| "use strict"; |
| |
| Object.defineProperty(exports, "__esModule", { |
| value: true |
| }); |
| exports.default = void 0; |
| |
| var _webpack = _interopRequireDefault(require("webpack")); |
| |
| var _webpackSources = _interopRequireDefault(require("webpack-sources")); |
| |
| function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } |
| |
| /* eslint-disable class-methods-use-this */ |
| const { |
| ConcatSource, |
| SourceMapSource, |
| OriginalSource |
| } = _webpackSources.default; |
| const { |
| Template, |
| util: { |
| createHash |
| } |
| } = _webpack.default; |
| const MODULE_TYPE = 'css/mini-extract'; |
| const pluginName = 'mini-css-extract-plugin'; |
| const REGEXP_CHUNKHASH = /\[chunkhash(?::(\d+))?\]/i; |
| const REGEXP_CONTENTHASH = /\[contenthash(?::(\d+))?\]/i; |
| const REGEXP_NAME = /\[name\]/i; |
| const REGEXP_PLACEHOLDERS = /\[(name|id|chunkhash)\]/g; |
| const DEFAULT_FILENAME = '[name].css'; |
| |
| class CssDependency extends _webpack.default.Dependency { |
| constructor({ |
| identifier, |
| content, |
| media, |
| sourceMap |
| }, context, identifierIndex) { |
| super(); |
| this.identifier = identifier; |
| this.identifierIndex = identifierIndex; |
| this.content = content; |
| this.media = media; |
| this.sourceMap = sourceMap; |
| this.context = context; |
| } |
| |
| getResourceIdentifier() { |
| return `css-module-${this.identifier}-${this.identifierIndex}`; |
| } |
| |
| } |
| |
| class CssDependencyTemplate { |
| apply() {} |
| |
| } |
| |
| class CssModule extends _webpack.default.Module { |
| constructor(dependency) { |
| super(MODULE_TYPE, dependency.context); |
| this.id = ''; |
| this._identifier = dependency.identifier; |
| this._identifierIndex = dependency.identifierIndex; |
| this.content = dependency.content; |
| this.media = dependency.media; |
| this.sourceMap = dependency.sourceMap; |
| } // no source() so webpack doesn't do add stuff to the bundle |
| |
| |
| size() { |
| return this.content.length; |
| } |
| |
| identifier() { |
| return `css ${this._identifier} ${this._identifierIndex}`; |
| } |
| |
| readableIdentifier(requestShortener) { |
| return `css ${requestShortener.shorten(this._identifier)}${this._identifierIndex ? ` (${this._identifierIndex})` : ''}`; |
| } |
| |
| nameForCondition() { |
| const resource = this._identifier.split('!').pop(); |
| |
| const idx = resource.indexOf('?'); |
| |
| if (idx >= 0) { |
| return resource.substring(0, idx); |
| } |
| |
| return resource; |
| } |
| |
| updateCacheModule(module) { |
| this.content = module.content; |
| this.media = module.media; |
| this.sourceMap = module.sourceMap; |
| } |
| |
| needRebuild() { |
| return true; |
| } |
| |
| build(options, compilation, resolver, fileSystem, callback) { |
| this.buildInfo = {}; |
| this.buildMeta = {}; |
| callback(); |
| } |
| |
| updateHash(hash) { |
| super.updateHash(hash); |
| hash.update(this.content); |
| hash.update(this.media || ''); |
| hash.update(this.sourceMap ? JSON.stringify(this.sourceMap) : ''); |
| } |
| |
| } |
| |
| class CssModuleFactory { |
| create({ |
| dependencies: [dependency] |
| }, callback) { |
| callback(null, new CssModule(dependency)); |
| } |
| |
| } |
| |
| class MiniCssExtractPlugin { |
| constructor(options = {}) { |
| this.options = Object.assign({ |
| filename: DEFAULT_FILENAME, |
| moduleFilename: () => options.filename || DEFAULT_FILENAME |
| }, options); |
| |
| if (!this.options.chunkFilename) { |
| const { |
| filename |
| } = this.options; // Anything changing depending on chunk is fine |
| |
| if (filename.match(REGEXP_PLACEHOLDERS)) { |
| this.options.chunkFilename = filename; |
| } else { |
| // Elsewise prefix '[id].' in front of the basename to make it changing |
| this.options.chunkFilename = filename.replace(/(^|\/)([^/]*(?:\?|$))/, '$1[id].$2'); |
| } |
| } |
| } |
| |
| apply(compiler) { |
| compiler.hooks.thisCompilation.tap(pluginName, compilation => { |
