75 lines
2.4 KiB
JavaScript
75 lines
2.4 KiB
JavaScript
"use strict";
|
|
|
|
Object.defineProperty(exports, "__esModule", {
|
|
value: true
|
|
});
|
|
exports.default = void 0;
|
|
|
|
var _path = _interopRequireDefault(require("path"));
|
|
|
|
var _importsToResolve = _interopRequireDefault(require("./importsToResolve"));
|
|
|
|
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
|
|
|
|
/**
|
|
* @name PromisedResolve
|
|
* @type {Function}
|
|
* @param {string} dir
|
|
* @param {string} request
|
|
* @returns Promise
|
|
*/
|
|
|
|
/**
|
|
* @name Importer
|
|
* @type {Function}
|
|
* @param {string} url
|
|
* @param {string} prev
|
|
* @param {Function<Error, string>} done
|
|
*/
|
|
const matchCss = /\.css$/i;
|
|
/**
|
|
* Returns an importer that uses webpack's resolving algorithm.
|
|
*
|
|
* It's important that the returned function has the correct number of arguments
|
|
* (based on whether the call is sync or async) because otherwise node-sass doesn't exit.
|
|
*
|
|
* @param {string} resourcePath
|
|
* @param {PromisedResolve} resolve
|
|
* @param {Function<string>} addNormalizedDependency
|
|
* @returns {Importer}
|
|
*/
|
|
|
|
function webpackImporter(resourcePath, resolve, addNormalizedDependency) {
|
|
function dirContextFrom(fileContext) {
|
|
return _path.default.dirname( // The first file is 'stdin' when we're using the data option
|
|
fileContext === 'stdin' ? resourcePath : fileContext);
|
|
} // eslint-disable-next-line no-shadow
|
|
|
|
|
|
function startResolving(dir, importsToResolve) {
|
|
return importsToResolve.length === 0 ? Promise.reject() : resolve(dir, importsToResolve[0]).then(resolvedFile => {
|
|
// Add the resolvedFilename as dependency. Although we're also using stats.includedFiles, this might come
|
|
// in handy when an error occurs. In this case, we don't get stats.includedFiles from node-sass.
|
|
addNormalizedDependency(resolvedFile);
|
|
return {
|
|
// By removing the CSS file extension, we trigger node-sass to include the CSS file instead of just linking it.
|
|
file: resolvedFile.replace(matchCss, '')
|
|
};
|
|
}, () => {
|
|
const [, ...tailResult] = importsToResolve;
|
|
return startResolving(dir, tailResult);
|
|
});
|
|
}
|
|
|
|
return (url, prev, done) => {
|
|
startResolving(dirContextFrom(prev), (0, _importsToResolve.default)(url)) // Catch all resolving errors, return the original file and pass responsibility back to other custom importers
|
|
.catch(() => {
|
|
return {
|
|
file: url
|
|
};
|
|
}).then(done);
|
|
};
|
|
}
|
|
|
|
var _default = webpackImporter;
|
|
exports.default = _default; |