diff options
| author | littleblack111 <littleblack11111@gmail.com> | 2023-10-31 15:37:35 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2023-10-31 15:37:35 +0800 |
| commit | d5f14083061f2ce6a42313188443a42e30796320 (patch) | |
| tree | cc6a9889e08b29595a76a33b9e7b4ef84866468b /node_modules/webpack/lib/dependencies/LoaderPlugin.js | |
| parent | b1a6ea021f29f182b62f9f81024a3d8ac8621b7f (diff) | |
added make browserlist(autoprefixer) work fixed
Diffstat (limited to 'node_modules/webpack/lib/dependencies/LoaderPlugin.js')
| -rw-r--r-- | node_modules/webpack/lib/dependencies/LoaderPlugin.js | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/dependencies/LoaderPlugin.js b/node_modules/webpack/lib/dependencies/LoaderPlugin.js new file mode 100644 index 00000000..3132cfdf --- /dev/null +++ b/node_modules/webpack/lib/dependencies/LoaderPlugin.js @@ -0,0 +1,261 @@ +/* + MIT License http://www.opensource.org/licenses/mit-license.php + Author Tobias Koppers @sokra +*/ + +"use strict"; + +const NormalModule = require("../NormalModule"); +const LazySet = require("../util/LazySet"); +const LoaderDependency = require("./LoaderDependency"); +const LoaderImportDependency = require("./LoaderImportDependency"); + +/** @typedef {import("../Compilation").DepConstructor} DepConstructor */ +/** @typedef {import("../Compiler")} Compiler */ +/** @typedef {import("../Module")} Module */ + +/** + * @callback LoadModuleCallback + * @param {(Error | null)=} err error object + * @param {string | Buffer=} source source code + * @param {object=} map source map + * @param {Module=} module loaded module if successful + */ + +/** + * @callback ImportModuleCallback + * @param {(Error | null)=} err error object + * @param {any=} exports exports of the evaluated module + */ + +/** + * @typedef {Object} ImportModuleOptions + * @property {string=} layer the target layer + * @property {string=} publicPath the target public path + * @property {string=} baseUri target base uri + */ + +class LoaderPlugin { + /** + * @param {Object} options options + */ + constructor(options = {}) {} + + /** + * Apply the plugin + * @param {Compiler} compiler the compiler instance + * @returns {void} + */ + apply(compiler) { + compiler.hooks.compilation.tap( + "LoaderPlugin", + (compilation, { normalModuleFactory }) => { + compilation.dependencyFactories.set( + LoaderDependency, + normalModuleFactory + ); + compilation.dependencyFactories.set( + LoaderImportDependency, + normalModuleFactory + ); + } + ); + + compiler.hooks.compilation.tap("LoaderPlugin", compilation => { + const moduleGraph = compilation.moduleGraph; + NormalModule.getCompilationHooks(compilation).loader.tap( + "LoaderPlugin", + loaderContext => { + /** + * @param {string} request the request string to load the module from + * @param {LoadModuleCallback} callback callback returning the loaded module or error + * @returns {void} + */ + loaderContext.loadModule = (request, callback) => { + const dep = new LoaderDependency(request); + dep.loc = { + name: request + }; + const factory = compilation.dependencyFactories.get( + /** @type {DepConstructor} */ (dep.constructor) + ); + if (factory === undefined) { + return callback( + new Error( + `No module factory available for dependency type: ${dep.constructor.name}` + ) + ); + } + compilation.buildQueue.increaseParallelism(); + compilation.handleModuleCreation( + { + factory, + dependencies: [dep], + originModule: loaderContext._module, + context: loaderContext.context, + recursive: false + }, + err => { + compilation.buildQueue.decreaseParallelism(); + if (err) { + return callback(err); + } + const referencedModule = moduleGraph.getModule(dep); + if (!referencedModule) { + return callback(new Error("Cannot load the module")); + } + if (referencedModule.getNumberOfErrors() > 0) { + return callback( + new Error("The loaded module contains errors") + ); + } + const moduleSource = referencedModule.originalSource(); + if (!moduleSource) { + return callback( + new Error( + "The module created for a LoaderDependency must have an original source" + ) + ); + } + let source, map; + if (moduleSource.sourceAndMap) { + const sourceAndMap = moduleSource.sourceAndMap(); + map = sourceAndMap.map; + source = sourceAndMap.source; + } else { + map = moduleSource.map(); + source = moduleSource.source(); + } + const fileDependencies = new LazySet(); + const contextDependencies = new LazySet(); + const missingDependencies = new LazySet(); + const buildDependencies = new LazySet(); + referencedModule.addCacheDependencies( + fileDependencies, + contextDependencies, + missingDependencies, + buildDependencies + ); + + for (const d of fileDependencies) { + loaderContext.addDependency(d); + } + for (const d of contextDependencies) { + loaderContext.addContextDependency(d); + } + for (const d of missingDependencies) { + loaderContext.addMissingDependency(d); + } + for (const d of buildDependencies) { + loaderContext.addBuildDependency(d); + } + return callback(null, source, map, referencedModule); + } + ); + }; + + /** + * @param {string} request the request string to load the module from + * @param {ImportModuleOptions=} options options + * @param {ImportModuleCallback=} callback callback returning the exports + * @returns {void} + */ + const importModule = (request, options, callback) => { + const dep = new LoaderImportDependency(request); + dep.loc = { + name: request + }; + const factory = compilation.dependencyFactories.get( + /** @type {DepConstructor} */ (dep.constructor) + ); + if (factory === undefined) { + return callback( + new Error( + `No module factory available for dependency type: ${dep.constructor.name}` + ) + ); + } + compilation.buildQueue.increaseParallelism(); + compilation.handleModuleCreation( + { + factory, + dependencies: [dep], + originModule: loaderContext._module, + contextInfo: { + issuerLayer: options.layer + }, + context: loaderContext.context, + connectOrigin: false + }, + err => { + compilation.buildQueue.decreaseParallelism(); + if (err) { + return callback(err); + } + const referencedModule = moduleGraph.getModule(dep); + if (!referencedModule) { + return callback(new Error("Cannot load the module")); + } + compilation.executeModule( + referencedModule, + { + entryOptions: { + baseUri: options.baseUri, + publicPath: options.publicPath + } + }, + (err, result) => { + if (err) return callback(err); + for (const d of result.fileDependencies) { + loaderContext.addDependency(d); + } + for (const d of result.contextDependencies) { + loaderContext.addContextDependency(d); + } + for (const d of result.missingDependencies) { + loaderContext.addMissingDependency(d); + } + for (const d of result.buildDependencies) { + loaderContext.addBuildDependency(d); + } + if (result.cacheable === false) + loaderContext.cacheable(false); + for (const [name, { source, info }] of result.assets) { + const { buildInfo } = loaderContext._module; + if (!buildInfo.assets) { + buildInfo.assets = Object.create(null); + buildInfo.assetsInfo = new Map(); + } + buildInfo.assets[name] = source; + buildInfo.assetsInfo.set(name, info); + } + callback(null, result.exports); + } + ); + } + ); + }; + + /** + * @param {string} request the request string to load the module from + * @param {ImportModuleOptions} options options + * @param {ImportModuleCallback=} callback callback returning the exports + * @returns {Promise<any> | void} exports + */ + loaderContext.importModule = (request, options, callback) => { + if (!callback) { + return new Promise((resolve, reject) => { + importModule(request, options || {}, (err, result) => { + if (err) reject(err); + else resolve(result); + }); + }); + } + return importModule(request, options || {}, callback); + }; + } + ); + }); + } +} +module.exports = LoaderPlugin; |