| compilation.hooks.normalModuleLoader.tap(pluginName, (lc, m) => { |
| const loaderContext = lc; |
| const module = m; |
| |
| loaderContext[MODULE_TYPE] = content => { |
| if (!Array.isArray(content) && content != null) { |
| throw new Error(`Exported value was not extracted as an array: ${JSON.stringify(content)}`); |
| } |
| |
| const identifierCountMap = new Map(); |
| |
| for (const line of content) { |
| const count = identifierCountMap.get(line.identifier) || 0; |
| module.addDependency(new CssDependency(line, m.context, count)); |
| identifierCountMap.set(line.identifier, count + 1); |
| } |
| }; |
| }); |
| compilation.dependencyFactories.set(CssDependency, new CssModuleFactory()); |
| compilation.dependencyTemplates.set(CssDependency, new CssDependencyTemplate()); |
| compilation.mainTemplate.hooks.renderManifest.tap(pluginName, (result, { |
| chunk |
| }) => { |
| const renderedModules = Array.from(chunk.modulesIterable).filter(module => module.type === MODULE_TYPE); |
| |
| if (renderedModules.length > 0) { |
| result.push({ |
| render: () => this.renderContentAsset(compilation, chunk, renderedModules, compilation.runtimeTemplate.requestShortener), |
| filenameTemplate: ({ |
| chunk: chunkData |
| }) => this.options.moduleFilename(chunkData), |
| pathOptions: { |
| chunk, |
| contentHashType: MODULE_TYPE |
| }, |
| identifier: `${pluginName}.${chunk.id}`, |
| hash: chunk.contentHash[MODULE_TYPE] |
| }); |
| } |
| }); |
| compilation.chunkTemplate.hooks.renderManifest.tap(pluginName, (result, { |
| chunk |
| }) => { |
| const renderedModules = Array.from(chunk.modulesIterable).filter(module => module.type === MODULE_TYPE); |
| |
| if (renderedModules.length > 0) { |
| result.push({ |
| render: () => this.renderContentAsset(compilation, chunk, renderedModules, compilation.runtimeTemplate.requestShortener), |
| filenameTemplate: this.options.chunkFilename, |
| pathOptions: { |
| chunk, |
| contentHashType: MODULE_TYPE |
| }, |
| identifier: `${pluginName}.${chunk.id}`, |
| hash: chunk.contentHash[MODULE_TYPE] |
| }); |
| } |
| }); |
| compilation.mainTemplate.hooks.hashForChunk.tap(pluginName, (hash, chunk) => { |
| const { |
| chunkFilename |
| } = this.options; |
| |
| if (REGEXP_CHUNKHASH.test(chunkFilename)) { |
| hash.update(JSON.stringify(chunk.getChunkMaps(true).hash)); |
| } |
| |
| if (REGEXP_CONTENTHASH.test(chunkFilename)) { |
| hash.update(JSON.stringify(chunk.getChunkMaps(true).contentHash[MODULE_TYPE] || {})); |
| } |
| |
| if (REGEXP_NAME.test(chunkFilename)) { |
| hash.update(JSON.stringify(chunk.getChunkMaps(true).name)); |
| } |
| }); |
| compilation.hooks.contentHash.tap(pluginName, chunk => { |
| const { |
| outputOptions |
| } = compilation; |
| const { |
| hashFunction, |
| hashDigest, |
| hashDigestLength |
| } = outputOptions; |
| const hash = createHash(hashFunction); |
| |
| for (const m of chunk.modulesIterable) { |
| if (m.type === MODULE_TYPE) { |
| m.updateHash(hash); |
| } |
| } |
| |
| const { |
| contentHash |
| } = chunk; |
| contentHash[MODULE_TYPE] = hash.digest(hashDigest).substring(0, hashDigestLength); |
| }); |
| const { |
| mainTemplate |
| } = compilation; |
| mainTemplate.hooks.localVars.tap(pluginName, (source, chunk) => { |
| const chunkMap = this.getCssChunkObject(chunk); |
| |
| if (Object.keys(chunkMap).length > 0) { |
| return Template.asString([source, '', '// object to store loaded CSS chunks', 'var installedCssChunks = {', Template.indent(chunk.ids.map(id => `${JSON.stringify(id)}: 0`).join(',\n')), '}']); |
| } |
| |
| return source; |
| }); |
| mainTemplate.hooks.requireEnsure.tap(pluginName, (source, chunk, hash) => { |
| const chunkMap = this.getCssChunkObject(chunk); |
| |
| if (Object.keys(chunkMap).length > 0) { |
| const chunkMaps = chunk.getChunkMaps(); |
| const { |
| crossOriginLoading |
| } = mainTemplate.outputOptions; |
| const linkHrefPath = mainTemplate.getAssetPath(JSON.stringify(this.options.chunkFilename), { |
