[i] = undefined; }
+            }
+          });
+        }
+
+        return match;
+      };
+    }
+
+    var regexpExec = patchedExec;
+
+    _export({ target: 'RegExp', proto: true, forced: /./.exec !== regexpExec }, {
+      exec: regexpExec
+    });
+
+    // TODO: Remove from `core-js@4` since it's moved to entry points
+
+
+
+
+
+
+
+    var SPECIES$4 = wellKnownSymbol('species');
+
+    var REPLACE_SUPPORTS_NAMED_GROUPS = !fails(function () {
+      // #replace needs built-in support for named groups.
+      // #match works fine because it just return the exec results, even if it has
+      // a "grops" property.
+      var re = /./;
+      re.exec = function () {
+        var result = [];
+        result.groups = { a: '7' };
+        return result;
+      };
+      return ''.replace(re, '$<a>') !== '7';
+    });
+
+    // IE <= 11 replaces $0 with the whole match, as if it was $&
+    // https://stackoverflow.com/questions/6024666/getting-ie-to-replace-a-regex-with-the-literal-string-0
+    var REPLACE_KEEPS_$0 = (function () {
+      return 'a'.replace(/./, '$0') === '$0';
+    })();
+
+    var REPLACE = wellKnownSymbol('replace');
+    // Safari <= 13.0.3(?) substitutes nth capture where n>m with an empty string
+    var REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE = (function () {
+      if (/./[REPLACE]) {
+        return /./[REPLACE]('a', '$0') === '';
+      }
+      return false;
+    })();
+
+    // Chrome 51 has a buggy "split" implementation when RegExp#exec !== nativeExec
+    // Weex JS has frozen built-in prototypes, so use try / catch wrapper
+    var SPLIT_WORKS_WITH_OVERWRITTEN_EXEC = !fails(function () {
+      var re = /(?:)/;
+      var originalExec = re.exec;
+      re.exec = function () { return originalExec.apply(this, arguments); };
+      var result = 'ab'.split(re);
+      return result.length !== 2 || result[0] !== 'a' || result[1] !== 'b';
+    });
+
+    var fixRegexpWellKnownSymbolLogic = function (KEY, length, exec, sham) {
+      var SYMBOL = wellKnownSymbol(KEY);
+
+      var DELEGATES_TO_SYMBOL = !fails(function () {
+        // String methods call symbol-named RegEp methods
+        var O = {};
+        O[SYMBOL] = function () { return 7; };
+        return ''[KEY](O) != 7;
+      });
+
+      var DELEGATES_TO_EXEC = DELEGATES_TO_SYMBOL && !fails(function () {
+        // Symbol-named RegExp methods call .exec
+        var execCalled = false;
+        var re = /a/;
+
+        if (KEY === 'split') {
+          // We can't use real regex here since it causes deoptimization
+          // and serious performance degradation in V8
+          // https://github.com/zloirock/core-js/issues/306
+          re = {};
+          // RegExp[@@split] doesn't call the regex's exec method, but first creates
+          // a new one. We need to return the patched regex when creating the new one.
+          re.constructor = {};
+          re.constructor[SPECIES$4] = function () { return re; };
+          re.flags = '';
+          re[SYMBOL] = /./[SYMBOL];
+        }
+
+        re.exec = function () { execCalled = true; return null; };
+
+        re[SYMBOL]('');
+        return !execCalled;
+      });
+
+      if (
+        !DELEGATES_TO_SYMBOL ||
+        !DELEGATES_TO_EXEC ||
+        (KEY === 'replace' && !(
+          REPLACE_SUPPORTS_NAMED_GROUPS &&
+          REPLACE_KEEPS_$0 &&
+          !REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE
+        )) ||
+        (KEY === 'split' && !SPLIT_WORKS_WITH_OVERWRITTEN_EXEC)
+      ) {
+        var nativeRegExpMethod = /./[SYMBOL];
+        var methods = exec(SYMBOL, ''[KEY], function (nativeMethod, regexp, str, arg2, forceStringMethod) {
+          if (regexp.exec === regexpExec) {
+            if (DELEGATES_TO_SYMBOL && !forceStringMethod) {
+              // The native String method already delegates to @@method (this
+              // polyfilled function), leasing to infinite recursion.
+              // We avoid it by directly calling the native @@method method.
+              return { done: true, value: nativeRegExpMethod.call(regexp, str, arg2) };
+            }
+            return { done: true, value: nativeMethod.call(str, regexp, arg2) };
+          }
+          return { done: false };
+        }, {
+          REPLACE_KEEPS_$0: REPLACE_KEEPS_$0,
+          REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE: REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE
+        });
+        var stringMethod = methods[0];
+        var regexMethod = methods[1];
+
+        redefine(String.prototype, KEY, stringMethod);
+        redefine(RegExp.prototype, SYMBOL, length == 2
+          // 21.2.5.8 RegExp.prototype[@@replace](string, replaceValue)
+          // 21.2.5.11 RegExp.prototype[@@split](string, limit)
+          ? function (string, arg) { return regexMethod.call(string, this, arg); }
+          // 21.2.5.6 RegExp.prototype[@@match](string)
+          // 21.2.5.9 RegExp.prototype[@@search](string)
+          : function (string) { return regexMethod.call(string, this); }
+        );
+      }
+
+      if (sham) { createNonEnumerableProperty(RegExp.prototype[SYMBOL], 'sham', true); }
+    };
+
+    var charAt = stringMultibyte.charAt;
+
+    // `AdvanceStringIndex` abstract operation
+    // https://tc39.github.io/ecma262/#sec-advancestringindex
+    var advanceStringIndex = function (S, index, unicode) {
+      return index + (unicode ? charAt(S, index).length : 1);
+    };
+
+    // `RegExpExec` abstract operation
+    // https://tc39.github.io/ecma262/#sec-regexpexec
+    var regexpExecAbstract = function (R, S) {
+      var exec = R.exec;
+      if (typeof exec === 'function') {
+        var result = exec.call(R, S);
+        if (typeof result !== 'object') {
+          throw TypeError('RegExp exec method returned something other than an Object or null');
+        }
+        return result;
+      }
+
+      if (classofRaw(R) !== 'RegExp') {
+        throw TypeError('RegExp#exec called on incompatible receiver');
+      }
+
+      return regexpExec.call(R, S);
+    };
+
+    // @@match logic
+    fixRegexpWellKnownSymbolLogic('match', 1, function (MATCH, nativeMatch, maybeCallNative) {
+      return [
+        // `String.prototype.match` method
+        // https://tc39.github.io/ecma262/#sec-string.prototype.match
+        function match(regexp) {
+          var O = requireObjectCoercible(this);
+          var matcher = regexp == undefined ? undefined : regexp[MATCH];
+          return matcher !== undefined ? matcher.call(regexp, O) : new RegExp(regexp)[MATCH](String(O));
+        },
+        // `RegExp.prototype[@@match]` method
+        // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@match
+        function (regexp) {
+          var res = maybeCallNative(nativeMatch, regexp, this);
+          if (res.done) { return res.value; }
+
+          var rx = anObject(regexp);
+          var S = String(this);
+
+          if (!rx.global) { return regexpExecAbstract(rx, S); }
+
+          var fullUnicode = rx.unicode;
+          rx.lastIndex = 0;
+          var A = [];
+          var n = 0;
+          var result;
+          while ((result = regexpExecAbstract(rx, S)) !== null) {
+            var matchStr = String(result[0]);
+            A[n] = matchStr;
+            if (matchStr === '') { rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode); }
+            n++;
+          }
+          return n === 0 ? null : A;
+        }
+      ];
+    });
+
+    var SPECIES$5 = wellKnownSymbol('species');
+
+    // `SpeciesConstructor` abstract operation
+    // https://tc39.github.io/ecma262/#sec-speciesconstructor
+    var speciesConstructor = function (O, defaultConstructor) {
+      var C = anObject(O).constructor;
+      var S;
+      return C === undefined || (S = anObject(C)[SPECIES$5]) == undefined ? defaultConstructor : aFunction$1(S);
+    };
+
+    var MATCH_ALL = wellKnownSymbol('matchAll');
+    var REGEXP_STRING = 'RegExp String';
+    var REGEXP_STRING_ITERATOR = REGEXP_STRING + ' Iterator';
+    var setInternalState$2 = internalState.set;
+    var getInternalState$2 = internalState.getterFor(REGEXP_STRING_ITERATOR);
+    var RegExpPrototype = RegExp.prototype;
+    var regExpBuiltinExec = RegExpPrototype.exec;
+    var nativeMatchAll = ''.matchAll;
+
+    var WORKS_WITH_NON_GLOBAL_REGEX = !!nativeMatchAll && !fails(function () {
+      'a'.matchAll(/./);
+    });
+
+    var regExpExec = function (R, S) {
+      var exec = R.exec;
+      var result;
+      if (typeof exec == 'function') {
+        result = exec.call(R, S);
+        if (typeof result != 'object') { throw TypeError('Incorrect exec result'); }
+        return result;
+      } return regExpBuiltinExec.call(R, S);
+    };
+
+    // eslint-disable-next-line max-len
+    var $RegExpStringIterator = createIteratorConstructor(function RegExpStringIterator(regexp, string, global, fullUnicode) {
+      setInternalState$2(this, {
+        type: REGEXP_STRING_ITERATOR,
+        regexp: regexp,
+        string: string,
+        global: global,
+        unicode: fullUnicode,
+        done: false
+      });
+    }, REGEXP_STRING, function next() {
+      var state = getInternalState$2(this);
+      if (state.done) { return { value: undefined, done: true }; }
+      var R = state.regexp;
+      var S = state.string;
+      var match = regExpExec(R, S);
+      if (match === null) { return { value: undefined, done: state.done = true }; }
+      if (state.global) {
+        if (String(match[0]) == '') { R.lastIndex = advanceStringIndex(S, toLength(R.lastIndex), state.unicode); }
+        return { value: match, done: false };
+      }
+      state.done = true;
+      return { value: match, done: false };
+    });
+
+    var $matchAll = function (string) {
+      var R = anObject(this);
+      var S = String(string);
+      var C, flagsValue, flags, matcher, global, fullUnicode;
+      C = speciesConstructor(R, RegExp);
+      flagsValue = R.flags;
+      if (flagsValue === undefined && R instanceof RegExp && !('flags' in RegExpPrototype)) {
+        flagsValue = regexpFlags.call(R);
+      }
+      flags = flagsValue === undefined ? '' : String(flagsValue);
+      matcher = new C(C === RegExp ? R.source : R, flags);
+      global = !!~flags.indexOf('g');
+      fullUnicode = !!~flags.indexOf('u');
+      matcher.lastIndex = toLength(R.lastIndex);
+      return new $RegExpStringIterator(matcher, S, global, fullUnicode);
+    };
+
+    // `String.prototype.matchAll` method
+    // https://github.com/tc39/proposal-string-matchall
+    _export({ target: 'String', proto: true, forced: WORKS_WITH_NON_GLOBAL_REGEX }, {
+      matchAll: function matchAll(regexp) {
+        var O = requireObjectCoercible(this);
+        var flags, S, matcher, rx;
+        if (regexp != null) {
+          if (isRegexp(regexp)) {
+            flags = String(requireObjectCoercible('flags' in RegExpPrototype
+              ? regexp.flags
+              : regexpFlags.call(regexp)
+            ));
+            if (!~flags.indexOf('g')) { throw TypeError('`.matchAll` does not allow non-global regexes'); }
+          }
+          if (WORKS_WITH_NON_GLOBAL_REGEX) { return nativeMatchAll.apply(O, arguments); }
+          matcher = regexp[MATCH_ALL];
+          if (matcher === undefined && isPure && classofRaw(regexp) == 'RegExp') { matcher = $matchAll; }
+          if (matcher != null) { return aFunction$1(matcher).call(regexp, O); }
+        } else if (WORKS_WITH_NON_GLOBAL_REGEX) { return nativeMatchAll.apply(O, arguments); }
+        S = String(O);
+        rx = new RegExp(regexp, 'g');
+        return  rx[MATCH_ALL](S);
+      }
+    });
+
+     MATCH_ALL in RegExpPrototype || createNonEnumerableProperty(RegExpPrototype, MATCH_ALL, $matchAll);
+
+    // `String.prototype.repeat` method implementation
+    // https://tc39.github.io/ecma262/#sec-string.prototype.repeat
+    var stringRepeat = ''.repeat || function repeat(count) {
+      var str = String(requireObjectCoercible(this));
+      var result = '';
+      var n = toInteger(count);
+      if (n < 0 || n == Infinity) { throw RangeError('Wrong number of repetitions'); }
+      for (;n > 0; (n >>>= 1) && (str += str)) { if (n & 1) { result += str; } }
+      return result;
+    };
+
+    // https://github.com/tc39/proposal-string-pad-start-end
+
+
+
+
+    var ceil$1 = Math.ceil;
+
+    // `String.prototype.{ padStart, padEnd }` methods implementation
+    var createMethod$5 = function (IS_END) {
+      return function ($this, maxLength, fillString) {
+        var S = String(requireObjectCoercible($this));
+        var stringLength = S.length;
+        var fillStr = fillString === undefined ? ' ' : String(fillString);
+        var intMaxLength = toLength(maxLength);
+        var fillLen, stringFiller;
+        if (intMaxLength <= stringLength || fillStr == '') { return S; }
+        fillLen = intMaxLength - stringLength;
+        stringFiller = stringRepeat.call(fillStr, ceil$1(fillLen / fillStr.length));
+        if (stringFiller.length > fillLen) { stringFiller = stringFiller.slice(0, fillLen); }
+        return IS_END ? S + stringFiller : stringFiller + S;
+      };
+    };
+
+    var stringPad = {
+      // `String.prototype.padStart` method
+      // https://tc39.github.io/ecma262/#sec-string.prototype.padstart
+      start: createMethod$5(false),
+      // `String.prototype.padEnd` method
+      // https://tc39.github.io/ecma262/#sec-string.prototype.padend
+      end: createMethod$5(true)
+    };
+
+    // https://github.com/zloirock/core-js/issues/280
+
+
+    // eslint-disable-next-line unicorn/no-unsafe-regex
+    var stringPadWebkitBug = /Version\/10\.\d+(\.\d+)?( Mobile\/\w+)? Safari\//.test(engineUserAgent);
+
+    var $padEnd = stringPad.end;
+
+
+    // `String.prototype.padEnd` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.padend
+    _export({ target: 'String', proto: true, forced: stringPadWebkitBug }, {
+      padEnd: function padEnd(maxLength /* , fillString = ' ' */) {
+        return $padEnd(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    var $padStart = stringPad.start;
+
+
+    // `String.prototype.padStart` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.padstart
+    _export({ target: 'String', proto: true, forced: stringPadWebkitBug }, {
+      padStart: function padStart(maxLength /* , fillString = ' ' */) {
+        return $padStart(this, maxLength, arguments.length > 1 ? arguments[1] : undefined);
+      }
+    });
+
+    // `String.prototype.repeat` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.repeat
+    _export({ target: 'String', proto: true }, {
+      repeat: stringRepeat
+    });
+
+    var max$3 = Math.max;
+    var min$6 = Math.min;
+    var floor$1 = Math.floor;
+    var SUBSTITUTION_SYMBOLS = /\$([$&'`]|\d\d?|<[^>]*>)/g;
+    var SUBSTITUTION_SYMBOLS_NO_NAMED = /\$([$&'`]|\d\d?)/g;
+
+    var maybeToString = function (it) {
+      return it === undefined ? it : String(it);
+    };
+
+    // @@replace logic
+    fixRegexpWellKnownSymbolLogic('replace', 2, function (REPLACE, nativeReplace, maybeCallNative, reason) {
+      var REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE = reason.REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE;
+      var REPLACE_KEEPS_$0 = reason.REPLACE_KEEPS_$0;
+      var UNSAFE_SUBSTITUTE = REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE ? '$' : '$0';
+
+      return [
+        // `String.prototype.replace` method
+        // https://tc39.github.io/ecma262/#sec-string.prototype.replace
+        function replace(searchValue, replaceValue) {
+          var O = requireObjectCoercible(this);
+          var replacer = searchValue == undefined ? undefined : searchValue[REPLACE];
+          return replacer !== undefined
+            ? replacer.call(searchValue, O, replaceValue)
+            : nativeReplace.call(String(O), searchValue, replaceValue);
+        },
+        // `RegExp.prototype[@@replace]` method
+        // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@replace
+        function (regexp, replaceValue) {
+          if (
+            (!REGEXP_REPLACE_SUBSTITUTES_UNDEFINED_CAPTURE && REPLACE_KEEPS_$0) ||
+            (typeof replaceValue === 'string' && replaceValue.indexOf(UNSAFE_SUBSTITUTE) === -1)
+          ) {
+            var res = maybeCallNative(nativeReplace, regexp, this, replaceValue);
+            if (res.done) { return res.value; }
+          }
+
+          var rx = anObject(regexp);
+          var S = String(this);
+
+          var functionalReplace = typeof replaceValue === 'function';
+          if (!functionalReplace) { replaceValue = String(replaceValue); }
+
+          var global = rx.global;
+          if (global) {
+            var fullUnicode = rx.unicode;
+            rx.lastIndex = 0;
+          }
+          var results = [];
+          while (true) {
+            var result = regexpExecAbstract(rx, S);
+            if (result === null) { break; }
+
+            results.push(result);
+            if (!global) { break; }
+
+            var matchStr = String(result[0]);
+            if (matchStr === '') { rx.lastIndex = advanceStringIndex(S, toLength(rx.lastIndex), fullUnicode); }
+          }
+
+          var accumulatedResult = '';
+          var nextSourcePosition = 0;
+          for (var i = 0; i < results.length; i++) {
+            result = results[i];
+
+            var matched = String(result[0]);
+            var position = max$3(min$6(toInteger(result.index), S.length), 0);
+            var captures = [];
+            // NOTE: This is equivalent to
+            //   captures = result.slice(1).map(maybeToString)
+            // but for some reason `nativeSlice.call(result, 1, result.length)` (called in
+            // the slice polyfill when slicing native arrays) "doesn't work" in safari 9 and
+            // causes a crash (https://pastebin.com/N21QzeQA) when trying to debug it.
+            for (var j = 1; j < result.length; j++) { captures.push(maybeToString(result[j])); }
+            var namedCaptures = result.groups;
+            if (functionalReplace) {
+              var replacerArgs = [matched].concat(captures, position, S);
+              if (namedCaptures !== undefined) { replacerArgs.push(namedCaptures); }
+              var replacement = String(replaceValue.apply(undefined, replacerArgs));
+            } else {
+              replacement = getSubstitution(matched, S, position, captures, namedCaptures, replaceValue);
+            }
+            if (position >= nextSourcePosition) {
+              accumulatedResult += S.slice(nextSourcePosition, position) + replacement;
+              nextSourcePosition = position + matched.length;
+            }
+          }
+          return accumulatedResult + S.slice(nextSourcePosition);
+        }
+      ];
+
+      // https://tc39.github.io/ecma262/#sec-getsubstitution
+      function getSubstitution(matched, str, position, captures, namedCaptures, replacement) {
+        var tailPos = position + matched.length;
+        var m = captures.length;
+        var symbols = SUBSTITUTION_SYMBOLS_NO_NAMED;
+        if (namedCaptures !== undefined) {
+          namedCaptures = toObject(namedCaptures);
+          symbols = SUBSTITUTION_SYMBOLS;
+        }
+        return nativeReplace.call(replacement, symbols, function (match, ch) {
+          var capture;
+          switch (ch.charAt(0)) {
+            case '$': return '$';
+            case '&': return matched;
+            case '`': return str.slice(0, position);
+            case "'": return str.slice(tailPos);
+            case '<':
+              capture = namedCaptures[ch.slice(1, -1)];
+              break;
+            default: // \d\d?
+              var n = +ch;
+              if (n === 0) { return match; }
+              if (n > m) {
+                var f = floor$1(n / 10);
+                if (f === 0) { return match; }
+                if (f <= m) { return captures[f - 1] === undefined ? ch.charAt(1) : captures[f - 1] + ch.charAt(1); }
+                return match;
+              }
+              capture = captures[n - 1];
+          }
+          return capture === undefined ? '' : capture;
+        });
+      }
+    });
+
+    // @@search logic
+    fixRegexpWellKnownSymbolLogic('search', 1, function (SEARCH, nativeSearch, maybeCallNative) {
+      return [
+        // `String.prototype.search` method
+        // https://tc39.github.io/ecma262/#sec-string.prototype.search
+        function search(regexp) {
+          var O = requireObjectCoercible(this);
+          var searcher = regexp == undefined ? undefined : regexp[SEARCH];
+          return searcher !== undefined ? searcher.call(regexp, O) : new RegExp(regexp)[SEARCH](String(O));
+        },
+        // `RegExp.prototype[@@search]` method
+        // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@search
+        function (regexp) {
+          var res = maybeCallNative(nativeSearch, regexp, this);
+          if (res.done) { return res.value; }
+
+          var rx = anObject(regexp);
+          var S = String(this);
+
+          var previousLastIndex = rx.lastIndex;
+          if (!sameValue(previousLastIndex, 0)) { rx.lastIndex = 0; }
+          var result = regexpExecAbstract(rx, S);
+          if (!sameValue(rx.lastIndex, previousLastIndex)) { rx.lastIndex = previousLastIndex; }
+          return result === null ? -1 : result.index;
+        }
+      ];
+    });
+
+    var arrayPush = [].push;
+    var min$7 = Math.min;
+    var MAX_UINT32 = 0xFFFFFFFF;
+
+    // babel-minify transpiles RegExp('x', 'y') -> /x/y and it causes SyntaxError
+    var SUPPORTS_Y = !fails(function () { return !RegExp(MAX_UINT32, 'y'); });
+
+    // @@split logic
+    fixRegexpWellKnownSymbolLogic('split', 2, function (SPLIT, nativeSplit, maybeCallNative) {
+      var internalSplit;
+      if (
+        'abbc'.split(/(b)*/)[1] == 'c' ||
+        'test'.split(/(?:)/, -1).length != 4 ||
+        'ab'.split(/(?:ab)*/).length != 2 ||
+        '.'.split(/(.?)(.?)/).length != 4 ||
+        '.'.split(/()()/).length > 1 ||
+        ''.split(/.?/).length
+      ) {
+        // based on es5-shim implementation, need to rework it
+        internalSplit = function (separator, limit) {
+          var string = String(requireObjectCoercible(this));
+          var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;
+          if (lim === 0) { return []; }
+          if (separator === undefined) { return [string]; }
+          // If `separator` is not a regex, use native split
+          if (!isRegexp(separator)) {
+            return nativeSplit.call(string, separator, lim);
+          }
+          var output = [];
+          var flags = (separator.ignoreCase ? 'i' : '') +
+                      (separator.multiline ? 'm' : '') +
+                      (separator.unicode ? 'u' : '') +
+                      (separator.sticky ? 'y' : '');
+          var lastLastIndex = 0;
+          // Make `global` and avoid `lastIndex` issues by working with a copy
+          var separatorCopy = new RegExp(separator.source, flags + 'g');
+          var match, lastIndex, lastLength;
+          while (match = regexpExec.call(separatorCopy, string)) {
+            lastIndex = separatorCopy.lastIndex;
+            if (lastIndex > lastLastIndex) {
+              output.push(string.slice(lastLastIndex, match.index));
+              if (match.length > 1 && match.index < string.length) { arrayPush.apply(output, match.slice(1)); }
+              lastLength = match[0].length;
+              lastLastIndex = lastIndex;
+              if (output.length >= lim) { break; }
+            }
+            if (separatorCopy.lastIndex === match.index) { separatorCopy.lastIndex++; } // Avoid an infinite loop
+          }
+          if (lastLastIndex === string.length) {
+            if (lastLength || !separatorCopy.test('')) { output.push(''); }
+          } else { output.push(string.slice(lastLastIndex)); }
+          return output.length > lim ? output.slice(0, lim) : output;
+        };
+      // Chakra, V8
+      } else if ('0'.split(undefined, 0).length) {
+        internalSplit = function (separator, limit) {
+          return separator === undefined && limit === 0 ? [] : nativeSplit.call(this, separator, limit);
+        };
+      } else { internalSplit = nativeSplit; }
+
+      return [
+        // `String.prototype.split` method
+        // https://tc39.github.io/ecma262/#sec-string.prototype.split
+        function split(separator, limit) {
+          var O = requireObjectCoercible(this);
+          var splitter = separator == undefined ? undefined : separator[SPLIT];
+          return splitter !== undefined
+            ? splitter.call(separator, O, limit)
+            : internalSplit.call(String(O), separator, limit);
+        },
+        // `RegExp.prototype[@@split]` method
+        // https://tc39.github.io/ecma262/#sec-regexp.prototype-@@split
+        //
+        // NOTE: This cannot be properly polyfilled in engines that don't support
+        // the 'y' flag.
+        function (regexp, limit) {
+          var res = maybeCallNative(internalSplit, regexp, this, limit, internalSplit !== nativeSplit);
+          if (res.done) { return res.value; }
+
+          var rx = anObject(regexp);
+          var S = String(this);
+          var C = speciesConstructor(rx, RegExp);
+
+          var unicodeMatching = rx.unicode;
+          var flags = (rx.ignoreCase ? 'i' : '') +
+                      (rx.multiline ? 'm' : '') +
+                      (rx.unicode ? 'u' : '') +
+                      (SUPPORTS_Y ? 'y' : 'g');
+
+          // ^(? + rx + ) is needed, in combination with some S slicing, to
+          // simulate the 'y' flag.
+          var splitter = new C(SUPPORTS_Y ? rx : '^(?:' + rx.source + ')', flags);
+          var lim = limit === undefined ? MAX_UINT32 : limit >>> 0;
+          if (lim === 0) { return []; }
+          if (S.length === 0) { return regexpExecAbstract(splitter, S) === null ? [S] : []; }
+          var p = 0;
+          var q = 0;
+          var A = [];
+          while (q < S.length) {
+            splitter.lastIndex = SUPPORTS_Y ? q : 0;
+            var z = regexpExecAbstract(splitter, SUPPORTS_Y ? S : S.slice(q));
+            var e;
+            if (
+              z === null ||
+              (e = min$7(toLength(splitter.lastIndex + (SUPPORTS_Y ? 0 : q)), S.length)) === p
+            ) {
+              q = advanceStringIndex(S, q, unicodeMatching);
+            } else {
+              A.push(S.slice(p, q));
+              if (A.length === lim) { return A; }
+              for (var i = 1; i <= z.length - 1; i++) {
+                A.push(z[i]);
+                if (A.length === lim) { return A; }
+              }
+              q = p = e;
+            }
+          }
+          A.push(S.slice(p));
+          return A;
+        }
+      ];
+    }, !SUPPORTS_Y);
+
+    var getOwnPropertyDescriptor$5 = objectGetOwnPropertyDescriptor.f;
+
+
+
+
+
+
+    var nativeStartsWith = ''.startsWith;
+    var min$8 = Math.min;
+
+    var CORRECT_IS_REGEXP_LOGIC$1 = correctIsRegexpLogic('startsWith');
+    // https://github.com/zloirock/core-js/pull/702
+    var MDN_POLYFILL_BUG$1 =  !CORRECT_IS_REGEXP_LOGIC$1 && !!function () {
+      var descriptor = getOwnPropertyDescriptor$5(String.prototype, 'startsWith');
+      return descriptor && !descriptor.writable;
+    }();
+
+    // `String.prototype.startsWith` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.startswith
+    _export({ target: 'String', proto: true, forced: !MDN_POLYFILL_BUG$1 && !CORRECT_IS_REGEXP_LOGIC$1 }, {
+      startsWith: function startsWith(searchString /* , position = 0 */) {
+        var that = String(requireObjectCoercible(this));
+        notARegexp(searchString);
+        var index = toLength(min$8(arguments.length > 1 ? arguments[1] : undefined, that.length));
+        var search = String(searchString);
+        return nativeStartsWith
+          ? nativeStartsWith.call(that, search, index)
+          : that.slice(index, index + search.length) === search;
+      }
+    });
+
+    // a string of all valid unicode whitespaces
+    // eslint-disable-next-line max-len
+    var whitespaces = '\u0009\u000A\u000B\u000C\u000D\u0020\u00A0\u1680\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028\u2029\uFEFF';
+
+    var whitespace = '[' + whitespaces + ']';
+    var ltrim = RegExp('^' + whitespace + whitespace + '*');
+    var rtrim = RegExp(whitespace + whitespace + '*$');
+
+    // `String.prototype.{ trim, trimStart, trimEnd, trimLeft, trimRight }` methods implementation
+    var createMethod$6 = function (TYPE) {
+      return function ($this) {
+        var string = String(requireObjectCoercible($this));
+        if (TYPE & 1) { string = string.replace(ltrim, ''); }
+        if (TYPE & 2) { string = string.replace(rtrim, ''); }
+        return string;
+      };
+    };
+
+    var stringTrim = {
+      // `String.prototype.{ trimLeft, trimStart }` methods
+      // https://tc39.github.io/ecma262/#sec-string.prototype.trimstart
+      start: createMethod$6(1),
+      // `String.prototype.{ trimRight, trimEnd }` methods
+      // https://tc39.github.io/ecma262/#sec-string.prototype.trimend
+      end: createMethod$6(2),
+      // `String.prototype.trim` method
+      // https://tc39.github.io/ecma262/#sec-string.prototype.trim
+      trim: createMethod$6(3)
+    };
+
+    var non = '\u200B\u0085\u180E';
+
+    // check that a method works with the correct list
+    // of whitespaces and has a correct name
+    var stringTrimForced = function (METHOD_NAME) {
+      return fails(function () {
+        return !!whitespaces[METHOD_NAME]() || non[METHOD_NAME]() != non || whitespaces[METHOD_NAME].name !== METHOD_NAME;
+      });
+    };
+
+    var $trim = stringTrim.trim;
+
+
+    // `String.prototype.trim` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.trim
+    _export({ target: 'String', proto: true, forced: stringTrimForced('trim') }, {
+      trim: function trim() {
+        return $trim(this);
+      }
+    });
+
+    var $trimStart = stringTrim.start;
+
+
+    var FORCED$4 = stringTrimForced('trimStart');
+
+    var trimStart = FORCED$4 ? function trimStart() {
+      return $trimStart(this);
+    } : ''.trimStart;
+
+    // `String.prototype.{ trimStart, trimLeft }` methods
+    // https://github.com/tc39/ecmascript-string-left-right-trim
+    _export({ target: 'String', proto: true, forced: FORCED$4 }, {
+      trimStart: trimStart,
+      trimLeft: trimStart
+    });
+
+    var $trimEnd = stringTrim.end;
+
+
+    var FORCED$5 = stringTrimForced('trimEnd');
+
+    var trimEnd = FORCED$5 ? function trimEnd() {
+      return $trimEnd(this);
+    } : ''.trimEnd;
+
+    // `String.prototype.{ trimEnd, trimRight }` methods
+    // https://github.com/tc39/ecmascript-string-left-right-trim
+    _export({ target: 'String', proto: true, forced: FORCED$5 }, {
+      trimEnd: trimEnd,
+      trimRight: trimEnd
+    });
+
+    var charAt$1 = stringMultibyte.charAt;
+
+
+
+    var STRING_ITERATOR = 'String Iterator';
+    var setInternalState$3 = internalState.set;
+    var getInternalState$3 = internalState.getterFor(STRING_ITERATOR);
+
+    // `String.prototype[@@iterator]` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype-@@iterator
+    defineIterator(String, 'String', function (iterated) {
+      setInternalState$3(this, {
+        type: STRING_ITERATOR,
+        string: String(iterated),
+        index: 0
+      });
+    // `%StringIteratorPrototype%.next` method
+    // https://tc39.github.io/ecma262/#sec-%stringiteratorprototype%.next
+    }, function next() {
+      var state = getInternalState$3(this);
+      var string = state.string;
+      var index = state.index;
+      var point;
+      if (index >= string.length) { return { value: undefined, done: true }; }
+      point = charAt$1(string, index);
+      state.index += point.length;
+      return { value: point, done: false };
+    });
+
+    var quot = /"/g;
+
+    // B.2.3.2.1 CreateHTML(string, tag, attribute, value)
+    // https://tc39.github.io/ecma262/#sec-createhtml
+    var createHtml = function (string, tag, attribute, value) {
+      var S = String(requireObjectCoercible(string));
+      var p1 = '<' + tag;
+      if (attribute !== '') { p1 += ' ' + attribute + '="' + String(value).replace(quot, '&quot;') + '"'; }
+      return p1 + '>' + S + '</' + tag + '>';
+    };
+
+    // check the existence of a method, lowercase
+    // of a tag and escaping quotes in arguments
+    var stringHtmlForced = function (METHOD_NAME) {
+      return fails(function () {
+        var test = ''[METHOD_NAME]('"');
+        return test !== test.toLowerCase() || test.split('"').length > 3;
+      });
+    };
+
+    // `String.prototype.anchor` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.anchor
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('anchor') }, {
+      anchor: function anchor(name) {
+        return createHtml(this, 'a', 'name', name);
+      }
+    });
+
+    // `String.prototype.big` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.big
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('big') }, {
+      big: function big() {
+        return createHtml(this, 'big', '', '');
+      }
+    });
+
+    // `String.prototype.blink` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.blink
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('blink') }, {
+      blink: function blink() {
+        return createHtml(this, 'blink', '', '');
+      }
+    });
+
+    // `String.prototype.bold` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.bold
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('bold') }, {
+      bold: function bold() {
+        return createHtml(this, 'b', '', '');
+      }
+    });
+
+    // `String.prototype.fixed` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.fixed
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('fixed') }, {
+      fixed: function fixed() {
+        return createHtml(this, 'tt', '', '');
+      }
+    });
+
+    // `String.prototype.fontcolor` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.fontcolor
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('fontcolor') }, {
+      fontcolor: function fontcolor(color) {
+        return createHtml(this, 'font', 'color', color);
+      }
+    });
+
+    // `String.prototype.fontsize` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.fontsize
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('fontsize') }, {
+      fontsize: function fontsize(size) {
+        return createHtml(this, 'font', 'size', size);
+      }
+    });
+
+    // `String.prototype.italics` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.italics
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('italics') }, {
+      italics: function italics() {
+        return createHtml(this, 'i', '', '');
+      }
+    });
+
+    // `String.prototype.link` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.link
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('link') }, {
+      link: function link(url) {
+        return createHtml(this, 'a', 'href', url);
+      }
+    });
+
+    // `String.prototype.small` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.small
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('small') }, {
+      small: function small() {
+        return createHtml(this, 'small', '', '');
+      }
+    });
+
+    // `String.prototype.strike` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.strike
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('strike') }, {
+      strike: function strike() {
+        return createHtml(this, 'strike', '', '');
+      }
+    });
+
+    // `String.prototype.sub` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.sub
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('sub') }, {
+      sub: function sub() {
+        return createHtml(this, 'sub', '', '');
+      }
+    });
+
+    // `String.prototype.sup` method
+    // https://tc39.github.io/ecma262/#sec-string.prototype.sup
+    _export({ target: 'String', proto: true, forced: stringHtmlForced('sup') }, {
+      sup: function sup() {
+        return createHtml(this, 'sup', '', '');
+      }
+    });
+
+    // makes subclassing work correct for wrapped built-ins
+    var inheritIfRequired = function ($this, dummy, Wrapper) {
+      var NewTarget, NewTargetPrototype;
+      if (
+        // it can work only with native `setPrototypeOf`
+        objectSetPrototypeOf &&
+        // we haven't completely correct pre-ES6 way for getting `new.target`, so use this
+        typeof (NewTarget = dummy.constructor) == 'function' &&
+        NewTarget !== Wrapper &&
+        isObject(NewTargetPrototype = NewTarget.prototype) &&
+        NewTargetPrototype !== Wrapper.prototype
+      ) { objectSetPrototypeOf($this, NewTargetPrototype); }
+      return $this;
+    };
+
+    var defineProperty$6 = objectDefineProperty.f;
+    var getOwnPropertyNames = objectGetOwnPropertyNames.f;
+
+
+
+
+
+    var setInternalState$4 = internalState.set;
+
+
+
+    var MATCH$2 = wellKnownSymbol('match');
+    var NativeRegExp = global_1.RegExp;
+    var RegExpPrototype$1 = NativeRegExp.prototype;
+    var re1 = /a/g;
+    var re2 = /a/g;
+
+    // "new" should create a new object, old webkit bug
+    var CORRECT_NEW = new NativeRegExp(re1) !== re1;
+
+    var UNSUPPORTED_Y$2 = regexpStickyHelpers.UNSUPPORTED_Y;
+
+    var FORCED$6 = descriptors && isForced_1('RegExp', (!CORRECT_NEW || UNSUPPORTED_Y$2 || fails(function () {
+      re2[MATCH$2] = false;
+      // RegExp constructor can alter flags and IsRegExp works correct with @@match
+      return NativeRegExp(re1) != re1 || NativeRegExp(re2) == re2 || NativeRegExp(re1, 'i') != '/a/i';
+    })));
+
+    // `RegExp` constructor
+    // https://tc39.github.io/ecma262/#sec-regexp-constructor
+    if (FORCED$6) {
+      var RegExpWrapper = function RegExp(pattern, flags) {
+        var thisIsRegExp = this instanceof RegExpWrapper;
+        var patternIsRegExp = isRegexp(pattern);
+        var flagsAreUndefined = flags === undefined;
+        var sticky;
+
+        if (!thisIsRegExp && patternIsRegExp && pattern.constructor === RegExpWrapper && flagsAreUndefined) {
+          return pattern;
+        }
+
+        if (CORRECT_NEW) {
+          if (patternIsRegExp && !flagsAreUndefined) { pattern = pattern.source; }
+        } else if (pattern instanceof RegExpWrapper) {
+          if (flagsAreUndefined) { flags = regexpFlags.call(pattern); }
+          pattern = pattern.source;
+        }
+
+        if (UNSUPPORTED_Y$2) {
+          sticky = !!flags && flags.indexOf('y') > -1;
+          if (sticky) { flags = flags.replace(/y/g, ''); }
+        }
+
+        var result = inheritIfRequired(
+          CORRECT_NEW ? new NativeRegExp(pattern, flags) : NativeRegExp(pattern, flags),
+          thisIsRegExp ? this : RegExpPrototype$1,
+          RegExpWrapper
+        );
+
+        if (UNSUPPORTED_Y$2 && sticky) { setInternalState$4(result, { sticky: sticky }); }
+
+        return result;
+      };
+      var proxy = function (key) {
+        key in RegExpWrapper || defineProperty$6(RegExpWrapper, key, {
+          configurable: true,
+          get: function () { return NativeRegExp[key]; },
+          set: function (it) { NativeRegExp[key] = it; }
+        });
+      };
+      var keys$1 = getOwnPropertyNames(NativeRegExp);
+      var index = 0;
+      while (keys$1.length > index) { proxy(keys$1[index++]); }
+      RegExpPrototype$1.constructor = RegExpWrapper;
+      RegExpWrapper.prototype = RegExpPrototype$1;
+      redefine(global_1, 'RegExp', RegExpWrapper);
+    }
+
+    // https://tc39.github.io/ecma262/#sec-get-regexp-@@species
+    setSpecies('RegExp');
+
+    var UNSUPPORTED_Y$3 = regexpStickyHelpers.UNSUPPORTED_Y;
+
+    // `RegExp.prototype.flags` getter
+    // https://tc39.github.io/ecma262/#sec-get-regexp.prototype.flags
+    if (descriptors && (/./g.flags != 'g' || UNSUPPORTED_Y$3)) {
+      objectDefineProperty.f(RegExp.prototype, 'flags', {
+        configurable: true,
+        get: regexpFlags
+      });
+    }
+
+    var UNSUPPORTED_Y$4 = regexpStickyHelpers.UNSUPPORTED_Y;
+    var defineProperty$7 = objectDefineProperty.f;
+    var getInternalState$4 = internalState.get;
+    var RegExpPrototype$2 = RegExp.prototype;
+
+    // `RegExp.prototype.sticky` getter
+    if (descriptors && UNSUPPORTED_Y$4) {
+      defineProperty$7(RegExp.prototype, 'sticky', {
+        configurable: true,
+        get: function () {
+          if (this === RegExpPrototype$2) { return undefined; }
+          // We can't use InternalStateModule.getterFor because
+          // we don't add metadata for regexps created by a literal.
+          if (this instanceof RegExp) {
+            return !!getInternalState$4(this).sticky;
+          }
+          throw TypeError('Incompatible receiver, RegExp required');
+        }
+      });
+    }
+
+    // TODO: Remove from `core-js@4` since it's moved to entry points
+
+
+
+
+    var DELEGATES_TO_EXEC = function () {
+      var execCalled = false;
+      var re = /[ac]/;
+      re.exec = function () {
+        execCalled = true;
+        return /./.exec.apply(this, arguments);
+      };
+      return re.test('abc') === true && execCalled;
+    }();
+
+    var nativeTest = /./.test;
+
+    _export({ target: 'RegExp', proto: true, forced: !DELEGATES_TO_EXEC }, {
+      test: function (str) {
+        if (typeof this.exec !== 'function') {
+          return nativeTest.call(this, str);
+        }
+        var result = this.exec(str);
+        if (result !== null && !isObject(result)) {
+          throw new Error('RegExp exec method returned something other than an Object or null');
+        }
+        return !!result;
+      }
+    });
+
+    var TO_STRING = 'toString';
+    var RegExpPrototype$3 = RegExp.prototype;
+    var nativeToString = RegExpPrototype$3[TO_STRING];
+
+    var NOT_GENERIC = fails(function () { return nativeToString.call({ source: 'a', flags: 'b' }) != '/a/b'; });
+    // FF44- RegExp#toString has a wrong name
+    var INCORRECT_NAME = nativeToString.name != TO_STRING;
+
+    // `RegExp.prototype.toString` method
+    // https://tc39.github.io/ecma262/#sec-regexp.prototype.tostring
+    if (NOT_GENERIC || INCORRECT_NAME) {
+      redefine(RegExp.prototype, TO_STRING, function toString() {
+        var R = anObject(this);
+        var p = String(R.source);
+        var rf = R.flags;
+        var f = String(rf === undefined && R instanceof RegExp && !('flags' in RegExpPrototype$3) ? regexpFlags.call(R) : rf);
+        return '/' + p + '/' + f;
+      }, { unsafe: true });
+    }
+
+    var trim = stringTrim.trim;
+
+
+    var $parseInt = global_1.parseInt;
+    var hex = /^[+-]?0[Xx]/;
+    var FORCED$7 = $parseInt(whitespaces + '08') !== 8 || $parseInt(whitespaces + '0x16') !== 22;
+
+    // `parseInt` method
+    // https://tc39.github.io/ecma262/#sec-parseint-string-radix
+    var numberParseInt = FORCED$7 ? function parseInt(string, radix) {
+      var S = trim(String(string));
+      return $parseInt(S, (radix >>> 0) || (hex.test(S) ? 16 : 10));
+    } : $parseInt;
+
+    // `parseInt` method
+    // https://tc39.github.io/ecma262/#sec-parseint-string-radix
+    _export({ global: true, forced: parseInt != numberParseInt }, {
+      parseInt: numberParseInt
+    });
+
+    var trim$1 = stringTrim.trim;
+
+
+    var $parseFloat = global_1.parseFloat;
+    var FORCED$8 = 1 / $parseFloat(whitespaces + '-0') !== -Infinity;
+
+    // `parseFloat` method
+    // https://tc39.github.io/ecma262/#sec-parsefloat-string
+    var numberParseFloat = FORCED$8 ? function parseFloat(string) {
+      var trimmedString = trim$1(String(string));
+      var result = $parseFloat(trimmedString);
+      return result === 0 && trimmedString.charAt(0) == '-' ? -0 : result;
+    } : $parseFloat;
+
+    // `parseFloat` method
+    // https://tc39.github.io/ecma262/#sec-parsefloat-string
+    _export({ global: true, forced: parseFloat != numberParseFloat }, {
+      parseFloat: numberParseFloat
+    });
+
+    var getOwnPropertyNames$1 = objectGetOwnPropertyNames.f;
+    var getOwnPropertyDescriptor$6 = objectGetOwnPropertyDescriptor.f;
+    var defineProperty$8 = objectDefineProperty.f;
+    var trim$2 = stringTrim.trim;
+
+    var NUMBER = 'Number';
+    var NativeNumber = global_1[NUMBER];
+    var NumberPrototype = NativeNumber.prototype;
+
+    // Opera ~12 has broken Object#toString
+    var BROKEN_CLASSOF = classofRaw(objectCreate(NumberPrototype)) == NUMBER;
+
+    // `ToNumber` abstract operation
+    // https://tc39.github.io/ecma262/#sec-tonumber
+    var toNumber = function (argument) {
+      var it = toPrimitive(argument, false);
+      var first, third, radix, maxCode, digits, length, index, code;
+      if (typeof it == 'string' && it.length > 2) {
+        it = trim$2(it);
+        first = it.charCodeAt(0);
+        if (first === 43 || first === 45) {
+          third = it.charCodeAt(2);
+          if (third === 88 || third === 120) { return NaN; } // Number('+0x1') should be NaN, old V8 fix
+        } else if (first === 48) {
+          switch (it.charCodeAt(1)) {
+            case 66: case 98: radix = 2; maxCode = 49; break; // fast equal of /^0b[01]+$/i
+            case 79: case 111: radix = 8; maxCode = 55; break; // fast equal of /^0o[0-7]+$/i
+            default: return +it;
+          }
+          digits = it.slice(2);
+          length = digits.length;
+          for (index = 0; index < length; index++) {
+            code = digits.charCodeAt(index);
+            // parseInt parses a string to a first unavailable symbol
+            // but ToNumber should return NaN if a string contains unavailable symbols
+            if (code < 48 || code > maxCode) { return NaN; }
+          } return parseInt(digits, radix);
+        }
+      } return +it;
+    };
+
+    // `Number` constructor
+    // https://tc39.github.io/ecma262/#sec-number-constructor
+    if (isForced_1(NUMBER, !NativeNumber(' 0o1') || !NativeNumber('0b1') || NativeNumber('+0x1'))) {
+      var NumberWrapper = function Number(value) {
+        var it = arguments.length < 1 ? 0 : value;
+        var dummy = this;
+        return dummy instanceof NumberWrapper
+          // check on 1..constructor(foo) case
+          && (BROKEN_CLASSOF ? fails(function () { NumberPrototype.valueOf.call(dummy); }) : classofRaw(dummy) != NUMBER)
+            ? inheritIfRequired(new NativeNumber(toNumber(it)), dummy, NumberWrapper) : toNumber(it);
+      };
+      for (var keys$2 = descriptors ? getOwnPropertyNames$1(NativeNumber) : (
+        // ES3:
+        'MAX_VALUE,MIN_VALUE,NaN,NEGATIVE_INFINITY,POSITIVE_INFINITY,' +
+        // ES2015 (in case, if modules with ES2015 Number statics required before):
+        'EPSILON,isFinite,isInteger,isNaN,isSafeInteger,MAX_SAFE_INTEGER,' +
+        'MIN_SAFE_INTEGER,parseFloat,parseInt,isInteger'
+      ).split(','), j = 0, key; keys$2.length > j; j++) {
+        if (has(NativeNumber, key = keys$2[j]) && !has(NumberWrapper, key)) {
+          defineProperty$8(NumberWrapper, key, getOwnPropertyDescriptor$6(NativeNumber, key));
+        }
+      }
+      NumberWrapper.prototype = NumberPrototype;
+      NumberPrototype.constructor = NumberWrapper;
+      redefine(global_1, NUMBER, NumberWrapper);
+    }
+
+    // `Number.EPSILON` constant
+    // https://tc39.github.io/ecma262/#sec-number.epsilon
+    _export({ target: 'Number', stat: true }, {
+      EPSILON: Math.pow(2, -52)
+    });
+
+    var globalIsFinite = global_1.isFinite;
+
+    // `Number.isFinite` method
+    // https://tc39.github.io/ecma262/#sec-number.isfinite
+    var numberIsFinite = Number.isFinite || function isFinite(it) {
+      return typeof it == 'number' && globalIsFinite(it);
+    };
+
+    // `Number.isFinite` method
+    // https://tc39.github.io/ecma262/#sec-number.isfinite
+    _export({ target: 'Number', stat: true }, { isFinite: numberIsFinite });
+
+    var floor$2 = Math.floor;
+
+    // `Number.isInteger` method implementation
+    // https://tc39.github.io/ecma262/#sec-number.isinteger
+    var isInteger = function isInteger(it) {
+      return !isObject(it) && isFinite(it) && floor$2(it) === it;
+    };
+
+    // `Number.isInteger` method
+    // https://tc39.github.io/ecma262/#sec-number.isinteger
+    _export({ target: 'Number', stat: true }, {
+      isInteger: isInteger
+    });
+
+    // `Number.isNaN` method
+    // https://tc39.github.io/ecma262/#sec-number.isnan
+    _export({ target: 'Number', stat: true }, {
+      isNaN: function isNaN(number) {
+        // eslint-disable-next-line no-self-compare
+        return number != number;
+      }
+    });
+
+    var abs = Math.abs;
+
+    // `Number.isSafeInteger` method
+    // https://tc39.github.io/ecma262/#sec-number.issafeinteger
+    _export({ target: 'Number', stat: true }, {
+      isSafeInteger: function isSafeInteger(number) {
+        return isInteger(number) && abs(number) <= 0x1FFFFFFFFFFFFF;
+      }
+    });
+
+    // `Number.MAX_SAFE_INTEGER` constant
+    // https://tc39.github.io/ecma262/#sec-number.max_safe_integer
+    _export({ target: 'Number', stat: true }, {
+      MAX_SAFE_INTEGER: 0x1FFFFFFFFFFFFF
+    });
+
+    // `Number.MIN_SAFE_INTEGER` constant
+    // https://tc39.github.io/ecma262/#sec-number.min_safe_integer
+    _export({ target: 'Number', stat: true }, {
+      MIN_SAFE_INTEGER: -0x1FFFFFFFFFFFFF
+    });
+
+    // `Number.parseFloat` method
+    // https://tc39.github.io/ecma262/#sec-number.parseFloat
+    _export({ target: 'Number', stat: true, forced: Number.parseFloat != numberParseFloat }, {
+      parseFloat: numberParseFloat
+    });
+
+    // `Number.parseInt` method
+    // https://tc39.github.io/ecma262/#sec-number.parseint
+    _export({ target: 'Number', stat: true, forced: Number.parseInt != numberParseInt }, {
+      parseInt: numberParseInt
+    });
+
+    // `thisNumberValue` abstract operation
+    // https://tc39.github.io/ecma262/#sec-thisnumbervalue
+    var thisNumberValue = function (value) {
+      if (typeof value != 'number' && classofRaw(value) != 'Number') {
+        throw TypeError('Incorrect invocation');
+      }
+      return +value;
+    };
+
+    var nativeToFixed = 1.0.toFixed;
+    var floor$3 = Math.floor;
+
+    var pow = function (x, n, acc) {
+      return n === 0 ? acc : n % 2 === 1 ? pow(x, n - 1, acc * x) : pow(x * x, n / 2, acc);
+    };
+
+    var log = function (x) {
+      var n = 0;
+      var x2 = x;
+      while (x2 >= 4096) {
+        n += 12;
+        x2 /= 4096;
+      }
+      while (x2 >= 2) {
+        n += 1;
+        x2 /= 2;
+      } return n;
+    };
+
+    var FORCED$9 = nativeToFixed && (
+      0.00008.toFixed(3) !== '0.000' ||
+      0.9.toFixed(0) !== '1' ||
+      1.255.toFixed(2) !== '1.25' ||
+      1000000000000000128.0.toFixed(0) !== '1000000000000000128'
+    ) || !fails(function () {
+      // V8 ~ Android 4.3-
+      nativeToFixed.call({});
+    });
+
+    // `Number.prototype.toFixed` method
+    // https://tc39.github.io/ecma262/#sec-number.prototype.tofixed
+    _export({ target: 'Number', proto: true, forced: FORCED$9 }, {
+      // eslint-disable-next-line max-statements
+      toFixed: function toFixed(fractionDigits) {
+        var number = thisNumberValue(this);
+        var fractDigits = toInteger(fractionDigits);
+        var data = [0, 0, 0, 0, 0, 0];
+        var sign = '';
+        var result = '0';
+        var e, z, j, k;
+
+        var multiply = function (n, c) {
+          var index = -1;
+          var c2 = c;
+          while (++index < 6) {
+            c2 += n * data[index];
+            data[index] = c2 % 1e7;
+            c2 = floor$3(c2 / 1e7);
+          }
+        };
+
+        var divide = function (n) {
+          var index = 6;
+          var c = 0;
+          while (--index >= 0) {
+            c += data[index];
+            data[index] = floor$3(c / n);
+            c = (c % n) * 1e7;
+          }
+        };
+
+        var dataToString = function () {
+          var index = 6;
+          var s = '';
+          while (--index >= 0) {
+            if (s !== '' || index === 0 || data[index] !== 0) {
+              var t = String(data[index]);
+              s = s === '' ? t : s + stringRepeat.call('0', 7 - t.length) + t;
+            }
+          } return s;
+        };
+
+        if (fractDigits < 0 || fractDigits > 20) { throw RangeError('Incorrect fraction digits'); }
+        // eslint-disable-next-line no-self-compare
+        if (number != number) { return 'NaN'; }
+        if (number <= -1e21 || number >= 1e21) { return String(number); }
+        if (number < 0) {
+          sign = '-';
+          number = -number;
+        }
+        if (number > 1e-21) {
+          e = log(number * pow(2, 69, 1)) - 69;
+          z = e < 0 ? number * pow(2, -e, 1) : number / pow(2, e, 1);
+          z *= 0x10000000000000;
+          e = 52 - e;
+          if (e > 0) {
+            multiply(0, z);
+            j = fractDigits;
+            while (j >= 7) {
+              multiply(1e7, 0);
+              j -= 7;
+            }
+            multiply(pow(10, j, 1), 0);
+            j = e - 1;
+            while (j >= 23) {
+              divide(1 << 23);
+              j -= 23;
+            }
+            divide(1 << j);
+            multiply(1, 1);
+            divide(2);
+            result = dataToString();
+          } else {
+            multiply(0, z);
+            multiply(1 << -e, 0);
+            result = dataToString() + stringRepeat.call('0', fractDigits);
+          }
+        }
+        if (fractDigits > 0) {
+          k = result.length;
+          result = sign + (k <= fractDigits
+            ? '0.' + stringRepeat.call('0', fractDigits - k) + result
+            : result.slice(0, k - fractDigits) + '.' + result.slice(k - fractDigits));
+        } else {
+          result = sign + result;
+        } return result;
+      }
+    });
+
+    var nativeToPrecision = 1.0.toPrecision;
+
+    var FORCED$a = fails(function () {
+      // IE7-
+      return nativeToPrecision.call(1, undefined) !== '1';
+    }) || !fails(function () {
+      // V8 ~ Android 4.3-
+      nativeToPrecision.call({});
+    });
+
+    // `Number.prototype.toPrecision` method
+    // https://tc39.github.io/ecma262/#sec-number.prototype.toprecision
+    _export({ target: 'Number', proto: true, forced: FORCED$a }, {
+      toPrecision: function toPrecision(precision) {
+        return precision === undefined
+          ? nativeToPrecision.call(thisNumberValue(this))
+          : nativeToPrecision.call(thisNumberValue(this), precision);
+      }
+    });
+
+    var log$1 = Math.log;
+
+    // `Math.log1p` method implementation
+    // https://tc39.github.io/ecma262/#sec-math.log1p
+    var mathLog1p = Math.log1p || function log1p(x) {
+      return (x = +x) > -1e-8 && x < 1e-8 ? x - x * x / 2 : log$1(1 + x);
+    };
+
+    var nativeAcosh = Math.acosh;
+    var log$2 = Math.log;
+    var sqrt = Math.sqrt;
+    var LN2 = Math.LN2;
+
+    var FORCED$b = !nativeAcosh
+      // V8 bug: https://code.google.com/p/v8/issues/detail?id=3509
+      || Math.floor(nativeAcosh(Number.MAX_VALUE)) != 710
+      // Tor Browser bug: Math.acosh(Infinity) -> NaN
+      || nativeAcosh(Infinity) != Infinity;
+
+    // `Math.acosh` method
+    // https://tc39.github.io/ecma262/#sec-math.acosh
+    _export({ target: 'Math', stat: true, forced: FORCED$b }, {
+      acosh: function acosh(x) {
+        return (x = +x) < 1 ? NaN : x > 94906265.62425156
+          ? log$2(x) + LN2
+          : mathLog1p(x - 1 + sqrt(x - 1) * sqrt(x + 1));
+      }
+    });
+
+    var nativeAsinh = Math.asinh;
+    var log$3 = Math.log;
+    var sqrt$1 = Math.sqrt;
+
+    function asinh(x) {
+      return !isFinite(x = +x) || x == 0 ? x : x < 0 ? -asinh(-x) : log$3(x + sqrt$1(x * x + 1));
+    }
+
+    // `Math.asinh` method
+    // https://tc39.github.io/ecma262/#sec-math.asinh
+    // Tor Browser bug: Math.asinh(0) -> -0
+    _export({ target: 'Math', stat: true, forced: !(nativeAsinh && 1 / nativeAsinh(0) > 0) }, {
+      asinh: asinh
+    });
+
+    var nativeAtanh = Math.atanh;
+    var log$4 = Math.log;
+
+    // `Math.atanh` method
+    // https://tc39.github.io/ecma262/#sec-math.atanh
+    // Tor Browser bug: Math.atanh(-0) -> 0
+    _export({ target: 'Math', stat: true, forced: !(nativeAtanh && 1 / nativeAtanh(-0) < 0) }, {
+      atanh: function atanh(x) {
+        return (x = +x) == 0 ? x : log$4((1 + x) / (1 - x)) / 2;
+      }
+    });
+
+    // `Math.sign` method implementation
+    // https://tc39.github.io/ecma262/#sec-math.sign
+    var mathSign = Math.sign || function sign(x) {
+      // eslint-disable-next-line no-self-compare
+      return (x = +x) == 0 || x != x ? x : x < 0 ? -1 : 1;
+    };
+
+    var abs$1 = Math.abs;
+    var pow$1 = Math.pow;
+
+    // `Math.cbrt` method
+    // https://tc39.github.io/ecma262/#sec-math.cbrt
+    _export({ target: 'Math', stat: true }, {
+      cbrt: function cbrt(x) {
+        return mathSign(x = +x) * pow$1(abs$1(x), 1 / 3);
+      }
+    });
+
+    var floor$4 = Math.floor;
+    var log$5 = Math.log;
+    var LOG2E = Math.LOG2E;
+
+    // `Math.clz32` method
+    // https://tc39.github.io/ecma262/#sec-math.clz32
+    _export({ target: 'Math', stat: true }, {
+      clz32: function clz32(x) {
+        return (x >>>= 0) ? 31 - floor$4(log$5(x + 0.5) * LOG2E) : 32;
+      }
+    });
+
+    var nativeExpm1 = Math.expm1;
+    var exp = Math.exp;
+
+    // `Math.expm1` method implementation
+    // https://tc39.github.io/ecma262/#sec-math.expm1
+    var mathExpm1 = (!nativeExpm1
+      // Old FF bug
+      || nativeExpm1(10) > 22025.465794806719 || nativeExpm1(10) < 22025.4657948067165168
+      // Tor Browser bug
+      || nativeExpm1(-2e-17) != -2e-17
+    ) ? function expm1(x) {
+      return (x = +x) == 0 ? x : x > -1e-6 && x < 1e-6 ? x + x * x / 2 : exp(x) - 1;
+    } : nativeExpm1;
+
+    var nativeCosh = Math.cosh;
+    var abs$2 = Math.abs;
+    var E = Math.E;
+
+    // `Math.cosh` method
+    // https://tc39.github.io/ecma262/#sec-math.cosh
+    _export({ target: 'Math', stat: true, forced: !nativeCosh || nativeCosh(710) === Infinity }, {
+      cosh: function cosh(x) {
+        var t = mathExpm1(abs$2(x) - 1) + 1;
+        return (t + 1 / (t * E * E)) * (E / 2);
+      }
+    });
+
+    // `Math.expm1` method
+    // https://tc39.github.io/ecma262/#sec-math.expm1
+    _export({ target: 'Math', stat: true, forced: mathExpm1 != Math.expm1 }, { expm1: mathExpm1 });
+
+    var abs$3 = Math.abs;
+    var pow$2 = Math.pow;
+    var EPSILON = pow$2(2, -52);
+    var EPSILON32 = pow$2(2, -23);
+    var MAX32 = pow$2(2, 127) * (2 - EPSILON32);
+    var MIN32 = pow$2(2, -126);
+
+    var roundTiesToEven = function (n) {
+      return n + 1 / EPSILON - 1 / EPSILON;
+    };
+
+    // `Math.fround` method implementation
+    // https://tc39.github.io/ecma262/#sec-math.fround
+    var mathFround = Math.fround || function fround(x) {
+      var $abs = abs$3(x);
+      var $sign = mathSign(x);
+      var a, result;
+      if ($abs < MIN32) { return $sign * roundTiesToEven($abs / MIN32 / EPSILON32) * MIN32 * EPSILON32; }
+      a = (1 + EPSILON32 / EPSILON) * $abs;
+      result = a - (a - $abs);
+      // eslint-disable-next-line no-self-compare
+      if (result > MAX32 || result != result) { return $sign * Infinity; }
+      return $sign * result;
+    };
+
+    // `Math.fround` method
+    // https://tc39.github.io/ecma262/#sec-math.fround
+    _export({ target: 'Math', stat: true }, { fround: mathFround });
+
+    var $hypot = Math.hypot;
+    var abs$4 = Math.abs;
+    var sqrt$2 = Math.sqrt;
+
+    // Chrome 77 bug
+    // https://bugs.chromium.org/p/v8/issues/detail?id=9546
+    var BUGGY = !!$hypot && $hypot(Infinity, NaN) !== Infinity;
+
+    // `Math.hypot` method
+    // https://tc39.github.io/ecma262/#sec-math.hypot
+    _export({ target: 'Math', stat: true, forced: BUGGY }, {
+      hypot: function hypot(value1, value2) {
+        var arguments$1 = arguments;
+     // eslint-disable-line no-unused-vars
+        var sum = 0;
+        var i = 0;
+        var aLen = arguments.length;
+        var larg = 0;
+        var arg, div;
+        while (i < aLen) {
+          arg = abs$4(arguments$1[i++]);
+          if (larg < arg) {
+            div = larg / arg;
+            sum = sum * div * div + 1;
+            larg = arg;
+          } else if (arg > 0) {
+            div = arg / larg;
+            sum += div * div;
+          } else { sum += arg; }
+        }
+        return larg === Infinity ? Infinity : larg * sqrt$2(sum);
+      }
+    });
+
+    var nativeImul = Math.imul;
+
+    var FORCED$c = fails(function () {
+      return nativeImul(0xFFFFFFFF, 5) != -5 || nativeImul.length != 2;
+    });
+
+    // `Math.imul` method
+    // https://tc39.github.io/ecma262/#sec-math.imul
+    // some WebKit versions fails with big numbers, some has wrong arity
+    _export({ target: 'Math', stat: true, forced: FORCED$c }, {
+      imul: function imul(x, y) {
+        var UINT16 = 0xFFFF;
+        var xn = +x;
+        var yn = +y;
+        var xl = UINT16 & xn;
+        var yl = UINT16 & yn;
+        return 0 | xl * yl + ((UINT16 & xn >>> 16) * yl + xl * (UINT16 & yn >>> 16) << 16 >>> 0);
+      }
+    });
+
+    var log$6 = Math.log;
+    var LOG10E = Math.LOG10E;
+
+    // `Math.log10` method
+    // https://tc39.github.io/ecma262/#sec-math.log10
+    _export({ target: 'Math', stat: true }, {
+      log10: function log10(x) {
+        return log$6(x) * LOG10E;
+      }
+    });
+
+    // `Math.log1p` method
+    // https://tc39.github.io/ecma262/#sec-math.log1p
+    _export({ target: 'Math', stat: true }, { log1p: mathLog1p });
+
+    var log$7 = Math.log;
+    var LN2$1 = Math.LN2;
+
+    // `Math.log2` method
+    // https://tc39.github.io/ecma262/#sec-math.log2
+    _export({ target: 'Math', stat: true }, {
+      log2: function log2(x) {
+        return log$7(x) / LN2$1;
+      }
+    });
+
+    // `Math.sign` method
+    // https://tc39.github.io/ecma262/#sec-math.sign
+    _export({ target: 'Math', stat: true }, {
+      sign: mathSign
+    });
+
+    var abs$5 = Math.abs;
+    var exp$1 = Math.exp;
+    var E$1 = Math.E;
+
+    var FORCED$d = fails(function () {
+      return Math.sinh(-2e-17) != -2e-17;
+    });
+
+    // `Math.sinh` method
+    // https://tc39.github.io/ecma262/#sec-math.sinh
+    // V8 near Chromium 38 has a problem with very small numbers
+    _export({ target: 'Math', stat: true, forced: FORCED$d }, {
+      sinh: function sinh(x) {
+        return abs$5(x = +x) < 1 ? (mathExpm1(x) - mathExpm1(-x)) / 2 : (exp$1(x - 1) - exp$1(-x - 1)) * (E$1 / 2);
+      }
+    });
+
+    var exp$2 = Math.exp;
+
+    // `Math.tanh` method
+    // https://tc39.github.io/ecma262/#sec-math.tanh
+    _export({ target: 'Math', stat: true }, {
+      tanh: function tanh(x) {
+        var a = mathExpm1(x = +x);
+        var b = mathExpm1(-x);
+        return a == Infinity ? 1 : b == Infinity ? -1 : (a - b) / (exp$2(x) + exp$2(-x));
+      }
+    });
+
+    // Math[@@toStringTag] property
+    // https://tc39.github.io/ecma262/#sec-math-@@tostringtag
+    setToStringTag(Math, 'Math', true);
+
+    var ceil$2 = Math.ceil;
+    var floor$5 = Math.floor;
+
+    // `Math.trunc` method
+    // https://tc39.github.io/ecma262/#sec-math.trunc
+    _export({ target: 'Math', stat: true }, {
+      trunc: function trunc(it) {
+        return (it > 0 ? floor$5 : ceil$2)(it);
+      }
+    });
+
+    // `Date.now` method
+    // https://tc39.github.io/ecma262/#sec-date.now
+    _export({ target: 'Date', stat: true }, {
+      now: function now() {
+        return new Date().getTime();
+      }
+    });
+
+    var FORCED$e = fails(function () {
+      return new Date(NaN).toJSON() !== null
+        || Date.prototype.toJSON.call({ toISOString: function () { return 1; } }) !== 1;
+    });
+
+    // `Date.prototype.toJSON` method
+    // https://tc39.github.io/ecma262/#sec-date.prototype.tojson
+    _export({ target: 'Date', proto: true, forced: FORCED$e }, {
+      // eslint-disable-next-line no-unused-vars
+      toJSON: function toJSON(key) {
+        var O = toObject(this);
+        var pv = toPrimitive(O);
+        return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();
+      }
+    });
+
+    var padStart = stringPad.start;
+
+    var abs$6 = Math.abs;
+    var DatePrototype = Date.prototype;
+    var getTime = DatePrototype.getTime;
+    var nativeDateToISOString = DatePrototype.toISOString;
+
+    // `Date.prototype.toISOString` method implementation
+    // https://tc39.github.io/ecma262/#sec-date.prototype.toisostring
+    // PhantomJS / old WebKit fails here:
+    var dateToIsoString = (fails(function () {
+      return nativeDateToISOString.call(new Date(-5e13 - 1)) != '0385-07-25T07:06:39.999Z';
+    }) || !fails(function () {
+      nativeDateToISOString.call(new Date(NaN));
+    })) ? function toISOString() {
+      if (!isFinite(getTime.call(this))) { throw RangeError('Invalid time value'); }
+      var date = this;
+      var year = date.getUTCFullYear();
+      var milliseconds = date.getUTCMilliseconds();
+      var sign = year < 0 ? '-' : year > 9999 ? '+' : '';
+      return sign + padStart(abs$6(year), sign ? 6 : 4, 0) +
+        '-' + padStart(date.getUTCMonth() + 1, 2, 0) +
+        '-' + padStart(date.getUTCDate(), 2, 0) +
+        'T' + padStart(date.getUTCHours(), 2, 0) +
+        ':' + padStart(date.getUTCMinutes(), 2, 0) +
+        ':' + padStart(date.getUTCSeconds(), 2, 0) +
+        '.' + padStart(milliseconds, 3, 0) +
+        'Z';
+    } : nativeDateToISOString;
+
+    // `Date.prototype.toISOString` method
+    // https://tc39.github.io/ecma262/#sec-date.prototype.toisostring
+    // PhantomJS / old WebKit has a broken implementations
+    _export({ target: 'Date', proto: true, forced: Date.prototype.toISOString !== dateToIsoString }, {
+      toISOString: dateToIsoString
+    });
+
+    var DatePrototype$1 = Date.prototype;
+    var INVALID_DATE = 'Invalid Date';
+    var TO_STRING$1 = 'toString';
+    var nativeDateToString = DatePrototype$1[TO_STRING$1];
+    var getTime$1 = DatePrototype$1.getTime;
+
+    // `Date.prototype.toString` method
+    // https://tc39.github.io/ecma262/#sec-date.prototype.tostring
+    if (new Date(NaN) + '' != INVALID_DATE) {
+      redefine(DatePrototype$1, TO_STRING$1, function toString() {
+        var value = getTime$1.call(this);
+        // eslint-disable-next-line no-self-compare
+        return value === value ? nativeDateToString.call(this) : INVALID_DATE;
+      });
+    }
+
+    var dateToPrimitive = function (hint) {
+      if (hint !== 'string' && hint !== 'number' && hint !== 'default') {
+        throw TypeError('Incorrect hint');
+      } return toPrimitive(anObject(this), hint !== 'number');
+    };
+
+    var TO_PRIMITIVE$1 = wellKnownSymbol('toPrimitive');
+    var DatePrototype$2 = Date.prototype;
+
+    // `Date.prototype[@@toPrimitive]` method
+    // https://tc39.github.io/ecma262/#sec-date.prototype-@@toprimitive
+    if (!(TO_PRIMITIVE$1 in DatePrototype$2)) {
+      createNonEnumerableProperty(DatePrototype$2, TO_PRIMITIVE$1, dateToPrimitive);
+    }
+
+    var $stringify$1 = getBuiltIn('JSON', 'stringify');
+    var re = /[\uD800-\uDFFF]/g;
+    var low = /^[\uD800-\uDBFF]$/;
+    var hi = /^[\uDC00-\uDFFF]$/;
+
+    var fix = function (match, offset, string) {
+      var prev = string.charAt(offset - 1);
+      var next = string.charAt(offset + 1);
+      if ((low.test(match) && !hi.test(next)) || (hi.test(match) && !low.test(prev))) {
+        return '\\u' + match.charCodeAt(0).toString(16);
+      } return match;
+    };
+
+    var FORCED$f = fails(function () {
+      return $stringify$1('\uDF06\uD834') !== '"\\udf06\\ud834"'
+        || $stringify$1('\uDEAD') !== '"\\udead"';
+    });
+
+    if ($stringify$1) {
+      // https://github.com/tc39/proposal-well-formed-stringify
+      _export({ target: 'JSON', stat: true, forced: FORCED$f }, {
+        // eslint-disable-next-line no-unused-vars
+        stringify: function stringify(it, replacer, space) {
+          var result = $stringify$1.apply(null, arguments);
+          return typeof result == 'string' ? result.replace(re, fix) : result;
+        }
+      });
+    }
+
+    // JSON[@@toStringTag] property
+    // https://tc39.github.io/ecma262/#sec-json-@@tostringtag
+    setToStringTag(global_1.JSON, 'JSON', true);
+
+    var nativePromiseConstructor = global_1.Promise;
+
+    var redefineAll = function (target, src, options) {
+      for (var key in src) { redefine(target, key, src[key], options); }
+      return target;
+    };
+
+    var anInstance = function (it, Constructor, name) {
+      if (!(it instanceof Constructor)) {
+        throw TypeError('Incorrect ' + (name ? name + ' ' : '') + 'invocation');
+      } return it;
+    };
+
+    var engineIsIos = /(iphone|ipod|ipad).*applewebkit/i.test(engineUserAgent);
+
+    var location = global_1.location;
+    var set$1 = global_1.setImmediate;
+    var clear = global_1.clearImmediate;
+    var process$2 = global_1.process;
+    var MessageChannel = global_1.MessageChannel;
+    var Dispatch = global_1.Dispatch;
+    var counter = 0;
+    var queue = {};
+    var ONREADYSTATECHANGE = 'onreadystatechange';
+    var defer, channel, port;
+
+    var run = function (id) {
+      // eslint-disable-next-line no-prototype-builtins
+      if (queue.hasOwnProperty(id)) {
+        var fn = queue[id];
+        delete queue[id];
+        fn();
+      }
+    };
+
+    var runner = function (id) {
+      return function () {
+        run(id);
+      };
+    };
+
+    var listener = function (event) {
+      run(event.data);
+    };
+
+    var post = function (id) {
+      // old engines have not location.origin
+      global_1.postMessage(id + '', location.protocol + '//' + location.host);
+    };
+
+    // Node.js 0.9+ & IE10+ has setImmediate, otherwise:
+    if (!set$1 || !clear) {
+      set$1 = function setImmediate(fn) {
+        var arguments$1 = arguments;
+
+        var args = [];
+        var i = 1;
+        while (arguments.length > i) { args.push(arguments$1[i++]); }
+        queue[++counter] = function () {
+          // eslint-disable-next-line no-new-func
+          (typeof fn == 'function' ? fn : Function(fn)).apply(undefined, args);
+        };
+        defer(counter);
+        return counter;
+      };
+      clear = function clearImmediate(id) {
+        delete queue[id];
+      };
+      // Node.js 0.8-
+      if (classofRaw(process$2) == 'process') {
+        defer = function (id) {
+          process$2.nextTick(runner(id));
+        };
+      // Sphere (JS game engine) Dispatch API
+      } else if (Dispatch && Dispatch.now) {
+        defer = function (id) {
+          Dispatch.now(runner(id));
+        };
+      // Browsers with MessageChannel, includes WebWorkers
+      // except iOS - https://github.com/zloirock/core-js/issues/624
+      } else if (MessageChannel && !engineIsIos) {
+        channel = new MessageChannel();
+        port = channel.port2;
+        channel.port1.onmessage = listener;
+        defer = functionBindContext(port.postMessage, port, 1);
+      // Browsers with postMessage, skip WebWorkers
+      // IE8 has postMessage, but it's sync & typeof its postMessage is 'object'
+      } else if (global_1.addEventListener && typeof postMessage == 'function' && !global_1.importScripts && !fails(post)) {
+        defer = post;
+        global_1.addEventListener('message', listener, false);
+      // IE8-
+      } else if (ONREADYSTATECHANGE in documentCreateElement('script')) {
+        defer = function (id) {
+          html.appendChild(documentCreateElement('script'))[ONREADYSTATECHANGE] = function () {
+            html.removeChild(this);
+            run(id);
+          };
+        };
+      // Rest old browsers
+      } else {
+        defer = function (id) {
+          setTimeout(runner(id), 0);
+        };
+      }
+    }
+
+    var task = {
+      set: set$1,
+      clear: clear
+    };
+
+    var getOwnPropertyDescriptor$7 = objectGetOwnPropertyDescriptor.f;
+
+    var macrotask = task.set;
+
+
+    var MutationObserver = global_1.MutationObserver || global_1.WebKitMutationObserver;
+    var process$3 = global_1.process;
+    var Promise$1 = global_1.Promise;
+    var IS_NODE = classofRaw(process$3) == 'process';
+    // Node.js 11 shows ExperimentalWarning on getting `queueMicrotask`
+    var queueMicrotaskDescriptor = getOwnPropertyDescriptor$7(global_1, 'queueMicrotask');
+    var queueMicrotask = queueMicrotaskDescriptor && queueMicrotaskDescriptor.value;
+
+    var flush, head, last, notify, toggle, node, promise, then;
+
+    // modern engines have queueMicrotask method
+    if (!queueMicrotask) {
+      flush = function () {
+        var parent, fn;
+        if (IS_NODE && (parent = process$3.domain)) { parent.exit(); }
+        while (head) {
+          fn = head.fn;
+          head = head.next;
+          try {
+            fn();
+          } catch (error) {
+            if (head) { notify(); }
+            else { last = undefined; }
+            throw error;
+          }
+        } last = undefined;
+        if (parent) { parent.enter(); }
+      };
+
+      // Node.js
+      if (IS_NODE) {
+        notify = function () {
+          process$3.nextTick(flush);
+        };
+      // browsers with MutationObserver, except iOS - https://github.com/zloirock/core-js/issues/339
+      } else if (MutationObserver && !engineIsIos) {
+        toggle = true;
+        node = document.createTextNode('');
+        new MutationObserver(flush).observe(node, { characterData: true });
+        notify = function () {
+          node.data = toggle = !toggle;
+        };
+      // environments with maybe non-completely correct, but existent Promise
+      } else if (Promise$1 && Promise$1.resolve) {
+        // Promise.resolve without an argument throws an error in LG WebOS 2
+        promise = Promise$1.resolve(undefined);
+        then = promise.then;
+        notify = function () {
+          then.call(promise, flush);
+        };
+      // for other environments - macrotask based on:
+      // - setImmediate
+      // - MessageChannel
+      // - window.postMessag
+      // - onreadystatechange
+      // - setTimeout
+      } else {
+        notify = function () {
+          // strange IE + webpack dev server bug - use .call(global)
+          macrotask.call(global_1, flush);
+        };
+      }
+    }
+
+    var microtask = queueMicrotask || function (fn) {
+      var task = { fn: fn, next: undefined };
+      if (last) { last.next = task; }
+      if (!head) {
+        head = task;
+        notify();
+      } last = task;
+    };
+
+    var PromiseCapability = function (C) {
+      var resolve, reject;
+      this.promise = new C(function ($$resolve, $$reject) {
+        if (resolve !== undefined || reject !== undefined) { throw TypeError('Bad Promise constructor'); }
+        resolve = $$resolve;
+        reject = $$reject;
+      });
+      this.resolve = aFunction$1(resolve);
+      this.reject = aFunction$1(reject);
+    };
+
+    // 25.4.1.5 NewPromiseCapability(C)
+    var f$7 = function (C) {
+      return new PromiseCapability(C);
+    };
+
+    var newPromiseCapability = {
+    	f: f$7
+    };
+
+    var promiseResolve = function (C, x) {
+      anObject(C);
+      if (isObject(x) && x.constructor === C) { return x; }
+      var promiseCapability = newPromiseCapability.f(C);
+      var resolve = promiseCapability.resolve;
+      resolve(x);
+      return promiseCapability.promise;
+    };
+
+    var hostReportErrors = function (a, b) {
+      var console = global_1.console;
+      if (console && console.error) {
+        arguments.length === 1 ? console.error(a) : console.error(a, b);
+      }
+    };
+
+    var perform = function (exec) {
+      try {
+        return { error: false, value: exec() };
+      } catch (error) {
+        return { error: true, value: error };
+      }
+    };
+
+    var task$1 = task.set;
+
+
+
+
+
+
+
+
+
+
+    var SPECIES$6 = wellKnownSymbol('species');
+    var PROMISE = 'Promise';
+    var getInternalState$5 = internalState.get;
+    var setInternalState$5 = internalState.set;
+    var getInternalPromiseState = internalState.getterFor(PROMISE);
+    var PromiseConstructor = nativePromiseConstructor;
+    var TypeError$1 = global_1.TypeError;
+    var document$2 = global_1.document;
+    var process$4 = global_1.process;
+    var $fetch = getBuiltIn('fetch');
+    var newPromiseCapability$1 = newPromiseCapability.f;
+    var newGenericPromiseCapability = newPromiseCapability$1;
+    var IS_NODE$1 = classofRaw(process$4) == 'process';
+    var DISPATCH_EVENT = !!(document$2 && document$2.createEvent && global_1.dispatchEvent);
+    var UNHANDLED_REJECTION = 'unhandledrejection';
+    var REJECTION_HANDLED = 'rejectionhandled';
+    var PENDING = 0;
+    var FULFILLED = 1;
+    var REJECTED = 2;
+    var HANDLED = 1;
+    var UNHANDLED = 2;
+    var Internal, OwnPromiseCapability, PromiseWrapper, nativeThen;
+
+    var FORCED$g = isForced_1(PROMISE, function () {
+      var GLOBAL_CORE_JS_PROMISE = inspectSource(PromiseConstructor) !== String(PromiseConstructor);
+      if (!GLOBAL_CORE_JS_PROMISE) {
+        // V8 6.6 (Node 10 and Chrome 66) have a bug with resolving custom thenables
+        // https://bugs.chromium.org/p/chromium/issues/detail?id=830565
+        // We can't detect it synchronously, so just check versions
+        if (engineV8Version === 66) { return true; }
+        // Unhandled rejections tracking support, NodeJS Promise without it fails @@species test
+        if (!IS_NODE$1 && typeof PromiseRejectionEvent != 'function') { return true; }
+      }
+      // We can't use @@species feature detection in V8 since it causes
+      // deoptimization and performance degradation
+      // https://github.com/zloirock/core-js/issues/679
+      if (engineV8Version >= 51 && /native code/.test(PromiseConstructor)) { return false; }
+      // Detect correctness of subclassing with @@species support
+      var promise = PromiseConstructor.resolve(1);
+      var FakePromise = function (exec) {
+        exec(function () { /* empty */ }, function () { /* empty */ });
+      };
+      var constructor = promise.constructor = {};
+      constructor[SPECIES$6] = FakePromise;
+      return !(promise.then(function () { /* empty */ }) instanceof FakePromise);
+    });
+
+    var INCORRECT_ITERATION$1 = FORCED$g || !checkCorrectnessOfIteration(function (iterable) {
+      PromiseConstructor.all(iterable)['catch'](function () { /* empty */ });
+    });
+
+    // helpers
+    var isThenable = function (it) {
+      var then;
+      return isObject(it) && typeof (then = it.then) == 'function' ? then : false;
+    };
+
+    var notify$1 = function (promise, state, isReject) {
+      if (state.notified) { return; }
+      state.notified = true;
+      var chain = state.reactions;
+      microtask(function () {
+        var value = state.value;
+        var ok = state.state == FULFILLED;
+        var index = 0;
+        // variable length - can't use forEach
+        while (chain.length > index) {
+          var reaction = chain[index++];
+          var handler = ok ? reaction.ok : reaction.fail;
+          var resolve = reaction.resolve;
