function userinfo() {
		get( opts, done );
		/**
		* Callback invoked after query completion.
		*
		* @private
		* @param {(Error|null)} error - error object
		* @param {Object} results - query results
		* @param {Object} info - response info
		* @returns {void}
		*/
		function done( error, results, info ) {
			error = error || null;
			results = results || null;
			info = info || null;
			clbk( error, results, info );
		}
	}
Gets user details.

@private
@returns {void}