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104 lines
3.0 KiB
104 lines
3.0 KiB
/* |
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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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