+          var reject = reaction.reject;
+          var domain = reaction.domain;
+          var result, then, exited;
+          try {
+            if (handler) {
+              if (!ok) {
+                if (state.rejection === UNHANDLED) { onHandleUnhandled(promise, state); }
+                state.rejection = HANDLED;
+              }
+              if (handler === true) { result = value; }
+              else {
+                if (domain) { domain.enter(); }
+                result = handler(value); // can throw
+                if (domain) {
+                  domain.exit();
+                  exited = true;
+                }
+              }
+              if (result === reaction.promise) {
+                reject(TypeError$1('Promise-chain cycle'));
+              } else if (then = isThenable(result)) {
+                then.call(result, resolve, reject);
+              } else { resolve(result); }
+            } else { reject(value); }
+          } catch (error) {
+            if (domain && !exited) { domain.exit(); }
+            reject(error);
+          }
+        }
+        state.reactions = [];
+        state.notified = false;
+        if (isReject && !state.rejection) { onUnhandled(promise, state); }
+      });
+    };
+
+    var dispatchEvent = function (name, promise, reason) {
+      var event, handler;
+      if (DISPATCH_EVENT) {
+        event = document$2.createEvent('Event');
+        event.promise = promise;
+        event.reason = reason;
+        event.initEvent(name, false, true);
+        global_1.dispatchEvent(event);
+      } else { event = { promise: promise, reason: reason }; }
+      if (handler = global_1['on' + name]) { handler(event); }
+      else if (name === UNHANDLED_REJECTION) { hostReportErrors('Unhandled promise rejection', reason); }
+    };
+
+    var onUnhandled = function (promise, state) {
+      task$1.call(global_1, function () {
+        var value = state.value;
+        var IS_UNHANDLED = isUnhandled(state);
+        var result;
+        if (IS_UNHANDLED) {
+          result = perform(function () {
+            if (IS_NODE$1) {
+              process$4.emit('unhandledRejection', value, promise);
+            } else { dispatchEvent(UNHANDLED_REJECTION, promise, value); }
+          });
+          // Browsers should not trigger `rejectionHandled` event if it was handled here, NodeJS - should
+          state.rejection = IS_NODE$1 || isUnhandled(state) ? UNHANDLED : HANDLED;
+          if (result.error) { throw result.value; }
+        }
+      });
+    };
+
+    var isUnhandled = function (state) {
+      return state.rejection !== HANDLED && !state.parent;
+    };
+
+    var onHandleUnhandled = function (promise, state) {
+      task$1.call(global_1, function () {
+        if (IS_NODE$1) {
+          process$4.emit('rejectionHandled', promise);
+        } else { dispatchEvent(REJECTION_HANDLED, promise, state.value); }
+      });
+    };
+
+    var bind = function (fn, promise, state, unwrap) {
+      return function (value) {
+        fn(promise, state, value, unwrap);
+      };
+    };
+
+    var internalReject = function (promise, state, value, unwrap) {
+      if (state.done) { return; }
+      state.done = true;
+      if (unwrap) { state = unwrap; }
+      state.value = value;
+      state.state = REJECTED;
+      notify$1(promise, state, true);
+    };
+
+    var internalResolve = function (promise, state, value, unwrap) {
+      if (state.done) { return; }
+      state.done = true;
+      if (unwrap) { state = unwrap; }
+      try {
+        if (promise === value) { throw TypeError$1("Promise can't be resolved itself"); }
+        var then = isThenable(value);
+        if (then) {
+          microtask(function () {
+            var wrapper = { done: false };
+            try {
+              then.call(value,
+                bind(internalResolve, promise, wrapper, state),
+                bind(internalReject, promise, wrapper, state)
+              );
+            } catch (error) {
+              internalReject(promise, wrapper, error, state);
+            }
+          });
+        } else {
+          state.value = value;
+          state.state = FULFILLED;
+          notify$1(promise, state, false);
+        }
+      } catch (error) {
+        internalReject(promise, { done: false }, error, state);
+      }
+    };
+
+    // constructor polyfill
+    if (FORCED$g) {
+      // 25.4.3.1 Promise(executor)
+      PromiseConstructor = function Promise(executor) {
+        anInstance(this, PromiseConstructor, PROMISE);
+        aFunction$1(executor);
+        Internal.call(this);
+        var state = getInternalState$5(this);
+        try {
+          executor(bind(internalResolve, this, state), bind(internalReject, this, state));
+        } catch (error) {
+          internalReject(this, state, error);
+        }
+      };
+      // eslint-disable-next-line no-unused-vars
+      Internal = function Promise(executor) {
+        setInternalState$5(this, {
+          type: PROMISE,
+          done: false,
+          notified: false,
+          parent: false,
+          reactions: [],
+          rejection: false,
+          state: PENDING,
+          value: undefined
+        });
+      };
+      Internal.prototype = redefineAll(PromiseConstructor.prototype, {
+        // `Promise.prototype.then` method
+        // https://tc39.github.io/ecma262/#sec-promise.prototype.then
+        then: function then(onFulfilled, onRejected) {
+          var state = getInternalPromiseState(this);
+          var reaction = newPromiseCapability$1(speciesConstructor(this, PromiseConstructor));
+          reaction.ok = typeof onFulfilled == 'function' ? onFulfilled : true;
+          reaction.fail = typeof onRejected == 'function' && onRejected;
+          reaction.domain = IS_NODE$1 ? process$4.domain : undefined;
+          state.parent = true;
+          state.reactions.push(reaction);
+          if (state.state != PENDING) { notify$1(this, state, false); }
+          return reaction.promise;
+        },
+        // `Promise.prototype.catch` method
+        // https://tc39.github.io/ecma262/#sec-promise.prototype.catch
+        'catch': function (onRejected) {
+          return this.then(undefined, onRejected);
+        }
+      });
+      OwnPromiseCapability = function () {
+        var promise = new Internal();
+        var state = getInternalState$5(promise);
+        this.promise = promise;
+        this.resolve = bind(internalResolve, promise, state);
+        this.reject = bind(internalReject, promise, state);
+      };
+      newPromiseCapability.f = newPromiseCapability$1 = function (C) {
+        return C === PromiseConstructor || C === PromiseWrapper
+          ? new OwnPromiseCapability(C)
+          : newGenericPromiseCapability(C);
+      };
+
+      if ( typeof nativePromiseConstructor == 'function') {
+        nativeThen = nativePromiseConstructor.prototype.then;
+
+        // wrap native Promise#then for native async functions
+        redefine(nativePromiseConstructor.prototype, 'then', function then(onFulfilled, onRejected) {
+          var that = this;
+          return new PromiseConstructor(function (resolve, reject) {
+            nativeThen.call(that, resolve, reject);
+          }).then(onFulfilled, onRejected);
+        // https://github.com/zloirock/core-js/issues/640
+        }, { unsafe: true });
+
+        // wrap fetch result
+        if (typeof $fetch == 'function') { _export({ global: true, enumerable: true, forced: true }, {
+          // eslint-disable-next-line no-unused-vars
+          fetch: function fetch(input /* , init */) {
+            return promiseResolve(PromiseConstructor, $fetch.apply(global_1, arguments));
+          }
+        }); }
+      }
+    }
+
+    _export({ global: true, wrap: true, forced: FORCED$g }, {
+      Promise: PromiseConstructor
+    });
+
+    setToStringTag(PromiseConstructor, PROMISE, false);
+    setSpecies(PROMISE);
+
+    PromiseWrapper = getBuiltIn(PROMISE);
+
+    // statics
+    _export({ target: PROMISE, stat: true, forced: FORCED$g }, {
+      // `Promise.reject` method
+      // https://tc39.github.io/ecma262/#sec-promise.reject
+      reject: function reject(r) {
+        var capability = newPromiseCapability$1(this);
+        capability.reject.call(undefined, r);
+        return capability.promise;
+      }
+    });
+
+    _export({ target: PROMISE, stat: true, forced:  FORCED$g }, {
+      // `Promise.resolve` method
+      // https://tc39.github.io/ecma262/#sec-promise.resolve
+      resolve: function resolve(x) {
+        return promiseResolve( this, x);
+      }
+    });
+
+    _export({ target: PROMISE, stat: true, forced: INCORRECT_ITERATION$1 }, {
+      // `Promise.all` method
+      // https://tc39.github.io/ecma262/#sec-promise.all
+      all: function all(iterable) {
+        var C = this;
+        var capability = newPromiseCapability$1(C);
+        var resolve = capability.resolve;
+        var reject = capability.reject;
+        var result = perform(function () {
+          var $promiseResolve = aFunction$1(C.resolve);
+          var values = [];
+          var counter = 0;
+          var remaining = 1;
+          iterate_1(iterable, function (promise) {
+            var index = counter++;
+            var alreadyCalled = false;
+            values.push(undefined);
+            remaining++;
+            $promiseResolve.call(C, promise).then(function (value) {
+              if (alreadyCalled) { return; }
+              alreadyCalled = true;
+              values[index] = value;
+              --remaining || resolve(values);
+            }, reject);
+          });
+          --remaining || resolve(values);
+        });
+        if (result.error) { reject(result.value); }
+        return capability.promise;
+      },
+      // `Promise.race` method
+      // https://tc39.github.io/ecma262/#sec-promise.race
+      race: function race(iterable) {
+        var C = this;
+        var capability = newPromiseCapability$1(C);
+        var reject = capability.reject;
+        var result = perform(function () {
+          var $promiseResolve = aFunction$1(C.resolve);
+          iterate_1(iterable, function (promise) {
+            $promiseResolve.call(C, promise).then(capability.resolve, reject);
+          });
+        });
+        if (result.error) { reject(result.value); }
+        return capability.promise;
+      }
+    });
+
+    // `Promise.allSettled` method
+    // https://github.com/tc39/proposal-promise-allSettled
+    _export({ target: 'Promise', stat: true }, {
+      allSettled: function allSettled(iterable) {
+        var C = this;
+        var capability = newPromiseCapability.f(C);
+        var resolve = capability.resolve;
+        var reject = capability.reject;
+        var result = perform(function () {
+          var promiseResolve = aFunction$1(C.resolve);
+          var values = [];
+          var counter = 0;
+          var remaining = 1;
+          iterate_1(iterable, function (promise) {
+            var index = counter++;
+            var alreadyCalled = false;
+            values.push(undefined);
+            remaining++;
+            promiseResolve.call(C, promise).then(function (value) {
+              if (alreadyCalled) { return; }
+              alreadyCalled = true;
+              values[index] = { status: 'fulfilled', value: value };
+              --remaining || resolve(values);
+            }, function (e) {
+              if (alreadyCalled) { return; }
+              alreadyCalled = true;
+              values[index] = { status: 'rejected', reason: e };
+              --remaining || resolve(values);
+            });
+          });
+          --remaining || resolve(values);
+        });
+        if (result.error) { reject(result.value); }
+        return capability.promise;
+      }
+    });
+
+    // Safari bug https://bugs.webkit.org/show_bug.cgi?id=200829
+    var NON_GENERIC = !!nativePromiseConstructor && fails(function () {
+      nativePromiseConstructor.prototype['finally'].call({ then: function () { /* empty */ } }, function () { /* empty */ });
+    });
+
+    // `Promise.prototype.finally` method
+    // https://tc39.github.io/ecma262/#sec-promise.prototype.finally
+    _export({ target: 'Promise', proto: true, real: true, forced: NON_GENERIC }, {
+      'finally': function (onFinally) {
+        var C = speciesConstructor(this, getBuiltIn('Promise'));
+        var isFunction = typeof onFinally == 'function';
+        return this.then(
+          isFunction ? function (x) {
+            return promiseResolve(C, onFinally()).then(function () { return x; });
+          } : onFinally,
+          isFunction ? function (e) {
+            return promiseResolve(C, onFinally()).then(function () { throw e; });
+          } : onFinally
+        );
+      }
+    });
+
+    // patch native Promise.prototype for native async functions
+    if ( typeof nativePromiseConstructor == 'function' && !nativePromiseConstructor.prototype['finally']) {
+      redefine(nativePromiseConstructor.prototype, 'finally', getBuiltIn('Promise').prototype['finally']);
+    }
+
+    var collection = function (CONSTRUCTOR_NAME, wrapper, common) {
+      var IS_MAP = CONSTRUCTOR_NAME.indexOf('Map') !== -1;
+      var IS_WEAK = CONSTRUCTOR_NAME.indexOf('Weak') !== -1;
+      var ADDER = IS_MAP ? 'set' : 'add';
+      var NativeConstructor = global_1[CONSTRUCTOR_NAME];
+      var NativePrototype = NativeConstructor && NativeConstructor.prototype;
+      var Constructor = NativeConstructor;
+      var exported = {};
+
+      var fixMethod = function (KEY) {
+        var nativeMethod = NativePrototype[KEY];
+        redefine(NativePrototype, KEY,
+          KEY == 'add' ? function add(value) {
+            nativeMethod.call(this, value === 0 ? 0 : value);
+            return this;
+          } : KEY == 'delete' ? function (key) {
+            return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
+          } : KEY == 'get' ? function get(key) {
+            return IS_WEAK && !isObject(key) ? undefined : nativeMethod.call(this, key === 0 ? 0 : key);
+          } : KEY == 'has' ? function has(key) {
+            return IS_WEAK && !isObject(key) ? false : nativeMethod.call(this, key === 0 ? 0 : key);
+          } : function set(key, value) {
+            nativeMethod.call(this, key === 0 ? 0 : key, value);
+            return this;
+          }
+        );
+      };
+
+      // eslint-disable-next-line max-len
+      if (isForced_1(CONSTRUCTOR_NAME, typeof NativeConstructor != 'function' || !(IS_WEAK || NativePrototype.forEach && !fails(function () {
+        new NativeConstructor().entries().next();
+      })))) {
+        // create collection constructor
+        Constructor = common.getConstructor(wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER);
+        internalMetadata.REQUIRED = true;
+      } else if (isForced_1(CONSTRUCTOR_NAME, true)) {
+        var instance = new Constructor();
+        // early implementations not supports chaining
+        var HASNT_CHAINING = instance[ADDER](IS_WEAK ? {} : -0, 1) != instance;
+        // V8 ~ Chromium 40- weak-collections throws on primitives, but should return false
+        var THROWS_ON_PRIMITIVES = fails(function () { instance.has(1); });
+        // most early implementations doesn't supports iterables, most modern - not close it correctly
+        // eslint-disable-next-line no-new
+        var ACCEPT_ITERABLES = checkCorrectnessOfIteration(function (iterable) { new NativeConstructor(iterable); });
+        // for early implementations -0 and +0 not the same
+        var BUGGY_ZERO = !IS_WEAK && fails(function () {
+          // V8 ~ Chromium 42- fails only with 5+ elements
+          var $instance = new NativeConstructor();
+          var index = 5;
+          while (index--) { $instance[ADDER](index, index); }
+          return !$instance.has(-0);
+        });
+
+        if (!ACCEPT_ITERABLES) {
+          Constructor = wrapper(function (dummy, iterable) {
+            anInstance(dummy, Constructor, CONSTRUCTOR_NAME);
+            var that = inheritIfRequired(new NativeConstructor(), dummy, Constructor);
+            if (iterable != undefined) { iterate_1(iterable, that[ADDER], that, IS_MAP); }
+            return that;
+          });
+          Constructor.prototype = NativePrototype;
+          NativePrototype.constructor = Constructor;
+        }
+
+        if (THROWS_ON_PRIMITIVES || BUGGY_ZERO) {
+          fixMethod('delete');
+          fixMethod('has');
+          IS_MAP && fixMethod('get');
+        }
+
+        if (BUGGY_ZERO || HASNT_CHAINING) { fixMethod(ADDER); }
+
+        // weak collections should not contains .clear method
+        if (IS_WEAK && NativePrototype.clear) { delete NativePrototype.clear; }
+      }
+
+      exported[CONSTRUCTOR_NAME] = Constructor;
+      _export({ global: true, forced: Constructor != NativeConstructor }, exported);
+
+      setToStringTag(Constructor, CONSTRUCTOR_NAME);
+
+      if (!IS_WEAK) { common.setStrong(Constructor, CONSTRUCTOR_NAME, IS_MAP); }
+
+      return Constructor;
+    };
+
+    var defineProperty$9 = objectDefineProperty.f;
+
+
+
+
+
+
+
+
+    var fastKey = internalMetadata.fastKey;
+
+
+    var setInternalState$6 = internalState.set;
+    var internalStateGetterFor = internalState.getterFor;
+
+    var collectionStrong = {
+      getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
+        var C = wrapper(function (that, iterable) {
+          anInstance(that, C, CONSTRUCTOR_NAME);
+          setInternalState$6(that, {
+            type: CONSTRUCTOR_NAME,
+            index: objectCreate(null),
+            first: undefined,
+            last: undefined,
+            size: 0
+          });
+          if (!descriptors) { that.size = 0; }
+          if (iterable != undefined) { iterate_1(iterable, that[ADDER], that, IS_MAP); }
+        });
+
+        var getInternalState = internalStateGetterFor(CONSTRUCTOR_NAME);
+
+        var define = function (that, key, value) {
+          var state = getInternalState(that);
+          var entry = getEntry(that, key);
+          var previous, index;
+          // change existing entry
+          if (entry) {
+            entry.value = value;
+          // create new entry
+          } else {
+            state.last = entry = {
+              index: index = fastKey(key, true),
+              key: key,
+              value: value,
+              previous: previous = state.last,
+              next: undefined,
+              removed: false
+            };
+            if (!state.first) { state.first = entry; }
+            if (previous) { previous.next = entry; }
+            if (descriptors) { state.size++; }
+            else { that.size++; }
+            // add to index
+            if (index !== 'F') { state.index[index] = entry; }
+          } return that;
+        };
+
+        var getEntry = function (that, key) {
+          var state = getInternalState(that);
+          // fast case
+          var index = fastKey(key);
+          var entry;
+          if (index !== 'F') { return state.index[index]; }
+          // frozen object case
+          for (entry = state.first; entry; entry = entry.next) {
+            if (entry.key == key) { return entry; }
+          }
+        };
+
+        redefineAll(C.prototype, {
+          // 23.1.3.1 Map.prototype.clear()
+          // 23.2.3.2 Set.prototype.clear()
+          clear: function clear() {
+            var that = this;
+            var state = getInternalState(that);
+            var data = state.index;
+            var entry = state.first;
+            while (entry) {
+              entry.removed = true;
+              if (entry.previous) { entry.previous = entry.previous.next = undefined; }
+              delete data[entry.index];
+              entry = entry.next;
+            }
+            state.first = state.last = undefined;
+            if (descriptors) { state.size = 0; }
+            else { that.size = 0; }
+          },
+          // 23.1.3.3 Map.prototype.delete(key)
+          // 23.2.3.4 Set.prototype.delete(value)
+          'delete': function (key) {
+            var that = this;
+            var state = getInternalState(that);
+            var entry = getEntry(that, key);
+            if (entry) {
+              var next = entry.next;
+              var prev = entry.previous;
+              delete state.index[entry.index];
+              entry.removed = true;
+              if (prev) { prev.next = next; }
+              if (next) { next.previous = prev; }
+              if (state.first == entry) { state.first = next; }
+              if (state.last == entry) { state.last = prev; }
+              if (descriptors) { state.size--; }
+              else { that.size--; }
+            } return !!entry;
+          },
+          // 23.2.3.6 Set.prototype.forEach(callbackfn, thisArg = undefined)
+          // 23.1.3.5 Map.prototype.forEach(callbackfn, thisArg = undefined)
+          forEach: function forEach(callbackfn /* , that = undefined */) {
+            var state = getInternalState(this);
+            var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+            var entry;
+            while (entry = entry ? entry.next : state.first) {
+              boundFunction(entry.value, entry.key, this);
+              // revert to the last existing entry
+              while (entry && entry.removed) { entry = entry.previous; }
+            }
+          },
+          // 23.1.3.7 Map.prototype.has(key)
+          // 23.2.3.7 Set.prototype.has(value)
+          has: function has(key) {
+            return !!getEntry(this, key);
+          }
+        });
+
+        redefineAll(C.prototype, IS_MAP ? {
+          // 23.1.3.6 Map.prototype.get(key)
+          get: function get(key) {
+            var entry = getEntry(this, key);
+            return entry && entry.value;
+          },
+          // 23.1.3.9 Map.prototype.set(key, value)
+          set: function set(key, value) {
+            return define(this, key === 0 ? 0 : key, value);
+          }
+        } : {
+          // 23.2.3.1 Set.prototype.add(value)
+          add: function add(value) {
+            return define(this, value = value === 0 ? 0 : value, value);
+          }
+        });
+        if (descriptors) { defineProperty$9(C.prototype, 'size', {
+          get: function () {
+            return getInternalState(this).size;
+          }
+        }); }
+        return C;
+      },
+      setStrong: function (C, CONSTRUCTOR_NAME, IS_MAP) {
+        var ITERATOR_NAME = CONSTRUCTOR_NAME + ' Iterator';
+        var getInternalCollectionState = internalStateGetterFor(CONSTRUCTOR_NAME);
+        var getInternalIteratorState = internalStateGetterFor(ITERATOR_NAME);
+        // add .keys, .values, .entries, [@@iterator]
+        // 23.1.3.4, 23.1.3.8, 23.1.3.11, 23.1.3.12, 23.2.3.5, 23.2.3.8, 23.2.3.10, 23.2.3.11
+        defineIterator(C, CONSTRUCTOR_NAME, function (iterated, kind) {
+          setInternalState$6(this, {
+            type: ITERATOR_NAME,
+            target: iterated,
+            state: getInternalCollectionState(iterated),
+            kind: kind,
+            last: undefined
+          });
+        }, function () {
+          var state = getInternalIteratorState(this);
+          var kind = state.kind;
+          var entry = state.last;
+          // revert to the last existing entry
+          while (entry && entry.removed) { entry = entry.previous; }
+          // get next entry
+          if (!state.target || !(state.last = entry = entry ? entry.next : state.state.first)) {
+            // or finish the iteration
+            state.target = undefined;
+            return { value: undefined, done: true };
+          }
+          // return step by kind
+          if (kind == 'keys') { return { value: entry.key, done: false }; }
+          if (kind == 'values') { return { value: entry.value, done: false }; }
+          return { value: [entry.key, entry.value], done: false };
+        }, IS_MAP ? 'entries' : 'values', !IS_MAP, true);
+
+        // add [@@species], 23.1.2.2, 23.2.2.2
+        setSpecies(CONSTRUCTOR_NAME);
+      }
+    };
+
+    // `Map` constructor
+    // https://tc39.github.io/ecma262/#sec-map-objects
+    var es_map = collection('Map', function (init) {
+      return function Map() { return init(this, arguments.length ? arguments[0] : undefined); };
+    }, collectionStrong);
+
+    // `Set` constructor
+    // https://tc39.github.io/ecma262/#sec-set-objects
+    var es_set = collection('Set', function (init) {
+      return function Set() { return init(this, arguments.length ? arguments[0] : undefined); };
+    }, collectionStrong);
+
+    var getWeakData = internalMetadata.getWeakData;
+
+
+
+
+
+
+
+
+    var setInternalState$7 = internalState.set;
+    var internalStateGetterFor$1 = internalState.getterFor;
+    var find = arrayIteration.find;
+    var findIndex = arrayIteration.findIndex;
+    var id$1 = 0;
+
+    // fallback for uncaught frozen keys
+    var uncaughtFrozenStore = function (store) {
+      return store.frozen || (store.frozen = new UncaughtFrozenStore());
+    };
+
+    var UncaughtFrozenStore = function () {
+      this.entries = [];
+    };
+
+    var findUncaughtFrozen = function (store, key) {
+      return find(store.entries, function (it) {
+        return it[0] === key;
+      });
+    };
+
+    UncaughtFrozenStore.prototype = {
+      get: function (key) {
+        var entry = findUncaughtFrozen(this, key);
+        if (entry) { return entry[1]; }
+      },
+      has: function (key) {
+        return !!findUncaughtFrozen(this, key);
+      },
+      set: function (key, value) {
+        var entry = findUncaughtFrozen(this, key);
+        if (entry) { entry[1] = value; }
+        else { this.entries.push([key, value]); }
+      },
+      'delete': function (key) {
+        var index = findIndex(this.entries, function (it) {
+          return it[0] === key;
+        });
+        if (~index) { this.entries.splice(index, 1); }
+        return !!~index;
+      }
+    };
+
+    var collectionWeak = {
+      getConstructor: function (wrapper, CONSTRUCTOR_NAME, IS_MAP, ADDER) {
+        var C = wrapper(function (that, iterable) {
+          anInstance(that, C, CONSTRUCTOR_NAME);
+          setInternalState$7(that, {
+            type: CONSTRUCTOR_NAME,
+            id: id$1++,
+            frozen: undefined
+          });
+          if (iterable != undefined) { iterate_1(iterable, that[ADDER], that, IS_MAP); }
+        });
+
+        var getInternalState = internalStateGetterFor$1(CONSTRUCTOR_NAME);
+
+        var define = function (that, key, value) {
+          var state = getInternalState(that);
+          var data = getWeakData(anObject(key), true);
+          if (data === true) { uncaughtFrozenStore(state).set(key, value); }
+          else { data[state.id] = value; }
+          return that;
+        };
+
+        redefineAll(C.prototype, {
+          // 23.3.3.2 WeakMap.prototype.delete(key)
+          // 23.4.3.3 WeakSet.prototype.delete(value)
+          'delete': function (key) {
+            var state = getInternalState(this);
+            if (!isObject(key)) { return false; }
+            var data = getWeakData(key);
+            if (data === true) { return uncaughtFrozenStore(state)['delete'](key); }
+            return data && has(data, state.id) && delete data[state.id];
+          },
+          // 23.3.3.4 WeakMap.prototype.has(key)
+          // 23.4.3.4 WeakSet.prototype.has(value)
+          has: function has$1(key) {
+            var state = getInternalState(this);
+            if (!isObject(key)) { return false; }
+            var data = getWeakData(key);
+            if (data === true) { return uncaughtFrozenStore(state).has(key); }
+            return data && has(data, state.id);
+          }
+        });
+
+        redefineAll(C.prototype, IS_MAP ? {
+          // 23.3.3.3 WeakMap.prototype.get(key)
+          get: function get(key) {
+            var state = getInternalState(this);
+            if (isObject(key)) {
+              var data = getWeakData(key);
+              if (data === true) { return uncaughtFrozenStore(state).get(key); }
+              return data ? data[state.id] : undefined;
+            }
+          },
+          // 23.3.3.5 WeakMap.prototype.set(key, value)
+          set: function set(key, value) {
+            return define(this, key, value);
+          }
+        } : {
+          // 23.4.3.1 WeakSet.prototype.add(value)
+          add: function add(value) {
+            return define(this, value, true);
+          }
+        });
+
+        return C;
+      }
+    };
+
+    var es_weakMap = createCommonjsModule(function (module) {
+
+
+
+
+
+
+    var enforceIternalState = internalState.enforce;
+
+
+    var IS_IE11 = !global_1.ActiveXObject && 'ActiveXObject' in global_1;
+    var isExtensible = Object.isExtensible;
+    var InternalWeakMap;
+
+    var wrapper = function (init) {
+      return function WeakMap() {
+        return init(this, arguments.length ? arguments[0] : undefined);
+      };
+    };
+
+    // `WeakMap` constructor
+    // https://tc39.github.io/ecma262/#sec-weakmap-constructor
+    var $WeakMap = module.exports = collection('WeakMap', wrapper, collectionWeak);
+
+    // IE11 WeakMap frozen keys fix
+    // We can't use feature detection because it crash some old IE builds
+    // https://github.com/zloirock/core-js/issues/485
+    if (nativeWeakMap && IS_IE11) {
+      InternalWeakMap = collectionWeak.getConstructor(wrapper, 'WeakMap', true);
+      internalMetadata.REQUIRED = true;
+      var WeakMapPrototype = $WeakMap.prototype;
+      var nativeDelete = WeakMapPrototype['delete'];
+      var nativeHas = WeakMapPrototype.has;
+      var nativeGet = WeakMapPrototype.get;
+      var nativeSet = WeakMapPrototype.set;
+      redefineAll(WeakMapPrototype, {
+        'delete': function (key) {
+          if (isObject(key) && !isExtensible(key)) {
+            var state = enforceIternalState(this);
+            if (!state.frozen) { state.frozen = new InternalWeakMap(); }
+            return nativeDelete.call(this, key) || state.frozen['delete'](key);
+          } return nativeDelete.call(this, key);
+        },
+        has: function has(key) {
+          if (isObject(key) && !isExtensible(key)) {
+            var state = enforceIternalState(this);
+            if (!state.frozen) { state.frozen = new InternalWeakMap(); }
+            return nativeHas.call(this, key) || state.frozen.has(key);
+          } return nativeHas.call(this, key);
+        },
+        get: function get(key) {
+          if (isObject(key) && !isExtensible(key)) {
+            var state = enforceIternalState(this);
+            if (!state.frozen) { state.frozen = new InternalWeakMap(); }
+            return nativeHas.call(this, key) ? nativeGet.call(this, key) : state.frozen.get(key);
+          } return nativeGet.call(this, key);
+        },
+        set: function set(key, value) {
+          if (isObject(key) && !isExtensible(key)) {
+            var state = enforceIternalState(this);
+            if (!state.frozen) { state.frozen = new InternalWeakMap(); }
+            nativeHas.call(this, key) ? nativeSet.call(this, key, value) : state.frozen.set(key, value);
+          } else { nativeSet.call(this, key, value); }
+          return this;
+        }
+      });
+    }
+    });
+
+    // `WeakSet` constructor
+    // https://tc39.github.io/ecma262/#sec-weakset-constructor
+    collection('WeakSet', function (init) {
+      return function WeakSet() { return init(this, arguments.length ? arguments[0] : undefined); };
+    }, collectionWeak);
+
+    var arrayBufferNative = typeof ArrayBuffer !== 'undefined' && typeof DataView !== 'undefined';
+
+    // `ToIndex` abstract operation
+    // https://tc39.github.io/ecma262/#sec-toindex
+    var toIndex = function (it) {
+      if (it === undefined) { return 0; }
+      var number = toInteger(it);
+      var length = toLength(number);
+      if (number !== length) { throw RangeError('Wrong length or index'); }
+      return length;
+    };
+
+    // IEEE754 conversions based on https://github.com/feross/ieee754
+    // eslint-disable-next-line no-shadow-restricted-names
+    var Infinity$1 = 1 / 0;
+    var abs$7 = Math.abs;
+    var pow$3 = Math.pow;
+    var floor$6 = Math.floor;
+    var log$8 = Math.log;
+    var LN2$2 = Math.LN2;
+
+    var pack = function (number, mantissaLength, bytes) {
+      var buffer = new Array(bytes);
+      var exponentLength = bytes * 8 - mantissaLength - 1;
+      var eMax = (1 << exponentLength) - 1;
+      var eBias = eMax >> 1;
+      var rt = mantissaLength === 23 ? pow$3(2, -24) - pow$3(2, -77) : 0;
+      var sign = number < 0 || number === 0 && 1 / number < 0 ? 1 : 0;
+      var index = 0;
+      var exponent, mantissa, c;
+      number = abs$7(number);
+      // eslint-disable-next-line no-self-compare
+      if (number != number || number === Infinity$1) {
+        // eslint-disable-next-line no-self-compare
+        mantissa = number != number ? 1 : 0;
+        exponent = eMax;
+      } else {
+        exponent = floor$6(log$8(number) / LN2$2);
+        if (number * (c = pow$3(2, -exponent)) < 1) {
+          exponent--;
+          c *= 2;
+        }
+        if (exponent + eBias >= 1) {
+          number += rt / c;
+        } else {
+          number += rt * pow$3(2, 1 - eBias);
+        }
+        if (number * c >= 2) {
+          exponent++;
+          c /= 2;
+        }
+        if (exponent + eBias >= eMax) {
+          mantissa = 0;
+          exponent = eMax;
+        } else if (exponent + eBias >= 1) {
+          mantissa = (number * c - 1) * pow$3(2, mantissaLength);
+          exponent = exponent + eBias;
+        } else {
+          mantissa = number * pow$3(2, eBias - 1) * pow$3(2, mantissaLength);
+          exponent = 0;
+        }
+      }
+      for (; mantissaLength >= 8; buffer[index++] = mantissa & 255, mantissa /= 256, mantissaLength -= 8){ }
+      exponent = exponent << mantissaLength | mantissa;
+      exponentLength += mantissaLength;
+      for (; exponentLength > 0; buffer[index++] = exponent & 255, exponent /= 256, exponentLength -= 8){ }
+      buffer[--index] |= sign * 128;
+      return buffer;
+    };
+
+    var unpack = function (buffer, mantissaLength) {
+      var bytes = buffer.length;
+      var exponentLength = bytes * 8 - mantissaLength - 1;
+      var eMax = (1 << exponentLength) - 1;
+      var eBias = eMax >> 1;
+      var nBits = exponentLength - 7;
+      var index = bytes - 1;
+      var sign = buffer[index--];
+      var exponent = sign & 127;
+      var mantissa;
+      sign >>= 7;
+      for (; nBits > 0; exponent = exponent * 256 + buffer[index], index--, nBits -= 8){ }
+      mantissa = exponent & (1 << -nBits) - 1;
+      exponent >>= -nBits;
+      nBits += mantissaLength;
+      for (; nBits > 0; mantissa = mantissa * 256 + buffer[index], index--, nBits -= 8){ }
+      if (exponent === 0) {
+        exponent = 1 - eBias;
+      } else if (exponent === eMax) {
+        return mantissa ? NaN : sign ? -Infinity$1 : Infinity$1;
+      } else {
+        mantissa = mantissa + pow$3(2, mantissaLength);
+        exponent = exponent - eBias;
+      } return (sign ? -1 : 1) * mantissa * pow$3(2, exponent - mantissaLength);
+    };
+
+    var ieee754 = {
+      pack: pack,
+      unpack: unpack
+    };
+
+    var getOwnPropertyNames$2 = objectGetOwnPropertyNames.f;
+    var defineProperty$a = objectDefineProperty.f;
+
+
+
+
+    var getInternalState$6 = internalState.get;
+    var setInternalState$8 = internalState.set;
+    var ARRAY_BUFFER = 'ArrayBuffer';
+    var DATA_VIEW = 'DataView';
+    var PROTOTYPE$2 = 'prototype';
+    var WRONG_LENGTH = 'Wrong length';
+    var WRONG_INDEX = 'Wrong index';
+    var NativeArrayBuffer = global_1[ARRAY_BUFFER];
+    var $ArrayBuffer = NativeArrayBuffer;
+    var $DataView = global_1[DATA_VIEW];
+    var $DataViewPrototype = $DataView && $DataView[PROTOTYPE$2];
+    var ObjectPrototype$2 = Object.prototype;
+    var RangeError$1 = global_1.RangeError;
+
+    var packIEEE754 = ieee754.pack;
+    var unpackIEEE754 = ieee754.unpack;
+
+    var packInt8 = function (number) {
+      return [number & 0xFF];
+    };
+
+    var packInt16 = function (number) {
+      return [number & 0xFF, number >> 8 & 0xFF];
+    };
+
+    var packInt32 = function (number) {
+      return [number & 0xFF, number >> 8 & 0xFF, number >> 16 & 0xFF, number >> 24 & 0xFF];
+    };
+
+    var unpackInt32 = function (buffer) {
+      return buffer[3] << 24 | buffer[2] << 16 | buffer[1] << 8 | buffer[0];
+    };
+
+    var packFloat32 = function (number) {
+      return packIEEE754(number, 23, 4);
+    };
+
+    var packFloat64 = function (number) {
+      return packIEEE754(number, 52, 8);
+    };
+
+    var addGetter = function (Constructor, key) {
+      defineProperty$a(Constructor[PROTOTYPE$2], key, { get: function () { return getInternalState$6(this)[key]; } });
+    };
+
+    var get$1 = function (view, count, index, isLittleEndian) {
+      var intIndex = toIndex(index);
+      var store = getInternalState$6(view);
+      if (intIndex + count > store.byteLength) { throw RangeError$1(WRONG_INDEX); }
+      var bytes = getInternalState$6(store.buffer).bytes;
+      var start = intIndex + store.byteOffset;
+      var pack = bytes.slice(start, start + count);
+      return isLittleEndian ? pack : pack.reverse();
+    };
+
+    var set$2 = function (view, count, index, conversion, value, isLittleEndian) {
+      var intIndex = toIndex(index);
+      var store = getInternalState$6(view);
+      if (intIndex + count > store.byteLength) { throw RangeError$1(WRONG_INDEX); }
+      var bytes = getInternalState$6(store.buffer).bytes;
+      var start = intIndex + store.byteOffset;
+      var pack = conversion(+value);
+      for (var i = 0; i < count; i++) { bytes[start + i] = pack[isLittleEndian ? i : count - i - 1]; }
+    };
+
+    if (!arrayBufferNative) {
+      $ArrayBuffer = function ArrayBuffer(length) {
+        anInstance(this, $ArrayBuffer, ARRAY_BUFFER);
+        var byteLength = toIndex(length);
+        setInternalState$8(this, {
+          bytes: arrayFill.call(new Array(byteLength), 0),
+          byteLength: byteLength
+        });
+        if (!descriptors) { this.byteLength = byteLength; }
+      };
+
+      $DataView = function DataView(buffer, byteOffset, byteLength) {
+        anInstance(this, $DataView, DATA_VIEW);
+        anInstance(buffer, $ArrayBuffer, DATA_VIEW);
+        var bufferLength = getInternalState$6(buffer).byteLength;
+        var offset = toInteger(byteOffset);
+        if (offset < 0 || offset > bufferLength) { throw RangeError$1('Wrong offset'); }
+        byteLength = byteLength === undefined ? bufferLength - offset : toLength(byteLength);
+        if (offset + byteLength > bufferLength) { throw RangeError$1(WRONG_LENGTH); }
+        setInternalState$8(this, {
+          buffer: buffer,
+          byteLength: byteLength,
+          byteOffset: offset
+        });
+        if (!descriptors) {
+          this.buffer = buffer;
+          this.byteLength = byteLength;
+          this.byteOffset = offset;
+        }
+      };
+
+      if (descriptors) {
+        addGetter($ArrayBuffer, 'byteLength');
+        addGetter($DataView, 'buffer');
+        addGetter($DataView, 'byteLength');
+        addGetter($DataView, 'byteOffset');
+      }
+
+      redefineAll($DataView[PROTOTYPE$2], {
+        getInt8: function getInt8(byteOffset) {
+          return get$1(this, 1, byteOffset)[0] << 24 >> 24;
+        },
+        getUint8: function getUint8(byteOffset) {
+          return get$1(this, 1, byteOffset)[0];
+        },
+        getInt16: function getInt16(byteOffset /* , littleEndian */) {
+          var bytes = get$1(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : undefined);
+          return (bytes[1] << 8 | bytes[0]) << 16 >> 16;
+        },
+        getUint16: function getUint16(byteOffset /* , littleEndian */) {
+          var bytes = get$1(this, 2, byteOffset, arguments.length > 1 ? arguments[1] : undefined);
+          return bytes[1] << 8 | bytes[0];
+        },
+        getInt32: function getInt32(byteOffset /* , littleEndian */) {
+          return unpackInt32(get$1(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined));
+        },
+        getUint32: function getUint32(byteOffset /* , littleEndian */) {
+          return unpackInt32(get$1(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined)) >>> 0;
+        },
+        getFloat32: function getFloat32(byteOffset /* , littleEndian */) {
+          return unpackIEEE754(get$1(this, 4, byteOffset, arguments.length > 1 ? arguments[1] : undefined), 23);
+        },
+        getFloat64: function getFloat64(byteOffset /* , littleEndian */) {
+          return unpackIEEE754(get$1(this, 8, byteOffset, arguments.length > 1 ? arguments[1] : undefined), 52);
+        },
+        setInt8: function setInt8(byteOffset, value) {
+          set$2(this, 1, byteOffset, packInt8, value);
+        },
+        setUint8: function setUint8(byteOffset, value) {
+          set$2(this, 1, byteOffset, packInt8, value);
+        },
+        setInt16: function setInt16(byteOffset, value /* , littleEndian */) {
+          set$2(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : undefined);
+        },
+        setUint16: function setUint16(byteOffset, value /* , littleEndian */) {
+          set$2(this, 2, byteOffset, packInt16, value, arguments.length > 2 ? arguments[2] : undefined);
+        },
+        setInt32: function setInt32(byteOffset, value /* , littleEndian */) {
+          set$2(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : undefined);
+        },
+        setUint32: function setUint32(byteOffset, value /* , littleEndian */) {
+          set$2(this, 4, byteOffset, packInt32, value, arguments.length > 2 ? arguments[2] : undefined);
+        },
+        setFloat32: function setFloat32(byteOffset, value /* , littleEndian */) {
+          set$2(this, 4, byteOffset, packFloat32, value, arguments.length > 2 ? arguments[2] : undefined);
+        },
+        setFloat64: function setFloat64(byteOffset, value /* , littleEndian */) {
+          set$2(this, 8, byteOffset, packFloat64, value, arguments.length > 2 ? arguments[2] : undefined);
+        }
+      });
+    } else {
+      if (!fails(function () {
+        NativeArrayBuffer(1);
+      }) || !fails(function () {
+        new NativeArrayBuffer(-1); // eslint-disable-line no-new
+      }) || fails(function () {
+        new NativeArrayBuffer(); // eslint-disable-line no-new
+        new NativeArrayBuffer(1.5); // eslint-disable-line no-new
+        new NativeArrayBuffer(NaN); // eslint-disable-line no-new
+        return NativeArrayBuffer.name != ARRAY_BUFFER;
+      })) {
+        $ArrayBuffer = function ArrayBuffer(length) {
+          anInstance(this, $ArrayBuffer);
+          return new NativeArrayBuffer(toIndex(length));
+        };
+        var ArrayBufferPrototype = $ArrayBuffer[PROTOTYPE$2] = NativeArrayBuffer[PROTOTYPE$2];
+        for (var keys$3 = getOwnPropertyNames$2(NativeArrayBuffer), j$1 = 0, key$1; keys$3.length > j$1;) {
+          if (!((key$1 = keys$3[j$1++]) in $ArrayBuffer)) {
+            createNonEnumerableProperty($ArrayBuffer, key$1, NativeArrayBuffer[key$1]);
+          }
+        }
+        ArrayBufferPrototype.constructor = $ArrayBuffer;
+      }
+
+      // WebKit bug - the same parent prototype for typed arrays and data view
+      if (objectSetPrototypeOf && objectGetPrototypeOf($DataViewPrototype) !== ObjectPrototype$2) {
+        objectSetPrototypeOf($DataViewPrototype, ObjectPrototype$2);
+      }
+
+      // iOS Safari 7.x bug
+      var testView = new $DataView(new $ArrayBuffer(2));
+      var nativeSetInt8 = $DataViewPrototype.setInt8;
+      testView.setInt8(0, 2147483648);
+      testView.setInt8(1, 2147483649);
+      if (testView.getInt8(0) || !testView.getInt8(1)) { redefineAll($DataViewPrototype, {
+        setInt8: function setInt8(byteOffset, value) {
+          nativeSetInt8.call(this, byteOffset, value << 24 >> 24);
+        },
+        setUint8: function setUint8(byteOffset, value) {
+          nativeSetInt8.call(this, byteOffset, value << 24 >> 24);
+        }
+      }, { unsafe: true }); }
+    }
+
+    setToStringTag($ArrayBuffer, ARRAY_BUFFER);
+    setToStringTag($DataView, DATA_VIEW);
+
+    var arrayBuffer = {
+      ArrayBuffer: $ArrayBuffer,
+      DataView: $DataView
+    };
+
+    var ARRAY_BUFFER$1 = 'ArrayBuffer';
+    var ArrayBuffer$1 = arrayBuffer[ARRAY_BUFFER$1];
+    var NativeArrayBuffer$1 = global_1[ARRAY_BUFFER$1];
+
+    // `ArrayBuffer` constructor
+    // https://tc39.github.io/ecma262/#sec-arraybuffer-constructor
+    _export({ global: true, forced: NativeArrayBuffer$1 !== ArrayBuffer$1 }, {
+      ArrayBuffer: ArrayBuffer$1
+    });
+
+    setSpecies(ARRAY_BUFFER$1);
+
+    var defineProperty$b = objectDefineProperty.f;
+
+
+
+
+
+    var Int8Array$1 = global_1.Int8Array;
+    var Int8ArrayPrototype = Int8Array$1 && Int8Array$1.prototype;
+    var Uint8ClampedArray = global_1.Uint8ClampedArray;
+    var Uint8ClampedArrayPrototype = Uint8ClampedArray && Uint8ClampedArray.prototype;
+    var TypedArray = Int8Array$1 && objectGetPrototypeOf(Int8Array$1);
+    var TypedArrayPrototype = Int8ArrayPrototype && objectGetPrototypeOf(Int8ArrayPrototype);
+    var ObjectPrototype$3 = Object.prototype;
+    var isPrototypeOf = ObjectPrototype$3.isPrototypeOf;
+
+    var TO_STRING_TAG$3 = wellKnownSymbol('toStringTag');
+    var TYPED_ARRAY_TAG = uid('TYPED_ARRAY_TAG');
+    // Fixing native typed arrays in Opera Presto crashes the browser, see #595
+    var NATIVE_ARRAY_BUFFER_VIEWS = arrayBufferNative && !!objectSetPrototypeOf && classof(global_1.opera) !== 'Opera';
+    var TYPED_ARRAY_TAG_REQIRED = false;
+    var NAME$1;
+
+    var TypedArrayConstructorsList = {
+      Int8Array: 1,
+      Uint8Array: 1,
+      Uint8ClampedArray: 1,
+      Int16Array: 2,
+      Uint16Array: 2,
+      Int32Array: 4,
+      Uint32Array: 4,
+      Float32Array: 4,
+      Float64Array: 8
+    };
+
+    var isView = function isView(it) {
+      var klass = classof(it);
+      return klass === 'DataView' || has(TypedArrayConstructorsList, klass);
+    };
+
+    var isTypedArray = function (it) {
+      return isObject(it) && has(TypedArrayConstructorsList, classof(it));
+    };
+
+    var aTypedArray = function (it) {
+      if (isTypedArray(it)) { return it; }
+      throw TypeError('Target is not a typed array');
+    };
+
+    var aTypedArrayConstructor = function (C) {
+      if (objectSetPrototypeOf) {
+        if (isPrototypeOf.call(TypedArray, C)) { return C; }
+      } else { for (var ARRAY in TypedArrayConstructorsList) { if (has(TypedArrayConstructorsList, NAME$1)) {
+        var TypedArrayConstructor = global_1[ARRAY];
+        if (TypedArrayConstructor && (C === TypedArrayConstructor || isPrototypeOf.call(TypedArrayConstructor, C))) {
+          return C;
+        }
+      } } } throw TypeError('Target is not a typed array constructor');
+    };
+
+    var exportTypedArrayMethod = function (KEY, property, forced) {
+      if (!descriptors) { return; }
+      if (forced) { for (var ARRAY in TypedArrayConstructorsList) {
+        var TypedArrayConstructor = global_1[ARRAY];
+        if (TypedArrayConstructor && has(TypedArrayConstructor.prototype, KEY)) {
+          delete TypedArrayConstructor.prototype[KEY];
+        }
+      } }
+      if (!TypedArrayPrototype[KEY] || forced) {
+        redefine(TypedArrayPrototype, KEY, forced ? property
+          : NATIVE_ARRAY_BUFFER_VIEWS && Int8ArrayPrototype[KEY] || property);
+      }
+    };
+
+    var exportTypedArrayStaticMethod = function (KEY, property, forced) {
+      var ARRAY, TypedArrayConstructor;
+      if (!descriptors) { return; }
+      if (objectSetPrototypeOf) {
+        if (forced) { for (ARRAY in TypedArrayConstructorsList) {
+          TypedArrayConstructor = global_1[ARRAY];
+          if (TypedArrayConstructor && has(TypedArrayConstructor, KEY)) {
+            delete TypedArrayConstructor[KEY];
+          }
+        } }
+        if (!TypedArray[KEY] || forced) {
+          // V8 ~ Chrome 49-50 `%TypedArray%` methods are non-writable non-configurable
+          try {
+            return redefine(TypedArray, KEY, forced ? property : NATIVE_ARRAY_BUFFER_VIEWS && Int8Array$1[KEY] || property);
+          } catch (error) { /* empty */ }
+        } else { return; }
+      }
+      for (ARRAY in TypedArrayConstructorsList) {
+        TypedArrayConstructor = global_1[ARRAY];
+        if (TypedArrayConstructor && (!TypedArrayConstructor[KEY] || forced)) {
+          redefine(TypedArrayConstructor, KEY, property);
+        }
+      }
+    };
+
+    for (NAME$1 in TypedArrayConstructorsList) {
+      if (!global_1[NAME$1]) { NATIVE_ARRAY_BUFFER_VIEWS = false; }
+    }
+
+    // WebKit bug - typed arrays constructors prototype is Object.prototype
+    if (!NATIVE_ARRAY_BUFFER_VIEWS || typeof TypedArray != 'function' || TypedArray === Function.prototype) {
+      // eslint-disable-next-line no-shadow
+      TypedArray = function TypedArray() {
+        throw TypeError('Incorrect invocation');
+      };
+      if (NATIVE_ARRAY_BUFFER_VIEWS) { for (NAME$1 in TypedArrayConstructorsList) {
+        if (global_1[NAME$1]) { objectSetPrototypeOf(global_1[NAME$1], TypedArray); }
+      } }
+    }
+
+    if (!NATIVE_ARRAY_BUFFER_VIEWS || !TypedArrayPrototype || TypedArrayPrototype === ObjectPrototype$3) {
+      TypedArrayPrototype = TypedArray.prototype;
+      if (NATIVE_ARRAY_BUFFER_VIEWS) { for (NAME$1 in TypedArrayConstructorsList) {
+        if (global_1[NAME$1]) { objectSetPrototypeOf(global_1[NAME$1].prototype, TypedArrayPrototype); }
+      } }
+    }
+
+    // WebKit bug - one more object in Uint8ClampedArray prototype chain
+    if (NATIVE_ARRAY_BUFFER_VIEWS && objectGetPrototypeOf(Uint8ClampedArrayPrototype) !== TypedArrayPrototype) {
+      objectSetPrototypeOf(Uint8ClampedArrayPrototype, TypedArrayPrototype);
+    }
+
+    if (descriptors && !has(TypedArrayPrototype, TO_STRING_TAG$3)) {
+      TYPED_ARRAY_TAG_REQIRED = true;
+      defineProperty$b(TypedArrayPrototype, TO_STRING_TAG$3, { get: function () {
+        return isObject(this) ? this[TYPED_ARRAY_TAG] : undefined;
+      } });
+      for (NAME$1 in TypedArrayConstructorsList) { if (global_1[NAME$1]) {
+        createNonEnumerableProperty(global_1[NAME$1], TYPED_ARRAY_TAG, NAME$1);
+      } }
+    }
+
+    var arrayBufferViewCore = {
+      NATIVE_ARRAY_BUFFER_VIEWS: NATIVE_ARRAY_BUFFER_VIEWS,
+      TYPED_ARRAY_TAG: TYPED_ARRAY_TAG_REQIRED && TYPED_ARRAY_TAG,
+      aTypedArray: aTypedArray,
+      aTypedArrayConstructor: aTypedArrayConstructor,
+      exportTypedArrayMethod: exportTypedArrayMethod,
+      exportTypedArrayStaticMethod: exportTypedArrayStaticMethod,
+      isView: isView,
+      isTypedArray: isTypedArray,
+      TypedArray: TypedArray,
+      TypedArrayPrototype: TypedArrayPrototype
+    };
+
+    var NATIVE_ARRAY_BUFFER_VIEWS$1 = arrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
+
+    // `ArrayBuffer.isView` method
+    // https://tc39.github.io/ecma262/#sec-arraybuffer.isview
+    _export({ target: 'ArrayBuffer', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS$1 }, {
+      isView: arrayBufferViewCore.isView
+    });
+
+    var ArrayBuffer$2 = arrayBuffer.ArrayBuffer;
+    var DataView$1 = arrayBuffer.DataView;
+    var nativeArrayBufferSlice = ArrayBuffer$2.prototype.slice;
+
+    var INCORRECT_SLICE = fails(function () {
+      return !new ArrayBuffer$2(2).slice(1, undefined).byteLength;
+    });
+
+    // `ArrayBuffer.prototype.slice` method
+    // https://tc39.github.io/ecma262/#sec-arraybuffer.prototype.slice
+    _export({ target: 'ArrayBuffer', proto: true, unsafe: true, forced: INCORRECT_SLICE }, {
+      slice: function slice(start, end) {
+        if (nativeArrayBufferSlice !== undefined && end === undefined) {
+          return nativeArrayBufferSlice.call(anObject(this), start); // FF fix
+        }
+        var length = anObject(this).byteLength;
+        var first = toAbsoluteIndex(start, length);
+        var fin = toAbsoluteIndex(end === undefined ? length : end, length);
+        var result = new (speciesConstructor(this, ArrayBuffer$2))(toLength(fin - first));
+        var viewSource = new DataView$1(this);
+        var viewTarget = new DataView$1(result);
+        var index = 0;
+        while (first < fin) {
+          viewTarget.setUint8(index++, viewSource.getUint8(first++));
+        } return result;
+      }
+    });
+
+    // `DataView` constructor
+    // https://tc39.github.io/ecma262/#sec-dataview-constructor
+    _export({ global: true, forced: !arrayBufferNative }, {
+      DataView: arrayBuffer.DataView
+    });
+
+    /* eslint-disable no-new */
+
+
+
+    var NATIVE_ARRAY_BUFFER_VIEWS$2 = arrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
+
+    var ArrayBuffer$3 = global_1.ArrayBuffer;
+    var Int8Array$2 = global_1.Int8Array;
+
+    var typedArrayConstructorsRequireWrappers = !NATIVE_ARRAY_BUFFER_VIEWS$2 || !fails(function () {
+      Int8Array$2(1);
+    }) || !fails(function () {
+      new Int8Array$2(-1);
+    }) || !checkCorrectnessOfIteration(function (iterable) {
+      new Int8Array$2();
+      new Int8Array$2(null);
+      new Int8Array$2(1.5);
+      new Int8Array$2(iterable);
+    }, true) || fails(function () {
+      // Safari (11+) bug - a reason why even Safari 13 should load a typed array polyfill
+      return new Int8Array$2(new ArrayBuffer$3(2), 1, undefined).length !== 1;
+    });
+
+    var toPositiveInteger = function (it) {
+      var result = toInteger(it);
+      if (result < 0) { throw RangeError("The argument can't be less than 0"); }
+      return result;
+    };
+
+    var toOffset = function (it, BYTES) {
+      var offset = toPositiveInteger(it);
+      if (offset % BYTES) { throw RangeError('Wrong offset'); }
+      return offset;
+    };
+
+    var aTypedArrayConstructor$1 = arrayBufferViewCore.aTypedArrayConstructor;
+
+    var typedArrayFrom = function from(source /* , mapfn, thisArg */) {
+      var O = toObject(source);
+      var argumentsLength = arguments.length;
+      var mapfn = argumentsLength > 1 ? arguments[1] : undefined;
+      var mapping = mapfn !== undefined;
+      var iteratorMethod = getIteratorMethod(O);
+      var i, length, result, step, iterator, next;
+      if (iteratorMethod != undefined && !isArrayIteratorMethod(iteratorMethod)) {
+        iterator = iteratorMethod.call(O);
+        next = iterator.next;
+        O = [];
+        while (!(step = next.call(iterator)).done) {
+          O.push(step.value);
+        }
+      }
+      if (mapping && argumentsLength > 2) {
+        mapfn = functionBindContext(mapfn, arguments[2], 2);
+      }
+      length = toLength(O.length);
+      result = new (aTypedArrayConstructor$1(this))(length);
+      for (i = 0; length > i; i++) {
+        result[i] = mapping ? mapfn(O[i], i) : O[i];
+      }
+      return result;
+    };
+
+    var typedArrayConstructor = createCommonjsModule(function (module) {
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    var getOwnPropertyNames = objectGetOwnPropertyNames.f;
+
+    var forEach = arrayIteration.forEach;
+
+
+
+
+
+
+    var getInternalState = internalState.get;
+    var setInternalState = internalState.set;
+    var nativeDefineProperty = objectDefineProperty.f;
+    var nativeGetOwnPropertyDescriptor = objectGetOwnPropertyDescriptor.f;
+    var round = Math.round;
+    var RangeError = global_1.RangeError;
+    var ArrayBuffer = arrayBuffer.ArrayBuffer;
+    var DataView = arrayBuffer.DataView;
+    var NATIVE_ARRAY_BUFFER_VIEWS = arrayBufferViewCore.NATIVE_ARRAY_BUFFER_VIEWS;
+    var TYPED_ARRAY_TAG = arrayBufferViewCore.TYPED_ARRAY_TAG;
+    var TypedArray = arrayBufferViewCore.TypedArray;
+    var TypedArrayPrototype = arrayBufferViewCore.TypedArrayPrototype;
+    var aTypedArrayConstructor = arrayBufferViewCore.aTypedArrayConstructor;
+    var isTypedArray = arrayBufferViewCore.isTypedArray;
+    var BYTES_PER_ELEMENT = 'BYTES_PER_ELEMENT';
+    var WRONG_LENGTH = 'Wrong length';
+
+    var fromList = function (C, list) {
+      var index = 0;
+      var length = list.length;
+      var result = new (aTypedArrayConstructor(C))(length);
+      while (length > index) { result[index] = list[index++]; }
+      return result;
+    };
+
+    var addGetter = function (it, key) {
+      nativeDefineProperty(it, key, { get: function () {
+        return getInternalState(this)[key];
+      } });
+    };
+
+    var isArrayBuffer = function (it) {
+      var klass;
+      return it instanceof ArrayBuffer || (klass = classof(it)) == 'ArrayBuffer' || klass == 'SharedArrayBuffer';
+    };
+
+    var isTypedArrayIndex = function (target, key) {
+      return isTypedArray(target)
+        && typeof key != 'symbol'
+        && key in target
+        && String(+key) == String(key);
+    };
+
+    var wrappedGetOwnPropertyDescriptor = function getOwnPropertyDescriptor(target, key) {
+      return isTypedArrayIndex(target, key = toPrimitive(key, true))
+        ? createPropertyDescriptor(2, target[key])
+        : nativeGetOwnPropertyDescriptor(target, key);
+    };
+
+    var wrappedDefineProperty = function defineProperty(target, key, descriptor) {
+      if (isTypedArrayIndex(target, key = toPrimitive(key, true))
+        && isObject(descriptor)
+        && has(descriptor, 'value')
+        && !has(descriptor, 'get')
+        && !has(descriptor, 'set')
+        // TODO: add validation descriptor w/o calling accessors
+        && !descriptor.configurable
+        && (!has(descriptor, 'writable') || descriptor.writable)
+        && (!has(descriptor, 'enumerable') || descriptor.enumerable)
+      ) {
+        target[key] = descriptor.value;
+        return target;
+      } return nativeDefineProperty(target, key, descriptor);
+    };
+
+    if (descriptors) {
+      if (!NATIVE_ARRAY_BUFFER_VIEWS) {
+        objectGetOwnPropertyDescriptor.f = wrappedGetOwnPropertyDescriptor;
+        objectDefineProperty.f = wrappedDefineProperty;
+        addGetter(TypedArrayPrototype, 'buffer');
+        addGetter(TypedArrayPrototype, 'byteOffset');
+        addGetter(TypedArrayPrototype, 'byteLength');
+        addGetter(TypedArrayPrototype, 'length');
+      }
+
+      _export({ target: 'Object', stat: true, forced: !NATIVE_ARRAY_BUFFER_VIEWS }, {
+        getOwnPropertyDescriptor: wrappedGetOwnPropertyDescriptor,
+        defineProperty: wrappedDefineProperty
+      });
+
+      module.exports = function (TYPE, wrapper, CLAMPED) {
+        var BYTES = TYPE.match(/\d+$/)[0] / 8;
+        var CONSTRUCTOR_NAME = TYPE + (CLAMPED ? 'Clamped' : '') + 'Array';
+        var GETTER = 'get' + TYPE;
+        var SETTER = 'set' + TYPE;
+        var NativeTypedArrayConstructor = global_1[CONSTRUCTOR_NAME];
+        var TypedArrayConstructor = NativeTypedArrayConstructor;
+        var TypedArrayConstructorPrototype = TypedArrayConstructor && TypedArrayConstructor.prototype;
+        var exported = {};
+
+        var getter = function (that, index) {
+          var data = getInternalState(that);
+          return data.view[GETTER](index * BYTES + data.byteOffset, true);
+        };
+
+        var setter = function (that, index, value) {
+          var data = getInternalState(that);
+          if (CLAMPED) { value = (value = round(value)) < 0 ? 0 : value > 0xFF ? 0xFF : value & 0xFF; }
+          data.view[SETTER](index * BYTES + data.byteOffset, value, true);
+        };
+
+        var addElement = function (that, index) {
+          nativeDefineProperty(that, index, {
+            get: function () {
+              return getter(this, index);
+            },
+            set: function (value) {
+              return setter(this, index, value);
+            },
+            enumerable: true
+          });
+        };
+
+        if (!NATIVE_ARRAY_BUFFER_VIEWS) {
+          TypedArrayConstructor = wrapper(function (that, data, offset, $length) {
+            anInstance(that, TypedArrayConstructor, CONSTRUCTOR_NAME);
+            var index = 0;
+            var byteOffset = 0;
+            var buffer, byteLength, length;
+            if (!isObject(data)) {
+              length = toIndex(data);
+              byteLength = length * BYTES;
+              buffer = new ArrayBuffer(byteLength);
+            } else if (isArrayBuffer(data)) {
+              buffer = data;
+              byteOffset = toOffset(offset, BYTES);
+              var $len = data.byteLength;
+              if ($length === undefined) {
+                if ($len % BYTES) { throw RangeError(WRONG_LENGTH); }
+                byteLength = $len - byteOffset;
+                if (byteLength < 0) { throw RangeError(WRONG_LENGTH); }
+              } else {
+                byteLength = toLength($length) * BYTES;
+                if (byteLength + byteOffset > $len) { throw RangeError(WRONG_LENGTH); }
+              }
+              length = byteLength / BYTES;
+            } else if (isTypedArray(data)) {
+              return fromList(TypedArrayConstructor, data);
+            } else {
+              return typedArrayFrom.call(TypedArrayConstructor, data);
+            }
+            setInternalState(that, {
+              buffer: buffer,
+              byteOffset: byteOffset,
+              byteLength: byteLength,
+              length: length,
+              view: new DataView(buffer)
+            });
+            while (index < length) { addElement(that, index++); }
+          });
+
+          if (objectSetPrototypeOf) { objectSetPrototypeOf(TypedArrayConstructor, TypedArray); }
+          TypedArrayConstructorPrototype = TypedArrayConstructor.prototype = objectCreate(TypedArrayPrototype);
+        } else if (typedArrayConstructorsRequireWrappers) {
+          TypedArrayConstructor = wrapper(function (dummy, data, typedArrayOffset, $length) {
+            anInstance(dummy, TypedArrayConstructor, CONSTRUCTOR_NAME);
+            return inheritIfRequired(function () {
+              if (!isObject(data)) { return new NativeTypedArrayConstructor(toIndex(data)); }
+              if (isArrayBuffer(data)) { return $length !== undefined
+                ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES), $length)
+                : typedArrayOffset !== undefined
+                  ? new NativeTypedArrayConstructor(data, toOffset(typedArrayOffset, BYTES))
+                  : new NativeTypedArrayConstructor(data); }
+              if (isTypedArray(data)) { return fromList(TypedArrayConstructor, data); }
+              return typedArrayFrom.call(TypedArrayConstructor, data);
+            }(), dummy, TypedArrayConstructor);
+          });
+
+          if (objectSetPrototypeOf) { objectSetPrototypeOf(TypedArrayConstructor, TypedArray); }
+          forEach(getOwnPropertyNames(NativeTypedArrayConstructor), function (key) {
+            if (!(key in TypedArrayConstructor)) {
+              createNonEnumerableProperty(TypedArrayConstructor, key, NativeTypedArrayConstructor[key]);
+            }
+          });
+          TypedArrayConstructor.prototype = TypedArrayConstructorPrototype;
+        }
+
+        if (TypedArrayConstructorPrototype.constructor !== TypedArrayConstructor) {
+          createNonEnumerableProperty(TypedArrayConstructorPrototype, 'constructor', TypedArrayConstructor);
+        }
+
+        if (TYPED_ARRAY_TAG) {
+          createNonEnumerableProperty(TypedArrayConstructorPrototype, TYPED_ARRAY_TAG, CONSTRUCTOR_NAME);
+        }
+
+        exported[CONSTRUCTOR_NAME] = TypedArrayConstructor;
+
+        _export({
+          global: true, forced: TypedArrayConstructor != NativeTypedArrayConstructor, sham: !NATIVE_ARRAY_BUFFER_VIEWS
+        }, exported);
+
+        if (!(BYTES_PER_ELEMENT in TypedArrayConstructor)) {
+          createNonEnumerableProperty(TypedArrayConstructor, BYTES_PER_ELEMENT, BYTES);
+        }
+
+        if (!(BYTES_PER_ELEMENT in TypedArrayConstructorPrototype)) {
+          createNonEnumerableProperty(TypedArrayConstructorPrototype, BYTES_PER_ELEMENT, BYTES);
+        }
+
+        setSpecies(CONSTRUCTOR_NAME);
+      };
+    } else { module.exports = function () { /* empty */ }; }
+    });
+
+    // `Int8Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Int8', function (init) {
+      return function Int8Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    // `Uint8Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Uint8', function (init) {
+      return function Uint8Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    // `Uint8ClampedArray` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Uint8', function (init) {
+      return function Uint8ClampedArray(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    }, true);
+
+    // `Int16Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Int16', function (init) {
+      return function Int16Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    // `Uint16Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Uint16', function (init) {
+      return function Uint16Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    // `Int32Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Int32', function (init) {
+      return function Int32Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    // `Uint32Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Uint32', function (init) {
+      return function Uint32Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    // `Float32Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Float32', function (init) {
+      return function Float32Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    // `Float64Array` constructor
+    // https://tc39.github.io/ecma262/#sec-typedarray-objects
+    typedArrayConstructor('Float64', function (init) {
+      return function Float64Array(data, byteOffset, length) {
+        return init(this, data, byteOffset, length);
+      };
+    });
+
+    var exportTypedArrayStaticMethod$1 = arrayBufferViewCore.exportTypedArrayStaticMethod;
+
+
+    // `%TypedArray%.from` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.from
+    exportTypedArrayStaticMethod$1('from', typedArrayFrom, typedArrayConstructorsRequireWrappers);
+
+    var aTypedArrayConstructor$2 = arrayBufferViewCore.aTypedArrayConstructor;
+    var exportTypedArrayStaticMethod$2 = arrayBufferViewCore.exportTypedArrayStaticMethod;
+
+    // `%TypedArray%.of` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.of
+    exportTypedArrayStaticMethod$2('of', function of(/* ...items */) {
+      var arguments$1 = arguments;
+
+      var index = 0;
+      var length = arguments.length;
+      var result = new (aTypedArrayConstructor$2(this))(length);
+      while (length > index) { result[index] = arguments$1[index++]; }
+      return result;
+    }, typedArrayConstructorsRequireWrappers);
+
+    var aTypedArray$1 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$1 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.copyWithin` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.copywithin
+    exportTypedArrayMethod$1('copyWithin', function copyWithin(target, start /* , end */) {
+      return arrayCopyWithin.call(aTypedArray$1(this), target, start, arguments.length > 2 ? arguments[2] : undefined);
+    });
+
+    var $every$1 = arrayIteration.every;
+
+    var aTypedArray$2 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$2 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.every` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.every
+    exportTypedArrayMethod$2('every', function every(callbackfn /* , thisArg */) {
+      return $every$1(aTypedArray$2(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var aTypedArray$3 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$3 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.fill` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.fill
+    // eslint-disable-next-line no-unused-vars
+    exportTypedArrayMethod$3('fill', function fill(value /* , start, end */) {
+      return arrayFill.apply(aTypedArray$3(this), arguments);
+    });
+
+    var $filter$1 = arrayIteration.filter;
+
+
+    var aTypedArray$4 = arrayBufferViewCore.aTypedArray;
+    var aTypedArrayConstructor$3 = arrayBufferViewCore.aTypedArrayConstructor;
+    var exportTypedArrayMethod$4 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.filter` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.filter
+    exportTypedArrayMethod$4('filter', function filter(callbackfn /* , thisArg */) {
+      var list = $filter$1(aTypedArray$4(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+      var C = speciesConstructor(this, this.constructor);
+      var index = 0;
+      var length = list.length;
+      var result = new (aTypedArrayConstructor$3(C))(length);
+      while (length > index) { result[index] = list[index++]; }
+      return result;
+    });
+
+    var $find$1 = arrayIteration.find;
+
+    var aTypedArray$5 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$5 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.find` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.find
+    exportTypedArrayMethod$5('find', function find(predicate /* , thisArg */) {
+      return $find$1(aTypedArray$5(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var $findIndex$1 = arrayIteration.findIndex;
+
+    var aTypedArray$6 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$6 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.findIndex` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.findindex
+    exportTypedArrayMethod$6('findIndex', function findIndex(predicate /* , thisArg */) {
+      return $findIndex$1(aTypedArray$6(this), predicate, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var $forEach$2 = arrayIteration.forEach;
+
+    var aTypedArray$7 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$7 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.forEach` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.foreach
+    exportTypedArrayMethod$7('forEach', function forEach(callbackfn /* , thisArg */) {
+      $forEach$2(aTypedArray$7(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var $includes$1 = arrayIncludes.includes;
+
+    var aTypedArray$8 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$8 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.includes` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.includes
+    exportTypedArrayMethod$8('includes', function includes(searchElement /* , fromIndex */) {
+      return $includes$1(aTypedArray$8(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var $indexOf$1 = arrayIncludes.indexOf;
+
+    var aTypedArray$9 = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$9 = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.indexOf` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.indexof
+    exportTypedArrayMethod$9('indexOf', function indexOf(searchElement /* , fromIndex */) {
+      return $indexOf$1(aTypedArray$9(this), searchElement, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var ITERATOR$5 = wellKnownSymbol('iterator');
+    var Uint8Array$1 = global_1.Uint8Array;
+    var arrayValues = es_array_iterator.values;
+    var arrayKeys = es_array_iterator.keys;
+    var arrayEntries = es_array_iterator.entries;
+    var aTypedArray$a = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$a = arrayBufferViewCore.exportTypedArrayMethod;
+    var nativeTypedArrayIterator = Uint8Array$1 && Uint8Array$1.prototype[ITERATOR$5];
+
+    var CORRECT_ITER_NAME = !!nativeTypedArrayIterator
+      && (nativeTypedArrayIterator.name == 'values' || nativeTypedArrayIterator.name == undefined);
+
+    var typedArrayValues = function values() {
+      return arrayValues.call(aTypedArray$a(this));
+    };
+
+    // `%TypedArray%.prototype.entries` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.entries
+    exportTypedArrayMethod$a('entries', function entries() {
+      return arrayEntries.call(aTypedArray$a(this));
+    });
+    // `%TypedArray%.prototype.keys` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.keys
+    exportTypedArrayMethod$a('keys', function keys() {
+      return arrayKeys.call(aTypedArray$a(this));
+    });
+    // `%TypedArray%.prototype.values` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.values
+    exportTypedArrayMethod$a('values', typedArrayValues, !CORRECT_ITER_NAME);
+    // `%TypedArray%.prototype[@@iterator]` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype-@@iterator
+    exportTypedArrayMethod$a(ITERATOR$5, typedArrayValues, !CORRECT_ITER_NAME);
+
+    var aTypedArray$b = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$b = arrayBufferViewCore.exportTypedArrayMethod;
+    var $join = [].join;
+
+    // `%TypedArray%.prototype.join` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.join
+    // eslint-disable-next-line no-unused-vars
+    exportTypedArrayMethod$b('join', function join(separator) {
+      return $join.apply(aTypedArray$b(this), arguments);
+    });
+
+    var aTypedArray$c = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$c = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.lastIndexOf` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.lastindexof
+    // eslint-disable-next-line no-unused-vars
+    exportTypedArrayMethod$c('lastIndexOf', function lastIndexOf(searchElement /* , fromIndex */) {
+      return arrayLastIndexOf.apply(aTypedArray$c(this), arguments);
+    });
+
+    var $map$1 = arrayIteration.map;
+
+
+    var aTypedArray$d = arrayBufferViewCore.aTypedArray;
+    var aTypedArrayConstructor$4 = arrayBufferViewCore.aTypedArrayConstructor;
+    var exportTypedArrayMethod$d = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.map` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.map
+    exportTypedArrayMethod$d('map', function map(mapfn /* , thisArg */) {
+      return $map$1(aTypedArray$d(this), mapfn, arguments.length > 1 ? arguments[1] : undefined, function (O, length) {
+        return new (aTypedArrayConstructor$4(speciesConstructor(O, O.constructor)))(length);
+      });
+    });
+
+    var $reduce$1 = arrayReduce.left;
+
+    var aTypedArray$e = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$e = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.reduce` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.reduce
+    exportTypedArrayMethod$e('reduce', function reduce(callbackfn /* , initialValue */) {
+      return $reduce$1(aTypedArray$e(this), callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var $reduceRight$1 = arrayReduce.right;
+
+    var aTypedArray$f = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$f = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.reduceRicht` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.reduceright
+    exportTypedArrayMethod$f('reduceRight', function reduceRight(callbackfn /* , initialValue */) {
+      return $reduceRight$1(aTypedArray$f(this), callbackfn, arguments.length, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var aTypedArray$g = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$g = arrayBufferViewCore.exportTypedArrayMethod;
+    var floor$7 = Math.floor;
+
+    // `%TypedArray%.prototype.reverse` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.reverse
+    exportTypedArrayMethod$g('reverse', function reverse() {
+      var that = this;
+      var length = aTypedArray$g(that).length;
+      var middle = floor$7(length / 2);
+      var index = 0;
+      var value;
+      while (index < middle) {
+        value = that[index];
+        that[index++] = that[--length];
+        that[length] = value;
+      } return that;
+    });
+
+    var aTypedArray$h = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$h = arrayBufferViewCore.exportTypedArrayMethod;
+
+    var FORCED$h = fails(function () {
+      // eslint-disable-next-line no-undef
+      new Int8Array(1).set({});
+    });
+
+    // `%TypedArray%.prototype.set` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.set
+    exportTypedArrayMethod$h('set', function set(arrayLike /* , offset */) {
+      aTypedArray$h(this);
+      var offset = toOffset(arguments.length > 1 ? arguments[1] : undefined, 1);
+      var length = this.length;
+      var src = toObject(arrayLike);
+      var len = toLength(src.length);
+      var index = 0;
+      if (len + offset > length) { throw RangeError('Wrong length'); }
+      while (index < len) { this[offset + index] = src[index++]; }
+    }, FORCED$h);
+
+    var aTypedArray$i = arrayBufferViewCore.aTypedArray;
+    var aTypedArrayConstructor$5 = arrayBufferViewCore.aTypedArrayConstructor;
+    var exportTypedArrayMethod$i = arrayBufferViewCore.exportTypedArrayMethod;
+    var $slice = [].slice;
+
+    var FORCED$i = fails(function () {
+      // eslint-disable-next-line no-undef
+      new Int8Array(1).slice();
+    });
+
+    // `%TypedArray%.prototype.slice` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.slice
+    exportTypedArrayMethod$i('slice', function slice(start, end) {
+      var list = $slice.call(aTypedArray$i(this), start, end);
+      var C = speciesConstructor(this, this.constructor);
+      var index = 0;
+      var length = list.length;
+      var result = new (aTypedArrayConstructor$5(C))(length);
+      while (length > index) { result[index] = list[index++]; }
+      return result;
+    }, FORCED$i);
+
+    var $some$1 = arrayIteration.some;
+
+    var aTypedArray$j = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$j = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.some` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.some
+    exportTypedArrayMethod$j('some', function some(callbackfn /* , thisArg */) {
+      return $some$1(aTypedArray$j(this), callbackfn, arguments.length > 1 ? arguments[1] : undefined);
+    });
+
+    var aTypedArray$k = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$k = arrayBufferViewCore.exportTypedArrayMethod;
+    var $sort = [].sort;
+
+    // `%TypedArray%.prototype.sort` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.sort
+    exportTypedArrayMethod$k('sort', function sort(comparefn) {
+      return $sort.call(aTypedArray$k(this), comparefn);
+    });
+
+    var aTypedArray$l = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$l = arrayBufferViewCore.exportTypedArrayMethod;
+
+    // `%TypedArray%.prototype.subarray` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.subarray
+    exportTypedArrayMethod$l('subarray', function subarray(begin, end) {
+      var O = aTypedArray$l(this);
+      var length = O.length;
+      var beginIndex = toAbsoluteIndex(begin, length);
+      return new (speciesConstructor(O, O.constructor))(
+        O.buffer,
+        O.byteOffset + beginIndex * O.BYTES_PER_ELEMENT,
+        toLength((end === undefined ? length : toAbsoluteIndex(end, length)) - beginIndex)
+      );
+    });
+
+    var Int8Array$3 = global_1.Int8Array;
+    var aTypedArray$m = arrayBufferViewCore.aTypedArray;
+    var exportTypedArrayMethod$m = arrayBufferViewCore.exportTypedArrayMethod;
+    var $toLocaleString = [].toLocaleString;
+    var $slice$1 = [].slice;
+
+    // iOS Safari 6.x fails here
+    var TO_LOCALE_STRING_BUG = !!Int8Array$3 && fails(function () {
+      $toLocaleString.call(new Int8Array$3(1));
