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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.getSassImplementation = getSassImplementation;
- exports.getSassOptions = getSassOptions;
- exports.getWebpackResolver = getWebpackResolver;
- exports.getWebpackImporter = getWebpackImporter;
- exports.getRenderFunctionFromSassImplementation = getRenderFunctionFromSassImplementation;
- exports.normalizeSourceMap = normalizeSourceMap;
- var _url = _interopRequireDefault(require("url"));
- var _path = _interopRequireDefault(require("path"));
- var _semver = _interopRequireDefault(require("semver"));
- var _full = require("klona/full");
- var _loaderUtils = require("loader-utils");
- var _neoAsync = _interopRequireDefault(require("neo-async"));
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
- function getDefaultSassImplementation() {
- let sassImplPkg = "sass";
- try {
- require.resolve("sass");
- } catch (error) {
- try {
- require.resolve("node-sass");
- sassImplPkg = "node-sass";
- } catch (ignoreError) {
- sassImplPkg = "sass";
- }
- }
- return require(sassImplPkg);
- }
- function getSassImplementation(loaderContext, implementation) {
- let resolvedImplementation = implementation;
- if (!resolvedImplementation) {
- try {
- resolvedImplementation = getDefaultSassImplementation();
- } catch (error) {
- loaderContext.emitError(error);
- return;
- }
- }
- const {
- info
- } = resolvedImplementation;
- if (!info) {
- loaderContext.emitError(new Error("Unknown Sass implementation."));
- return;
- }
- const infoParts = info.split("\t");
- if (infoParts.length < 2) {
- loaderContext.emitError(new Error(`Unknown Sass implementation "${info}".`));
- return;
- }
- const [implementationName, version] = infoParts;
- if (implementationName === "dart-sass") {
- if (!_semver.default.satisfies(version, "^1.3.0")) {
- loaderContext.emitError(new Error(`Dart Sass version ${version} is incompatible with ^1.3.0.`));
- }
- return resolvedImplementation;
- } else if (implementationName === "node-sass") {
- if (!_semver.default.satisfies(version, "^4.0.0 || ^5.0.0")) {
- loaderContext.emitError(new Error(`Node Sass version ${version} is incompatible with ^4.0.0 || ^5.0.0.`));
- }
- return resolvedImplementation;
- }
- loaderContext.emitError(new Error(`Unknown Sass implementation "${implementationName}".`));
- }
- function isProductionLikeMode(loaderContext) {
- return loaderContext.mode === "production" || !loaderContext.mode;
- }
- function proxyCustomImporters(importers, loaderContext) {
- return [].concat(importers).map(importer => function proxyImporter(...args) {
- this.webpackLoaderContext = loaderContext;
- return importer.apply(this, args);
- });
- }
- async function getSassOptions(loaderContext, loaderOptions, content, implementation, useSourceMap) {
- const options = (0, _full.klona)(loaderOptions.sassOptions ? typeof loaderOptions.sassOptions === "function" ? loaderOptions.sassOptions(loaderContext) || {} : loaderOptions.sassOptions : {});
- const isDartSass = implementation.info.includes("dart-sass");
- if (isDartSass) {
- const shouldTryToResolveFibers = !options.fiber && options.fiber !== false;
- if (shouldTryToResolveFibers) {
- let fibers;
- try {
- fibers = require.resolve("fibers");
- } catch (_error) {
- }
- if (fibers) {
-
- options.fiber = require(fibers);
- }
- } else if (options.fiber === false) {
-
- delete options.fiber;
- }
- } else {
-
- delete options.fiber;
- }
- options.file = loaderContext.resourcePath;
