/*
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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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/** @typedef {import("../../declarations/WebpackOptions").ChunkLoadingType} ChunkLoadingType */
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/** @typedef {import("../Compiler")} Compiler */
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/** @typedef {Set<ChunkLoadingType>} ChunkLoadingTypes */
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/** @type {WeakMap<Compiler, ChunkLoadingTypes>} */
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const enabledTypes = new WeakMap();
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/**
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* Returns enabled types.
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* @param {Compiler} compiler compiler
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* @returns {ChunkLoadingTypes} enabled types
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*/
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const getEnabledTypes = (compiler) => {
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let set = enabledTypes.get(compiler);
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if (set === undefined) {
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/** @type {ChunkLoadingTypes} */
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set = new Set();
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enabledTypes.set(compiler, set);
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}
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return set;
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};
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class EnableChunkLoadingPlugin {
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/**
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* Creates an instance of EnableChunkLoadingPlugin.
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* @param {ChunkLoadingType} type library type that should be available
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*/
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constructor(type) {
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this.type = type;
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}
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/**
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* Updates enabled using the provided compiler.
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* @param {Compiler} compiler the compiler instance
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* @param {ChunkLoadingType} type type of library
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* @returns {void}
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*/
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static setEnabled(compiler, type) {
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getEnabledTypes(compiler).add(type);
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}
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/**
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* Checks enabled.
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* @param {Compiler} compiler the compiler instance
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* @param {ChunkLoadingType} type type of library
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* @returns {void}
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*/
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static checkEnabled(compiler, type) {
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if (!getEnabledTypes(compiler).has(type)) {
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throw new Error(
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`Chunk loading type "${type}" is not enabled. ` +
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"EnableChunkLoadingPlugin need to be used to enable this type of chunk loading. " +
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'This usually happens through the "output.enabledChunkLoadingTypes" option. ' +
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'If you are using a function as entry which sets "chunkLoading", you need to add all potential chunk loading types to "output.enabledChunkLoadingTypes". ' +
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`These types are enabled: ${[...getEnabledTypes(compiler)].join(", ")}`
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);
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}
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}
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/**
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* Applies the plugin by registering its hooks on the compiler.
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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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const { type } = this;
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// Only enable once
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const enabled = getEnabledTypes(compiler);
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if (enabled.has(type)) return;
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enabled.add(type);
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if (typeof type === "string") {
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switch (type) {
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case "jsonp": {
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const JsonpChunkLoadingPlugin = require("../web/JsonpChunkLoadingPlugin");
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new JsonpChunkLoadingPlugin().apply(compiler);
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break;
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}
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case "import-scripts": {
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const ImportScriptsChunkLoadingPlugin = require("../webworker/ImportScriptsChunkLoadingPlugin");
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new ImportScriptsChunkLoadingPlugin().apply(compiler);
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break;
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}
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case "require": {
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// @ts-expect-error https://github.com/microsoft/TypeScript/issues/41697
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const CommonJsChunkLoadingPlugin = require("../node/CommonJsChunkLoadingPlugin");
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new CommonJsChunkLoadingPlugin({
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asyncChunkLoading: false
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}).apply(compiler);
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break;
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}
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case "async-node": {
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// @ts-expect-error https://github.com/microsoft/TypeScript/issues/41697
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const CommonJsChunkLoadingPlugin = require("../node/CommonJsChunkLoadingPlugin");
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new CommonJsChunkLoadingPlugin({
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asyncChunkLoading: true
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}).apply(compiler);
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break;
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}
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case "import": {
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const ModuleChunkLoadingPlugin = require("../esm/ModuleChunkLoadingPlugin");
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new ModuleChunkLoadingPlugin().apply(compiler);
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break;
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}
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default:
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throw new Error(`Unsupported chunk loading type ${type}.
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Plugins which provide custom chunk loading types must call EnableChunkLoadingPlugin.setEnabled(compiler, type) to disable this error.`);
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}
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} else {
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// TODO support plugin instances here
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// apply them to the compiler
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}
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}
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}
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module.exports = EnableChunkLoadingPlugin;
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