js support es5

doric-js/rollup.config.js

@@ -1,6 +1,6 @@
-const path = require('path')
-const fs = require('fs')
 import resolve from '@rollup/plugin-node-resolve'
+import buble from '@rollup/plugin-buble';
+import commonjs from '@rollup/plugin-commonjs'
 
 export default [
     {
@@ -18,6 +18,25 @@ export default [
             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/index.js",
         output: {
@@ -33,6 +52,24 @@ export default [
             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);
+        }
+    },
     {
         input: "lib/index.debug.js",
         output: {