mirror of https://github.com/webpack/webpack.git
90 lines
2.7 KiB
JavaScript
90 lines
2.7 KiB
JavaScript
/*
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MIT License http://www.opensource.org/licenses/mit-license.php
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*/
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"use strict";
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const RuntimeGlobals = require("../RuntimeGlobals");
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const StartupChunkDependenciesRuntimeModule = require("./StartupChunkDependenciesRuntimeModule");
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const StartupEntrypointRuntimeModule = require("./StartupEntrypointRuntimeModule");
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/** @typedef {import("../../declarations/WebpackOptions").ChunkLoadingType} ChunkLoadingType */
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/** @typedef {import("../Chunk")} Chunk */
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/** @typedef {import("../Compiler")} Compiler */
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/**
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* @typedef {Object} Options
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* @property {ChunkLoadingType} chunkLoading
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* @property {boolean=} asyncChunkLoading
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*/
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class StartupChunkDependenciesPlugin {
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/**
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* @param {Options} options options
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*/
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constructor(options) {
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this.chunkLoading = options.chunkLoading;
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this.asyncChunkLoading =
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typeof options.asyncChunkLoading === "boolean"
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? options.asyncChunkLoading
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: true;
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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.thisCompilation.tap(
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"StartupChunkDependenciesPlugin",
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compilation => {
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const globalChunkLoading = compilation.outputOptions.chunkLoading;
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/**
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* @param {Chunk} chunk chunk to check
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* @returns {boolean} true, when the plugin is enabled for the chunk
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*/
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const isEnabledForChunk = chunk => {
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const options = chunk.getEntryOptions();
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const chunkLoading =
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options && options.chunkLoading !== undefined
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? options.chunkLoading
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: globalChunkLoading;
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return chunkLoading === this.chunkLoading;
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};
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compilation.hooks.additionalTreeRuntimeRequirements.tap(
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"StartupChunkDependenciesPlugin",
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(chunk, set, { chunkGraph }) => {
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if (!isEnabledForChunk(chunk)) return;
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if (chunkGraph.hasChunkEntryDependentChunks(chunk)) {
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set.add(RuntimeGlobals.startup);
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set.add(RuntimeGlobals.ensureChunk);
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set.add(RuntimeGlobals.ensureChunkIncludeEntries);
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compilation.addRuntimeModule(
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chunk,
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new StartupChunkDependenciesRuntimeModule(
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this.asyncChunkLoading
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)
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);
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}
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}
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);
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.startupEntrypoint)
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.tap("StartupChunkDependenciesPlugin", (chunk, set) => {
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if (!isEnabledForChunk(chunk)) return;
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set.add(RuntimeGlobals.require);
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set.add(RuntimeGlobals.ensureChunk);
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set.add(RuntimeGlobals.ensureChunkIncludeEntries);
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compilation.addRuntimeModule(
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chunk,
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new StartupEntrypointRuntimeModule(this.asyncChunkLoading)
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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 = StartupChunkDependenciesPlugin;
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