import loaderUtils from 'loader-utils' module.exports = function (content, sourceMap) { this.cacheable() const callback = this.async() const resourcePath = this.resourcePath const query = loaderUtils.getOptions(this) // Allows you to do checks on the file name. For example it's used to check if there's both a .js and .jsx file. if (query.validateFileName) { try { query.validateFileName(resourcePath) } catch (err) { callback(err) return } } const name = query.name || '[hash].[ext]' const context = query.context || this.rootContext || this.options.context const regExp = query.regExp const opts = { context, content, regExp } const interpolateName = query.interpolateName || ((name) => name) const interpolatedName = interpolateName(loaderUtils.interpolateName(this, name, opts), {name, opts}) const emit = (code, map) => { this.emitFile(interpolatedName, code, map) callback(null, code, map) } if (query.transform) { const transformed = query.transform({ content, sourceMap, interpolatedName }) return emit(transformed.content, transformed.sourceMap) } return emit(content, sourceMap) }