- options.data = loaderOptions.additionalData ? typeof loaderOptions.additionalData === "function" ? await loaderOptions.additionalData(content, loaderContext) : `${loaderOptions.additionalData}\n${content}` : content;
- if (!options.outputStyle && isProductionLikeMode(loaderContext)) {
- options.outputStyle = "compressed";
- }
- if (useSourceMap) {
-
-
-
-
-
-
- options.sourceMap = true;
- options.outFile = _path.default.join(loaderContext.rootContext, "style.css.map");
- options.sourceMapContents = true;
- options.omitSourceMapUrl = true;
- options.sourceMapEmbed = false;
- }
- const {
- resourcePath
- } = loaderContext;
- const ext = _path.default.extname(resourcePath);
- if (ext && ext.toLowerCase() === ".sass" && typeof options.indentedSyntax === "undefined") {
- options.indentedSyntax = true;
- } else {
- options.indentedSyntax = Boolean(options.indentedSyntax);
- }
- options.importer = options.importer ? proxyCustomImporters(Array.isArray(options.importer) ? options.importer : [options.importer], loaderContext) : [];
- options.includePaths = [].concat(process.cwd()).concat(
- (options.includePaths || []).map(includePath => _path.default.isAbsolute(includePath) ? includePath : _path.default.join(process.cwd(), includePath))).concat(process.env.SASS_PATH ? process.env.SASS_PATH.split(process.platform === "win32" ? ";" : ":") : []);
- return options;
- }
- const isModuleImport = /^~([^/]+|[^/]+\/|@[^/]+[/][^/]+|@[^/]+\/?|@[^/]+[/][^/]+\/)$/;
- function getPossibleRequests( // eslint-disable-next-line no-shadow
- url, forWebpackResolver = false, rootContext = false) {
- const request = (0, _loaderUtils.urlToRequest)(url,
- forWebpackResolver && rootContext);
- if (forWebpackResolver && isModuleImport.test(url)) {
- return [...new Set([request, url])];
- }
-
- const ext = _path.default.extname(request).toLowerCase();
-
-
-
-
-
-
-
- if (ext === ".css") {
- return [];
- }
- const dirname = _path.default.dirname(request);
- const basename = _path.default.basename(request);
- return [...new Set([`${dirname}/_${basename}`, request].concat(forWebpackResolver ? [`${_path.default.dirname(url)}/_${basename}`, url] : []))];
- }
- function promiseResolve(callbackResolve) {
- return (context, request) => new Promise((resolve, reject) => {
- callbackResolve(context, request, (error, result) => {
- if (error) {
- reject(error);
- } else {
- resolve(result);
- }
- });
- });
- }
- const IS_SPECIAL_MODULE_IMPORT = /^~[^/]+$/;
- const IS_NATIVE_WIN32_PATH = /^[a-z]:[/\\]|^\\\\/i;
- function getWebpackResolver(resolverFactory, implementation, includePaths = [], rootContext = false) {
- async function startResolving(resolutionMap) {
- if (resolutionMap.length === 0) {
- return Promise.reject();
- }
- const [{
- possibleRequests
- }] = resolutionMap;
- if (possibleRequests.length === 0) {
- return Promise.reject();
- }
- const [{
- resolve,
- context
- }] = resolutionMap;
- try {
- return await resolve(context, possibleRequests[0]);
- } catch (_ignoreError) {
- const [, ...tailResult] = possibleRequests;
- if (tailResult.length === 0) {
- const [, ...tailResolutionMap] = resolutionMap;
- return startResolving(tailResolutionMap);
- }
- resolutionMap[0].possibleRequests = tailResult;
- return startResolving(resolutionMap);
- }
- }
- const isDartSass = implementation.info.includes("dart-sass");
- const sassResolve = promiseResolve(resolverFactory({
- alias: [],
- aliasFields: [],
- conditionNames: [],
- descriptionFiles: [],
- extensions: [".sass", ".scss", ".css"],
- exportsFields: [],