+    });
+
+    var FORCED$j = fails(function () {
+      return [1, 2].toLocaleString() != new Int8Array$3([1, 2]).toLocaleString();
+    }) || !fails(function () {
+      Int8Array$3.prototype.toLocaleString.call([1, 2]);
+    });
+
+    // `%TypedArray%.prototype.toLocaleString` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.tolocalestring
+    exportTypedArrayMethod$m('toLocaleString', function toLocaleString() {
+      return $toLocaleString.apply(TO_LOCALE_STRING_BUG ? $slice$1.call(aTypedArray$m(this)) : aTypedArray$m(this), arguments);
+    }, FORCED$j);
+
+    var exportTypedArrayMethod$n = arrayBufferViewCore.exportTypedArrayMethod;
+
+
+
+    var Uint8Array$2 = global_1.Uint8Array;
+    var Uint8ArrayPrototype = Uint8Array$2 && Uint8Array$2.prototype || {};
+    var arrayToString = [].toString;
+    var arrayJoin = [].join;
+
+    if (fails(function () { arrayToString.call({}); })) {
+      arrayToString = function toString() {
+        return arrayJoin.call(this);
+      };
+    }
+
+    var IS_NOT_ARRAY_METHOD = Uint8ArrayPrototype.toString != arrayToString;
+
+    // `%TypedArray%.prototype.toString` method
+    // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.tostring
+    exportTypedArrayMethod$n('toString', arrayToString, IS_NOT_ARRAY_METHOD);
+
+    var nativeApply = getBuiltIn('Reflect', 'apply');
+    var functionApply = Function.apply;
+
+    // MS Edge argumentsList argument is optional
+    var OPTIONAL_ARGUMENTS_LIST = !fails(function () {
+      nativeApply(function () { /* empty */ });
+    });
+
+    // `Reflect.apply` method
+    // https://tc39.github.io/ecma262/#sec-reflect.apply
+    _export({ target: 'Reflect', stat: true, forced: OPTIONAL_ARGUMENTS_LIST }, {
+      apply: function apply(target, thisArgument, argumentsList) {
+        aFunction$1(target);
+        anObject(argumentsList);
+        return nativeApply
+          ? nativeApply(target, thisArgument, argumentsList)
+          : functionApply.call(target, thisArgument, argumentsList);
+      }
+    });
+
+    var nativeConstruct = getBuiltIn('Reflect', 'construct');
+
+    // `Reflect.construct` method
+    // https://tc39.github.io/ecma262/#sec-reflect.construct
+    // MS Edge supports only 2 arguments and argumentsList argument is optional
+    // FF Nightly sets third argument as `new.target`, but does not create `this` from it
+    var NEW_TARGET_BUG = fails(function () {
+      function F() { /* empty */ }
+      return !(nativeConstruct(function () { /* empty */ }, [], F) instanceof F);
+    });
+    var ARGS_BUG = !fails(function () {
+      nativeConstruct(function () { /* empty */ });
+    });
+    var FORCED$k = NEW_TARGET_BUG || ARGS_BUG;
+
+    _export({ target: 'Reflect', stat: true, forced: FORCED$k, sham: FORCED$k }, {
+      construct: function construct(Target, args /* , newTarget */) {
+        aFunction$1(Target);
+        anObject(args);
+        var newTarget = arguments.length < 3 ? Target : aFunction$1(arguments[2]);
+        if (ARGS_BUG && !NEW_TARGET_BUG) { return nativeConstruct(Target, args, newTarget); }
+        if (Target == newTarget) {
+          // w/o altered newTarget, optimization for 0-4 arguments
+          switch (args.length) {
+            case 0: return new Target();
+            case 1: return new Target(args[0]);
+            case 2: return new Target(args[0], args[1]);
+            case 3: return new Target(args[0], args[1], args[2]);
+            case 4: return new Target(args[0], args[1], args[2], args[3]);
+          }
+          // w/o altered newTarget, lot of arguments case
+          var $args = [null];
+          $args.push.apply($args, args);
+          return new (functionBind.apply(Target, $args))();
+        }
+        // with altered newTarget, not support built-in constructors
+        var proto = newTarget.prototype;
+        var instance = objectCreate(isObject(proto) ? proto : Object.prototype);
+        var result = Function.apply.call(Target, instance, args);
+        return isObject(result) ? result : instance;
+      }
+    });
+
+    // MS Edge has broken Reflect.defineProperty - throwing instead of returning false
+    var ERROR_INSTEAD_OF_FALSE = fails(function () {
+      // eslint-disable-next-line no-undef
+      Reflect.defineProperty(objectDefineProperty.f({}, 1, { value: 1 }), 1, { value: 2 });
+    });
+
+    // `Reflect.defineProperty` method
+    // https://tc39.github.io/ecma262/#sec-reflect.defineproperty
+    _export({ target: 'Reflect', stat: true, forced: ERROR_INSTEAD_OF_FALSE, sham: !descriptors }, {
+      defineProperty: function defineProperty(target, propertyKey, attributes) {
+        anObject(target);
+        var key = toPrimitive(propertyKey, true);
+        anObject(attributes);
+        try {
+          objectDefineProperty.f(target, key, attributes);
+          return true;
+        } catch (error) {
+          return false;
+        }
+      }
+    });
+
+    var getOwnPropertyDescriptor$8 = objectGetOwnPropertyDescriptor.f;
+
+    // `Reflect.deleteProperty` method
+    // https://tc39.github.io/ecma262/#sec-reflect.deleteproperty
+    _export({ target: 'Reflect', stat: true }, {
+      deleteProperty: function deleteProperty(target, propertyKey) {
+        var descriptor = getOwnPropertyDescriptor$8(anObject(target), propertyKey);
+        return descriptor && !descriptor.configurable ? false : delete target[propertyKey];
+      }
+    });
+
+    // `Reflect.get` method
+    // https://tc39.github.io/ecma262/#sec-reflect.get
+    function get$2(target, propertyKey /* , receiver */) {
+      var receiver = arguments.length < 3 ? target : arguments[2];
+      var descriptor, prototype;
+      if (anObject(target) === receiver) { return target[propertyKey]; }
+      if (descriptor = objectGetOwnPropertyDescriptor.f(target, propertyKey)) { return has(descriptor, 'value')
+        ? descriptor.value
+        : descriptor.get === undefined
+          ? undefined
+          : descriptor.get.call(receiver); }
+      if (isObject(prototype = objectGetPrototypeOf(target))) { return get$2(prototype, propertyKey, receiver); }
+    }
+
+    _export({ target: 'Reflect', stat: true }, {
+      get: get$2
+    });
+
+    // `Reflect.getOwnPropertyDescriptor` method
+    // https://tc39.github.io/ecma262/#sec-reflect.getownpropertydescriptor
+    _export({ target: 'Reflect', stat: true, sham: !descriptors }, {
+      getOwnPropertyDescriptor: function getOwnPropertyDescriptor(target, propertyKey) {
+        return objectGetOwnPropertyDescriptor.f(anObject(target), propertyKey);
+      }
+    });
+
+    // `Reflect.getPrototypeOf` method
+    // https://tc39.github.io/ecma262/#sec-reflect.getprototypeof
+    _export({ target: 'Reflect', stat: true, sham: !correctPrototypeGetter }, {
+      getPrototypeOf: function getPrototypeOf(target) {
+        return objectGetPrototypeOf(anObject(target));
+      }
+    });
+
+    // `Reflect.has` method
+    // https://tc39.github.io/ecma262/#sec-reflect.has
+    _export({ target: 'Reflect', stat: true }, {
+      has: function has(target, propertyKey) {
+        return propertyKey in target;
+      }
+    });
+
+    var objectIsExtensible = Object.isExtensible;
+
+    // `Reflect.isExtensible` method
+    // https://tc39.github.io/ecma262/#sec-reflect.isextensible
+    _export({ target: 'Reflect', stat: true }, {
+      isExtensible: function isExtensible(target) {
+        anObject(target);
+        return objectIsExtensible ? objectIsExtensible(target) : true;
+      }
+    });
+
+    // `Reflect.ownKeys` method
+    // https://tc39.github.io/ecma262/#sec-reflect.ownkeys
+    _export({ target: 'Reflect', stat: true }, {
+      ownKeys: ownKeys
+    });
+
+    // `Reflect.preventExtensions` method
+    // https://tc39.github.io/ecma262/#sec-reflect.preventextensions
+    _export({ target: 'Reflect', stat: true, sham: !freezing }, {
+      preventExtensions: function preventExtensions(target) {
+        anObject(target);
+        try {
+          var objectPreventExtensions = getBuiltIn('Object', 'preventExtensions');
+          if (objectPreventExtensions) { objectPreventExtensions(target); }
+          return true;
+        } catch (error) {
+          return false;
+        }
+      }
+    });
+
+    // `Reflect.set` method
+    // https://tc39.github.io/ecma262/#sec-reflect.set
+    function set$3(target, propertyKey, V /* , receiver */) {
+      var receiver = arguments.length < 4 ? target : arguments[3];
+      var ownDescriptor = objectGetOwnPropertyDescriptor.f(anObject(target), propertyKey);
+      var existingDescriptor, prototype;
+      if (!ownDescriptor) {
+        if (isObject(prototype = objectGetPrototypeOf(target))) {
+          return set$3(prototype, propertyKey, V, receiver);
+        }
+        ownDescriptor = createPropertyDescriptor(0);
+      }
+      if (has(ownDescriptor, 'value')) {
+        if (ownDescriptor.writable === false || !isObject(receiver)) { return false; }
+        if (existingDescriptor = objectGetOwnPropertyDescriptor.f(receiver, propertyKey)) {
+          if (existingDescriptor.get || existingDescriptor.set || existingDescriptor.writable === false) { return false; }
+          existingDescriptor.value = V;
+          objectDefineProperty.f(receiver, propertyKey, existingDescriptor);
+        } else { objectDefineProperty.f(receiver, propertyKey, createPropertyDescriptor(0, V)); }
+        return true;
+      }
+      return ownDescriptor.set === undefined ? false : (ownDescriptor.set.call(receiver, V), true);
+    }
+
+    // MS Edge 17-18 Reflect.set allows setting the property to object
+    // with non-writable property on the prototype
+    var MS_EDGE_BUG = fails(function () {
+      var object = objectDefineProperty.f({}, 'a', { configurable: true });
+      // eslint-disable-next-line no-undef
+      return Reflect.set(objectGetPrototypeOf(object), 'a', 1, object) !== false;
+    });
+
+    _export({ target: 'Reflect', stat: true, forced: MS_EDGE_BUG }, {
+      set: set$3
+    });
+
+    // `Reflect.setPrototypeOf` method
+    // https://tc39.github.io/ecma262/#sec-reflect.setprototypeof
+    if (objectSetPrototypeOf) { _export({ target: 'Reflect', stat: true }, {
+      setPrototypeOf: function setPrototypeOf(target, proto) {
+        anObject(target);
+        aPossiblePrototype(proto);
+        try {
+          objectSetPrototypeOf(target, proto);
+          return true;
+        } catch (error) {
+          return false;
+        }
+      }
+    }); }
+
+    // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
+
+
+
+
+    var metadata = shared('metadata');
+    var store$2 = metadata.store || (metadata.store = new es_weakMap());
+
+    var getOrCreateMetadataMap = function (target, targetKey, create) {
+      var targetMetadata = store$2.get(target);
+      if (!targetMetadata) {
+        if (!create) { return; }
+        store$2.set(target, targetMetadata = new es_map());
+      }
+      var keyMetadata = targetMetadata.get(targetKey);
+      if (!keyMetadata) {
+        if (!create) { return; }
+        targetMetadata.set(targetKey, keyMetadata = new es_map());
+      } return keyMetadata;
+    };
+
+    var ordinaryHasOwnMetadata = function (MetadataKey, O, P) {
+      var metadataMap = getOrCreateMetadataMap(O, P, false);
+      return metadataMap === undefined ? false : metadataMap.has(MetadataKey);
+    };
+
+    var ordinaryGetOwnMetadata = function (MetadataKey, O, P) {
+      var metadataMap = getOrCreateMetadataMap(O, P, false);
+      return metadataMap === undefined ? undefined : metadataMap.get(MetadataKey);
+    };
+
+    var ordinaryDefineOwnMetadata = function (MetadataKey, MetadataValue, O, P) {
+      getOrCreateMetadataMap(O, P, true).set(MetadataKey, MetadataValue);
+    };
+
+    var ordinaryOwnMetadataKeys = function (target, targetKey) {
+      var metadataMap = getOrCreateMetadataMap(target, targetKey, false);
+      var keys = [];
+      if (metadataMap) { metadataMap.forEach(function (_, key) { keys.push(key); }); }
+      return keys;
+    };
+
+    var toMetadataKey = function (it) {
+      return it === undefined || typeof it == 'symbol' ? it : String(it);
+    };
+
+    var reflectMetadata = {
+      store: store$2,
+      getMap: getOrCreateMetadataMap,
+      has: ordinaryHasOwnMetadata,
+      get: ordinaryGetOwnMetadata,
+      set: ordinaryDefineOwnMetadata,
+      keys: ordinaryOwnMetadataKeys,
+      toKey: toMetadataKey
+    };
+
+    var toMetadataKey$1 = reflectMetadata.toKey;
+    var ordinaryDefineOwnMetadata$1 = reflectMetadata.set;
+
+    // `Reflect.defineMetadata` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      defineMetadata: function defineMetadata(metadataKey, metadataValue, target /* , targetKey */) {
+        var targetKey = arguments.length < 4 ? undefined : toMetadataKey$1(arguments[3]);
+        ordinaryDefineOwnMetadata$1(metadataKey, metadataValue, anObject(target), targetKey);
+      }
+    });
+
+    var toMetadataKey$2 = reflectMetadata.toKey;
+    var getOrCreateMetadataMap$1 = reflectMetadata.getMap;
+    var store$3 = reflectMetadata.store;
+
+    // `Reflect.deleteMetadata` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      deleteMetadata: function deleteMetadata(metadataKey, target /* , targetKey */) {
+        var targetKey = arguments.length < 3 ? undefined : toMetadataKey$2(arguments[2]);
+        var metadataMap = getOrCreateMetadataMap$1(anObject(target), targetKey, false);
+        if (metadataMap === undefined || !metadataMap['delete'](metadataKey)) { return false; }
+        if (metadataMap.size) { return true; }
+        var targetMetadata = store$3.get(target);
+        targetMetadata['delete'](targetKey);
+        return !!targetMetadata.size || store$3['delete'](target);
+      }
+    });
+
+    var ordinaryHasOwnMetadata$1 = reflectMetadata.has;
+    var ordinaryGetOwnMetadata$1 = reflectMetadata.get;
+    var toMetadataKey$3 = reflectMetadata.toKey;
+
+    var ordinaryGetMetadata = function (MetadataKey, O, P) {
+      var hasOwn = ordinaryHasOwnMetadata$1(MetadataKey, O, P);
+      if (hasOwn) { return ordinaryGetOwnMetadata$1(MetadataKey, O, P); }
+      var parent = objectGetPrototypeOf(O);
+      return parent !== null ? ordinaryGetMetadata(MetadataKey, parent, P) : undefined;
+    };
+
+    // `Reflect.getMetadata` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      getMetadata: function getMetadata(metadataKey, target /* , targetKey */) {
+        var targetKey = arguments.length < 3 ? undefined : toMetadataKey$3(arguments[2]);
+        return ordinaryGetMetadata(metadataKey, anObject(target), targetKey);
+      }
+    });
+
+    // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
+
+
+
+
+
+
+    var ordinaryOwnMetadataKeys$1 = reflectMetadata.keys;
+    var toMetadataKey$4 = reflectMetadata.toKey;
+
+    var from = function (iter) {
+      var result = [];
+      iterate_1(iter, result.push, result);
+      return result;
+    };
+
+    var ordinaryMetadataKeys = function (O, P) {
+      var oKeys = ordinaryOwnMetadataKeys$1(O, P);
+      var parent = objectGetPrototypeOf(O);
+      if (parent === null) { return oKeys; }
+      var pKeys = ordinaryMetadataKeys(parent, P);
+      return pKeys.length ? oKeys.length ? from(new es_set(oKeys.concat(pKeys))) : pKeys : oKeys;
+    };
+
+    // `Reflect.getMetadataKeys` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      getMetadataKeys: function getMetadataKeys(target /* , targetKey */) {
+        var targetKey = arguments.length < 2 ? undefined : toMetadataKey$4(arguments[1]);
+        return ordinaryMetadataKeys(anObject(target), targetKey);
+      }
+    });
+
+    var ordinaryGetOwnMetadata$2 = reflectMetadata.get;
+    var toMetadataKey$5 = reflectMetadata.toKey;
+
+    // `Reflect.getOwnMetadata` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      getOwnMetadata: function getOwnMetadata(metadataKey, target /* , targetKey */) {
+        var targetKey = arguments.length < 3 ? undefined : toMetadataKey$5(arguments[2]);
+        return ordinaryGetOwnMetadata$2(metadataKey, anObject(target), targetKey);
+      }
+    });
+
+    var ordinaryOwnMetadataKeys$2 = reflectMetadata.keys;
+    var toMetadataKey$6 = reflectMetadata.toKey;
+
+    // `Reflect.getOwnMetadataKeys` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      getOwnMetadataKeys: function getOwnMetadataKeys(target /* , targetKey */) {
+        var targetKey = arguments.length < 2 ? undefined : toMetadataKey$6(arguments[1]);
+        return ordinaryOwnMetadataKeys$2(anObject(target), targetKey);
+      }
+    });
+
+    var ordinaryHasOwnMetadata$2 = reflectMetadata.has;
+    var toMetadataKey$7 = reflectMetadata.toKey;
+
+    var ordinaryHasMetadata = function (MetadataKey, O, P) {
+      var hasOwn = ordinaryHasOwnMetadata$2(MetadataKey, O, P);
+      if (hasOwn) { return true; }
+      var parent = objectGetPrototypeOf(O);
+      return parent !== null ? ordinaryHasMetadata(MetadataKey, parent, P) : false;
+    };
+
+    // `Reflect.hasMetadata` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      hasMetadata: function hasMetadata(metadataKey, target /* , targetKey */) {
+        var targetKey = arguments.length < 3 ? undefined : toMetadataKey$7(arguments[2]);
+        return ordinaryHasMetadata(metadataKey, anObject(target), targetKey);
+      }
+    });
+
+    var ordinaryHasOwnMetadata$3 = reflectMetadata.has;
+    var toMetadataKey$8 = reflectMetadata.toKey;
+
+    // `Reflect.hasOwnMetadata` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      hasOwnMetadata: function hasOwnMetadata(metadataKey, target /* , targetKey */) {
+        var targetKey = arguments.length < 3 ? undefined : toMetadataKey$8(arguments[2]);
+        return ordinaryHasOwnMetadata$3(metadataKey, anObject(target), targetKey);
+      }
+    });
+
+    var toMetadataKey$9 = reflectMetadata.toKey;
+    var ordinaryDefineOwnMetadata$2 = reflectMetadata.set;
+
+    // `Reflect.metadata` method
+    // https://github.com/rbuckton/reflect-metadata
+    _export({ target: 'Reflect', stat: true }, {
+      metadata: function metadata(metadataKey, metadataValue) {
+        return function decorator(target, key) {
+          ordinaryDefineOwnMetadata$2(metadataKey, metadataValue, anObject(target), toMetadataKey$9(key));
+        };
+      }
+    });
+
+    // `Math.iaddh` method
+    // https://gist.github.com/BrendanEich/4294d5c212a6d2254703
+    // TODO: Remove from `core-js@4`
+    _export({ target: 'Math', stat: true }, {
+      iaddh: function iaddh(x0, x1, y0, y1) {
+        var $x0 = x0 >>> 0;
+        var $x1 = x1 >>> 0;
+        var $y0 = y0 >>> 0;
+        return $x1 + (y1 >>> 0) + (($x0 & $y0 | ($x0 | $y0) & ~($x0 + $y0 >>> 0)) >>> 31) | 0;
+      }
+    });
+
+    // `Math.isubh` method
+    // https://gist.github.com/BrendanEich/4294d5c212a6d2254703
+    // TODO: Remove from `core-js@4`
+    _export({ target: 'Math', stat: true }, {
+      isubh: function isubh(x0, x1, y0, y1) {
+        var $x0 = x0 >>> 0;
+        var $x1 = x1 >>> 0;
+        var $y0 = y0 >>> 0;
+        return $x1 - (y1 >>> 0) - ((~$x0 & $y0 | ~($x0 ^ $y0) & $x0 - $y0 >>> 0) >>> 31) | 0;
+      }
+    });
+
+    // `Math.imulh` method
+    // https://gist.github.com/BrendanEich/4294d5c212a6d2254703
+    // TODO: Remove from `core-js@4`
+    _export({ target: 'Math', stat: true }, {
+      imulh: function imulh(u, v) {
+        var UINT16 = 0xFFFF;
+        var $u = +u;
+        var $v = +v;
+        var u0 = $u & UINT16;
+        var v0 = $v & UINT16;
+        var u1 = $u >> 16;
+        var v1 = $v >> 16;
+        var t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);
+        return u1 * v1 + (t >> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >> 16);
+      }
+    });
+
+    // `Math.umulh` method
+    // https://gist.github.com/BrendanEich/4294d5c212a6d2254703
+    // TODO: Remove from `core-js@4`
+    _export({ target: 'Math', stat: true }, {
+      umulh: function umulh(u, v) {
+        var UINT16 = 0xFFFF;
+        var $u = +u;
+        var $v = +v;
+        var u0 = $u & UINT16;
+        var v0 = $v & UINT16;
+        var u1 = $u >>> 16;
+        var v1 = $v >>> 16;
+        var t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);
+        return u1 * v1 + (t >>> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >>> 16);
+      }
+    });
+
+    var charAt$2 = stringMultibyte.charAt;
+
+    // `String.prototype.at` method
+    // https://github.com/mathiasbynens/String.prototype.at
+    _export({ target: 'String', proto: true }, {
+      at: function at(pos) {
+        return charAt$2(this, pos);
+      }
+    });
+
+    var ITERATOR$6 = wellKnownSymbol('iterator');
+
+    var nativeUrl = !fails(function () {
+      var url = new URL('b?a=1&b=2&c=3', 'http://a');
+      var searchParams = url.searchParams;
+      var result = '';
+      url.pathname = 'c%20d';
+      searchParams.forEach(function (value, key) {
+        searchParams['delete']('b');
+        result += key + value;
+      });
+      return (isPure && !url.toJSON)
+        || !searchParams.sort
+        || url.href !== 'http://a/c%20d?a=1&c=3'
+        || searchParams.get('c') !== '3'
+        || String(new URLSearchParams('?a=1')) !== 'a=1'
+        || !searchParams[ITERATOR$6]
+        // throws in Edge
+        || new URL('https://a@b').username !== 'a'
+        || new URLSearchParams(new URLSearchParams('a=b')).get('a') !== 'b'
+        // not punycoded in Edge
+        || new URL('http://тест').host !== 'xn--e1aybc'
+        // not escaped in Chrome 62-
+        || new URL('http://a#б').hash !== '#%D0%B1'
+        // fails in Chrome 66-
+        || result !== 'a1c3'
+        // throws in Safari
+        || new URL('http://x', undefined).host !== 'x';
+    });
+
+    // based on https://github.com/bestiejs/punycode.js/blob/master/punycode.js
+    var maxInt = 2147483647; // aka. 0x7FFFFFFF or 2^31-1
+    var base = 36;
+    var tMin = 1;
+    var tMax = 26;
+    var skew = 38;
+    var damp = 700;
+    var initialBias = 72;
+    var initialN = 128; // 0x80
+    var delimiter = '-'; // '\x2D'
+    var regexNonASCII = /[^\0-\u007E]/; // non-ASCII chars
+    var regexSeparators = /[.\u3002\uFF0E\uFF61]/g; // RFC 3490 separators
+    var OVERFLOW_ERROR = 'Overflow: input needs wider integers to process';
+    var baseMinusTMin = base - tMin;
+    var floor$8 = Math.floor;
+    var stringFromCharCode = String.fromCharCode;
+
+    /**
+     * Creates an array containing the numeric code points of each Unicode
+     * character in the string. While JavaScript uses UCS-2 internally,
+     * this function will convert a pair of surrogate halves (each of which
+     * UCS-2 exposes as separate characters) into a single code point,
+     * matching UTF-16.
+     */
+    var ucs2decode = function (string) {
+      var output = [];
+      var counter = 0;
+      var length = string.length;
+      while (counter < length) {
+        var value = string.charCodeAt(counter++);
+        if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
+          // It's a high surrogate, and there is a next character.
+          var extra = string.charCodeAt(counter++);
+          if ((extra & 0xFC00) == 0xDC00) { // Low surrogate.
+            output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000);
+          } else {
+            // It's an unmatched surrogate; only append this code unit, in case the
+            // next code unit is the high surrogate of a surrogate pair.
+            output.push(value);
+            counter--;
+          }
+        } else {
+          output.push(value);
+        }
+      }
+      return output;
+    };
+
+    /**
+     * Converts a digit/integer into a basic code point.
+     */
+    var digitToBasic = function (digit) {
+      //  0..25 map to ASCII a..z or A..Z
+      // 26..35 map to ASCII 0..9
+      return digit + 22 + 75 * (digit < 26);
+    };
+
+    /**
+     * Bias adaptation function as per section 3.4 of RFC 3492.
+     * https://tools.ietf.org/html/rfc3492#section-3.4
+     */
+    var adapt = function (delta, numPoints, firstTime) {
+      var k = 0;
+      delta = firstTime ? floor$8(delta / damp) : delta >> 1;
+      delta += floor$8(delta / numPoints);
+      for (; delta > baseMinusTMin * tMax >> 1; k += base) {
+        delta = floor$8(delta / baseMinusTMin);
+      }
+      return floor$8(k + (baseMinusTMin + 1) * delta / (delta + skew));
+    };
+
+    /**
+     * Converts a string of Unicode symbols (e.g. a domain name label) to a
+     * Punycode string of ASCII-only symbols.
+     */
+    // eslint-disable-next-line  max-statements
+    var encode = function (input) {
+      var output = [];
+
+      // Convert the input in UCS-2 to an array of Unicode code points.
+      input = ucs2decode(input);
+
+      // Cache the length.
+      var inputLength = input.length;
+
+      // Initialize the state.
+      var n = initialN;
+      var delta = 0;
+      var bias = initialBias;
+      var i, currentValue;
+
+      // Handle the basic code points.
+      for (i = 0; i < input.length; i++) {
+        currentValue = input[i];
+        if (currentValue < 0x80) {
+          output.push(stringFromCharCode(currentValue));
+        }
+      }
+
+      var basicLength = output.length; // number of basic code points.
+      var handledCPCount = basicLength; // number of code points that have been handled;
+
+      // Finish the basic string with a delimiter unless it's empty.
+      if (basicLength) {
+        output.push(delimiter);
+      }
+
+      // Main encoding loop:
+      while (handledCPCount < inputLength) {
+        // All non-basic code points < n have been handled already. Find the next larger one:
+        var m = maxInt;
+        for (i = 0; i < input.length; i++) {
+          currentValue = input[i];
+          if (currentValue >= n && currentValue < m) {
+            m = currentValue;
+          }
+        }
+
+        // Increase `delta` enough to advance the decoder's <n,i> state to <m,0>, but guard against overflow.
+        var handledCPCountPlusOne = handledCPCount + 1;
+        if (m - n > floor$8((maxInt - delta) / handledCPCountPlusOne)) {
+          throw RangeError(OVERFLOW_ERROR);
+        }
+
+        delta += (m - n) * handledCPCountPlusOne;
+        n = m;
+
+        for (i = 0; i < input.length; i++) {
+          currentValue = input[i];
+          if (currentValue < n && ++delta > maxInt) {
+            throw RangeError(OVERFLOW_ERROR);
+          }
+          if (currentValue == n) {
+            // Represent delta as a generalized variable-length integer.
+            var q = delta;
+            for (var k = base; /* no condition */; k += base) {
+              var t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
+              if (q < t) { break; }
+              var qMinusT = q - t;
+              var baseMinusT = base - t;
+              output.push(stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT)));
+              q = floor$8(qMinusT / baseMinusT);
+            }
+
+            output.push(stringFromCharCode(digitToBasic(q)));
+            bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);
+            delta = 0;
+            ++handledCPCount;
+          }
+        }
+
+        ++delta;
+        ++n;
+      }
+      return output.join('');
+    };
+
+    var stringPunycodeToAscii = function (input) {
+      var encoded = [];
+      var labels = input.toLowerCase().replace(regexSeparators, '\u002E').split('.');
+      var i, label;
+      for (i = 0; i < labels.length; i++) {
+        label = labels[i];
+        encoded.push(regexNonASCII.test(label) ? 'xn--' + encode(label) : label);
+      }
+      return encoded.join('.');
+    };
+
+    var getIterator = function (it) {
+      var iteratorMethod = getIteratorMethod(it);
+      if (typeof iteratorMethod != 'function') {
+        throw TypeError(String(it) + ' is not iterable');
+      } return anObject(iteratorMethod.call(it));
+    };
+
+    // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+    var $fetch$1 = getBuiltIn('fetch');
+    var Headers = getBuiltIn('Headers');
+    var ITERATOR$7 = wellKnownSymbol('iterator');
+    var URL_SEARCH_PARAMS = 'URLSearchParams';
+    var URL_SEARCH_PARAMS_ITERATOR = URL_SEARCH_PARAMS + 'Iterator';
+    var setInternalState$9 = internalState.set;
+    var getInternalParamsState = internalState.getterFor(URL_SEARCH_PARAMS);
+    var getInternalIteratorState = internalState.getterFor(URL_SEARCH_PARAMS_ITERATOR);
+
+    var plus = /\+/g;
+    var sequences = Array(4);
+
+    var percentSequence = function (bytes) {
+      return sequences[bytes - 1] || (sequences[bytes - 1] = RegExp('((?:%[\\da-f]{2}){' + bytes + '})', 'gi'));
+    };
+
+    var percentDecode = function (sequence) {
+      try {
+        return decodeURIComponent(sequence);
+      } catch (error) {
+        return sequence;
+      }
+    };
+
+    var deserialize = function (it) {
+      var result = it.replace(plus, ' ');
+      var bytes = 4;
+      try {
+        return decodeURIComponent(result);
+      } catch (error) {
+        while (bytes) {
+          result = result.replace(percentSequence(bytes--), percentDecode);
+        }
+        return result;
+      }
+    };
+
+    var find$1 = /[!'()~]|%20/g;
+
+    var replace = {
+      '!': '%21',
+      "'": '%27',
+      '(': '%28',
+      ')': '%29',
+      '~': '%7E',
+      '%20': '+'
+    };
+
+    var replacer = function (match) {
+      return replace[match];
+    };
+
+    var serialize = function (it) {
+      return encodeURIComponent(it).replace(find$1, replacer);
+    };
+
+    var parseSearchParams = function (result, query) {
+      if (query) {
+        var attributes = query.split('&');
+        var index = 0;
+        var attribute, entry;
+        while (index < attributes.length) {
+          attribute = attributes[index++];
+          if (attribute.length) {
+            entry = attribute.split('=');
+            result.push({
+              key: deserialize(entry.shift()),
+              value: deserialize(entry.join('='))
+            });
+          }
+        }
+      }
+    };
+
+    var updateSearchParams = function (query) {
+      this.entries.length = 0;
+      parseSearchParams(this.entries, query);
+    };
+
+    var validateArgumentsLength = function (passed, required) {
+      if (passed < required) { throw TypeError('Not enough arguments'); }
+    };
+
+    var URLSearchParamsIterator = createIteratorConstructor(function Iterator(params, kind) {
+      setInternalState$9(this, {
+        type: URL_SEARCH_PARAMS_ITERATOR,
+        iterator: getIterator(getInternalParamsState(params).entries),
+        kind: kind
+      });
+    }, 'Iterator', function next() {
+      var state = getInternalIteratorState(this);
+      var kind = state.kind;
+      var step = state.iterator.next();
+      var entry = step.value;
+      if (!step.done) {
+        step.value = kind === 'keys' ? entry.key : kind === 'values' ? entry.value : [entry.key, entry.value];
+      } return step;
+    });
+
+    // `URLSearchParams` constructor
+    // https://url.spec.whatwg.org/#interface-urlsearchparams
+    var URLSearchParamsConstructor = function URLSearchParams(/* init */) {
+      anInstance(this, URLSearchParamsConstructor, URL_SEARCH_PARAMS);
+      var init = arguments.length > 0 ? arguments[0] : undefined;
+      var that = this;
+      var entries = [];
+      var iteratorMethod, iterator, next, step, entryIterator, entryNext, first, second, key;
+
+      setInternalState$9(that, {
+        type: URL_SEARCH_PARAMS,
+        entries: entries,
+        updateURL: function () { /* empty */ },
+        updateSearchParams: updateSearchParams
+      });
+
+      if (init !== undefined) {
+        if (isObject(init)) {
+          iteratorMethod = getIteratorMethod(init);
+          if (typeof iteratorMethod === 'function') {
+            iterator = iteratorMethod.call(init);
+            next = iterator.next;
+            while (!(step = next.call(iterator)).done) {
+              entryIterator = getIterator(anObject(step.value));
+              entryNext = entryIterator.next;
+              if (
+                (first = entryNext.call(entryIterator)).done ||
+                (second = entryNext.call(entryIterator)).done ||
+                !entryNext.call(entryIterator).done
+              ) { throw TypeError('Expected sequence with length 2'); }
+              entries.push({ key: first.value + '', value: second.value + '' });
+            }
+          } else { for (key in init) { if (has(init, key)) { entries.push({ key: key, value: init[key] + '' }); } } }
+        } else {
+          parseSearchParams(entries, typeof init === 'string' ? init.charAt(0) === '?' ? init.slice(1) : init : init + '');
+        }
+      }
+    };
+
+    var URLSearchParamsPrototype = URLSearchParamsConstructor.prototype;
+
+    redefineAll(URLSearchParamsPrototype, {
+      // `URLSearchParams.prototype.appent` method
+      // https://url.spec.whatwg.org/#dom-urlsearchparams-append
+      append: function append(name, value) {
+        validateArgumentsLength(arguments.length, 2);
+        var state = getInternalParamsState(this);
+        state.entries.push({ key: name + '', value: value + '' });
+        state.updateURL();
+      },
+      // `URLSearchParams.prototype.delete` method
+      // https://url.spec.whatwg.org/#dom-urlsearchparams-delete
+      'delete': function (name) {
+        validateArgumentsLength(arguments.length, 1);
+        var state = getInternalParamsState(this);
+        var entries = state.entries;
+        var key = name + '';
+        var index = 0;
+        while (index < entries.length) {
+          if (entries[index].key === key) { entries.splice(index, 1); }
+          else { index++; }
+        }
+        state.updateURL();
+      },
+      // `URLSearchParams.prototype.get` method
+      // https://url.spec.whatwg.org/#dom-urlsearchparams-get
+      get: function get(name) {
+        validateArgumentsLength(arguments.length, 1);
+        var entries = getInternalParamsState(this).entries;
+        var key = name + '';
+        var index = 0;
+        for (; index < entries.length; index++) {
+          if (entries[index].key === key) { return entries[index].value; }
+        }
+        return null;
+      },
+      // `URLSearchParams.prototype.getAll` method
+      // https://url.spec.whatwg.org/#dom-urlsearchparams-getall
+      getAll: function getAll(name) {
+        validateArgumentsLength(arguments.length, 1);
+        var entries = getInternalParamsState(this).entries;
+        var key = name + '';
+        var result = [];
+        var index = 0;
+        for (; index < entries.length; index++) {
+          if (entries[index].key === key) { result.push(entries[index].value); }
+        }
+        return result;
+      },
+      // `URLSearchParams.prototype.has` method
+      // https://url.spec.whatwg.org/#dom-urlsearchparams-has
+      has: function has(name) {
+        validateArgumentsLength(arguments.length, 1);
+        var entries = getInternalParamsState(this).entries;
+        var key = name + '';
+        var index = 0;
+        while (index < entries.length) {
+          if (entries[index++].key === key) { return true; }
+        }
+        return false;
+      },
+      // `URLSearchParams.prototype.set` method
+      // https://url.spec.whatwg.org/#dom-urlsearchparams-set
+      set: function set(name, value) {
+        validateArgumentsLength(arguments.length, 1);
+        var state = getInternalParamsState(this);
+        var entries = state.entries;
+        var found = false;
+        var key = name + '';
+        var val = value + '';
+        var index = 0;
+        var entry;
+        for (; index < entries.length; index++) {
+          entry = entries[index];
+          if (entry.key === key) {
+            if (found) { entries.splice(index--, 1); }
+            else {
+              found = true;
+              entry.value = val;
+            }
+          }
+        }
+        if (!found) { entries.push({ key: key, value: val }); }
+        state.updateURL();
+      },
+      // `URLSearchParams.prototype.sort` method
+      // https://url.spec.whatwg.org/#dom-urlsearchparams-sort
+      sort: function sort() {
+        var state = getInternalParamsState(this);
+        var entries = state.entries;
+        // Array#sort is not stable in some engines
+        var slice = entries.slice();
+        var entry, entriesIndex, sliceIndex;
+        entries.length = 0;
+        for (sliceIndex = 0; sliceIndex < slice.length; sliceIndex++) {
+          entry = slice[sliceIndex];
+          for (entriesIndex = 0; entriesIndex < sliceIndex; entriesIndex++) {
+            if (entries[entriesIndex].key > entry.key) {
+              entries.splice(entriesIndex, 0, entry);
+              break;
+            }
+          }
+          if (entriesIndex === sliceIndex) { entries.push(entry); }
+        }
+        state.updateURL();
+      },
+      // `URLSearchParams.prototype.forEach` method
+      forEach: function forEach(callback /* , thisArg */) {
+        var entries = getInternalParamsState(this).entries;
+        var boundFunction = functionBindContext(callback, arguments.length > 1 ? arguments[1] : undefined, 3);
+        var index = 0;
+        var entry;
+        while (index < entries.length) {
+          entry = entries[index++];
+          boundFunction(entry.value, entry.key, this);
+        }
+      },
+      // `URLSearchParams.prototype.keys` method
+      keys: function keys() {
+        return new URLSearchParamsIterator(this, 'keys');
+      },
+      // `URLSearchParams.prototype.values` method
+      values: function values() {
+        return new URLSearchParamsIterator(this, 'values');
+      },
+      // `URLSearchParams.prototype.entries` method
+      entries: function entries() {
+        return new URLSearchParamsIterator(this, 'entries');
+      }
+    }, { enumerable: true });
+
+    // `URLSearchParams.prototype[@@iterator]` method
+    redefine(URLSearchParamsPrototype, ITERATOR$7, URLSearchParamsPrototype.entries);
+
+    // `URLSearchParams.prototype.toString` method
+    // https://url.spec.whatwg.org/#urlsearchparams-stringification-behavior
+    redefine(URLSearchParamsPrototype, 'toString', function toString() {
+      var entries = getInternalParamsState(this).entries;
+      var result = [];
+      var index = 0;
+      var entry;
+      while (index < entries.length) {
+        entry = entries[index++];
+        result.push(serialize(entry.key) + '=' + serialize(entry.value));
+      } return result.join('&');
+    }, { enumerable: true });
+
+    setToStringTag(URLSearchParamsConstructor, URL_SEARCH_PARAMS);
+
+    _export({ global: true, forced: !nativeUrl }, {
+      URLSearchParams: URLSearchParamsConstructor
+    });
+
+    // Wrap `fetch` for correct work with polyfilled `URLSearchParams`
+    // https://github.com/zloirock/core-js/issues/674
+    if (!nativeUrl && typeof $fetch$1 == 'function' && typeof Headers == 'function') {
+      _export({ global: true, enumerable: true, forced: true }, {
+        fetch: function fetch(input /* , init */) {
+          var args = [input];
+          var init, body, headers;
+          if (arguments.length > 1) {
+            init = arguments[1];
+            if (isObject(init)) {
+              body = init.body;
+              if (classof(body) === URL_SEARCH_PARAMS) {
+                headers = init.headers ? new Headers(init.headers) : new Headers();
+                if (!headers.has('content-type')) {
+                  headers.set('content-type', 'application/x-www-form-urlencoded;charset=UTF-8');
+                }
+                init = objectCreate(init, {
+                  body: createPropertyDescriptor(0, String(body)),
+                  headers: createPropertyDescriptor(0, headers)
+                });
+              }
+            }
+            args.push(init);
+          } return $fetch$1.apply(this, args);
+        }
+      });
+    }
+
+    var web_urlSearchParams = {
+      URLSearchParams: URLSearchParamsConstructor,
+      getState: getInternalParamsState
+    };
+
+    // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
+
+
+
+
+
+
+
+
+
+
+
+    var codeAt$1 = stringMultibyte.codeAt;
+
+
+
+
+
+    var NativeURL = global_1.URL;
+    var URLSearchParams$1 = web_urlSearchParams.URLSearchParams;
+    var getInternalSearchParamsState = web_urlSearchParams.getState;
+    var setInternalState$a = internalState.set;
+    var getInternalURLState = internalState.getterFor('URL');
+    var floor$9 = Math.floor;
+    var pow$4 = Math.pow;
+
+    var INVALID_AUTHORITY = 'Invalid authority';
+    var INVALID_SCHEME = 'Invalid scheme';
+    var INVALID_HOST = 'Invalid host';
+    var INVALID_PORT = 'Invalid port';
+
+    var ALPHA = /[A-Za-z]/;
+    var ALPHANUMERIC = /[\d+\-.A-Za-z]/;
+    var DIGIT = /\d/;
+    var HEX_START = /^(0x|0X)/;
+    var OCT = /^[0-7]+$/;
+    var DEC = /^\d+$/;
+    var HEX = /^[\dA-Fa-f]+$/;
+    // eslint-disable-next-line no-control-regex
+    var FORBIDDEN_HOST_CODE_POINT = /[\u0000\u0009\u000A\u000D #%/:?@[\\]]/;
+    // eslint-disable-next-line no-control-regex
+    var FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT = /[\u0000\u0009\u000A\u000D #/:?@[\\]]/;
+    // eslint-disable-next-line no-control-regex
+    var LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE = /^[\u0000-\u001F ]+|[\u0000-\u001F ]+$/g;
+    // eslint-disable-next-line no-control-regex
+    var TAB_AND_NEW_LINE = /[\u0009\u000A\u000D]/g;
+    var EOF;
+
+    var parseHost = function (url, input) {
+      var result, codePoints, index;
+      if (input.charAt(0) == '[') {
+        if (input.charAt(input.length - 1) != ']') { return INVALID_HOST; }
+        result = parseIPv6(input.slice(1, -1));
+        if (!result) { return INVALID_HOST; }
+        url.host = result;
+      // opaque host
+      } else if (!isSpecial(url)) {
+        if (FORBIDDEN_HOST_CODE_POINT_EXCLUDING_PERCENT.test(input)) { return INVALID_HOST; }
+        result = '';
+        codePoints = arrayFrom(input);
+        for (index = 0; index < codePoints.length; index++) {
+          result += percentEncode(codePoints[index], C0ControlPercentEncodeSet);
+        }
+        url.host = result;
+      } else {
+        input = stringPunycodeToAscii(input);
+        if (FORBIDDEN_HOST_CODE_POINT.test(input)) { return INVALID_HOST; }
+        result = parseIPv4(input);
+        if (result === null) { return INVALID_HOST; }
+        url.host = result;
+      }
+    };
+
+    var parseIPv4 = function (input) {
+      var parts = input.split('.');
+      var partsLength, numbers, index, part, radix, number, ipv4;
+      if (parts.length && parts[parts.length - 1] == '') {
+        parts.pop();
+      }
+      partsLength = parts.length;
+      if (partsLength > 4) { return input; }
+      numbers = [];
+      for (index = 0; index < partsLength; index++) {
+        part = parts[index];
+        if (part == '') { return input; }
+        radix = 10;
+        if (part.length > 1 && part.charAt(0) == '0') {
+          radix = HEX_START.test(part) ? 16 : 8;
+          part = part.slice(radix == 8 ? 1 : 2);
+        }
+        if (part === '') {
+          number = 0;
+        } else {
+          if (!(radix == 10 ? DEC : radix == 8 ? OCT : HEX).test(part)) { return input; }
+          number = parseInt(part, radix);
+        }
+        numbers.push(number);
+      }
+      for (index = 0; index < partsLength; index++) {
+        number = numbers[index];
+        if (index == partsLength - 1) {
+          if (number >= pow$4(256, 5 - partsLength)) { return null; }
+        } else if (number > 255) { return null; }
+      }
+      ipv4 = numbers.pop();
+      for (index = 0; index < numbers.length; index++) {
+        ipv4 += numbers[index] * pow$4(256, 3 - index);
+      }
+      return ipv4;
+    };
+
+    // eslint-disable-next-line max-statements
+    var parseIPv6 = function (input) {
+      var address = [0, 0, 0, 0, 0, 0, 0, 0];
+      var pieceIndex = 0;
+      var compress = null;
+      var pointer = 0;
+      var value, length, numbersSeen, ipv4Piece, number, swaps, swap;
+
+      var char = function () {
+        return input.charAt(pointer);
+      };
+
+      if (char() == ':') {
+        if (input.charAt(1) != ':') { return; }
+        pointer += 2;
+        pieceIndex++;
+        compress = pieceIndex;
+      }
+      while (char()) {
+        if (pieceIndex == 8) { return; }
+        if (char() == ':') {
+          if (compress !== null) { return; }
+          pointer++;
+          pieceIndex++;
+          compress = pieceIndex;
+          continue;
+        }
+        value = length = 0;
+        while (length < 4 && HEX.test(char())) {
+          value = value * 16 + parseInt(char(), 16);
+          pointer++;
+          length++;
+        }
+        if (char() == '.') {
+          if (length == 0) { return; }
+          pointer -= length;
+          if (pieceIndex > 6) { return; }
+          numbersSeen = 0;
+          while (char()) {
+            ipv4Piece = null;
+            if (numbersSeen > 0) {
+              if (char() == '.' && numbersSeen < 4) { pointer++; }
+              else { return; }
+            }
+            if (!DIGIT.test(char())) { return; }
+            while (DIGIT.test(char())) {
+              number = parseInt(char(), 10);
+              if (ipv4Piece === null) { ipv4Piece = number; }
+              else if (ipv4Piece == 0) { return; }
+              else { ipv4Piece = ipv4Piece * 10 + number; }
+              if (ipv4Piece > 255) { return; }
+              pointer++;
+            }
+            address[pieceIndex] = address[pieceIndex] * 256 + ipv4Piece;
+            numbersSeen++;
+            if (numbersSeen == 2 || numbersSeen == 4) { pieceIndex++; }
+          }
+          if (numbersSeen != 4) { return; }
+          break;
+        } else if (char() == ':') {
+          pointer++;
+          if (!char()) { return; }
+        } else if (char()) { return; }
+        address[pieceIndex++] = value;
+      }
+      if (compress !== null) {
+        swaps = pieceIndex - compress;
+        pieceIndex = 7;
+        while (pieceIndex != 0 && swaps > 0) {
+          swap = address[pieceIndex];
+          address[pieceIndex--] = address[compress + swaps - 1];
+          address[compress + --swaps] = swap;
+        }
+      } else if (pieceIndex != 8) { return; }
+      return address;
+    };
+
+    var findLongestZeroSequence = function (ipv6) {
+      var maxIndex = null;
+      var maxLength = 1;
+      var currStart = null;
+      var currLength = 0;
+      var index = 0;
+      for (; index < 8; index++) {
+        if (ipv6[index] !== 0) {
+          if (currLength > maxLength) {
+            maxIndex = currStart;
+            maxLength = currLength;
+          }
+          currStart = null;
+          currLength = 0;
+        } else {
+          if (currStart === null) { currStart = index; }
+          ++currLength;
+        }
+      }
+      if (currLength > maxLength) {
+        maxIndex = currStart;
+        maxLength = currLength;
+      }
+      return maxIndex;
+    };
+
+    var serializeHost = function (host) {
+      var result, index, compress, ignore0;
+      // ipv4
+      if (typeof host == 'number') {
+        result = [];
+        for (index = 0; index < 4; index++) {
+          result.unshift(host % 256);
+          host = floor$9(host / 256);
+        } return result.join('.');
+      // ipv6
+      } else if (typeof host == 'object') {
+        result = '';
+        compress = findLongestZeroSequence(host);
+        for (index = 0; index < 8; index++) {
+          if (ignore0 && host[index] === 0) { continue; }
+          if (ignore0) { ignore0 = false; }
+          if (compress === index) {
+            result += index ? ':' : '::';
+            ignore0 = true;
+          } else {
+            result += host[index].toString(16);
+            if (index < 7) { result += ':'; }
+          }
+        }
+        return '[' + result + ']';
+      } return host;
+    };
+
+    var C0ControlPercentEncodeSet = {};
+    var fragmentPercentEncodeSet = objectAssign({}, C0ControlPercentEncodeSet, {
+      ' ': 1, '"': 1, '<': 1, '>': 1, '`': 1
+    });
+    var pathPercentEncodeSet = objectAssign({}, fragmentPercentEncodeSet, {
+      '#': 1, '?': 1, '{': 1, '}': 1
+    });
+    var userinfoPercentEncodeSet = objectAssign({}, pathPercentEncodeSet, {
+      '/': 1, ':': 1, ';': 1, '=': 1, '@': 1, '[': 1, '\\': 1, ']': 1, '^': 1, '|': 1
+    });
+
+    var percentEncode = function (char, set) {
+      var code = codeAt$1(char, 0);
+      return code > 0x20 && code < 0x7F && !has(set, char) ? char : encodeURIComponent(char);
+    };
+
+    var specialSchemes = {
+      ftp: 21,
+      file: null,
+      http: 80,
+      https: 443,
+      ws: 80,
+      wss: 443
+    };
+
+    var isSpecial = function (url) {
+      return has(specialSchemes, url.scheme);
+    };
+
+    var includesCredentials = function (url) {
+      return url.username != '' || url.password != '';
+    };
+
+    var cannotHaveUsernamePasswordPort = function (url) {
+      return !url.host || url.cannotBeABaseURL || url.scheme == 'file';
+    };
+
+    var isWindowsDriveLetter = function (string, normalized) {
+      var second;
+      return string.length == 2 && ALPHA.test(string.charAt(0))
+        && ((second = string.charAt(1)) == ':' || (!normalized && second == '|'));
+    };
+
+    var startsWithWindowsDriveLetter = function (string) {
+      var third;
+      return string.length > 1 && isWindowsDriveLetter(string.slice(0, 2)) && (
+        string.length == 2 ||
+        ((third = string.charAt(2)) === '/' || third === '\\' || third === '?' || third === '#')
+      );
+    };
+
+    var shortenURLsPath = function (url) {
+      var path = url.path;
+      var pathSize = path.length;
+      if (pathSize && (url.scheme != 'file' || pathSize != 1 || !isWindowsDriveLetter(path[0], true))) {
+        path.pop();
+      }
+    };
+
+    var isSingleDot = function (segment) {
+      return segment === '.' || segment.toLowerCase() === '%2e';
+    };
+
+    var isDoubleDot = function (segment) {
+      segment = segment.toLowerCase();
+      return segment === '..' || segment === '%2e.' || segment === '.%2e' || segment === '%2e%2e';
+    };
+
+    // States:
+    var SCHEME_START = {};
+    var SCHEME = {};
+    var NO_SCHEME = {};
+    var SPECIAL_RELATIVE_OR_AUTHORITY = {};
+    var PATH_OR_AUTHORITY = {};
+    var RELATIVE = {};
+    var RELATIVE_SLASH = {};
+    var SPECIAL_AUTHORITY_SLASHES = {};
+    var SPECIAL_AUTHORITY_IGNORE_SLASHES = {};
+    var AUTHORITY = {};
+    var HOST = {};
+    var HOSTNAME = {};
+    var PORT = {};
+    var FILE = {};
+    var FILE_SLASH = {};
+    var FILE_HOST = {};
+    var PATH_START = {};
+    var PATH = {};
+    var CANNOT_BE_A_BASE_URL_PATH = {};
+    var QUERY = {};
+    var FRAGMENT = {};
+
+    // eslint-disable-next-line max-statements
+    var parseURL = function (url, input, stateOverride, base) {
+      var state = stateOverride || SCHEME_START;
+      var pointer = 0;
+      var buffer = '';
+      var seenAt = false;
+      var seenBracket = false;
+      var seenPasswordToken = false;
+      var codePoints, char, bufferCodePoints, failure;
+
+      if (!stateOverride) {
+        url.scheme = '';
+        url.username = '';
+        url.password = '';
+        url.host = null;
+        url.port = null;
+        url.path = [];
+        url.query = null;
+        url.fragment = null;
+        url.cannotBeABaseURL = false;
+        input = input.replace(LEADING_AND_TRAILING_C0_CONTROL_OR_SPACE, '');
+      }
+
+      input = input.replace(TAB_AND_NEW_LINE, '');
+
+      codePoints = arrayFrom(input);
+
+      while (pointer <= codePoints.length) {
+        char = codePoints[pointer];
+        switch (state) {
+          case SCHEME_START:
+            if (char && ALPHA.test(char)) {
+              buffer += char.toLowerCase();
+              state = SCHEME;
+            } else if (!stateOverride) {
+              state = NO_SCHEME;
+              continue;
+            } else { return INVALID_SCHEME; }
+            break;
+
+          case SCHEME:
+            if (char && (ALPHANUMERIC.test(char) || char == '+' || char == '-' || char == '.')) {
+              buffer += char.toLowerCase();
+            } else if (char == ':') {
+              if (stateOverride && (
+                (isSpecial(url) != has(specialSchemes, buffer)) ||
+                (buffer == 'file' && (includesCredentials(url) || url.port !== null)) ||
+                (url.scheme == 'file' && !url.host)
+              )) { return; }
+              url.scheme = buffer;
+              if (stateOverride) {
+                if (isSpecial(url) && specialSchemes[url.scheme] == url.port) { url.port = null; }
+                return;
+              }
+              buffer = '';
+              if (url.scheme == 'file') {
+                state = FILE;
+              } else if (isSpecial(url) && base && base.scheme == url.scheme) {
+                state = SPECIAL_RELATIVE_OR_AUTHORITY;
+              } else if (isSpecial(url)) {
+                state = SPECIAL_AUTHORITY_SLASHES;
+              } else if (codePoints[pointer + 1] == '/') {
+                state = PATH_OR_AUTHORITY;
+                pointer++;
+              } else {
+                url.cannotBeABaseURL = true;
+                url.path.push('');
+                state = CANNOT_BE_A_BASE_URL_PATH;
+              }
+            } else if (!stateOverride) {
+              buffer = '';
+              state = NO_SCHEME;
+              pointer = 0;
+              continue;
+            } else { return INVALID_SCHEME; }
+            break;
+
+          case NO_SCHEME:
+            if (!base || (base.cannotBeABaseURL && char != '#')) { return INVALID_SCHEME; }
+            if (base.cannotBeABaseURL && char == '#') {
+              url.scheme = base.scheme;
+              url.path = base.path.slice();
+              url.query = base.query;
+              url.fragment = '';
+              url.cannotBeABaseURL = true;
+              state = FRAGMENT;
+              break;
+            }
+            state = base.scheme == 'file' ? FILE : RELATIVE;
+            continue;
+
+          case SPECIAL_RELATIVE_OR_AUTHORITY:
+            if (char == '/' && codePoints[pointer + 1] == '/') {
+              state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
+              pointer++;
+            } else {
+              state = RELATIVE;
+              continue;
+            } break;
+
+          case PATH_OR_AUTHORITY:
+            if (char == '/') {
+              state = AUTHORITY;
+              break;
+            } else {
+              state = PATH;
+              continue;
+            }
+
+          case RELATIVE:
+            url.scheme = base.scheme;
+            if (char == EOF) {
+              url.username = base.username;
+              url.password = base.password;
+              url.host = base.host;
+              url.port = base.port;
+              url.path = base.path.slice();
+              url.query = base.query;
+            } else if (char == '/' || (char == '\\' && isSpecial(url))) {
+              state = RELATIVE_SLASH;
+            } else if (char == '?') {
+              url.username = base.username;
+              url.password = base.password;
+              url.host = base.host;
+              url.port = base.port;
+              url.path = base.path.slice();
+              url.query = '';
+              state = QUERY;
+            } else if (char == '#') {
+              url.username = base.username;
+              url.password = base.password;
+              url.host = base.host;
+              url.port = base.port;
+              url.path = base.path.slice();
+              url.query = base.query;
+              url.fragment = '';
+              state = FRAGMENT;
+            } else {
+              url.username = base.username;
+              url.password = base.password;
+              url.host = base.host;
+              url.port = base.port;
+              url.path = base.path.slice();
+              url.path.pop();
+              state = PATH;
+              continue;
+            } break;
+
+          case RELATIVE_SLASH:
+            if (isSpecial(url) && (char == '/' || char == '\\')) {
+              state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
+            } else if (char == '/') {
+              state = AUTHORITY;
+            } else {
+              url.username = base.username;
+              url.password = base.password;
+              url.host = base.host;
+              url.port = base.port;
+              state = PATH;
+              continue;
+            } break;
+
+          case SPECIAL_AUTHORITY_SLASHES:
+            state = SPECIAL_AUTHORITY_IGNORE_SLASHES;
+            if (char != '/' || buffer.charAt(pointer + 1) != '/') { continue; }
+            pointer++;
+            break;
+
+          case SPECIAL_AUTHORITY_IGNORE_SLASHES:
+            if (char != '/' && char != '\\') {
+              state = AUTHORITY;
+              continue;
+            } break;
+
+          case AUTHORITY:
+            if (char == '@') {
+              if (seenAt) { buffer = '%40' + buffer; }
+              seenAt = true;
+              bufferCodePoints = arrayFrom(buffer);
+              for (var i = 0; i < bufferCodePoints.length; i++) {
+                var codePoint = bufferCodePoints[i];
+                if (codePoint == ':' && !seenPasswordToken) {
+                  seenPasswordToken = true;
+                  continue;
+                }
+                var encodedCodePoints = percentEncode(codePoint, userinfoPercentEncodeSet);
+                if (seenPasswordToken) { url.password += encodedCodePoints; }
+                else { url.username += encodedCodePoints; }
+              }
+              buffer = '';
+            } else if (
+              char == EOF || char == '/' || char == '?' || char == '#' ||
+              (char == '\\' && isSpecial(url))
+            ) {
+              if (seenAt && buffer == '') { return INVALID_AUTHORITY; }
+              pointer -= arrayFrom(buffer).length + 1;
+              buffer = '';
+              state = HOST;
+            } else { buffer += char; }
+            break;
+
+          case HOST:
+          case HOSTNAME:
+            if (stateOverride && url.scheme == 'file') {
+              state = FILE_HOST;
+              continue;
+            } else if (char == ':' && !seenBracket) {
+              if (buffer == '') { return INVALID_HOST; }
+              failure = parseHost(url, buffer);
+              if (failure) { return failure; }
+              buffer = '';
+              state = PORT;
+              if (stateOverride == HOSTNAME) { return; }
+            } else if (
+              char == EOF || char == '/' || char == '?' || char == '#' ||
+              (char == '\\' && isSpecial(url))
+            ) {
+              if (isSpecial(url) && buffer == '') { return INVALID_HOST; }
+              if (stateOverride && buffer == '' && (includesCredentials(url) || url.port !== null)) { return; }
+              failure = parseHost(url, buffer);
+              if (failure) { return failure; }
+              buffer = '';
+              state = PATH_START;
+              if (stateOverride) { return; }
+              continue;
+            } else {
+              if (char == '[') { seenBracket = true; }
+              else if (char == ']') { seenBracket = false; }
+              buffer += char;
+            } break;
+
+          case PORT:
+            if (DIGIT.test(char)) {
+              buffer += char;
+            } else if (
+              char == EOF || char == '/' || char == '?' || char == '#' ||
+              (char == '\\' && isSpecial(url)) ||
+              stateOverride
+            ) {
+              if (buffer != '') {
+                var port = parseInt(buffer, 10);
+                if (port > 0xFFFF) { return INVALID_PORT; }
+                url.port = (isSpecial(url) && port === specialSchemes[url.scheme]) ? null : port;
+                buffer = '';
+              }
+              if (stateOverride) { return; }
+              state = PATH_START;
+              continue;
+            } else { return INVALID_PORT; }
+            break;
+
+          case FILE:
+            url.scheme = 'file';
+            if (char == '/' || char == '\\') { state = FILE_SLASH; }
+            else if (base && base.scheme == 'file') {
+              if (char == EOF) {
+                url.host = base.host;
+                url.path = base.path.slice();
+                url.query = base.query;
+              } else if (char == '?') {
+                url.host = base.host;
+                url.path = base.path.slice();
+                url.query = '';
+                state = QUERY;
+              } else if (char == '#') {
+                url.host = base.host;
+                url.path = base.path.slice();
+                url.query = base.query;
+                url.fragment = '';
+                state = FRAGMENT;
+              } else {
+                if (!startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {
+                  url.host = base.host;
+                  url.path = base.path.slice();
+                  shortenURLsPath(url);
+                }
+                state = PATH;
+                continue;
+              }
+            } else {
+              state = PATH;
+              continue;
+            } break;
+
+          case FILE_SLASH:
+            if (char == '/' || char == '\\') {
+              state = FILE_HOST;
+              break;
+            }
+            if (base && base.scheme == 'file' && !startsWithWindowsDriveLetter(codePoints.slice(pointer).join(''))) {
+              if (isWindowsDriveLetter(base.path[0], true)) { url.path.push(base.path[0]); }
+              else { url.host = base.host; }
+            }
+            state = PATH;
+            continue;
+
+          case FILE_HOST:
+            if (char == EOF || char == '/' || char == '\\' || char == '?' || char == '#') {
+              if (!stateOverride && isWindowsDriveLetter(buffer)) {
+                state = PATH;
+              } else if (buffer == '') {
+                url.host = '';
+                if (stateOverride) { return; }
+                state = PATH_START;
+              } else {
+                failure = parseHost(url, buffer);
+                if (failure) { return failure; }
+                if (url.host == 'localhost') { url.host = ''; }
+                if (stateOverride) { return; }
+                buffer = '';
+                state = PATH_START;
+              } continue;
+            } else { buffer += char; }
+            break;
+
+          case PATH_START:
+            if (isSpecial(url)) {
+              state = PATH;
+              if (char != '/' && char != '\\') { continue; }
+            } else if (!stateOverride && char == '?') {
+              url.query = '';
+              state = QUERY;
+            } else if (!stateOverride && char == '#') {
+              url.fragment = '';
+              state = FRAGMENT;
+            } else if (char != EOF) {
+              state = PATH;
+              if (char != '/') { continue; }
+            } break;
+
+          case PATH:
+            if (
+              char == EOF || char == '/' ||
+              (char == '\\' && isSpecial(url)) ||
+              (!stateOverride && (char == '?' || char == '#'))
+            ) {
+              if (isDoubleDot(buffer)) {
+                shortenURLsPath(url);
+                if (char != '/' && !(char == '\\' && isSpecial(url))) {
+                  url.path.push('');
+                }
+              } else if (isSingleDot(buffer)) {
+                if (char != '/' && !(char == '\\' && isSpecial(url))) {
+                  url.path.push('');
+                }
+              } else {
+                if (url.scheme == 'file' && !url.path.length && isWindowsDriveLetter(buffer)) {
+                  if (url.host) { url.host = ''; }
+                  buffer = buffer.charAt(0) + ':'; // normalize windows drive letter
+                }
+                url.path.push(buffer);
+              }
+              buffer = '';
+              if (url.scheme == 'file' && (char == EOF || char == '?' || char == '#')) {
+                while (url.path.length > 1 && url.path[0] === '') {
+                  url.path.shift();
+                }
+              }
+              if (char == '?') {
+                url.query = '';
+                state = QUERY;
+              } else if (char == '#') {
+                url.fragment = '';
+                state = FRAGMENT;
+              }
+            } else {
+              buffer += percentEncode(char, pathPercentEncodeSet);
+            } break;
+
+          case CANNOT_BE_A_BASE_URL_PATH:
+            if (char == '?') {
+              url.query = '';
+              state = QUERY;
+            } else if (char == '#') {
+              url.fragment = '';
+              state = FRAGMENT;
+            } else if (char != EOF) {
+              url.path[0] += percentEncode(char, C0ControlPercentEncodeSet);
+            } break;
+
+          case QUERY:
+            if (!stateOverride && char == '#') {
+              url.fragment = '';
+              state = FRAGMENT;
+            } else if (char != EOF) {
+              if (char == "'" && isSpecial(url)) { url.query += '%27'; }
+              else if (char == '#') { url.query += '%23'; }
+              else { url.query += percentEncode(char, C0ControlPercentEncodeSet); }
+            } break;
+
+          case FRAGMENT:
+            if (char != EOF) { url.fragment += percentEncode(char, fragmentPercentEncodeSet); }
+            break;
+        }
+
+        pointer++;
+      }
+    };
+
+    // `URL` constructor
+    // https://url.spec.whatwg.org/#url-class
+    var URLConstructor = function URL(url /* , base */) {
+      var that = anInstance(this, URLConstructor, 'URL');
+      var base = arguments.length > 1 ? arguments[1] : undefined;
+      var urlString = String(url);
+      var state = setInternalState$a(that, { type: 'URL' });
+      var baseState, failure;
+      if (base !== undefined) {
+        if (base instanceof URLConstructor) { baseState = getInternalURLState(base); }
+        else {
+          failure = parseURL(baseState = {}, String(base));
+          if (failure) { throw TypeError(failure); }
+        }
+      }
+      failure = parseURL(state, urlString, null, baseState);
+      if (failure) { throw TypeError(failure); }
+      var searchParams = state.searchParams = new URLSearchParams$1();
+      var searchParamsState = getInternalSearchParamsState(searchParams);
+      searchParamsState.updateSearchParams(state.query);
+      searchParamsState.updateURL = function () {
+        state.query = String(searchParams) || null;
+      };
+      if (!descriptors) {
+        that.href = serializeURL.call(that);
+        that.origin = getOrigin.call(that);
+        that.protocol = getProtocol.call(that);
+        that.username = getUsername.call(that);
+        that.password = getPassword.call(that);
+        that.host = getHost.call(that);
+        that.hostname = getHostname.call(that);
+        that.port = getPort.call(that);
+        that.pathname = getPathname.call(that);
+        that.search = getSearch.call(that);
+        that.searchParams = getSearchParams.call(that);
+        that.hash = getHash.call(that);
+      }
+    };
+
+    var URLPrototype = URLConstructor.prototype;
+
+    var serializeURL = function () {
+      var url = getInternalURLState(this);
+      var scheme = url.scheme;
+      var username = url.username;
+      var password = url.password;
+      var host = url.host;
+      var port = url.port;
+      var path = url.path;
+      var query = url.query;
+      var fragment = url.fragment;
+      var output = scheme + ':';
+      if (host !== null) {
+        output += '//';
+        if (includesCredentials(url)) {
+          output += username + (password ? ':' + password : '') + '@';
+        }
+        output += serializeHost(host);
+        if (port !== null) { output += ':' + port; }
+      } else if (scheme == 'file') { output += '//'; }
+      output += url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';
+      if (query !== null) { output += '?' + query; }
+      if (fragment !== null) { output += '#' + fragment; }
+      return output;
+    };
+
+    var getOrigin = function () {
+      var url = getInternalURLState(this);
+      var scheme = url.scheme;
+      var port = url.port;
+      if (scheme == 'blob') { try {
+        return new URL(scheme.path[0]).origin;
+      } catch (error) {
+        return 'null';
+      } }
+      if (scheme == 'file' || !isSpecial(url)) { return 'null'; }
+      return scheme + '://' + serializeHost(url.host) + (port !== null ? ':' + port : '');
+    };
+
+    var getProtocol = function () {
+      return getInternalURLState(this).scheme + ':';
+    };
+
+    var getUsername = function () {
+      return getInternalURLState(this).username;
+    };
+
+    var getPassword = function () {
+      return getInternalURLState(this).password;
+    };
+
+    var getHost = function () {
+      var url = getInternalURLState(this);
+      var host = url.host;
+      var port = url.port;
+      return host === null ? ''
+        : port === null ? serializeHost(host)
+        : serializeHost(host) + ':' + port;
+    };
+
+    var getHostname = function () {
+      var host = getInternalURLState(this).host;
+      return host === null ? '' : serializeHost(host);
+    };
+
+    var getPort = function () {
+      var port = getInternalURLState(this).port;
+      return port === null ? '' : String(port);
+    };
+
+    var getPathname = function () {
+      var url = getInternalURLState(this);
+      var path = url.path;
+      return url.cannotBeABaseURL ? path[0] : path.length ? '/' + path.join('/') : '';
+    };
+
+    var getSearch = function () {
+      var query = getInternalURLState(this).query;
+      return query ? '?' + query : '';
+    };
+
+    var getSearchParams = function () {
+      return getInternalURLState(this).searchParams;
+    };
+
+    var getHash = function () {
+      var fragment = getInternalURLState(this).fragment;
+      return fragment ? '#' + fragment : '';
+    };
+
+    var accessorDescriptor = function (getter, setter) {
+      return { get: getter, set: setter, configurable: true, enumerable: true };
+    };
+
+    if (descriptors) {
+      objectDefineProperties(URLPrototype, {
+        // `URL.prototype.href` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-href
+        href: accessorDescriptor(serializeURL, function (href) {
+          var url = getInternalURLState(this);
+          var urlString = String(href);
+          var failure = parseURL(url, urlString);
+          if (failure) { throw TypeError(failure); }
+          getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
+        }),
+        // `URL.prototype.origin` getter
+        // https://url.spec.whatwg.org/#dom-url-origin
+        origin: accessorDescriptor(getOrigin),
+        // `URL.prototype.protocol` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-protocol
+        protocol: accessorDescriptor(getProtocol, function (protocol) {
+          var url = getInternalURLState(this);
+          parseURL(url, String(protocol) + ':', SCHEME_START);
+        }),
+        // `URL.prototype.username` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-username
+        username: accessorDescriptor(getUsername, function (username) {
+          var url = getInternalURLState(this);
+          var codePoints = arrayFrom(String(username));
+          if (cannotHaveUsernamePasswordPort(url)) { return; }
+          url.username = '';
+          for (var i = 0; i < codePoints.length; i++) {
+            url.username += percentEncode(codePoints[i], userinfoPercentEncodeSet);
+          }
+        }),
+        // `URL.prototype.password` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-password
+        password: accessorDescriptor(getPassword, function (password) {
+          var url = getInternalURLState(this);
+          var codePoints = arrayFrom(String(password));
+          if (cannotHaveUsernamePasswordPort(url)) { return; }
+          url.password = '';
+          for (var i = 0; i < codePoints.length; i++) {
+            url.password += percentEncode(codePoints[i], userinfoPercentEncodeSet);
+          }
+        }),
+        // `URL.prototype.host` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-host
+        host: accessorDescriptor(getHost, function (host) {
+          var url = getInternalURLState(this);
+          if (url.cannotBeABaseURL) { return; }
+          parseURL(url, String(host), HOST);
+        }),
+        // `URL.prototype.hostname` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-hostname
+        hostname: accessorDescriptor(getHostname, function (hostname) {
+          var url = getInternalURLState(this);
+          if (url.cannotBeABaseURL) { return; }
+          parseURL(url, String(hostname), HOSTNAME);
+        }),
+        // `URL.prototype.port` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-port
+        port: accessorDescriptor(getPort, function (port) {
+          var url = getInternalURLState(this);
+          if (cannotHaveUsernamePasswordPort(url)) { return; }
+          port = String(port);
+          if (port == '') { url.port = null; }
+          else { parseURL(url, port, PORT); }
+        }),
+        // `URL.prototype.pathname` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-pathname
+        pathname: accessorDescriptor(getPathname, function (pathname) {
+          var url = getInternalURLState(this);
+          if (url.cannotBeABaseURL) { return; }
+          url.path = [];
+          parseURL(url, pathname + '', PATH_START);
+        }),
+        // `URL.prototype.search` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-search
+        search: accessorDescriptor(getSearch, function (search) {
+          var url = getInternalURLState(this);
+          search = String(search);
+          if (search == '') {
+            url.query = null;
+          } else {
+            if ('?' == search.charAt(0)) { search = search.slice(1); }
+            url.query = '';
+            parseURL(url, search, QUERY);
+          }
+          getInternalSearchParamsState(url.searchParams).updateSearchParams(url.query);
+        }),
+        // `URL.prototype.searchParams` getter
+        // https://url.spec.whatwg.org/#dom-url-searchparams
+        searchParams: accessorDescriptor(getSearchParams),
+        // `URL.prototype.hash` accessors pair
+        // https://url.spec.whatwg.org/#dom-url-hash
+        hash: accessorDescriptor(getHash, function (hash) {
+          var url = getInternalURLState(this);
+          hash = String(hash);
+          if (hash == '') {
+            url.fragment = null;
+            return;
+          }
+          if ('#' == hash.charAt(0)) { hash = hash.slice(1); }
+          url.fragment = '';
+          parseURL(url, hash, FRAGMENT);
+        })
+      });
+    }
+
+    // `URL.prototype.toJSON` method
+    // https://url.spec.whatwg.org/#dom-url-tojson
+    redefine(URLPrototype, 'toJSON', function toJSON() {
+      return serializeURL.call(this);
+    }, { enumerable: true });
+
+    // `URL.prototype.toString` method
+    // https://url.spec.whatwg.org/#URL-stringification-behavior
+    redefine(URLPrototype, 'toString', function toString() {
+      return serializeURL.call(this);
+    }, { enumerable: true });
+
+    if (NativeURL) {
+      var nativeCreateObjectURL = NativeURL.createObjectURL;
+      var nativeRevokeObjectURL = NativeURL.revokeObjectURL;
+      // `URL.createObjectURL` method
+      // https://developer.mozilla.org/en-US/docs/Web/API/URL/createObjectURL
+      // eslint-disable-next-line no-unused-vars
+      if (nativeCreateObjectURL) { redefine(URLConstructor, 'createObjectURL', function createObjectURL(blob) {
+        return nativeCreateObjectURL.apply(NativeURL, arguments);
+      }); }
+      // `URL.revokeObjectURL` method
+      // https://developer.mozilla.org/en-US/docs/Web/API/URL/revokeObjectURL
+      // eslint-disable-next-line no-unused-vars
+      if (nativeRevokeObjectURL) { redefine(URLConstructor, 'revokeObjectURL', function revokeObjectURL(url) {
+        return nativeRevokeObjectURL.apply(NativeURL, arguments);
+      }); }
+    }
+
+    setToStringTag(URLConstructor, 'URL');
+
+    _export({ global: true, forced: !nativeUrl, sham: !descriptors }, {
+      URL: URLConstructor
+    });
+
+    // `URL.prototype.toJSON` method
+    // https://url.spec.whatwg.org/#dom-url-tojson
+    _export({ target: 'URL', proto: true, enumerable: true }, {
+      toJSON: function toJSON() {
+        return URL.prototype.toString.call(this);
+      }
+    });
+
+    var defineProperty$c = objectDefineProperty.f;
+
+    // `Array.prototype.lastIndex` getter
+    // https://github.com/keithamus/proposal-array-last
+    if (descriptors && !('lastIndex' in [])) {
+      defineProperty$c(Array.prototype, 'lastIndex', {
+        configurable: true,
+        get: function lastIndex() {
+          var O = toObject(this);
+          var len = toLength(O.length);
+          return len == 0 ? 0 : len - 1;
+        }
+      });
+
+      addToUnscopables('lastIndex');
+    }
+
+    var defineProperty$d = objectDefineProperty.f;
+
+    // `Array.prototype.lastIndex` accessor
+    // https://github.com/keithamus/proposal-array-last
+    if (descriptors && !('lastItem' in [])) {
+      defineProperty$d(Array.prototype, 'lastItem', {
+        configurable: true,
+        get: function lastItem() {
+          var O = toObject(this);
+          var len = toLength(O.length);
+          return len == 0 ? undefined : O[len - 1];
+        },
+        set: function lastItem(value) {
+          var O = toObject(this);
+          var len = toLength(O.length);
+          return O[len == 0 ? 0 : len - 1] = value;
+        }
+      });
+
+      addToUnscopables('lastItem');
+    }
+
+    // `Map.groupBy` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', stat: true }, {
+      groupBy: function groupBy(iterable, keyDerivative) {
+        var newMap = new this();
+        aFunction$1(keyDerivative);
+        var has = aFunction$1(newMap.has);
+        var get = aFunction$1(newMap.get);
+        var set = aFunction$1(newMap.set);
+        iterate_1(iterable, function (element) {
+          var derivedKey = keyDerivative(element);
+          if (!has.call(newMap, derivedKey)) { set.call(newMap, derivedKey, [element]); }
+          else { get.call(newMap, derivedKey).push(element); }
+        });
+        return newMap;
+      }
+    });
+
+    // `Map.keyBy` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', stat: true }, {
+      keyBy: function keyBy(iterable, keyDerivative) {
+        var newMap = new this();
+        aFunction$1(keyDerivative);
+        var setter = aFunction$1(newMap.set);
+        iterate_1(iterable, function (element) {
+          setter.call(newMap, keyDerivative(element), element);
+        });
