116 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
"use strict";
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Object.defineProperty(exports, "__esModule", {
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  value: true
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});
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exports.default = void 0;
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var _os = _interopRequireDefault(require("os"));
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var _path = _interopRequireDefault(require("path"));
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var _cloneDeep = _interopRequireDefault(require("clone-deep"));
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var _proxyCustomImporters = _interopRequireDefault(require("./proxyCustomImporters"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function isProductionLikeMode(loaderContext) {
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  return loaderContext.mode === 'production' || !loaderContext.mode || loaderContext.minimize;
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}
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/**
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 * Derives the sass options from the loader context and normalizes its values with sane defaults.
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 *
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 * @param {object} loaderContext
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 * @param {object} loaderOptions
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 * @param {string} content
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 * @param {object} implementation
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 * @returns {Object}
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 */
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function getSassOptions(loaderContext, loaderOptions, content, implementation) {
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  const options = (0, _cloneDeep.default)(loaderOptions.sassOptions ? typeof loaderOptions.sassOptions === 'function' ? loaderOptions.sassOptions(loaderContext) || {} : loaderOptions.sassOptions : {});
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  const isDartSass = implementation.info.includes('dart-sass');
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  if (isDartSass) {
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    const shouldTryToResolveFibers = !options.fiber && options.fiber !== false;
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    if (shouldTryToResolveFibers) {
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      let fibers;
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      try {
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        fibers = require.resolve('fibers');
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      } catch (_error) {// Nothing
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      }
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      if (fibers) {
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        // eslint-disable-next-line global-require, import/no-dynamic-require
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        options.fiber = require(fibers);
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      }
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    } else if (options.fiber === false) {
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      // Don't pass the `fiber` option for `sass` (`Dart Sass`)
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      delete options.fiber;
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    }
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  } else {
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    // Don't pass the `fiber` option for `node-sass`
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    delete options.fiber;
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  }
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  options.data = loaderOptions.prependData ? typeof loaderOptions.prependData === 'function' ? loaderOptions.prependData(loaderContext) + _os.default.EOL + content : loaderOptions.prependData + _os.default.EOL + content : content; // opt.outputStyle
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  if (!options.outputStyle && isProductionLikeMode(loaderContext)) {
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    options.outputStyle = 'compressed';
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  }
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  const useSourceMap = typeof loaderOptions.sourceMap === 'boolean' ? loaderOptions.sourceMap : loaderContext.sourceMap; // opt.sourceMap
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  // Not using the `this.sourceMap` flag because css source maps are different
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  // @see https://github.com/webpack/css-loader/pull/40
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  if (useSourceMap) {
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    // Deliberately overriding the sourceMap option here.
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    // node-sass won't produce source maps if the data option is used and options.sourceMap is not a string.
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    // In case it is a string, options.sourceMap should be a path where the source map is written.
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    // But since we're using the data option, the source map will not actually be written, but
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    // all paths in sourceMap.sources will be relative to that path.
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    // Pretty complicated... :(
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    options.sourceMap = _path.default.join(process.cwd(), '/sass.map');
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    if ('sourceMapRoot' in options === false) {
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      options.sourceMapRoot = process.cwd();
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    }
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    if ('omitSourceMapUrl' in options === false) {
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      // The source map url doesn't make sense because we don't know the output path
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      // The css-loader will handle that for us
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      options.omitSourceMapUrl = true;
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    }
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    if ('sourceMapContents' in options === false) {
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      // If sourceMapContents option is not set, set it to true otherwise maps will be empty/null
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      // when exported by webpack-extract-text-plugin.
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      options.sourceMapContents = true;
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    }
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  }
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  const {
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    resourcePath
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  } = loaderContext;
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  const ext = _path.default.extname(resourcePath); // If we are compiling sass and indentedSyntax isn't set, automatically set it.
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  if (ext && ext.toLowerCase() === '.sass' && 'indentedSyntax' in options === false) {
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    options.indentedSyntax = true;
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  } else {
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    options.indentedSyntax = Boolean(options.indentedSyntax);
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  } // Allow passing custom importers to `node-sass`. Accepts `Function` or an array of `Function`s.
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  options.importer = options.importer ? (0, _proxyCustomImporters.default)(options.importer, resourcePath) : [];
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  options.includePaths = (options.includePaths || []).concat(_path.default.dirname(resourcePath));
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  return options;
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}
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var _default = getSassOptions;
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exports.default = _default; |