/resources/public/goog/debug/error.js
JavaScript | 54 lines | 16 code | 9 blank | 29 comment | 4 complexity | 5adfad331a82b7865b65ff6b443a42d1 MD5 | raw file
- // Copyright 2009 The Closure Library Authors. All Rights Reserved.
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS-IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- /**
- * @fileoverview Provides a base class for custom Error objects such that the
- * stack is correctly maintained.
- *
- * You should never need to throw goog.debug.Error(msg) directly, Error(msg) is
- * sufficient.
- *
- */
- goog.provide('goog.debug.Error');
- /**
- * Base class for custom error objects.
- * @param {*=} opt_msg The message associated with the error.
- * @constructor
- * @extends {Error}
- */
- goog.debug.Error = function(opt_msg) {
- // Attempt to ensure there is a stack trace.
- if (Error.captureStackTrace) {
- Error.captureStackTrace(this, goog.debug.Error);
- } else {
- var stack = new Error().stack;
- if (stack) {
- this.stack = stack;
- }
- }
- if (opt_msg) {
- this.message = String(opt_msg);
- }
- };
- goog.inherits(goog.debug.Error, Error);
- /** @override */
- goog.debug.Error.prototype.name = 'CustomError';