- mainFields: [],
- mainFiles: ["_index", "index"],
- modules: [],
- restrictions: [/\.((sa|sc|c)ss)$/i]
- }));
- const webpackResolve = promiseResolve(resolverFactory({
- conditionNames: ["sass", "style"],
- mainFields: ["sass", "style", "main", "..."],
- mainFiles: ["_index", "index", "..."],
- extensions: [".sass", ".scss", ".css"],
- restrictions: [/\.((sa|sc|c)ss)$/i]
- }));
- return (context, request) => {
- const originalRequest = request;
- const isFileScheme = originalRequest.slice(0, 5).toLowerCase() === "file:";
- if (isFileScheme) {
- try {
-
- request = _url.default.fileURLToPath(originalRequest);
- } catch (ignoreError) {
-
- request = request.slice(7);
- }
- }
- let resolutionMap = [];
- const needEmulateSassResolver =
- !IS_SPECIAL_MODULE_IMPORT.test(request) &&
-
-
-
- !isFileScheme && !originalRequest.startsWith("/") && !IS_NATIVE_WIN32_PATH.test(originalRequest);
- if (includePaths.length > 0 && needEmulateSassResolver) {
-
-
-
-
-
-
-
-
-
- const sassPossibleRequests = getPossibleRequests(request);
- if (!isDartSass) {
- resolutionMap = resolutionMap.concat({
- resolve: sassResolve,
- context: _path.default.dirname(context),
- possibleRequests: sassPossibleRequests
- });
- }
- resolutionMap = resolutionMap.concat(
- includePaths.map(context => {
- return {
- resolve: sassResolve,
- context,
- possibleRequests: sassPossibleRequests
- };
- }));
- }
- const webpackPossibleRequests = getPossibleRequests(request, true, rootContext);
- resolutionMap = resolutionMap.concat({
- resolve: webpackResolve,
- context: _path.default.dirname(context),
- possibleRequests: webpackPossibleRequests
- });
- return startResolving(resolutionMap);
- };
- }
- const matchCss = /\.css$/i;
- function getWebpackImporter(loaderContext, implementation, includePaths) {
- const resolve = getWebpackResolver(loaderContext.getResolve, implementation, includePaths, loaderContext.rootContext);
- return (originalUrl, prev, done) => {
- resolve(prev, originalUrl).then(result => {
-
-
-
- loaderContext.addDependency(_path.default.normalize(result));
- done({
- file: result.replace(matchCss, "")
- });
- })
- .catch(() => {
- done({
- file: originalUrl
- });
- });
- };
- }
- let nodeSassJobQueue = null;
- function getRenderFunctionFromSassImplementation(implementation) {
- const isDartSass = implementation.info.includes("dart-sass");
- if (isDartSass) {
- return implementation.render.bind(implementation);
- }
-
-
- if (nodeSassJobQueue === null) {
- const threadPoolSize = Number(process.env.UV_THREADPOOL_SIZE || 4);
- nodeSassJobQueue = _neoAsync.default.queue(implementation.render.bind(implementation), threadPoolSize - 1);
- }
- return nodeSassJobQueue.push.bind(nodeSassJobQueue);
- }
- const ABSOLUTE_SCHEME = /^[A-Za-z0-9+\-.]+:/;
- function getURLType(source) {
- if (source[0] === "/") {
- if (source[1] === "/") {
- return "scheme-relative";
- }
- return "path-absolute";
- }
- if (IS_NATIVE_WIN32_PATH.test(source)) {
- return "path-absolute";
- }
- return ABSOLUTE_SCHEME.test(source) ? "absolute" : "path-relative";
- }
- function normalizeSourceMap(map, rootContext) {
- const newMap = map;
-
-
- delete newMap.file;
- newMap.sourceRoot = "";
-
-
-
- newMap.sources = newMap.sources.map(source => {
- const sourceType = getURLType(source);
- if (sourceType === "path-relative") {
- return _path.default.resolve(rootContext, _path.default.normalize(source));
- }
- return source;
- });
- return newMap;
- }
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