| hash: `" + ${mainTemplate.renderCurrentHashCode(hash)} + "`, |
| hashWithLength: length => `" + ${mainTemplate.renderCurrentHashCode(hash, length)} + "`, |
| chunk: { |
| id: '" + chunkId + "', |
| hash: `" + ${JSON.stringify(chunkMaps.hash)}[chunkId] + "`, |
| |
| hashWithLength(length) { |
| const shortChunkHashMap = Object.create(null); |
| |
| for (const chunkId of Object.keys(chunkMaps.hash)) { |
| if (typeof chunkMaps.hash[chunkId] === 'string') { |
| shortChunkHashMap[chunkId] = chunkMaps.hash[chunkId].substring(0, length); |
| } |
| } |
| |
| return `" + ${JSON.stringify(shortChunkHashMap)}[chunkId] + "`; |
| }, |
| |
| contentHash: { |
| [MODULE_TYPE]: `" + ${JSON.stringify(chunkMaps.contentHash[MODULE_TYPE])}[chunkId] + "` |
| }, |
| contentHashWithLength: { |
| [MODULE_TYPE]: length => { |
| const shortContentHashMap = {}; |
| const contentHash = chunkMaps.contentHash[MODULE_TYPE]; |
| |
| for (const chunkId of Object.keys(contentHash)) { |
| if (typeof contentHash[chunkId] === 'string') { |
| shortContentHashMap[chunkId] = contentHash[chunkId].substring(0, length); |
| } |
| } |
| |
| return `" + ${JSON.stringify(shortContentHashMap)}[chunkId] + "`; |
| } |
| }, |
| name: `" + (${JSON.stringify(chunkMaps.name)}[chunkId]||chunkId) + "` |
| }, |
| contentHashType: MODULE_TYPE |
| }); |
| return Template.asString([source, '', `// ${pluginName} CSS loading`, `var cssChunks = ${JSON.stringify(chunkMap)};`, 'if(installedCssChunks[chunkId]) promises.push(installedCssChunks[chunkId]);', 'else if(installedCssChunks[chunkId] !== 0 && cssChunks[chunkId]) {', Template.indent(['promises.push(installedCssChunks[chunkId] = new Promise(function(resolve, reject) {', Template.indent([`var href = ${linkHrefPath};`, `var fullhref = ${mainTemplate.requireFn}.p + href;`, 'var existingLinkTags = document.getElementsByTagName("link");', 'for(var i = 0; i < existingLinkTags.length; i++) {', Template.indent(['var tag = existingLinkTags[i];', 'var dataHref = tag.getAttribute("data-href") || tag.getAttribute("href");', 'if(tag.rel === "stylesheet" && (dataHref === href || dataHref === fullhref)) return resolve();']), '}', 'var existingStyleTags = document.getElementsByTagName("style");', 'for(var i = 0; i < existingStyleTags.length; i++) {', Template.indent(['var tag = existingStyleTags[i];', 'var dataHref = tag.getAttribute("data-href");', 'if(dataHref === href || dataHref === fullhref) return resolve();']), '}', 'var linkTag = document.createElement("link");', 'linkTag.rel = "stylesheet";', 'linkTag.type = "text/css";', 'linkTag.onload = resolve;', 'linkTag.onerror = function(event) {', Template.indent(['var request = event && event.target && event.target.src || fullhref;', 'var err = new Error("Loading CSS chunk " + chunkId + " failed.\\n(" + request + ")");', 'err.code = "CSS_CHUNK_LOAD_FAILED";', 'err.request = request;', 'delete installedCssChunks[chunkId]', 'linkTag.parentNode.removeChild(linkTag)', 'reject(err);']), '};', 'linkTag.href = fullhref;', crossOriginLoading ? Template.asString([`if (linkTag.href.indexOf(window.location.origin + '/') !== 0) {`, Template.indent(`linkTag.crossOrigin = ${JSON.stringify(crossOriginLoading)};`), '}']) : '', 'var head = document.getElementsByTagName("head")[0];', 'head.appendChild(linkTag);']), '}).then(function() {', Template.indent(['installedCssChunks[chunkId] = 0;']), '}));']), '}']); |
| } |
| |
| return source; |
| }); |
| }); |
| } |
| |
| getCssChunkObject(mainChunk) { |
| const obj = {}; |
| |
| for (const chunk of mainChunk.getAllAsyncChunks()) { |
| for (const module of chunk.modulesIterable) { |
| if (module.type === MODULE_TYPE) { |
| obj[chunk.id] = 1; |
| break; |
| } |
| } |
| } |
| |
| return obj; |
| } |
| |
| renderContentAsset(compilation, chunk, modules, requestShortener) { |
| let usedModules; |
| const [chunkGroup] = chunk.groupsIterable; |
| |
| if (typeof chunkGroup.getModuleIndex2 === 'function') { |