+        return newMap;
+      }
+    });
+
+    // https://github.com/tc39/collection-methods
+    var collectionDeleteAll = function (/* ...elements */) {
+      var arguments$1 = arguments;
+
+      var collection = anObject(this);
+      var remover = aFunction$1(collection['delete']);
+      var allDeleted = true;
+      var wasDeleted;
+      for (var k = 0, len = arguments.length; k < len; k++) {
+        wasDeleted = remover.call(collection, arguments$1[k]);
+        allDeleted = allDeleted && wasDeleted;
+      }
+      return !!allDeleted;
+    };
+
+    // `Map.prototype.deleteAll` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      deleteAll: function deleteAll(/* ...elements */) {
+        return collectionDeleteAll.apply(this, arguments);
+      }
+    });
+
+    var getMapIterator =  function (it) {
+      // eslint-disable-next-line no-undef
+      return Map.prototype.entries.call(it);
+    };
+
+    // `Map.prototype.every` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      every: function every(callbackfn /* , thisArg */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        return !iterate_1(iterator, function (key, value) {
+          if (!boundFunction(value, key, map)) { return iterate_1.stop(); }
+        }, undefined, true, true).stopped;
+      }
+    });
+
+    // `Map.prototype.filter` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      filter: function filter(callbackfn /* , thisArg */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();
+        var setter = aFunction$1(newMap.set);
+        iterate_1(iterator, function (key, value) {
+          if (boundFunction(value, key, map)) { setter.call(newMap, key, value); }
+        }, undefined, true, true);
+        return newMap;
+      }
+    });
+
+    // `Map.prototype.find` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      find: function find(callbackfn /* , thisArg */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        return iterate_1(iterator, function (key, value) {
+          if (boundFunction(value, key, map)) { return iterate_1.stop(value); }
+        }, undefined, true, true).result;
+      }
+    });
+
+    // `Map.prototype.findKey` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      findKey: function findKey(callbackfn /* , thisArg */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        return iterate_1(iterator, function (key, value) {
+          if (boundFunction(value, key, map)) { return iterate_1.stop(key); }
+        }, undefined, true, true).result;
+      }
+    });
+
+    // `SameValueZero` abstract operation
+    // https://tc39.github.io/ecma262/#sec-samevaluezero
+    var sameValueZero = function (x, y) {
+      // eslint-disable-next-line no-self-compare
+      return x === y || x != x && y != y;
+    };
+
+    // `Map.prototype.includes` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      includes: function includes(searchElement) {
+        return iterate_1(getMapIterator(anObject(this)), function (key, value) {
+          if (sameValueZero(value, searchElement)) { return iterate_1.stop(); }
+        }, undefined, true, true).stopped;
+      }
+    });
+
+    // `Map.prototype.includes` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      keyOf: function keyOf(searchElement) {
+        return iterate_1(getMapIterator(anObject(this)), function (key, value) {
+          if (value === searchElement) { return iterate_1.stop(key); }
+        }, undefined, true, true).result;
+      }
+    });
+
+    // `Map.prototype.mapKeys` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      mapKeys: function mapKeys(callbackfn /* , thisArg */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();
+        var setter = aFunction$1(newMap.set);
+        iterate_1(iterator, function (key, value) {
+          setter.call(newMap, boundFunction(value, key, map), value);
+        }, undefined, true, true);
+        return newMap;
+      }
+    });
+
+    // `Map.prototype.mapValues` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      mapValues: function mapValues(callbackfn /* , thisArg */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        var newMap = new (speciesConstructor(map, getBuiltIn('Map')))();
+        var setter = aFunction$1(newMap.set);
+        iterate_1(iterator, function (key, value) {
+          setter.call(newMap, key, boundFunction(value, key, map));
+        }, undefined, true, true);
+        return newMap;
+      }
+    });
+
+    // `Map.prototype.merge` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      // eslint-disable-next-line no-unused-vars
+      merge: function merge(iterable /* ...iterbles */) {
+        var arguments$1 = arguments;
+
+        var map = anObject(this);
+        var setter = aFunction$1(map.set);
+        var i = 0;
+        while (i < arguments.length) {
+          iterate_1(arguments$1[i++], setter, map, true);
+        }
+        return map;
+      }
+    });
+
+    // `Map.prototype.reduce` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      reduce: function reduce(callbackfn /* , initialValue */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var noInitial = arguments.length < 2;
+        var accumulator = noInitial ? undefined : arguments[1];
+        aFunction$1(callbackfn);
+        iterate_1(iterator, function (key, value) {
+          if (noInitial) {
+            noInitial = false;
+            accumulator = value;
+          } else {
+            accumulator = callbackfn(accumulator, value, key, map);
+          }
+        }, undefined, true, true);
+        if (noInitial) { throw TypeError('Reduce of empty map with no initial value'); }
+        return accumulator;
+      }
+    });
+
+    // `Set.prototype.some` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      some: function some(callbackfn /* , thisArg */) {
+        var map = anObject(this);
+        var iterator = getMapIterator(map);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        return iterate_1(iterator, function (key, value) {
+          if (boundFunction(value, key, map)) { return iterate_1.stop(); }
+        }, undefined, true, true).stopped;
+      }
+    });
+
+    // `Set.prototype.update` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      update: function update(key, callback /* , thunk */) {
+        var map = anObject(this);
+        var length = arguments.length;
+        aFunction$1(callback);
+        var isPresentInMap = map.has(key);
+        if (!isPresentInMap && length < 3) {
+          throw TypeError('Updating absent value');
+        }
+        var value = isPresentInMap ? map.get(key) : aFunction$1(length > 2 ? arguments[2] : undefined)(key, map);
+        map.set(key, callback(value, key, map));
+        return map;
+      }
+    });
+
+    // https://github.com/tc39/collection-methods
+    var collectionAddAll = function (/* ...elements */) {
+      var arguments$1 = arguments;
+
+      var set = anObject(this);
+      var adder = aFunction$1(set.add);
+      for (var k = 0, len = arguments.length; k < len; k++) {
+        adder.call(set, arguments$1[k]);
+      }
+      return set;
+    };
+
+    // `Set.prototype.addAll` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      addAll: function addAll(/* ...elements */) {
+        return collectionAddAll.apply(this, arguments);
+      }
+    });
+
+    // `Set.prototype.deleteAll` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      deleteAll: function deleteAll(/* ...elements */) {
+        return collectionDeleteAll.apply(this, arguments);
+      }
+    });
+
+    var getSetIterator =  function (it) {
+      // eslint-disable-next-line no-undef
+      return Set.prototype.values.call(it);
+    };
+
+    // `Set.prototype.every` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      every: function every(callbackfn /* , thisArg */) {
+        var set = anObject(this);
+        var iterator = getSetIterator(set);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        return !iterate_1(iterator, function (value) {
+          if (!boundFunction(value, value, set)) { return iterate_1.stop(); }
+        }, undefined, false, true).stopped;
+      }
+    });
+
+    // `Set.prototype.filter` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      filter: function filter(callbackfn /* , thisArg */) {
+        var set = anObject(this);
+        var iterator = getSetIterator(set);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        var newSet = new (speciesConstructor(set, getBuiltIn('Set')))();
+        var adder = aFunction$1(newSet.add);
+        iterate_1(iterator, function (value) {
+          if (boundFunction(value, value, set)) { adder.call(newSet, value); }
+        }, undefined, false, true);
+        return newSet;
+      }
+    });
+
+    // `Set.prototype.find` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      find: function find(callbackfn /* , thisArg */) {
+        var set = anObject(this);
+        var iterator = getSetIterator(set);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        return iterate_1(iterator, function (value) {
+          if (boundFunction(value, value, set)) { return iterate_1.stop(value); }
+        }, undefined, false, true).result;
+      }
+    });
+
+    // `Set.prototype.join` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      join: function join(separator) {
+        var set = anObject(this);
+        var iterator = getSetIterator(set);
+        var sep = separator === undefined ? ',' : String(separator);
+        var result = [];
+        iterate_1(iterator, result.push, result, false, true);
+        return result.join(sep);
+      }
+    });
+
+    // `Set.prototype.map` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      map: function map(callbackfn /* , thisArg */) {
+        var set = anObject(this);
+        var iterator = getSetIterator(set);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        var newSet = new (speciesConstructor(set, getBuiltIn('Set')))();
+        var adder = aFunction$1(newSet.add);
+        iterate_1(iterator, function (value) {
+          adder.call(newSet, boundFunction(value, value, set));
+        }, undefined, false, true);
+        return newSet;
+      }
+    });
+
+    // `Set.prototype.reduce` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      reduce: function reduce(callbackfn /* , initialValue */) {
+        var set = anObject(this);
+        var iterator = getSetIterator(set);
+        var noInitial = arguments.length < 2;
+        var accumulator = noInitial ? undefined : arguments[1];
+        aFunction$1(callbackfn);
+        iterate_1(iterator, function (value) {
+          if (noInitial) {
+            noInitial = false;
+            accumulator = value;
+          } else {
+            accumulator = callbackfn(accumulator, value, value, set);
+          }
+        }, undefined, false, true);
+        if (noInitial) { throw TypeError('Reduce of empty set with no initial value'); }
+        return accumulator;
+      }
+    });
+
+    // `Set.prototype.some` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      some: function some(callbackfn /* , thisArg */) {
+        var set = anObject(this);
+        var iterator = getSetIterator(set);
+        var boundFunction = functionBindContext(callbackfn, arguments.length > 1 ? arguments[1] : undefined, 3);
+        return iterate_1(iterator, function (value) {
+          if (boundFunction(value, value, set)) { return iterate_1.stop(); }
+        }, undefined, false, true).stopped;
+      }
+    });
+
+    // `WeakMap.prototype.deleteAll` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'WeakMap', proto: true, real: true, forced: isPure }, {
+      deleteAll: function deleteAll(/* ...elements */) {
+        return collectionDeleteAll.apply(this, arguments);
+      }
+    });
+
+    // `WeakSet.prototype.addAll` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'WeakSet', proto: true, real: true, forced: isPure }, {
+      addAll: function addAll(/* ...elements */) {
+        return collectionAddAll.apply(this, arguments);
+      }
+    });
+
+    // `WeakSet.prototype.deleteAll` method
+    // https://github.com/tc39/proposal-collection-methods
+    _export({ target: 'WeakSet', proto: true, real: true, forced: isPure }, {
+      deleteAll: function deleteAll(/* ...elements */) {
+        return collectionDeleteAll.apply(this, arguments);
+      }
+    });
+
+    // https://tc39.github.io/proposal-setmap-offrom/
+
+
+
+
+    var collectionFrom = function from(source /* , mapFn, thisArg */) {
+      var length = arguments.length;
+      var mapFn = length > 1 ? arguments[1] : undefined;
+      var mapping, A, n, boundFunction;
+      aFunction$1(this);
+      mapping = mapFn !== undefined;
+      if (mapping) { aFunction$1(mapFn); }
+      if (source == undefined) { return new this(); }
+      A = [];
+      if (mapping) {
+        n = 0;
+        boundFunction = functionBindContext(mapFn, length > 2 ? arguments[2] : undefined, 2);
+        iterate_1(source, function (nextItem) {
+          A.push(boundFunction(nextItem, n++));
+        });
+      } else {
+        iterate_1(source, A.push, A);
+      }
+      return new this(A);
+    };
+
+    // `Map.from` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-map.from
+    _export({ target: 'Map', stat: true }, {
+      from: collectionFrom
+    });
+
+    // https://tc39.github.io/proposal-setmap-offrom/
+    var collectionOf = function of() {
+      var arguments$1 = arguments;
+
+      var length = arguments.length;
+      var A = new Array(length);
+      while (length--) { A[length] = arguments$1[length]; }
+      return new this(A);
+    };
+
+    // `Map.of` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-map.of
+    _export({ target: 'Map', stat: true }, {
+      of: collectionOf
+    });
+
+    // `Set.from` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-set.from
+    _export({ target: 'Set', stat: true }, {
+      from: collectionFrom
+    });
+
+    // `Set.of` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-set.of
+    _export({ target: 'Set', stat: true }, {
+      of: collectionOf
+    });
+
+    // `WeakMap.from` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-weakmap.from
+    _export({ target: 'WeakMap', stat: true }, {
+      from: collectionFrom
+    });
+
+    // `WeakMap.of` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-weakmap.of
+    _export({ target: 'WeakMap', stat: true }, {
+      of: collectionOf
+    });
+
+    // `WeakSet.from` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-weakset.from
+    _export({ target: 'WeakSet', stat: true }, {
+      from: collectionFrom
+    });
+
+    // `WeakSet.of` method
+    // https://tc39.github.io/proposal-setmap-offrom/#sec-weakset.of
+    _export({ target: 'WeakSet', stat: true }, {
+      of: collectionOf
+    });
+
+    // TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
+
+
+
+
+
+    var Node = function () {
+      // keys
+      this.object = null;
+      this.symbol = null;
+      // child nodes
+      this.primitives = null;
+      this.objectsByIndex = objectCreate(null);
+    };
+
+    Node.prototype.get = function (key, initializer) {
+      return this[key] || (this[key] = initializer());
+    };
+
+    Node.prototype.next = function (i, it, IS_OBJECT) {
+      var store = IS_OBJECT
+        ? this.objectsByIndex[i] || (this.objectsByIndex[i] = new es_weakMap())
+        : this.primitives || (this.primitives = new es_map());
+      var entry = store.get(it);
+      if (!entry) { store.set(it, entry = new Node()); }
+      return entry;
+    };
+
+    var root = new Node();
+
+    var compositeKey = function () {
+      var arguments$1 = arguments;
+
+      var active = root;
+      var length = arguments.length;
+      var i, it;
+      // for prevent leaking, start from objects
+      for (i = 0; i < length; i++) {
+        if (isObject(it = arguments$1[i])) { active = active.next(i, it, true); }
+      }
+      if (this === Object && active === root) { throw TypeError('Composite keys must contain a non-primitive component'); }
+      for (i = 0; i < length; i++) {
+        if (!isObject(it = arguments$1[i])) { active = active.next(i, it, false); }
+      } return active;
+    };
+
+    var initializer = function () {
+      var freeze = getBuiltIn('Object', 'freeze');
+      return freeze ? freeze(objectCreate(null)) : objectCreate(null);
+    };
+
+    // https://github.com/tc39/proposal-richer-keys/tree/master/compositeKey
+    _export({ global: true }, {
+      compositeKey: function compositeKey$1() {
+        return compositeKey.apply(Object, arguments).get('object', initializer);
+      }
+    });
+
+    // https://github.com/tc39/proposal-richer-keys/tree/master/compositeKey
+    _export({ global: true }, {
+      compositeSymbol: function compositeSymbol() {
+        if (arguments.length === 1 && typeof arguments[0] === 'string') { return getBuiltIn('Symbol')['for'](arguments[0]); }
+        return compositeKey.apply(null, arguments).get('symbol', getBuiltIn('Symbol'));
+      }
+    });
+
+    var min$9 = Math.min;
+    var max$4 = Math.max;
+
+    // `Math.clamp` method
+    // https://rwaldron.github.io/proposal-math-extensions/
+    _export({ target: 'Math', stat: true }, {
+      clamp: function clamp(x, lower, upper) {
+        return min$9(upper, max$4(lower, x));
+      }
+    });
+
+    // `Math.DEG_PER_RAD` constant
+    // https://rwaldron.github.io/proposal-math-extensions/
+    _export({ target: 'Math', stat: true }, {
+      DEG_PER_RAD: Math.PI / 180
+    });
+
+    var RAD_PER_DEG = 180 / Math.PI;
+
+    // `Math.degrees` method
+    // https://rwaldron.github.io/proposal-math-extensions/
+    _export({ target: 'Math', stat: true }, {
+      degrees: function degrees(radians) {
+        return radians * RAD_PER_DEG;
+      }
+    });
+
+    // `Math.scale` method implementation
+    // https://rwaldron.github.io/proposal-math-extensions/
+    var mathScale = Math.scale || function scale(x, inLow, inHigh, outLow, outHigh) {
+      if (
+        arguments.length === 0
+          /* eslint-disable no-self-compare */
+          || x != x
+          || inLow != inLow
+          || inHigh != inHigh
+          || outLow != outLow
+          || outHigh != outHigh
+          /* eslint-enable no-self-compare */
+      ) { return NaN; }
+      if (x === Infinity || x === -Infinity) { return x; }
+      return (x - inLow) * (outHigh - outLow) / (inHigh - inLow) + outLow;
+    };
+
+    // `Math.fscale` method
+    // https://rwaldron.github.io/proposal-math-extensions/
+    _export({ target: 'Math', stat: true }, {
+      fscale: function fscale(x, inLow, inHigh, outLow, outHigh) {
+        return mathFround(mathScale(x, inLow, inHigh, outLow, outHigh));
+      }
+    });
+
+    // `Math.RAD_PER_DEG` constant
+    // https://rwaldron.github.io/proposal-math-extensions/
+    _export({ target: 'Math', stat: true }, {
+      RAD_PER_DEG: 180 / Math.PI
+    });
+
+    var DEG_PER_RAD = Math.PI / 180;
+
+    // `Math.radians` method
+    // https://rwaldron.github.io/proposal-math-extensions/
+    _export({ target: 'Math', stat: true }, {
+      radians: function radians(degrees) {
+        return degrees * DEG_PER_RAD;
+      }
+    });
+
+    // `Math.scale` method
+    // https://rwaldron.github.io/proposal-math-extensions/
+    _export({ target: 'Math', stat: true }, {
+      scale: mathScale
+    });
+
+    // `Math.signbit` method
+    // https://github.com/tc39/proposal-Math.signbit
+    _export({ target: 'Math', stat: true }, {
+      signbit: function signbit(x) {
+        return (x = +x) == x && x == 0 ? 1 / x == -Infinity : x < 0;
+      }
+    });
+
+    var INVALID_NUMBER_REPRESENTATION = 'Invalid number representation';
+    var INVALID_RADIX = 'Invalid radix';
+    var valid = /^[\da-z]+$/;
+
+    // `Number.fromString` method
+    // https://github.com/tc39/proposal-number-fromstring
+    _export({ target: 'Number', stat: true }, {
+      fromString: function fromString(string, radix) {
+        var sign = 1;
+        var R, mathNum;
+        if (typeof string != 'string') { throw TypeError(INVALID_NUMBER_REPRESENTATION); }
+        if (!string.length) { throw SyntaxError(INVALID_NUMBER_REPRESENTATION); }
+        if (string.charAt(0) == '-') {
+          sign = -1;
+          string = string.slice(1);
+          if (!string.length) { throw SyntaxError(INVALID_NUMBER_REPRESENTATION); }
+        }
+        R = radix === undefined ? 10 : toInteger(radix);
+        if (R < 2 || R > 36) { throw RangeError(INVALID_RADIX); }
+        if (!valid.test(string) || (mathNum = numberParseInt(string, R)).toString(R) !== string) {
+          throw SyntaxError(INVALID_NUMBER_REPRESENTATION);
+        }
+        return sign * mathNum;
+      }
+    });
+
+    var OBJECT_ITERATOR = 'Object Iterator';
+    var setInternalState$b = internalState.set;
+    var getInternalState$7 = internalState.getterFor(OBJECT_ITERATOR);
+
+    var objectIterator = createIteratorConstructor(function ObjectIterator(source, mode) {
+      var object = toObject(source);
+      setInternalState$b(this, {
+        type: OBJECT_ITERATOR,
+        mode: mode,
+        object: object,
+        keys: objectKeys(object),
+        index: 0
+      });
+    }, 'Object', function next() {
+      var state = getInternalState$7(this);
+      var keys = state.keys;
+      while (true) {
+        if (keys === null || state.index >= keys.length) {
+          state.object = state.keys = null;
+          return { value: undefined, done: true };
+        }
+        var key = keys[state.index++];
+        var object = state.object;
+        if (!has(object, key)) { continue; }
+        switch (state.mode) {
+          case 'keys': return { value: key, done: false };
+          case 'values': return { value: object[key], done: false };
+        } /* entries */ return { value: [key, object[key]], done: false };
+      }
+    });
+
+    // `Object.iterateEntries` method
+    // https://github.com/tc39/proposal-object-iteration
+    _export({ target: 'Object', stat: true }, {
+      iterateEntries: function iterateEntries(object) {
+        return new objectIterator(object, 'entries');
+      }
+    });
+
+    // `Object.iterateKeys` method
+    // https://github.com/tc39/proposal-object-iteration
+    _export({ target: 'Object', stat: true }, {
+      iterateKeys: function iterateKeys(object) {
+        return new objectIterator(object, 'keys');
+      }
+    });
+
+    // `Object.iterateValues` method
+    // https://github.com/tc39/proposal-object-iteration
+    _export({ target: 'Object', stat: true }, {
+      iterateValues: function iterateValues(object) {
+        return new objectIterator(object, 'values');
+      }
+    });
+
+    // https://github.com/tc39/proposal-observable
+
+
+
+
+
+
+
+    var defineProperty$e = objectDefineProperty.f;
+
+
+
+
+
+
+
+
+    var OBSERVABLE = wellKnownSymbol('observable');
+    var getInternalState$8 = internalState.get;
+    var setInternalState$c = internalState.set;
+
+    var getMethod = function (fn) {
+      return fn == null ? undefined : aFunction$1(fn);
+    };
+
+    var cleanupSubscription = function (subscriptionState) {
+      var cleanup = subscriptionState.cleanup;
+      if (cleanup) {
+        subscriptionState.cleanup = undefined;
+        try {
+          cleanup();
+        } catch (error) {
+          hostReportErrors(error);
+        }
+      }
+    };
+
+    var subscriptionClosed = function (subscriptionState) {
+      return subscriptionState.observer === undefined;
+    };
+
+    var close = function (subscription, subscriptionState) {
+      if (!descriptors) {
+        subscription.closed = true;
+        var subscriptionObserver = subscriptionState.subscriptionObserver;
+        if (subscriptionObserver) { subscriptionObserver.closed = true; }
+      } subscriptionState.observer = undefined;
+    };
+
+    var Subscription = function (observer, subscriber) {
+      var subscriptionState = setInternalState$c(this, {
+        cleanup: undefined,
+        observer: anObject(observer),
+        subscriptionObserver: undefined
+      });
+      var start;
+      if (!descriptors) { this.closed = false; }
+      try {
+        if (start = getMethod(observer.start)) { start.call(observer, this); }
+      } catch (error) {
+        hostReportErrors(error);
+      }
+      if (subscriptionClosed(subscriptionState)) { return; }
+      var subscriptionObserver = subscriptionState.subscriptionObserver = new SubscriptionObserver(this);
+      try {
+        var cleanup = subscriber(subscriptionObserver);
+        var subscription = cleanup;
+        if (cleanup != null) { subscriptionState.cleanup = typeof cleanup.unsubscribe === 'function'
+          ? function () { subscription.unsubscribe(); }
+          : aFunction$1(cleanup); }
+      } catch (error) {
+        subscriptionObserver.error(error);
+        return;
+      } if (subscriptionClosed(subscriptionState)) { cleanupSubscription(subscriptionState); }
+    };
+
+    Subscription.prototype = redefineAll({}, {
+      unsubscribe: function unsubscribe() {
+        var subscriptionState = getInternalState$8(this);
+        if (!subscriptionClosed(subscriptionState)) {
+          close(this, subscriptionState);
+          cleanupSubscription(subscriptionState);
+        }
+      }
+    });
+
+    if (descriptors) { defineProperty$e(Subscription.prototype, 'closed', {
+      configurable: true,
+      get: function () {
+        return subscriptionClosed(getInternalState$8(this));
+      }
+    }); }
+
+    var SubscriptionObserver = function (subscription) {
+      setInternalState$c(this, { subscription: subscription });
+      if (!descriptors) { this.closed = false; }
+    };
+
+    SubscriptionObserver.prototype = redefineAll({}, {
+      next: function next(value) {
+        var subscriptionState = getInternalState$8(getInternalState$8(this).subscription);
+        if (!subscriptionClosed(subscriptionState)) {
+          var observer = subscriptionState.observer;
+          try {
+            var nextMethod = getMethod(observer.next);
+            if (nextMethod) { nextMethod.call(observer, value); }
+          } catch (error) {
+            hostReportErrors(error);
+          }
+        }
+      },
+      error: function error(value) {
+        var subscription = getInternalState$8(this).subscription;
+        var subscriptionState = getInternalState$8(subscription);
+        if (!subscriptionClosed(subscriptionState)) {
+          var observer = subscriptionState.observer;
+          close(subscription, subscriptionState);
+          try {
+            var errorMethod = getMethod(observer.error);
+            if (errorMethod) { errorMethod.call(observer, value); }
+            else { hostReportErrors(value); }
+          } catch (err) {
+            hostReportErrors(err);
+          } cleanupSubscription(subscriptionState);
+        }
+      },
+      complete: function complete() {
+        var subscription = getInternalState$8(this).subscription;
+        var subscriptionState = getInternalState$8(subscription);
+        if (!subscriptionClosed(subscriptionState)) {
+          var observer = subscriptionState.observer;
+          close(subscription, subscriptionState);
+          try {
+            var completeMethod = getMethod(observer.complete);
+            if (completeMethod) { completeMethod.call(observer); }
+          } catch (error) {
+            hostReportErrors(error);
+          } cleanupSubscription(subscriptionState);
+        }
+      }
+    });
+
+    if (descriptors) { defineProperty$e(SubscriptionObserver.prototype, 'closed', {
+      configurable: true,
+      get: function () {
+        return subscriptionClosed(getInternalState$8(getInternalState$8(this).subscription));
+      }
+    }); }
+
+    var $Observable = function Observable(subscriber) {
+      anInstance(this, $Observable, 'Observable');
+      setInternalState$c(this, { subscriber: aFunction$1(subscriber) });
+    };
+
+    redefineAll($Observable.prototype, {
+      subscribe: function subscribe(observer) {
+        var length = arguments.length;
+        return new Subscription(typeof observer === 'function' ? {
+          next: observer,
+          error: length > 1 ? arguments[1] : undefined,
+          complete: length > 2 ? arguments[2] : undefined
+        } : isObject(observer) ? observer : {}, getInternalState$8(this).subscriber);
+      }
+    });
+
+    redefineAll($Observable, {
+      from: function from(x) {
+        var C = typeof this === 'function' ? this : $Observable;
+        var observableMethod = getMethod(anObject(x)[OBSERVABLE]);
+        if (observableMethod) {
+          var observable = anObject(observableMethod.call(x));
+          return observable.constructor === C ? observable : new C(function (observer) {
+            return observable.subscribe(observer);
+          });
+        }
+        var iterator = getIterator(x);
+        return new C(function (observer) {
+          iterate_1(iterator, function (it) {
+            observer.next(it);
+            if (observer.closed) { return iterate_1.stop(); }
+          }, undefined, false, true);
+          observer.complete();
+        });
+      },
+      of: function of() {
+        var arguments$1 = arguments;
+
+        var C = typeof this === 'function' ? this : $Observable;
+        var length = arguments.length;
+        var items = new Array(length);
+        var index = 0;
+        while (index < length) { items[index] = arguments$1[index++]; }
+        return new C(function (observer) {
+          for (var i = 0; i < length; i++) {
+            observer.next(items[i]);
+            if (observer.closed) { return; }
+          } observer.complete();
+        });
+      }
+    });
+
+    createNonEnumerableProperty($Observable.prototype, OBSERVABLE, function () { return this; });
+
+    _export({ global: true }, {
+      Observable: $Observable
+    });
+
+    setSpecies('Observable');
+
+    // `Symbol.observable` well-known symbol
+    // https://github.com/tc39/proposal-observable
+    defineWellKnownSymbol('observable');
+
+    // `Symbol.patternMatch` well-known symbol
+    // https://github.com/tc39/proposal-pattern-matching
+    defineWellKnownSymbol('patternMatch');
+
+    // `Promise.try` method
+    // https://github.com/tc39/proposal-promise-try
+    _export({ target: 'Promise', stat: true }, {
+      'try': function (callbackfn) {
+        var promiseCapability = newPromiseCapability.f(this);
+        var result = perform(callbackfn);
+        (result.error ? promiseCapability.reject : promiseCapability.resolve)(result.value);
+        return promiseCapability.promise;
+      }
+    });
+
+    var SEEDED_RANDOM = 'Seeded Random';
+    var SEEDED_RANDOM_GENERATOR = SEEDED_RANDOM + ' Generator';
+    var setInternalState$d = internalState.set;
+    var getInternalState$9 = internalState.getterFor(SEEDED_RANDOM_GENERATOR);
+    var SEED_TYPE_ERROR = 'Math.seededPRNG() argument should have a "seed" field with a finite value.';
+
+    var $SeededRandomGenerator = createIteratorConstructor(function SeededRandomGenerator(seed) {
+      setInternalState$d(this, {
+        type: SEEDED_RANDOM_GENERATOR,
+        seed: seed % 2147483647
+      });
+    }, SEEDED_RANDOM, function next() {
+      var state = getInternalState$9(this);
+      var seed = state.seed = (state.seed * 1103515245 + 12345) % 2147483647;
+      return { value: (seed & 1073741823) / 1073741823, done: false };
+    });
+
+    // `Math.seededPRNG` method
+    // https://github.com/tc39/proposal-seeded-random
+    // based on https://github.com/tc39/proposal-seeded-random/blob/78b8258835b57fc2100d076151ab506bc3202ae6/demo.html
+    _export({ target: 'Math', stat: true, forced: true }, {
+      seededPRNG: function seededPRNG(it) {
+        var seed = anObject(it).seed;
+        if (!numberIsFinite(seed)) { throw TypeError(SEED_TYPE_ERROR); }
+        return new $SeededRandomGenerator(seed);
+      }
+    });
+
+    var codeAt$2 = stringMultibyte.codeAt;
+    var charAt$3 = stringMultibyte.charAt;
+    var STRING_ITERATOR$1 = 'String Iterator';
+    var setInternalState$e = internalState.set;
+    var getInternalState$a = internalState.getterFor(STRING_ITERATOR$1);
+
+    // TODO: unify with String#@@iterator
+    var $StringIterator = createIteratorConstructor(function StringIterator(string) {
+      setInternalState$e(this, {
+        type: STRING_ITERATOR$1,
+        string: string,
+        index: 0
+      });
+    }, 'String', function next() {
+      var state = getInternalState$a(this);
+      var string = state.string;
+      var index = state.index;
+      var point;
+      if (index >= string.length) { return { value: undefined, done: true }; }
+      point = charAt$3(string, index);
+      state.index += point.length;
+      return { value: { codePoint: codeAt$2(point, 0), position: index }, done: false };
+    });
+
+    // `String.prototype.codePoints` method
+    // https://github.com/tc39/proposal-string-prototype-codepoints
+    _export({ target: 'String', proto: true }, {
+      codePoints: function codePoints() {
+        return new $StringIterator(String(requireObjectCoercible(this)));
+      }
+    });
+
+    var isFrozen = Object.isFrozen;
+
+    var isFrozenStringArray = function (array, allowUndefined) {
+      if (!isFrozen || !isArray(array) || !isFrozen(array)) { return false; }
+      var index = 0;
+      var length = array.length;
+      var element;
+      while (index < length) {
+        element = array[index++];
+        if (!(typeof element === 'string' || (allowUndefined && typeof element === 'undefined'))) {
+          return false;
+        }
+      } return length !== 0;
+    };
+
+    // `Array.isTemplateObject` method
+    // https://github.com/tc39/proposal-array-is-template-object
+    _export({ target: 'Array', stat: true }, {
+      isTemplateObject: function isTemplateObject(value) {
+        if (!isFrozenStringArray(value, true)) { return false; }
+        var raw = value.raw;
+        if (raw.length !== value.length || !isFrozenStringArray(raw, false)) { return false; }
+        return true;
+      }
+    });
+
+    var USE_FUNCTION_CONSTRUCTOR = 'USE_FUNCTION_CONSTRUCTOR';
+    var ASYNC_ITERATOR = wellKnownSymbol('asyncIterator');
+    var AsyncIterator = global_1.AsyncIterator;
+    var PassedAsyncIteratorPrototype = sharedStore.AsyncIteratorPrototype;
+    var AsyncIteratorPrototype, prototype;
+
+    {
+      if (PassedAsyncIteratorPrototype) {
+        AsyncIteratorPrototype = PassedAsyncIteratorPrototype;
+      } else if (typeof AsyncIterator == 'function') {
+        AsyncIteratorPrototype = AsyncIterator.prototype;
+      } else if (sharedStore[USE_FUNCTION_CONSTRUCTOR] || global_1[USE_FUNCTION_CONSTRUCTOR]) {
+        try {
+          // eslint-disable-next-line no-new-func
+          prototype = objectGetPrototypeOf(objectGetPrototypeOf(objectGetPrototypeOf(Function('return async function*(){}()')())));
+          if (objectGetPrototypeOf(prototype) === Object.prototype) { AsyncIteratorPrototype = prototype; }
+        } catch (error) { /* empty */ }
+      }
+    }
+
+    if (!AsyncIteratorPrototype) { AsyncIteratorPrototype = {}; }
+
+    if (!has(AsyncIteratorPrototype, ASYNC_ITERATOR)) {
+      createNonEnumerableProperty(AsyncIteratorPrototype, ASYNC_ITERATOR, function () {
+        return this;
+      });
+    }
+
+    var asyncIteratorPrototype = AsyncIteratorPrototype;
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+
+
+    var TO_STRING_TAG$4 = wellKnownSymbol('toStringTag');
+
+    var AsyncIteratorConstructor = function AsyncIterator() {
+      anInstance(this, AsyncIteratorConstructor);
+    };
+
+    AsyncIteratorConstructor.prototype = asyncIteratorPrototype;
+
+    if (!has(asyncIteratorPrototype, TO_STRING_TAG$4)) {
+      createNonEnumerableProperty(asyncIteratorPrototype, TO_STRING_TAG$4, 'AsyncIterator');
+    }
+
+    if (!has(asyncIteratorPrototype, 'constructor') || asyncIteratorPrototype.constructor === Object) {
+      createNonEnumerableProperty(asyncIteratorPrototype, 'constructor', AsyncIteratorConstructor);
+    }
+
+    _export({ global: true, forced: isPure }, {
+      AsyncIterator: AsyncIteratorConstructor
+    });
+
+    var Promise$2 = getBuiltIn('Promise');
+
+    var setInternalState$f = internalState.set;
+    var getInternalState$b = internalState.get;
+
+    var TO_STRING_TAG$5 = wellKnownSymbol('toStringTag');
+
+    var $return = function (value) {
+      var iterator = getInternalState$b(this).iterator;
+      var $$return = iterator['return'];
+      return $$return === undefined
+        ? Promise$2.resolve({ done: true, value: value })
+        : anObject($$return.call(iterator, value));
+    };
+
+    var $throw = function (value) {
+      var iterator = getInternalState$b(this).iterator;
+      var $$throw = iterator['throw'];
+      return $$throw === undefined
+        ? Promise$2.reject(value)
+        : $$throw.call(iterator, value);
+    };
+
+    var asyncIteratorCreateProxy = function (nextHandler, IS_ITERATOR) {
+      var AsyncIteratorProxy = function AsyncIterator(state) {
+        state.next = aFunction$1(state.iterator.next);
+        state.done = false;
+        setInternalState$f(this, state);
+      };
+
+      AsyncIteratorProxy.prototype = redefineAll(objectCreate(path.AsyncIterator.prototype), {
+        next: function next(arg) {
+          var state = getInternalState$b(this);
+          if (state.done) { return Promise$2.resolve({ done: true, value: undefined }); }
+          try {
+            return Promise$2.resolve(anObject(nextHandler.call(state, arg, Promise$2)));
+          } catch (error) {
+            return Promise$2.reject(error);
+          }
+        },
+        'return': $return,
+        'throw': $throw
+      });
+
+      if (!IS_ITERATOR) {
+        createNonEnumerableProperty(AsyncIteratorProxy.prototype, TO_STRING_TAG$5, 'Generator');
+      }
+
+      return AsyncIteratorProxy;
+    };
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+    var AsyncIteratorProxy = asyncIteratorCreateProxy(function (arg, Promise) {
+      var state = this;
+      var iterator = state.iterator;
+
+      return Promise.resolve(anObject(state.next.call(iterator, arg))).then(function (step) {
+        if (anObject(step).done) {
+          state.done = true;
+          return { done: true, value: undefined };
+        }
+        return { done: false, value: [state.index++, step.value] };
+      });
+    });
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      asIndexedPairs: function asIndexedPairs() {
+        return new AsyncIteratorProxy({
+          iterator: anObject(this),
+          index: 0
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    var AsyncIteratorProxy$1 = asyncIteratorCreateProxy(function (arg, Promise) {
+      var state = this;
+
+      return new Promise(function (resolve, reject) {
+        var loop = function () {
+          try {
+            Promise.resolve(
+              anObject(state.next.call(state.iterator, state.remaining ? undefined : arg))
+            ).then(function (step) {
+              try {
+                if (anObject(step).done) {
+                  state.done = true;
+                  resolve({ done: true, value: undefined });
+                } else if (state.remaining) {
+                  state.remaining--;
+                  loop();
+                } else { resolve({ done: false, value: step.value }); }
+              } catch (err) { reject(err); }
+            }, reject);
+          } catch (error) { reject(error); }
+        };
+
+        loop();
+      });
+    });
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      drop: function drop(limit) {
+        return new AsyncIteratorProxy$1({
+          iterator: anObject(this),
+          remaining: toPositiveInteger(limit)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+    var Promise$3 = getBuiltIn('Promise');
+    var push$1 = [].push;
+
+    var createMethod$7 = function (TYPE) {
+      var IS_TO_ARRAY = TYPE == 0;
+      var IS_FOR_EACH = TYPE == 1;
+      var IS_EVERY = TYPE == 2;
+      var IS_SOME = TYPE == 3;
+      return function (iterator, fn) {
+        anObject(iterator);
+        var next = aFunction$1(iterator.next);
+        var array = IS_TO_ARRAY ? [] : undefined;
+        if (!IS_TO_ARRAY) { aFunction$1(fn); }
+
+        return new Promise$3(function (resolve, reject) {
+          var loop = function () {
+            try {
+              Promise$3.resolve(anObject(next.call(iterator))).then(function (step) {
+                try {
+                  if (anObject(step).done) {
+                    resolve(IS_TO_ARRAY ? array : IS_SOME ? false : IS_EVERY || undefined);
+                  } else {
+                    var value = step.value;
+                    if (IS_TO_ARRAY) {
+                      push$1.call(array, value);
+                      loop();
+                    } else {
+                      Promise$3.resolve(fn(value)).then(function (result) {
+                        if (IS_FOR_EACH) {
+                          loop();
+                        } else if (IS_EVERY) {
+                          result ? loop() : resolve(false);
+                        } else {
+                          result ? resolve(IS_SOME || value) : loop();
+                        }
+                      }, reject);
+                    }
+                  }
+                } catch (err) { reject(err); }
+              }, reject);
+            } catch (error) { reject(error); }
+          };
+
+          loop();
+        });
+      };
+    };
+
+    var asyncIteratorIteration = {
+      toArray: createMethod$7(0),
+      forEach: createMethod$7(1),
+      every: createMethod$7(2),
+      some: createMethod$7(3),
+      find: createMethod$7(4)
+    };
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+    var $every$2 = asyncIteratorIteration.every;
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      every: function every(fn) {
+        return $every$2(this, fn);
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    var AsyncIteratorProxy$2 = asyncIteratorCreateProxy(function (arg, Promise) {
+      var state = this;
+      var filterer = state.filterer;
+
+      return new Promise(function (resolve, reject) {
+        var loop = function () {
+          try {
+            Promise.resolve(anObject(state.next.call(state.iterator, arg))).then(function (step) {
+              try {
+                if (anObject(step).done) {
+                  state.done = true;
+                  resolve({ done: true, value: undefined });
+                } else {
+                  var value = step.value;
+                  Promise.resolve(filterer(value)).then(function (selected) {
+                    selected ? resolve({ done: false, value: value }) : loop();
+                  }, reject);
+                }
+              } catch (err) { reject(err); }
+            }, reject);
+          } catch (error) { reject(error); }
+        };
+
+        loop();
+      });
+    });
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      filter: function filter(filterer) {
+        return new AsyncIteratorProxy$2({
+          iterator: anObject(this),
+          filterer: aFunction$1(filterer)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+    var $find$2 = asyncIteratorIteration.find;
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      find: function find(fn) {
+        return $find$2(this, fn);
+      }
+    });
+
+    var ASYNC_ITERATOR$1 = wellKnownSymbol('asyncIterator');
+
+    var getAsyncIteratorMethod = function (it) {
+      var method = it[ASYNC_ITERATOR$1];
+      return method === undefined ? getIteratorMethod(it) : method;
+    };
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+    var AsyncIteratorProxy$3 = asyncIteratorCreateProxy(function (arg, Promise) {
+      var state = this;
+      var mapper = state.mapper;
+      var innerIterator, iteratorMethod;
+
+      return new Promise(function (resolve, reject) {
+        var outerLoop = function () {
+          try {
+            Promise.resolve(anObject(state.next.call(state.iterator, arg))).then(function (step) {
+              try {
+                if (anObject(step).done) {
+                  state.done = true;
+                  resolve({ done: true, value: undefined });
+                } else {
+                  Promise.resolve(mapper(step.value)).then(function (mapped) {
+                    try {
+                      iteratorMethod = getAsyncIteratorMethod(mapped);
+                      if (iteratorMethod !== undefined) {
+                        state.innerIterator = innerIterator = anObject(iteratorMethod.call(mapped));
+                        state.innerNext = aFunction$1(innerIterator.next);
+                        return innerLoop();
+                      } reject(TypeError('.flatMap callback should return an iterable object'));
+                    } catch (error2) { reject(error2); }
+                  }, reject);
+                }
+              } catch (error1) { reject(error1); }
+            }, reject);
+          } catch (error) { reject(error); }
+        };
+
+        var innerLoop = function () {
+          if (innerIterator = state.innerIterator) {
+            try {
+              Promise.resolve(anObject(state.innerNext.call(innerIterator))).then(function (result) {
+                try {
+                  if (anObject(result).done) {
+                    state.innerIterator = state.innerNext = null;
+                    outerLoop();
+                  } else { resolve({ done: false, value: result.value }); }
+                } catch (error1) { reject(error1); }
+              }, reject);
+            } catch (error) { reject(error); }
+          } else { outerLoop(); }
+        };
+
+        innerLoop();
+      });
+    });
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      flatMap: function flatMap(mapper) {
+        return new AsyncIteratorProxy$3({
+          iterator: anObject(this),
+          mapper: aFunction$1(mapper),
+          innerIterator: null,
+          innerNext: null
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+    var $forEach$3 = asyncIteratorIteration.forEach;
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      forEach: function forEach(fn) {
+        return $forEach$3(this, fn);
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+
+
+    var AsyncIterator$1 = path.AsyncIterator;
+
+    var AsyncIteratorProxy$4 = asyncIteratorCreateProxy(function (arg) {
+      return anObject(this.next.call(this.iterator, arg));
+    }, true);
+
+    _export({ target: 'AsyncIterator', stat: true }, {
+      from: function from(O) {
+        var object = toObject(O);
+        var usingIterator = getAsyncIteratorMethod(object);
+        var iterator;
+        if (usingIterator != null) {
+          iterator = aFunction$1(usingIterator).call(object);
+          if (iterator instanceof AsyncIterator$1) { return iterator; }
+        } else {
+          iterator = object;
+        } return new AsyncIteratorProxy$4({
+          iterator: iterator
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    var AsyncIteratorProxy$5 = asyncIteratorCreateProxy(function (arg, Promise) {
+      var state = this;
+      var mapper = state.mapper;
+
+      return Promise.resolve(anObject(state.next.call(state.iterator, arg))).then(function (step) {
+        if (anObject(step).done) {
+          state.done = true;
+          return { done: true, value: undefined };
+        }
+        return Promise.resolve(mapper(step.value)).then(function (value) {
+          return { done: false, value: value };
+        });
+      });
+    });
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      map: function map(mapper) {
+        return new AsyncIteratorProxy$5({
+          iterator: anObject(this),
+          mapper: aFunction$1(mapper)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    var Promise$4 = getBuiltIn('Promise');
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      reduce: function reduce(reducer /* , initialValue */) {
+        var iterator = anObject(this);
+        var next = aFunction$1(iterator.next);
+        var noInitial = arguments.length < 2;
+        var accumulator = noInitial ? undefined : arguments[1];
+        aFunction$1(reducer);
+
+        return new Promise$4(function (resolve, reject) {
+          var loop = function () {
+            try {
+              Promise$4.resolve(anObject(next.call(iterator))).then(function (step) {
+                try {
+                  if (anObject(step).done) {
+                    noInitial ? reject(TypeError('Reduce of empty iterator with no initial value')) : resolve(accumulator);
+                  } else {
+                    var value = step.value;
+                    if (noInitial) {
+                      noInitial = false;
+                      accumulator = value;
+                      loop();
+                    } else {
+                      Promise$4.resolve(reducer(accumulator, value)).then(function (result) {
+                        accumulator = result;
+                        loop();
+                      }, reject);
+                    }
+                  }
+                } catch (err) { reject(err); }
+              }, reject);
+            } catch (error) { reject(error); }
+          };
+
+          loop();
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+    var $some$2 = asyncIteratorIteration.some;
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      some: function some(fn) {
+        return $some$2(this, fn);
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    var AsyncIteratorProxy$6 = asyncIteratorCreateProxy(function (arg) {
+      if (!this.remaining--) {
+        this.done = true;
+        return { done: true, value: undefined };
+      } return this.next.call(this.iterator, arg);
+    });
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      take: function take(limit) {
+        return new AsyncIteratorProxy$6({
+          iterator: anObject(this),
+          remaining: toPositiveInteger(limit)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+    var $toArray = asyncIteratorIteration.toArray;
+
+    _export({ target: 'AsyncIterator', proto: true, real: true }, {
+      toArray: function toArray() {
+        return $toArray(this);
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+
+    var IteratorPrototype$3 = iteratorsCore.IteratorPrototype;
+
+
+    var ITERATOR$8 = wellKnownSymbol('iterator');
+    var TO_STRING_TAG$6 = wellKnownSymbol('toStringTag');
+
+    var NativeIterator = global_1.Iterator;
+
+    // FF56- have non-standard global helper `Iterator`
+    var FORCED$l =  typeof NativeIterator != 'function'
+      || NativeIterator.prototype !== IteratorPrototype$3
+      // FF44- non-standard `Iterator` passes previous tests
+      || !fails(function () { NativeIterator({}); });
+
+    var IteratorConstructor = function Iterator() {
+      anInstance(this, IteratorConstructor);
+    };
+
+    if (!has(IteratorPrototype$3, TO_STRING_TAG$6)) {
+      createNonEnumerableProperty(IteratorPrototype$3, TO_STRING_TAG$6, 'Iterator');
+    }
+
+    if (FORCED$l || !has(IteratorPrototype$3, 'constructor') || IteratorPrototype$3.constructor === Object) {
+      createNonEnumerableProperty(IteratorPrototype$3, 'constructor', IteratorConstructor);
+    }
+
+    IteratorConstructor.prototype = IteratorPrototype$3;
+
+    _export({ global: true, forced: FORCED$l }, {
+      Iterator: IteratorConstructor
+    });
+
+    var setInternalState$g = internalState.set;
+    var getInternalState$c = internalState.get;
+
+    var TO_STRING_TAG$7 = wellKnownSymbol('toStringTag');
+
+    var $return$1 = function (value) {
+      var iterator = getInternalState$c(this).iterator;
+      var $$return = iterator['return'];
+      return $$return === undefined ? { done: true, value: value } : anObject($$return.call(iterator, value));
+    };
+
+    var $throw$1 = function (value) {
+      var iterator = getInternalState$c(this).iterator;
+      var $$throw = iterator['throw'];
+      if ($$throw === undefined) { throw value; }
+      return $$throw.call(iterator, value);
+    };
+
+    var iteratorCreateProxy = function (nextHandler, IS_ITERATOR) {
+      var IteratorProxy = function Iterator(state) {
+        state.next = aFunction$1(state.iterator.next);
+        state.done = false;
+        setInternalState$g(this, state);
+      };
+
+      IteratorProxy.prototype = redefineAll(objectCreate(path.Iterator.prototype), {
+        next: function next() {
+          var state = getInternalState$c(this);
+          var result = state.done ? undefined : nextHandler.apply(state, arguments);
+          return { done: state.done, value: result };
+        },
+        'return': $return$1,
+        'throw': $throw$1
+      });
+
+      if (!IS_ITERATOR) {
+        createNonEnumerableProperty(IteratorProxy.prototype, TO_STRING_TAG$7, 'Generator');
+      }
+
+      return IteratorProxy;
+    };
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+    var IteratorProxy = iteratorCreateProxy(function (arg) {
+      var result = anObject(this.next.call(this.iterator, arg));
+      var done = this.done = !!result.done;
+      if (!done) { return [this.index++, result.value]; }
+    });
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      asIndexedPairs: function asIndexedPairs() {
+        return new IteratorProxy({
+          iterator: anObject(this),
+          index: 0
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    var IteratorProxy$1 = iteratorCreateProxy(function (arg) {
+      var iterator = this.iterator;
+      var next = this.next;
+      var result, done;
+      while (this.remaining) {
+        this.remaining--;
+        result = anObject(next.call(iterator));
+        done = this.done = !!result.done;
+        if (done) { return; }
+      }
+      result = anObject(next.call(iterator, arg));
+      done = this.done = !!result.done;
+      if (!done) { return result.value; }
+    });
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      drop: function drop(limit) {
+        return new IteratorProxy$1({
+          iterator: anObject(this),
+          remaining: toPositiveInteger(limit)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      every: function every(fn) {
+        anObject(this);
+        aFunction$1(fn);
+        return !iterate_1(this, function (value) {
+          if (!fn(value)) { return iterate_1.stop(); }
+        }, undefined, false, true).stopped;
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+    var IteratorProxy$2 = iteratorCreateProxy(function (arg) {
+      var iterator = this.iterator;
+      var filterer = this.filterer;
+      var next = this.next;
+      var result, done, value;
+      while (true) {
+        result = anObject(next.call(iterator, arg));
+        done = this.done = !!result.done;
+        if (done) { return; }
+        value = result.value;
+        if (callWithSafeIterationClosing(iterator, filterer, value)) { return value; }
+      }
+    });
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      filter: function filter(filterer) {
+        return new IteratorProxy$2({
+          iterator: anObject(this),
+          filterer: aFunction$1(filterer)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      find: function find(fn) {
+        anObject(this);
+        aFunction$1(fn);
+        return iterate_1(this, function (value) {
+          if (fn(value)) { return iterate_1.stop(value); }
+        }, undefined, false, true).result;
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+
+    var IteratorProxy$3 = iteratorCreateProxy(function (arg) {
+      var iterator = this.iterator;
+      var result, mapped, iteratorMethod, innerIterator;
+
+      while (true) {
+        if (innerIterator = this.innerIterator) {
+          result = anObject(this.innerNext.call(innerIterator));
+          if (!result.done) { return result.value; }
+          this.innerIterator = this.innerNext = null;
+        }
+
+        result = anObject(this.next.call(iterator, arg));
+
+        if (this.done = !!result.done) { return; }
+
+        mapped = callWithSafeIterationClosing(iterator, this.mapper, result.value);
+        iteratorMethod = getIteratorMethod(mapped);
+
+        if (iteratorMethod === undefined) {
+          throw TypeError('.flatMap callback should return an iterable object');
+        }
+
+        this.innerIterator = innerIterator = anObject(iteratorMethod.call(mapped));
+        this.innerNext = aFunction$1(innerIterator.next);
+      }
+    });
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      flatMap: function flatMap(mapper) {
+        return new IteratorProxy$3({
+          iterator: anObject(this),
+          mapper: aFunction$1(mapper),
+          innerIterator: null,
+          innerNext: null
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      forEach: function forEach(fn) {
+        iterate_1(anObject(this), fn, undefined, false, true);
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+
+
+    var Iterator = path.Iterator;
+
+    var IteratorProxy$4 = iteratorCreateProxy(function (arg) {
+      var result = anObject(this.next.call(this.iterator, arg));
+      var done = this.done = !!result.done;
+      if (!done) { return result.value; }
+    }, true);
+
+    _export({ target: 'Iterator', stat: true }, {
+      from: function from(O) {
+        var object = toObject(O);
+        var usingIterator = getIteratorMethod(object);
+        var iterator;
+        if (usingIterator != null) {
+          iterator = aFunction$1(usingIterator).call(object);
+          if (iterator instanceof Iterator) { return iterator; }
+        } else {
+          iterator = object;
+        } return new IteratorProxy$4({
+          iterator: iterator
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+
+    var IteratorProxy$5 = iteratorCreateProxy(function (arg) {
+      var iterator = this.iterator;
+      var result = anObject(this.next.call(iterator, arg));
+      var done = this.done = !!result.done;
+      if (!done) { return callWithSafeIterationClosing(iterator, this.mapper, result.value); }
+    });
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      map: function map(mapper) {
+        return new IteratorProxy$5({
+          iterator: anObject(this),
+          mapper: aFunction$1(mapper)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      reduce: function reduce(reducer /* , initialValue */) {
+        anObject(this);
+        aFunction$1(reducer);
+        var noInitial = arguments.length < 2;
+        var accumulator = noInitial ? undefined : arguments[1];
+        iterate_1(this, function (value) {
+          if (noInitial) {
+            noInitial = false;
+            accumulator = value;
+          } else {
+            accumulator = reducer(accumulator, value);
+          }
+        }, undefined, false, true);
+        if (noInitial) { throw TypeError('Reduce of empty iterator with no initial value'); }
+        return accumulator;
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      some: function some(fn) {
+        anObject(this);
+        aFunction$1(fn);
+        return iterate_1(this, function (value) {
+          if (fn(value)) { return iterate_1.stop(); }
+        }, undefined, false, true).stopped;
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+
+    var IteratorProxy$6 = iteratorCreateProxy(function (arg) {
+      if (!this.remaining--) {
+        this.done = true;
+        return;
+      }
+      var result = anObject(this.next.call(this.iterator, arg));
+      var done = this.done = !!result.done;
+      if (!done) { return result.value; }
+    });
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      take: function take(limit) {
+        return new IteratorProxy$6({
+          iterator: anObject(this),
+          remaining: toPositiveInteger(limit)
+        });
+      }
+    });
+
+    // https://github.com/tc39/proposal-iterator-helpers
+
+
+
+
+    var push$2 = [].push;
+
+    _export({ target: 'Iterator', proto: true, real: true }, {
+      toArray: function toArray() {
+        var result = [];
+        iterate_1(anObject(this), push$2, result, false, true);
+        return result;
+      }
+    });
+
+    // `Map.prototype.upsert` method
+    // https://github.com/thumbsupep/proposal-upsert
+    var mapUpsert = function upsert(key, updateFn /* , insertFn */) {
+      var map = anObject(this);
+      var insertFn = arguments.length > 2 ? arguments[2] : undefined;
+      var value;
+      if (typeof updateFn != 'function' && typeof insertFn != 'function') {
+        throw TypeError('At least one callback required');
+      }
+      if (map.has(key)) {
+        value = map.get(key);
+        if (typeof updateFn == 'function') {
+          value = updateFn(value);
+          map.set(key, value);
+        }
+      } else if (typeof insertFn == 'function') {
+        value = insertFn();
+        map.set(key, value);
+      } return value;
+    };
+
+    // TODO: remove from `core-js@4`
+
+
+
+
+    // `Map.prototype.updateOrInsert` method (replaced by `Map.prototype.upsert`)
+    // https://github.com/thumbsupep/proposal-upsert
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      updateOrInsert: mapUpsert
+    });
+
+    // `Map.prototype.upsert` method
+    // https://github.com/thumbsupep/proposal-upsert
+    _export({ target: 'Map', proto: true, real: true, forced: isPure }, {
+      upsert: mapUpsert
+    });
+
+    // `WeakMap.prototype.upsert` method
+    // https://github.com/thumbsupep/proposal-upsert
+    _export({ target: 'WeakMap', proto: true, real: true, forced: isPure }, {
+      upsert: mapUpsert
+    });
+
+    // `Set.prototype.difference` method
+    // https://github.com/tc39/proposal-set-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      difference: function difference(iterable) {
+        var set = anObject(this);
+        var newSet = new (speciesConstructor(set, getBuiltIn('Set')))(set);
+        var remover = aFunction$1(newSet['delete']);
+        iterate_1(iterable, function (value) {
+          remover.call(newSet, value);
+        });
+        return newSet;
+      }
+    });
+
+    // `Set.prototype.intersection` method
+    // https://github.com/tc39/proposal-set-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      intersection: function intersection(iterable) {
+        var set = anObject(this);
+        var newSet = new (speciesConstructor(set, getBuiltIn('Set')))();
+        var hasCheck = aFunction$1(set.has);
+        var adder = aFunction$1(newSet.add);
+        iterate_1(iterable, function (value) {
+          if (hasCheck.call(set, value)) { adder.call(newSet, value); }
+        });
+        return newSet;
+      }
+    });
+
+    // `Set.prototype.isDisjointFrom` method
+    // https://tc39.github.io/proposal-set-methods/#Set.prototype.isDisjointFrom
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      isDisjointFrom: function isDisjointFrom(iterable) {
+        var set = anObject(this);
+        var hasCheck = aFunction$1(set.has);
+        return !iterate_1(iterable, function (value) {
+          if (hasCheck.call(set, value) === true) { return iterate_1.stop(); }
+        }).stopped;
+      }
+    });
+
+    // `Set.prototype.isSubsetOf` method
+    // https://tc39.github.io/proposal-set-methods/#Set.prototype.isSubsetOf
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      isSubsetOf: function isSubsetOf(iterable) {
+        var iterator = getIterator(this);
+        var otherSet = anObject(iterable);
+        var hasCheck = otherSet.has;
+        if (typeof hasCheck != 'function') {
+          otherSet = new (getBuiltIn('Set'))(iterable);
+          hasCheck = aFunction$1(otherSet.has);
+        }
+        return !iterate_1(iterator, function (value) {
+          if (hasCheck.call(otherSet, value) === false) { return iterate_1.stop(); }
+        }, undefined, false, true).stopped;
+      }
+    });
+
+    // `Set.prototype.isSupersetOf` method
+    // https://tc39.github.io/proposal-set-methods/#Set.prototype.isSupersetOf
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      isSupersetOf: function isSupersetOf(iterable) {
+        var set = anObject(this);
+        var hasCheck = aFunction$1(set.has);
+        return !iterate_1(iterable, function (value) {
+          if (hasCheck.call(set, value) === false) { return iterate_1.stop(); }
+        }).stopped;
+      }
+    });
+
+    // `Set.prototype.union` method
+    // https://github.com/tc39/proposal-set-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      union: function union(iterable) {
+        var set = anObject(this);
+        var newSet = new (speciesConstructor(set, getBuiltIn('Set')))(set);
+        iterate_1(iterable, aFunction$1(newSet.add), newSet);
+        return newSet;
+      }
+    });
+
+    // `Set.prototype.symmetricDifference` method
+    // https://github.com/tc39/proposal-set-methods
+    _export({ target: 'Set', proto: true, real: true, forced: isPure }, {
+      symmetricDifference: function symmetricDifference(iterable) {
+        var set = anObject(this);
+        var newSet = new (speciesConstructor(set, getBuiltIn('Set')))(set);
+        var remover = aFunction$1(newSet['delete']);
+        var adder = aFunction$1(newSet.add);
+        iterate_1(iterable, function (value) {
+          remover.call(newSet, value) || adder.call(newSet, value);
+        });
+        return newSet;
+      }
+    });
+
+    // `Symbol.asyncDispose` well-known symbol
+    // https://github.com/tc39/proposal-using-statement
+    defineWellKnownSymbol('asyncDispose');
+
+    // `Symbol.dispose` well-known symbol
+    // https://github.com/tc39/proposal-using-statement
+    defineWellKnownSymbol('dispose');
+
+    var setInternalState$h = internalState.set;
+    var getInternalAggregateErrorState = internalState.getterFor('AggregateError');
+
+    var $AggregateError = function AggregateError(errors, message) {
+      var that = this;
+      if (!(that instanceof $AggregateError)) { return new $AggregateError(errors, message); }
+      if (objectSetPrototypeOf) {
+        that = objectSetPrototypeOf(new Error(message), objectGetPrototypeOf(that));
+      }
+      var errorsArray = [];
+      iterate_1(errors, errorsArray.push, errorsArray);
+      if (descriptors) { setInternalState$h(that, { errors: errorsArray, type: 'AggregateError' }); }
+      else { that.errors = errorsArray; }
+      if (message !== undefined) { createNonEnumerableProperty(that, 'message', String(message)); }
+      return that;
+    };
+
+    $AggregateError.prototype = objectCreate(Error.prototype, {
+      constructor: createPropertyDescriptor(5, $AggregateError),
+      message: createPropertyDescriptor(5, ''),
+      name: createPropertyDescriptor(5, 'AggregateError')
+    });
+
+    if (descriptors) { objectDefineProperty.f($AggregateError.prototype, 'errors', {
+      get: function () {
+        return getInternalAggregateErrorState(this).errors;
+      },
+      configurable: true
+    }); }
+
+    _export({ global: true }, {
+      AggregateError: $AggregateError
+    });
+
+    var PROMISE_ANY_ERROR = 'No one promise resolved';
+
+    // `Promise.any` method
+    // https://github.com/tc39/proposal-promise-any
+    _export({ target: 'Promise', stat: true }, {
+      any: function any(iterable) {
+        var C = this;
+        var capability = newPromiseCapability.f(C);
+        var resolve = capability.resolve;
+        var reject = capability.reject;
+        var result = perform(function () {
+          var promiseResolve = aFunction$1(C.resolve);
+          var errors = [];
+          var counter = 0;
+          var remaining = 1;
+          var alreadyResolved = false;
+          iterate_1(iterable, function (promise) {
+            var index = counter++;
+            var alreadyRejected = false;
+            errors.push(undefined);
+            remaining++;
+            promiseResolve.call(C, promise).then(function (value) {
+              if (alreadyRejected || alreadyResolved) { return; }
+              alreadyResolved = true;
+              resolve(value);
+            }, function (e) {
+              if (alreadyRejected || alreadyResolved) { return; }
+              alreadyRejected = true;
+              errors[index] = e;
+              --remaining || reject(new (getBuiltIn('AggregateError'))(errors, PROMISE_ANY_ERROR));
+            });
+          });
+          --remaining || reject(new (getBuiltIn('AggregateError'))(errors, PROMISE_ANY_ERROR));
+        });
+        if (result.error) { reject(result.value); }
+        return capability.promise;
+      }
+    });
+
+    var REPLACE$1 = wellKnownSymbol('replace');
+    var RegExpPrototype$4 = RegExp.prototype;
+
+    // `String.prototype.replaceAll` method
+    // https://github.com/tc39/proposal-string-replace-all
+    _export({ target: 'String', proto: true }, {
+      replaceAll: function replaceAll(searchValue, replaceValue) {
+        var O = requireObjectCoercible(this);
+        var IS_REG_EXP, flags, replacer, string, searchString, template, result, position, index;
+        if (searchValue != null) {
+          IS_REG_EXP = isRegexp(searchValue);
+          if (IS_REG_EXP) {
+            flags = String(requireObjectCoercible('flags' in RegExpPrototype$4
+              ? searchValue.flags
+              : regexpFlags.call(searchValue)
+            ));
+            if (!~flags.indexOf('g')) { throw TypeError('`.replaceAll` does not allow non-global regexes'); }
+          }
+          replacer = searchValue[REPLACE$1];
+          if (replacer !== undefined) {
+            return replacer.call(searchValue, O, replaceValue);
+          }
+        }
+        string = String(O);
+        searchString = String(searchValue);
+        if (searchString === '') { return replaceAll.call(string, /(?:)/g, replaceValue); }
+        template = string.split(searchString);
+        if (typeof replaceValue !== 'function') {
+          return template.join(String(replaceValue));
+        }
+        result = template[0];
+        position = result.length;
+        for (index = 1; index < template.length; index++) {
+          result += String(replaceValue(searchString, position, string));
+          position += searchString.length + template[index].length;
+          result += template[index];
+        }
+        return result;
+      }
+    });
+
+    // TODO: remove from `core-js@4`
+
+
+    defineWellKnownSymbol('replaceAll');
+
+    // iterable DOM collections
+    // flag - `iterable` interface - 'entries', 'keys', 'values', 'forEach' methods
+    var domIterables = {
+      CSSRuleList: 0,
+      CSSStyleDeclaration: 0,
+      CSSValueList: 0,
+      ClientRectList: 0,
+      DOMRectList: 0,
+      DOMStringList: 0,
+      DOMTokenList: 1,
+      DataTransferItemList: 0,
+      FileList: 0,
+      HTMLAllCollection: 0,
+      HTMLCollection: 0,
+      HTMLFormElement: 0,
+      HTMLSelectElement: 0,
+      MediaList: 0,
+      MimeTypeArray: 0,
+      NamedNodeMap: 0,
+      NodeList: 1,
+      PaintRequestList: 0,
+      Plugin: 0,
+      PluginArray: 0,
+      SVGLengthList: 0,
+      SVGNumberList: 0,
+      SVGPathSegList: 0,
+      SVGPointList: 0,
+      SVGStringList: 0,
+      SVGTransformList: 0,
+      SourceBufferList: 0,
+      StyleSheetList: 0,
+      TextTrackCueList: 0,
+      TextTrackList: 0,
+      TouchList: 0
+    };
+
+    for (var COLLECTION_NAME in domIterables) {
+      var Collection = global_1[COLLECTION_NAME];
+      var CollectionPrototype = Collection && Collection.prototype;
+      // some Chrome versions have non-configurable methods on DOMTokenList
+      if (CollectionPrototype && CollectionPrototype.forEach !== arrayForEach) { try {
+        createNonEnumerableProperty(CollectionPrototype, 'forEach', arrayForEach);
+      } catch (error) {
+        CollectionPrototype.forEach = arrayForEach;
+      } }
+    }
+
+    var ITERATOR$9 = wellKnownSymbol('iterator');
+    var TO_STRING_TAG$8 = wellKnownSymbol('toStringTag');
+    var ArrayValues = es_array_iterator.values;
+
+    for (var COLLECTION_NAME$1 in domIterables) {
+      var Collection$1 = global_1[COLLECTION_NAME$1];
+      var CollectionPrototype$1 = Collection$1 && Collection$1.prototype;
+      if (CollectionPrototype$1) {
+        // some Chrome versions have non-configurable methods on DOMTokenList
+        if (CollectionPrototype$1[ITERATOR$9] !== ArrayValues) { try {
+          createNonEnumerableProperty(CollectionPrototype$1, ITERATOR$9, ArrayValues);
+        } catch (error) {
+          CollectionPrototype$1[ITERATOR$9] = ArrayValues;
+        } }
+        if (!CollectionPrototype$1[TO_STRING_TAG$8]) {
+          createNonEnumerableProperty(CollectionPrototype$1, TO_STRING_TAG$8, COLLECTION_NAME$1);
+        }
+        if (domIterables[COLLECTION_NAME$1]) { for (var METHOD_NAME in es_array_iterator) {
+          // some Chrome versions have non-configurable methods on DOMTokenList
+          if (CollectionPrototype$1[METHOD_NAME] !== es_array_iterator[METHOD_NAME]) { try {
+            createNonEnumerableProperty(CollectionPrototype$1, METHOD_NAME, es_array_iterator[METHOD_NAME]);
+          } catch (error) {
+            CollectionPrototype$1[METHOD_NAME] = es_array_iterator[METHOD_NAME];
+          } }
+        } }
+      }
+    }
+
+    var FORCED$m = !global_1.setImmediate || !global_1.clearImmediate;
+
+    // http://w3c.github.io/setImmediate/
+    _export({ global: true, bind: true, enumerable: true, forced: FORCED$m }, {
+      // `setImmediate` method
+      // http://w3c.github.io/setImmediate/#si-setImmediate
+      setImmediate: task.set,
+      // `clearImmediate` method
+      // http://w3c.github.io/setImmediate/#si-clearImmediate
+      clearImmediate: task.clear
+    });
+
+    var process$5 = global_1.process;
+    var isNode = classofRaw(process$5) == 'process';
+
+    // `queueMicrotask` method
+    // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-queuemicrotask
+    _export({ global: true, enumerable: true, noTargetGet: true }, {
+      queueMicrotask: function queueMicrotask(fn) {
+        var domain = isNode && process$5.domain;
+        microtask(domain ? domain.bind(fn) : fn);
+      }
+    });
+
+    var slice$1 = [].slice;
+    var MSIE = /MSIE .\./.test(engineUserAgent); // <- dirty ie9- check
+
+    var wrap$1 = function (scheduler) {
+      return function (handler, timeout /* , ...arguments */) {
+        var boundArgs = arguments.length > 2;
+        var args = boundArgs ? slice$1.call(arguments, 2) : undefined;
+        return scheduler(boundArgs ? function () {
+          // eslint-disable-next-line no-new-func
+          (typeof handler == 'function' ? handler : Function(handler)).apply(this, args);
+        } : handler, timeout);
+      };
+    };
+
+    // ie9- setTimeout & setInterval additional parameters fix
+    // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#timers
+    _export({ global: true, bind: true, forced: MSIE }, {
+      // `setTimeout` method
+      // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-settimeout
+      setTimeout: wrap$1(global_1.setTimeout),
+      // `setInterval` method
+      // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#dom-setinterval
+      setInterval: wrap$1(global_1.setInterval)
+    });
+
+    var coreJs = path;
+
+    /*
+     * Copyright [2019] [Doric.Pub]
+     *
+     * Licensed under the Apache License, Version 2.0 (the "License");
+     * you may not use this file except in compliance with the License.
+     * You may obtain a copy of the License at
+     *
+     * http://www.apache.org/licenses/LICENSE-2.0
+     *
+     * Unless required by applicable law or agreed to in writing, software
+     * distributed under the License is distributed on an "AS IS" BASIS,
+     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     * See the License for the specific language governing permissions and
+     * limitations under the License.
+     */
+    var ProxyPolyfill = /** @class */ (function () {
+        function ProxyPolyfill(target, handler) {
+            this.__target__ = target;
+            this.__handler__ = handler;
+            this.defineProps();
+            return target;
+        }
+        ProxyPolyfill.prototype.defineProps = function () {
+            var _this = this;
+            var keys = Object.keys(this.__target__);
+            keys.forEach(function (property) {
+                if (Object.getOwnPropertyDescriptor(_this.__target__, property) !== undefined) {
+                    return;
+                }
+                Object.defineProperty(_this, property, {
+                    get: function () {
+                        _this.defineProps();
+                        if (_this.__handler__.get) {
+                            return _this.__handler__.get(_this.__target__, property, _this);
+                        }
+                        else {
+                            return _this.__target__[property];
+                        }
+                    },
+                    set: function (value) {
+                        _this.defineProps();
+                        if (_this.__handler__.set) {
+                            _this.__handler__.set(_this.__target__, property, value, property);
+                        }
+                        else {
+                            _this.__target__[property] = value;
+                        }
+                    },
+                    enumerable: true,
+                    configurable: true,
+                });
+            });
+        };
+        return ProxyPolyfill;
+    }());
+    var global$2 = Function('return this')();
+    global$2.Proxy = ProxyPolyfill;
+
+    exports.Context = Context;
+    exports.__moduleExports = coreJs;
+    exports.__require__ = __require__;
+    exports.jsCallEntityMethod = jsCallEntityMethod;
+    exports.jsCallReject = jsCallReject;
+    exports.jsCallResolve = jsCallResolve;
+    exports.jsCallbackTimer = jsCallbackTimer;
+    exports.jsObtainContext = jsObtainContext;
+    exports.jsObtainEntry = jsObtainEntry;
+    exports.jsRegisterModule = jsRegisterModule;
+    exports.jsReleaseContext = jsReleaseContext;
+
+    return exports;
+
+}({}));
diff --git a/doric-js/bundle/doric-vm.js b/doric-js/bundle/doric-vm.js
index 6399b732..5c47ea86 100644
--- a/doric-js/bundle/doric-vm.js
+++ b/doric-js/bundle/doric-vm.js
@@ -2229,7 +2229,7 @@ class Panel {
         }, undefined);
     }
     nativeRender(model) {
-        this.context.shader.render(model);
+        this.context.callNative("shader", "render", model);
     }
     hookBeforeNativeCall() {
         if (Environment.platform !== 'web') {
diff --git a/doric-js/index.d.ts b/doric-js/index.d.ts
index b1bcb368..375c2717 100644
--- a/doric-js/index.d.ts
+++ b/doric-js/index.d.ts
@@ -9,7 +9,6 @@ declare module 'doric' {
     export * from 'doric/lib/src/native/index.native';
     export * from "doric/lib/src/util/index.util";
     export * from "doric/lib/src/pattern/index.pattern";
-    export * from 'doric/lib/src/ui/view';
 }
 
