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index.js
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index.js
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"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
const util_1 = require("util");
const resolve_1 = __importDefault(require("resolve"));
const sass = __importStar(require("sass"));
const path_1 = require("path");
const fs = __importStar(require("fs"));
const pluginutils_1 = require("@rollup/pluginutils");
const style_1 = require("./style");
const utils_1 = require("./utils");
const MATCH_SASS_FILENAME_RE = /\.sass$/, MATCH_NODE_MODULE_RE = /^~([a-z0-9]|@).+/i, insertFnName = '___$insertStyle', getImporterList = (sassOptions) => {
const importer1 = (url, importer, done) => {
if (!MATCH_NODE_MODULE_RE.test(url)) {
return null;
}
const moduleUrl = url.slice(1);
const resolveOptions = {
basedir: path_1.dirname(importer),
extensions: ['.scss', '.sass'],
};
let file;
try {
file = resolve_1.default.sync(moduleUrl, resolveOptions);
done({ file });
}
catch (err) {
utils_1.warn('[rollup-plugin-sass]: Recovered from error: ', err);
if (sassOptions.importer && sassOptions.importer.length > 1) {
done(null);
return;
}
done({
file: url,
});
}
};
return [importer1].concat(sassOptions.importer || []);
}, processRenderResponse = (rollupOptions, file, state, inCss) => {
if (!inCss)
return;
const { processor } = rollupOptions;
return Promise.resolve()
.then(() => !utils_1.isFunction(processor) ? inCss + '' : processor(inCss, file))
.then(result => {
if (!utils_1.isObject(result)) {
return [result, ''];
}
if (!utils_1.isString(result.css)) {
throw new Error('You need to return the styles using the `css` property. ' +
'See https://github.com/differui/rollup-plugin-sass#processor');
}
const outCss = result.css;
const restExports = Object.keys(result).reduce((agg, name) => name === 'css' ? agg : agg + `export const ${name} = ${JSON.stringify(result[name])};\n`, '');
return [outCss, restExports];
})
.then(([resolvedCss, restExports]) => {
const { styleMaps } = state;
styleMaps[file].content = resolvedCss;
const out = JSON.stringify(resolvedCss);
let defaultExport = `""`;
if (rollupOptions.insert) {
defaultExport = `${insertFnName}(${out});`;
}
else if (!rollupOptions.output) {
defaultExport = out;
}
return `export default ${defaultExport};\n${restExports}`;
});
}, defaultIncludes = ['**/*.sass', '**/*.scss'], defaultExcludes = 'node_modules/**';
module.exports = function plugin(options = {}) {
const pluginOptions = Object.assign({
runtime: sass,
output: false,
insert: false
}, options), { include = defaultIncludes, exclude = defaultExcludes, runtime: sassRuntime, options: incomingSassOptions = {} } = pluginOptions, filter = pluginutils_1.createFilter(include || '', exclude || ''), pluginState = {
styles: [],
styleMaps: {}
};
return {
name: 'rollup-plugin-sass',
intro() {
if (pluginOptions.insert) {
return style_1.insertStyle.toString().replace(/insertStyle/, insertFnName);
}
},
transform(code, filePath) {
if (!filter(filePath)) {
return Promise.resolve();
}
const paths = [path_1.dirname(filePath), process.cwd()], { styleMaps, styles } = pluginState, resolvedOptions = Object.assign({}, incomingSassOptions, {
file: filePath,
data: incomingSassOptions.data && `${incomingSassOptions.data}${code}`,
indentedSyntax: MATCH_SASS_FILENAME_RE.test(filePath),
includePaths: (incomingSassOptions.includePaths || []).concat(paths),
importer: getImporterList(incomingSassOptions),
});
if (!styleMaps[filePath]) {
const mapEntry = {
id: filePath,
content: '',
};
styleMaps[filePath] = mapEntry;
styles.push(mapEntry);
}
return util_1.promisify(sassRuntime.render.bind(sassRuntime))(resolvedOptions)
.then(res => processRenderResponse(pluginOptions, filePath, pluginState, res.css.toString().trim())
.then(result => [res, result]))
.then(([res, codeResult]) => {
res.stats.includedFiles.forEach(i => { this.addWatchFile(i); });
return {
code: codeResult,
map: { mappings: res.map ? res.map.toString() : '' }
};
});
},
generateBundle(generateOptions, bundle, isWrite) {
if (!isWrite || (!pluginOptions.insert && (!pluginState.styles.length || pluginOptions.output === false))) {
return Promise.resolve();
}
const { styles } = pluginState, css = styles.map(style => style.content).join(''), { output, insert } = pluginOptions;
if (typeof output === 'string') {
return fs.promises.mkdir(path_1.dirname(output), { recursive: true })
.then(() => fs.promises.writeFile(output, css));
}
else if (typeof output === 'function') {
return Promise.resolve(output(css, styles));
}
else if (!insert && generateOptions.file && output === true) {
let dest = generateOptions.file;
if (dest.endsWith('.js') || dest.endsWith('.ts')) {
dest = dest.slice(0, -3);
}
dest = `${dest}.css`;
return fs.promises.mkdir(path_1.dirname(dest), { recursive: true })
.then(() => fs.promises.writeFile(dest, css));
}
return Promise.resolve(css);
},
};
};
//# sourceMappingURL=index.js.map