hexo/node_modules/sass-loader/dist/index.js

100 lines
3.6 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _url = _interopRequireDefault(require("url"));
var _path = _interopRequireDefault(require("path"));
var _options = _interopRequireDefault(require("./options.json"));
var _utils = require("./utils");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/**
* The sass-loader makes node-sass and dart-sass available to webpack modules.
*
* @this {object}
* @param {string} content
*/
async function loader(content) {
const options = this.getOptions(_options.default);
const callback = this.async();
let implementation;
try {
implementation = (0, _utils.getSassImplementation)(this, options.implementation);
} catch (error) {
callback(error);
return;
}
const useSourceMap = typeof options.sourceMap === "boolean" ? options.sourceMap : this.sourceMap;
const sassOptions = await (0, _utils.getSassOptions)(this, options, content, implementation, useSourceMap);
const shouldUseWebpackImporter = typeof options.webpackImporter === "boolean" ? options.webpackImporter : true;
if (shouldUseWebpackImporter) {
const isModernAPI = options.api === "modern";
if (!isModernAPI) {
const {
includePaths
} = sassOptions;
sassOptions.importer.push((0, _utils.getWebpackImporter)(this, implementation, includePaths));
} else {
sassOptions.importers.push((0, _utils.getModernWebpackImporter)(this, implementation));
}
}
let compile;
try {
compile = (0, _utils.getCompileFn)(implementation, options);
} catch (error) {
callback(error);
return;
}
let result;
try {
result = await compile(sassOptions, options);
} catch (error) {
// There are situations when the `file`/`span.url` property do not exist
// Modern API
if (error.span && typeof error.span.url !== "undefined") {
this.addDependency(_url.default.fileURLToPath(error.span.url));
}
// Legacy API
else if (typeof error.file !== "undefined") {
// `node-sass` returns POSIX paths
this.addDependency(_path.default.normalize(error.file));
}
callback((0, _utils.errorFactory)(error));
return;
}
let map =
// Modern API, then legacy API
result.sourceMap ? result.sourceMap : result.map ? JSON.parse(result.map) : null;
// Modify source paths only for webpack, otherwise we do nothing
if (map && useSourceMap) {
map = (0, _utils.normalizeSourceMap)(map, this.rootContext);
}
// Modern API
if (typeof result.loadedUrls !== "undefined") {
result.loadedUrls.filter(url => url.protocol === "file:").forEach(includedFile => {
const normalizedIncludedFile = _url.default.fileURLToPath(includedFile);
// Custom `importer` can return only `contents` so includedFile will be relative
if (_path.default.isAbsolute(normalizedIncludedFile)) {
this.addDependency(normalizedIncludedFile);
}
});
}
// Legacy API
else if (typeof result.stats !== "undefined" && typeof result.stats.includedFiles !== "undefined") {
result.stats.includedFiles.forEach(includedFile => {
const normalizedIncludedFile = _path.default.normalize(includedFile);
// Custom `importer` can return only `contents` so includedFile will be relative
if (_path.default.isAbsolute(normalizedIncludedFile)) {
this.addDependency(normalizedIncludedFile);
}
});
}
callback(null, result.css.toString(), map);
}
var _default = loader;
exports.default = _default;