 declare module 'doric/lib/src/runtime/global' {
diff --git a/doric-js/index.es5.ts b/doric-js/index.es5.ts
deleted file mode 100644
index c3269f54..00000000
--- a/doric-js/index.es5.ts
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright [2019] [Doric.Pub]
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-export * from './src/runtime/global'
-export * from './src/ui/index.ui.es5'
-export * from "./src/widget/index.widget"
-export * from './src/native/index.native'
-export * from "./src/util/index.util"
-export * from "./src/pattern/index.pattern"
diff --git a/doric-js/lib/src/ui/animation.d.ts b/doric-js/lib/src/ui/animation.d.ts
index c41968d9..7ce73294 100644
--- a/doric-js/lib/src/ui/animation.d.ts
+++ b/doric-js/lib/src/ui/animation.d.ts
@@ -82,32 +82,43 @@ export declare class ScaleAnimation extends Animation {
     private scaleXChangeable;
     private scaleYChangeable;
     constructor();
-    fromScaleX: number;
-    toScaleX: number;
-    fromScaleY: number;
-    toScaleY: number;
+    set fromScaleX(v: number);
+    get fromScaleX(): number;
+    set toScaleX(v: number);
+    get toScaleX(): number;
+    set fromScaleY(v: number);
+    get fromScaleY(): number;
+    set toScaleY(v: number);
+    get toScaleY(): number;
 }
 export declare class TranslationAnimation extends Animation {
     private translationXChangeable;
     private translationYChangeable;
     constructor();
-    fromTranslationX: number;
-    toTranslationX: number;
-    fromTranslationY: number;
-    toTranslationY: number;
+    set fromTranslationX(v: number);
+    get fromTranslationX(): number;
+    set toTranslationX(v: number);
+    get toTranslationX(): number;
+    set fromTranslationY(v: number);
+    get fromTranslationY(): number;
+    set toTranslationY(v: number);
+    get toTranslationY(): number;
 }
 export declare class RotationAnimation extends Animation {
     private rotationChaneable;
     constructor();
-    fromRotation: number;
-    toRotation: number;
+    set fromRotation(v: number);
+    get fromRotation(): number;
+    set toRotation(v: number);
+    get toRotation(): number;
 }
 export declare class AnimationSet implements IAnimation {
     private animations;
     _duration: number;
     delay?: number;
     addAnimation(anim: IAnimation): void;
-    duration: number;
+    get duration(): number;
+    set duration(v: number);
     toModel(): {
         animations: Model;
         delay: number | undefined;
diff --git a/doric-js/lib/src/ui/panel.js b/doric-js/lib/src/ui/panel.js
index acce9cf4..f39aa3f8 100644
--- a/doric-js/lib/src/ui/panel.js
+++ b/doric-js/lib/src/ui/panel.js
@@ -139,7 +139,7 @@ export class Panel {
         }, undefined);
     }
     nativeRender(model) {
-        this.context.shader.render(model);
+        this.context.callNative("shader", "render", model);
     }
     hookBeforeNativeCall() {
         if (Environment.platform !== 'web') {
diff --git a/doric-js/lib/src/ui/view.d.ts b/doric-js/lib/src/ui/view.d.ts
index 20c4ff6c..7c497363 100644
--- a/doric-js/lib/src/ui/view.d.ts
+++ b/doric-js/lib/src/ui/view.d.ts
@@ -104,15 +104,21 @@ export declare abstract class View implements Modeling, IView {
     private id2Callback;
     constructor();
     /** Anchor start*/
-    left: number;
-    right: number;
-    top: number;
-    bottom: number;
-    centerX: number;
-    centerY: number;
+    get left(): number;
+    set left(v: number);
+    get right(): number;
+    set right(v: number);
+    get top(): number;
+    set top(v: number);
+    get bottom(): number;
+    set bottom(v: number);
+    get centerX(): number;
+    get centerY(): number;
+    set centerX(v: number);
+    set centerY(v: number);
     /** Anchor end*/
     private __dirty_props__;
-    readonly dirtyProps: {
+    get dirtyProps(): {
         [index: string]: Model;
     };
     nativeViewModel: NativeViewModel;
diff --git a/doric-js/package.json b/doric-js/package.json
index afd3c0a6..7b99dbcc 100644
--- a/doric-js/package.json
+++ b/doric-js/package.json
@@ -6,7 +6,7 @@
   "types": "index.d.ts",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "build": "tsc -p tsconfig.es5.json && tsc -d -p . && rollup -c && dts-bundle --configJson dts-bundle.json",
+    "build": "tsc -p tsconfig.es5.json && mv -f lib-es5/src/ui/view.es5.js lib-es5/src/ui/view.js && tsc -d -p . && rollup -c && dts-bundle --configJson dts-bundle.json",
     "dev": "tsc -w -p . & rollup -c -w",
     "clean": "rm -rf lib && rm -rf lib-es5 &&  rm -rf bundle",
     "prepublish": "npm run build"
@@ -40,4 +40,4 @@
     "@rollup/plugin-buble": "^0.21.0",
     "@rollup/plugin-commonjs": "^11.0.1"
   }
-}
+}
\ No newline at end of file
diff --git a/doric-js/rollup.config.js b/doric-js/rollup.config.js
index b94814be..54090942 100644
--- a/doric-js/rollup.config.js
+++ b/doric-js/rollup.config.js
@@ -49,41 +49,41 @@ export default [
         }
     },
 
