mirror of https://github.com/webpack/webpack.git
43 lines
953 B
JavaScript
43 lines
953 B
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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Author Tobias Koppers @sokra
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*/
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"use strict";
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const InitFragment = require("../InitFragment");
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const generateCode = promises => {
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if (promises.length === 0) {
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return "";
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}
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if (promises.length === 1) {
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return `${promises[0]} = await Promise.resolve(${promises[0]});\n`;
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}
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const sepPromises = promises.join(", ");
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return `([${sepPromises}] = await Promise.all([${sepPromises}]));\n`;
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};
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class AwaitDependenciesInitFragment extends InitFragment {
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/**
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* @param {string[]} promises the promises that should be awaited
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*/
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constructor(promises) {
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super(
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generateCode(promises),
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InitFragment.STAGE_ASYNC_DEPENDENCIES,
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0,
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"await-dependencies"
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);
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this.promises = promises;
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}
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merge(other) {
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return new AwaitDependenciesInitFragment(
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Array.from(new Set(other.promises.concat(this.promises)))
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);
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}
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}
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module.exports = AwaitDependenciesInitFragment;
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