105 lines
3.0 KiB
JavaScript
105 lines
3.0 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 { ConcatSource } = require("webpack-sources");
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const Template = require("../Template");
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const propertyAccess = require("../util/propertyAccess");
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const AbstractLibraryPlugin = require("./AbstractLibraryPlugin");
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/** @typedef {import("webpack-sources").Source} Source */
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/** @typedef {import("../../declarations/WebpackOptions").LibraryOptions} LibraryOptions */
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/** @typedef {import("../../declarations/WebpackOptions").LibraryType} LibraryType */
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/** @typedef {import("../Chunk")} Chunk */
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/** @typedef {import("../Compilation").ChunkHashContext} ChunkHashContext */
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/** @typedef {import("../Compiler")} Compiler */
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/** @typedef {import("../Module")} Module */
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/** @typedef {import("../javascript/JavascriptModulesPlugin").StartupRenderContext} StartupRenderContext */
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/** @typedef {import("../util/Hash")} Hash */
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/** @template T @typedef {import("./AbstractLibraryPlugin").LibraryContext<T>} LibraryContext<T> */
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/**
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* @typedef {Object} ModuleLibraryPluginOptions
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* @property {LibraryType} type
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*/
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/**
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* @typedef {Object} ModuleLibraryPluginParsed
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* @property {string} name
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*/
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/**
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* @typedef {ModuleLibraryPluginParsed} T
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* @extends {AbstractLibraryPlugin<ModuleLibraryPluginParsed>}
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*/
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class ModuleLibraryPlugin extends AbstractLibraryPlugin {
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/**
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* @param {ModuleLibraryPluginOptions} options the plugin options
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*/
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constructor(options) {
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super({
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pluginName: "ModuleLibraryPlugin",
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type: options.type
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});
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}
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/**
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* @param {LibraryOptions} library normalized library option
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* @returns {T | false} preprocess as needed by overriding
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*/
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parseOptions(library) {
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const { name } = library;
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if (name) {
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throw new Error(
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`Library name must be unset. ${AbstractLibraryPlugin.COMMON_LIBRARY_NAME_MESSAGE}`
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);
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}
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return {
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name: /** @type {string} */ (name)
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};
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}
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/**
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* @param {Source} source source
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* @param {Module} module module
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* @param {StartupRenderContext} renderContext render context
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* @param {LibraryContext<T>} libraryContext context
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* @returns {Source} source with library export
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*/
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renderStartup(
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source,
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module,
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{ moduleGraph, chunk },
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{ options, compilation }
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) {
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const result = new ConcatSource(source);
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const exportsInfo = moduleGraph.getExportsInfo(module);
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const exports = [];
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const isAsync = moduleGraph.isAsync(module);
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if (isAsync) {
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result.add(`__webpack_exports__ = await __webpack_exports__;\n`);
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}
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for (const exportInfo of exportsInfo.orderedExports) {
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if (!exportInfo.provided) continue;
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const varName = `__webpack_exports__${Template.toIdentifier(
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exportInfo.name
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)}`;
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result.add(
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`var ${varName} = __webpack_exports__${propertyAccess([
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exportInfo.getUsedName(exportInfo.name, chunk.runtime)
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])};\n`
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);
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exports.push(`${varName} as ${exportInfo.name}`);
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}
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if (exports.length > 0) {
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result.add(`export { ${exports.join(", ")} };\n`);
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}
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return result;
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}
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}
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module.exports = ModuleLibraryPlugin;
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