-    // {
-    //     input: "lib-es5/index.runtime.es5.js",
-    //     output: {
-    //         name: "doric",
-    //         format: "iife",
-    //         file: "bundle/doric-sandbox.es5.js",
-    //     },
-    //     plugins: [
-    //         resolve({ mainFields: ["jsnext"] }),
-    //         commonjs(),
-    //         buble({
-    //             transforms: { dangerousForOf: true }
-    //         }),
-    //     ],
-    //     onwarn: function (warning) {
-    //         if (warning.code === 'THIS_IS_UNDEFINED') { return; }
-    //         console.warn(warning.message);
-    //     }
-    // },
-    // {
-    //     input: "lib-es5/index.es5.js",
-    //     output: {
-    //         format: "cjs",
-    //         file: "bundle/doric-lib.es5.js",
-    //     },
-    //     plugins: [
-    //         resolve({ mainFields: ["jsnext"] }),
-    //         buble({
-    //             transforms: { dangerousForOf: true }
-    //         }),
-    //     ],
-    //     external: ['reflect-metadata'],
-    //     onwarn: function (warning) {
-    //         if (warning.code === 'THIS_IS_UNDEFINED') { return; }
-    //         console.warn(warning.message);
-    //     }
-    // },
+    {
+        input: "lib-es5/index.runtime.es5.js",
+        output: {
+            name: "doric",
+            format: "iife",
+            file: "bundle/doric-sandbox.es5.js",
+        },
+        plugins: [
+            resolve({ mainFields: ["jsnext"] }),
+            commonjs(),
+            buble({
+                transforms: { dangerousForOf: true }
+            }),
+        ],
+        onwarn: function (warning) {
+            if (warning.code === 'THIS_IS_UNDEFINED') { return; }
+            console.warn(warning.message);
+        }
+    },
+    {
+        input: "lib-es5/index.js",
+        output: {
+            format: "cjs",
+            file: "bundle/doric-lib.es5.js",
+        },
+        plugins: [
+            resolve({ mainFields: ["jsnext"] }),
+            buble({
+                transforms: { dangerousForOf: true }
+            }),
+        ],
+        external: ['reflect-metadata'],
+        onwarn: function (warning) {
+            if (warning.code === 'THIS_IS_UNDEFINED') { return; }
+            console.warn(warning.message);
+        }
+    },
 ]
\ No newline at end of file
diff --git a/doric-js/src/runtime/sandbox.es5.ts b/doric-js/src/runtime/sandbox.es5.ts
index 36e54194..69f47c64 100644
--- a/doric-js/src/runtime/sandbox.es5.ts
+++ b/doric-js/src/runtime/sandbox.es5.ts
@@ -132,33 +132,6 @@ export class Context {
 
