/*----------------------------------------------------------------------------*/
+/**
+ * Asynchronously minifies the file at `srcPath`, writes it to `destPath`, and
+ * invokes `callback` upon completion. The callback is invoked with one argument:
+ * (error).
+ *
+ * If unspecified, `destPath` is `srcPath` with an extension of `.min.js`. For
+ * example, a `srcPath` of `path/to/foo.js` would have a `destPath` of `path/to/foo.min.js`.
+ *
+ * @param {string} srcPath The path of the file to minify.
+ * @param {string} [destPath] The path to write the file to.
+ * @param {Function} callback The function invoked upon completion.
+ * @param {Object} [option] The UglifyJS options object.
+ */
function minify(srcPath, destPath, callback, options) {
if (_.isFunction(destPath)) {
if (_.isObject(callback)) {