/*
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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 { getEntryRuntime, mergeRuntimeOwned } = require("./util/runtime");
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/** @typedef {import("./Compiler")} Compiler */
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/** @typedef {import("./Module").FactoryMeta} FactoryMeta */
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/** @typedef {import("./util/runtime").RuntimeSpec} RuntimeSpec */
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const PLUGIN_NAME = "FlagAllModulesAsUsedPlugin";
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class FlagAllModulesAsUsedPlugin {
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/**
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* @param {string} explanation explanation
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*/
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constructor(explanation) {
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this.explanation = explanation;
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}
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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(PLUGIN_NAME, compilation => {
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const moduleGraph = compilation.moduleGraph;
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compilation.hooks.optimizeDependencies.tap(PLUGIN_NAME, modules => {
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/** @type {RuntimeSpec} */
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let runtime;
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for (const [name, { options }] of compilation.entries) {
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runtime = mergeRuntimeOwned(
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runtime,
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getEntryRuntime(compilation, name, options)
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);
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}
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for (const module of modules) {
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const exportsInfo = moduleGraph.getExportsInfo(module);
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exportsInfo.setUsedInUnknownWay(runtime);
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moduleGraph.addExtraReason(module, this.explanation);
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if (module.factoryMeta === undefined) {
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module.factoryMeta = {};
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}
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/** @type {FactoryMeta} */
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(module.factoryMeta).sideEffectFree = false;
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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 = FlagAllModulesAsUsedPlugin;
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