     constructor(id: string) {
         this.id = id
-        return new Proxy(this, {
-            get: (target, p: any) => {
-                if (Reflect.has(target, p)) {
-                    return Reflect.get(target, p)
-                } else {
-                    const namespace = p
-                    return new Proxy({}, {
-                        get: (target, p: any) => {
-                            if (Reflect.has(target, p)) {
-                                return Reflect.get(target, p)
-                            } else {
-                                const context = this
-                                return function () {
-                                    const args = []
-                                    args.push(namespace)
-                                    args.push(p)
-                                    for (let arg of arguments) {
-                                        args.push(arg)
-                                    }
-                                    return Reflect.apply(context.callNative, context, args)
-                                }
-                            }
-                        }
-                    })
-                }
-            }
-        })
     }
     callNative(namespace: string, method: string, args?: any): Promise<any> {
         const callbackId = uniqueId('callback')
diff --git a/doric-js/src/ui/index.ui.es5.ts b/doric-js/src/ui/index.ui.es5.ts
deleted file mode 100644
index e9e95473..00000000
--- a/doric-js/src/ui/index.ui.es5.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
- * Copyright [2019] [Doric.Pub]
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-export * from './view.es5'
-export * from './panel'
-export * from './animation'
\ No newline at end of file
diff --git a/doric-js/src/ui/panel.ts b/doric-js/src/ui/panel.ts
index 31db583c..65f7c4eb 100644
--- a/doric-js/src/ui/panel.ts
+++ b/doric-js/src/ui/panel.ts
@@ -43,7 +43,7 @@ export abstract class Panel {
 
