description and source-codebabel-loader = function (source, inputSourceMap) {
var _this = this;
// Handle filenames (#106)
var webpackRemainingChain = loaderUtils.getRemainingRequest(this).split("!");
var filename = webpackRemainingChain[webpackRemainingChain.length - 1];
// Handle options
var loaderOptions = loaderUtils.getOptions(this) || {};
var defaultOptions = {
metadataSubscribers: [],
inputSourceMap: inputSourceMap,
sourceRoot: process.cwd(),
filename: filename,
cacheIdentifier: JSON.stringify({
"babel-loader": pkg.version,
"babel-core": babel.version,
babelrc: exists(loaderOptions.babelrc) ? read(loaderOptions.babelrc) : resolveRc(path.dirname(filename)),
env: loaderOptions.forceEnv || process.env.BABEL_ENV || process.env.NODE_ENV || "development"
})
};
var options = Object.assign({}, defaultOptions, loaderOptions);
if (loaderOptions.sourceMap === undefined) {
options.sourceMap = this.sourceMap;
}
if (options.sourceFileName === undefined) {
options.sourceFileName = relative(options.sourceRoot, options.filename);
}
var cacheDirectory = options.cacheDirectory;
var cacheIdentifier = options.cacheIdentifier;
var metadataSubscribers = options.metadataSubscribers;
delete options.cacheDirectory;
delete options.cacheIdentifier;
delete options.metadataSubscribers;
if (cacheDirectory) {
var callback = this.async();
return cache({
directory: cacheDirectory,
identifier: cacheIdentifier,
source: source,
options: options,
transform: transpile
}, function (err) {
var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
code = _ref.code,
map = _ref.map,
metadata = _ref.metadata;
if (err) return callback(err);
metadataSubscribers.forEach(function (s) {
return passMetadata(s, _this, metadata);
});
return callback(null, code, map);
});
}
var _transpile = transpile(source, options),
code = _transpile.code,
map = _transpile.map,
metadata = _transpile.metadata;
metadataSubscribers.forEach(function (s) {
return passMetadata(s, _this, metadata);
});
this.callback(null, code, map);
}