88 lines
2.8 KiB
JavaScript
88 lines
2.8 KiB
JavaScript
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/*
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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 RuntimeGlobals = require("../RuntimeGlobals");
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const ExportWebpackRequireRuntimeModule = require("./ExportWebpackRequireRuntimeModule");
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const ModuleChunkLoadingRuntimeModule = require("./ModuleChunkLoadingRuntimeModule");
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/** @typedef {import("../Chunk")} Chunk */
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/** @typedef {import("../Compiler")} Compiler */
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class ModuleChunkLoadingPlugin {
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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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"ModuleChunkLoadingPlugin",
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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 === "import";
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};
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const onceForChunkSet = new WeakSet();
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/**
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* @param {Chunk} chunk chunk to check
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* @param {Set<string>} set runtime requirements
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*/
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const handler = (chunk, set) => {
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if (onceForChunkSet.has(chunk)) return;
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onceForChunkSet.add(chunk);
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if (!isEnabledForChunk(chunk)) return;
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set.add(RuntimeGlobals.moduleFactoriesAddOnly);
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set.add(RuntimeGlobals.hasOwnProperty);
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compilation.addRuntimeModule(
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chunk,
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new ModuleChunkLoadingRuntimeModule(set)
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);
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};
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.ensureChunkHandlers)
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.tap("ModuleChunkLoadingPlugin", handler);
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.baseURI)
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.tap("ModuleChunkLoadingPlugin", handler);
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.externalInstallChunk)
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.tap("ModuleChunkLoadingPlugin", handler);
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.onChunksLoaded)
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.tap("ModuleChunkLoadingPlugin", handler);
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.externalInstallChunk)
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.tap("ModuleChunkLoadingPlugin", (chunk, set) => {
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if (!isEnabledForChunk(chunk)) return;
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compilation.addRuntimeModule(
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chunk,
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new ExportWebpackRequireRuntimeModule()
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);
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});
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compilation.hooks.runtimeRequirementInTree
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.for(RuntimeGlobals.ensureChunkHandlers)
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.tap("ModuleChunkLoadingPlugin", (chunk, set) => {
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if (!isEnabledForChunk(chunk)) return;
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set.add(RuntimeGlobals.getChunkScriptFilename);
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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 = ModuleChunkLoadingPlugin;
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