     private __data__?: object
     private __root__ = new Root
-    private headviews: Map<string,  Map<string, View>> = new Map
+    private headviews: Map<string, Map<string, View>> = new Map
 
     addHeadView(type: string, v: View) {
         let map = this.headviews.get(type)
@@ -157,7 +157,7 @@ export abstract class Panel {
     }
 
     private nativeRender(model: Model) {
-        this.context.shader.render(model)
+        (this.context as any).callNative("shader", "render", model)
     }
 
     private hookBeforeNativeCall() {
diff --git a/doric-js/src/ui/view.es5.ts b/doric-js/src/ui/view.es5.ts
index fda3be25..809bb35e 100644
--- a/doric-js/src/ui/view.es5.ts
+++ b/doric-js/src/ui/view.es5.ts
@@ -21,8 +21,19 @@ import { BridgeContext } from "../runtime/global";
 import { LayoutConfig } from '../util/layoutconfig'
 import { IAnimation } from "./animation";
 
-export function Property(target: Object, propKey: string) {
-    Reflect.defineMetadata(propKey, true, target)
+export function Property(target: View, propKey: string) {
+    Object.defineProperty(target, propKey, {
+        get: function () {
+            return Reflect.get(this, `__prop__${propKey}`, this)
+        },
+        set: function (v) {
+            const oldV = Reflect.get(this, `__prop__${propKey}`, this)
+            Reflect.set(this, `__prop__${propKey}`, v, this)
+            if (oldV !== v) {
+                Reflect.apply(this.onPropertyChanged, this, [propKey, oldV, v])
+            }
+        },
+    })
 }
 
 export interface IView {
@@ -79,6 +90,8 @@ export type NativeViewModel = {
 }
 
 export abstract class View implements Modeling, IView {
+    private __dirty_props__!: { [index: string]: Model | undefined }
+
     @Property
     width: number = 0
 
@@ -128,9 +141,11 @@ export abstract class View implements Modeling, IView {
 
     superview?: Superview
 
-    callbacks: Map<String, Function> = new Map
-
+    callbacks!: Map<String, Function>
     private callback2Id(f: Function) {
+        if (this.callbacks === undefined) {
+            this.callbacks = new Map
+        }
         const id = uniqueId('Function')
         this.callbacks.set(id, f)
         return id
@@ -144,21 +159,6 @@ export abstract class View implements Modeling, IView {
         return f
     }
 
-    constructor() {
-        return new Proxy(this, {
-            get: (target, p, receiver) => {
-                return Reflect.get(target, p, receiver)
-            },
-            set: (target, p, v, receiver) => {
-                const oldV = Reflect.get(target, p, receiver)
-                const ret = Reflect.set(target, p, v, receiver)
-                if (Reflect.getMetadata(p, target) && oldV !== v) {
-                    receiver.onPropertyChanged(p.toString(), oldV, v)
-                }
-                return ret
-            }
-        })
-    }
     /** Anchor start*/
     get left() {
         return this.x
@@ -207,7 +207,6 @@ export abstract class View implements Modeling, IView {
     }
     /** Anchor end*/
 
-    private __dirty_props__: { [index: string]: Model | undefined } = {}
 
     get dirtyProps() {
         return this.__dirty_props__
@@ -225,6 +224,9 @@ export abstract class View implements Modeling, IView {
         } else {
             newV = obj2Model(newV)
         }
+        if (this.__dirty_props__ === undefined) {
+            this.__dirty_props__ = {}
+        }
         this.__dirty_props__[propKey] = newV
     }
 
@@ -388,14 +390,7 @@ export abstract class Superview extends View {
 
 export abstract class Group extends Superview {
 
-    readonly children: View[] = new Proxy([], {
-        set: (target, index, value) => {
-            const ret = Reflect.set(target, index, value)
-            // Let getDirty return true
-            this.dirtyProps.children = this.children.map(e => e.viewId)
-            return ret
-        }
-    })
+    readonly children: View[] = []
 
     allSubviews() {
         return this.children
@@ -403,6 +398,7 @@ export abstract class Group extends Superview {
 
     addChild(view: View) {
         this.children.push(view)
+        this.dirtyProps.children = this.children.map(e => e.viewId)
     }
 }