| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159 |
- 'use strict';
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.pitch = pitch;
- exports.default = function () {};
- var _fs = require('fs');
- var _fs2 = _interopRequireDefault(_fs);
- var _path = require('path');
- var _path2 = _interopRequireDefault(_path);
- var _module = require('module');
- var _module2 = _interopRequireDefault(_module);
- var _loaderUtils = require('loader-utils');
- var _loaderUtils2 = _interopRequireDefault(_loaderUtils);
- var _NodeTemplatePlugin = require('webpack/lib/node/NodeTemplatePlugin');
- var _NodeTemplatePlugin2 = _interopRequireDefault(_NodeTemplatePlugin);
- var _NodeTargetPlugin = require('webpack/lib/node/NodeTargetPlugin');
- var _NodeTargetPlugin2 = _interopRequireDefault(_NodeTargetPlugin);
- var _LibraryTemplatePlugin = require('webpack/lib/LibraryTemplatePlugin');
- var _LibraryTemplatePlugin2 = _interopRequireDefault(_LibraryTemplatePlugin);
- var _SingleEntryPlugin = require('webpack/lib/SingleEntryPlugin');
- var _SingleEntryPlugin2 = _interopRequireDefault(_SingleEntryPlugin);
- var _LimitChunkCountPlugin = require('webpack/lib/optimize/LimitChunkCountPlugin');
- var _LimitChunkCountPlugin2 = _interopRequireDefault(_LimitChunkCountPlugin);
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
- const NS = _path2.default.dirname(_fs2.default.realpathSync(__filename));
- const pluginName = 'mini-css-extract-plugin';
- const exec = (loaderContext, code, filename) => {
- const module = new _module2.default(filename, loaderContext);
- module.paths = _module2.default._nodeModulePaths(loaderContext.context); // eslint-disable-line no-underscore-dangle
- module.filename = filename;
- module._compile(code, filename); // eslint-disable-line no-underscore-dangle
- return module.exports;
- };
- const findModuleById = (modules, id) => {
- for (const module of modules) {
- if (module.id === id) {
- return module;
- }
- }
- return null;
- };
- function pitch(request) {
- const query = _loaderUtils2.default.getOptions(this) || {};
- const loaders = this.loaders.slice(this.loaderIndex + 1);
- this.addDependency(this.resourcePath);
- const childFilename = '*'; // eslint-disable-line no-path-concat
- const publicPath = typeof query.publicPath === 'string' ? query.publicPath : this._compilation.outputOptions.publicPath;
- const outputOptions = {
- filename: childFilename,
- publicPath
- };
- const childCompiler = this._compilation.createChildCompiler(`${pluginName} ${request}`, outputOptions);
- new _NodeTemplatePlugin2.default(outputOptions).apply(childCompiler);
- new _LibraryTemplatePlugin2.default(null, 'commonjs2').apply(childCompiler);
- new _NodeTargetPlugin2.default().apply(childCompiler);
- new _SingleEntryPlugin2.default(this.context, `!!${request}`, pluginName).apply(childCompiler);
- new _LimitChunkCountPlugin2.default({ maxChunks: 1 }).apply(childCompiler);
- // We set loaderContext[NS] = false to indicate we already in
- // a child compiler so we don't spawn another child compilers from there.
- childCompiler.hooks.thisCompilation.tap(`${pluginName} loader`, compilation => {
- compilation.hooks.normalModuleLoader.tap(`${pluginName} loader`, (loaderContext, module) => {
- loaderContext[NS] = false; // eslint-disable-line no-param-reassign
- if (module.request === request) {
- module.loaders = loaders.map(loader => {
- // eslint-disable-line no-param-reassign
- return {
- loader: loader.path,
- options: loader.options,
- ident: loader.ident
- };
- });
- }
- });
- });
- let source;
- childCompiler.hooks.afterCompile.tap(pluginName, compilation => {
- source = compilation.assets[childFilename] && compilation.assets[childFilename].source();
- // Remove all chunk assets
- compilation.chunks.forEach(chunk => {
- chunk.files.forEach(file => {
- delete compilation.assets[file]; // eslint-disable-line no-param-reassign
- });
- });
- });
- const callback = this.async();
- childCompiler.runAsChild((err, entries, compilation) => {
- if (err) return callback(err);
- if (compilation.errors.length > 0) {
- return callback(compilation.errors[0]);
- }
- compilation.fileDependencies.forEach(dep => {
- this.addDependency(dep);
- }, this);
- compilation.contextDependencies.forEach(dep => {
- this.addContextDependency(dep);
- }, this);
- if (!source) {
- return callback(new Error("Didn't get a result from child compiler"));
- }
- let text;
- let locals;
- try {
- text = exec(this, source, request);
- locals = text && text.locals;
- if (!Array.isArray(text)) {
- text = [[null, text]];
- } else {
- text = text.map(line => {
- const module = findModuleById(compilation.modules, line[0]);
- return {
- identifier: module.identifier(),
- content: line[1],
- media: line[2],
- sourceMap: line[3]
- };
- });
- }
- this[NS](text);
- } catch (e) {
- return callback(e);
- }
- let resultSource = `// extracted by ${pluginName}`;
- if (locals && typeof resultSource !== 'undefined') {
- resultSource += `\nmodule.exports = ${JSON.stringify(locals)};`;
- }
- return callback(null, resultSource);
- });
- }
|