63 lines
1.5 KiB
JavaScript
63 lines
1.5 KiB
JavaScript
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/*
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* Copyright [2019] [Doric.Pub]
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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export function take(target) {
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return (block) => {
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block(target);
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};
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}
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export function takeNonNull(target) {
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return (block) => {
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if (target !== undefined) {
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return block(target);
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}
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};
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}
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export function takeNull(target) {
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return (block) => {
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if (target === undefined) {
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return block();
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}
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};
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}
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export function takeLet(target) {
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return (block) => {
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return block(target);
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};
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}
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export function takeAlso(target) {
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return (block) => {
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block(target);
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return target;
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};
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}
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export function takeIf(target) {
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return (predicate) => {
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return predicate(target) ? target : undefined;
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};
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}
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export function takeUnless(target) {
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return (predicate) => {
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return predicate(target) ? undefined : target;
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};
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}
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export function repeat(action) {
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return (times) => {
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for (let i = 0; i < times; i++) {
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action(i);
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}
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};
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}
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