mirror of https://github.com/webpack/webpack.git
52 lines
1.3 KiB
JavaScript
52 lines
1.3 KiB
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 HarmonyImportDependency = require("../dependencies/HarmonyImportDependency");
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/** @typedef {import("../Compiler")} Compiler */
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/** @typedef {import("../Module")} Module */
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class InferAsyncModulesPlugin {
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/**
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* Apply the plugin
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* @param {Compiler} compiler the compiler instance
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* @returns {void}
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*/
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apply(compiler) {
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compiler.hooks.compilation.tap("InferAsyncModulesPlugin", compilation => {
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const { moduleGraph } = compilation;
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compilation.hooks.finishModules.tap(
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"InferAsyncModulesPlugin",
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modules => {
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/** @type {Set<Module>} */
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const queue = new Set();
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for (const module of modules) {
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if (module.buildMeta && module.buildMeta.async) {
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queue.add(module);
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}
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}
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for (const module of queue) {
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moduleGraph.setAsync(module);
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const connections = moduleGraph.getIncomingConnections(module);
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for (const connection of connections) {
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const dep = connection.dependency;
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if (
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dep instanceof HarmonyImportDependency &&
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connection.isTargetActive(undefined)
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) {
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queue.add(connection.originModule);
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}
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}
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}
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}
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);
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});
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}
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}
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module.exports = InferAsyncModulesPlugin;
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