85 lines
3.4 KiB
JavaScript
85 lines
3.4 KiB
JavaScript
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"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.transformer = void 0;
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const postcss_1 = __importDefault(require("postcss"));
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async function process({ options: { plugins = [], parser, syntax } = {}, content, filename, sourceMap, }) {
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const { css, map, messages } = await (0, postcss_1.default)(plugins).process(content, {
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from: filename,
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to: filename,
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map: { prev: sourceMap, inline: false },
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parser,
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syntax,
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});
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const dependencies = messages.reduce((acc, msg) => {
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// istanbul ignore if
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if (msg.type !== 'dependency')
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return acc;
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acc.push(msg.file);
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return acc;
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}, []);
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return { code: css, map, dependencies };
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}
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async function getConfigFromFile(options) {
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try {
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/** If not, look for a postcss config file */
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const { default: postcssLoadConfig } = await Promise.resolve().then(() => __importStar(require(`postcss-load-config`)));
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const loadedConfig = await postcssLoadConfig(options, options === null || options === void 0 ? void 0 : options.configFilePath);
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return {
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error: null,
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config: {
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plugins: loadedConfig.plugins,
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// `postcss-load-config` puts all other props in a `options` object
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...loadedConfig.options,
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},
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};
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}
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catch (e) {
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return {
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config: null,
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error: e,
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};
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}
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}
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/** Adapted from https://github.com/TehShrike/svelte-preprocess-postcss */
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const transformer = async ({ content, filename, options = {}, map, }) => {
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let fileConfig = null;
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if (!options.plugins) {
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fileConfig = await getConfigFromFile(options);
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options = { ...options, ...fileConfig.config };
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}
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if (options.plugins || options.syntax || options.parser) {
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return process({ options, content, filename, sourceMap: map });
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}
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if ((fileConfig === null || fileConfig === void 0 ? void 0 : fileConfig.error) != null) {
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console.error(`[svelte-preprocess] PostCSS configuration was not passed or is invalid. If you expect to load it from a file make sure to install "postcss-load-config" and try again.\n\n${fileConfig.error}`);
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}
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return { code: content, map, dependencies: [] };
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};
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exports.transformer = transformer;
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