| // Store dependencies for modules |
| const moduleDependencies = new Map(modules.map(m => [m, new Set()])); // Get ordered list of modules per chunk group |
| // This loop also gathers dependencies from the ordered lists |
| // Lists are in reverse order to allow to use Array.pop() |
| |
| const modulesByChunkGroup = Array.from(chunk.groupsIterable, cg => { |
| const sortedModules = modules.map(m => { |
| return { |
| module: m, |
| index: cg.getModuleIndex2(m) |
| }; |
| }) // eslint-disable-next-line no-undefined |
| .filter(item => item.index !== undefined).sort((a, b) => b.index - a.index).map(item => item.module); |
| |
| for (let i = 0; i < sortedModules.length; i++) { |
| const set = moduleDependencies.get(sortedModules[i]); |
| |
| for (let j = i + 1; j < sortedModules.length; j++) { |
| set.add(sortedModules[j]); |
| } |
| } |
| |
| return sortedModules; |
| }); // set with already included modules in correct order |
| |
| usedModules = new Set(); |
| |
| const unusedModulesFilter = m => !usedModules.has(m); |
| |
| while (usedModules.size < modules.length) { |
| let success = false; |
| let bestMatch; |
| let bestMatchDeps; // get first module where dependencies are fulfilled |
| |
| for (const list of modulesByChunkGroup) { |
| // skip and remove already added modules |
| while (list.length > 0 && usedModules.has(list[list.length - 1])) { |
| list.pop(); |
| } // skip empty lists |
| |
| |
| if (list.length !== 0) { |
| const module = list[list.length - 1]; |
| const deps = moduleDependencies.get(module); // determine dependencies that are not yet included |
| |
| const failedDeps = Array.from(deps).filter(unusedModulesFilter); // store best match for fallback behavior |
| |
| if (!bestMatchDeps || bestMatchDeps.length > failedDeps.length) { |
| bestMatch = list; |
| bestMatchDeps = failedDeps; |
| } |
| |
| if (failedDeps.length === 0) { |
| // use this module and remove it from list |
| usedModules.add(list.pop()); |
| success = true; |
| break; |
| } |
| } |
| } |
| |
| if (!success) { |
| // no module found => there is a conflict |
| // use list with fewest failed deps |
| // and emit a warning |
| const fallbackModule = bestMatch.pop(); |
| compilation.warnings.push(new Error(`chunk ${chunk.name || chunk.id} [${pluginName}]\n` + 'Conflicting order between:\n' + ` * ${fallbackModule.readableIdentifier(requestShortener)}\n` + `${bestMatchDeps.map(m => ` * ${m.readableIdentifier(requestShortener)}`).join('\n')}`)); |
| usedModules.add(fallbackModule); |
| } |
| } |
| } else { |
| // fallback for older webpack versions |
| // (to avoid a breaking change) |
| // TODO remove this in next mayor version |
| // and increase minimum webpack version to 4.12.0 |
| modules.sort((a, b) => a.index2 - b.index2); |
| usedModules = modules; |
| } |
| |
| const source = new ConcatSource(); |
| const externalsSource = new ConcatSource(); |
| |
| for (const m of usedModules) { |
| if (/^@import url/.test(m.content)) { |
| // HACK for IE |
| // http://stackoverflow.com/a/14676665/1458162 |
| let { |
| content |
| } = m; |
| |
| if (m.media) { |
| // insert media into the @import |
| // this is rar |
| // TODO improve this and parse the CSS to support multiple medias |
| content = content.replace(/;|\s*$/, m.media); |
| } |
| |
| externalsSource.add(content); |
| externalsSource.add('\n'); |
| } else { |
| if (m.media) { |
| source.add(`@media ${m.media} {\n`); |
| } |
| |
| if (m.sourceMap) { |
| source.add(new SourceMapSource(m.content, m.readableIdentifier(requestShortener), m.sourceMap)); |
| } else { |
| source.add(new OriginalSource(m.content, m.readableIdentifier(requestShortener))); |
| } |
| |
| source.add('\n'); |
| |
| if (m.media) { |
| source.add('}\n'); |
| } |
| } |
| } |
| |
| return new ConcatSource(externalsSource, source); |
| } |
| |
| } |
| |
| MiniCssExtractPlugin.loader = require.resolve('./loader'); |
| var _default = MiniCssExtractPlugin; |
| exports.default = _default; |