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// Copyright 2009 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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//      http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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 * @fileoverview Utility methods for Protocol Buffer 2 implementation.
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 */
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goog.provide('goog.proto2.Util');
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goog.require('goog.asserts');
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/**
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 * @define {boolean} Defines a PBCHECK constant that can be turned off by
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 * clients of PB2. This for is clients that do not want assertion/checking
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 * running even in non-COMPILED builds.
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 */
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goog.define('goog.proto2.Util.PBCHECK', !COMPILED);
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/**
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 * Asserts that the given condition is true, if and only if the PBCHECK
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 * flag is on.
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 *
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 * @param {*} condition The condition to check.
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 * @param {string=} opt_message Error message in case of failure.
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 * @throws {Error} Assertion failed, the condition evaluates to false.
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 */
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goog.proto2.Util.assert = function(condition, opt_message) {
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  if (goog.proto2.Util.PBCHECK) {
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    goog.asserts.assert(condition, opt_message);
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  }
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};
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/**
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 * Returns true if debug assertions (checks) are on.
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 *
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 * @return {boolean} The value of the PBCHECK constant.
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 */
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goog.proto2.Util.conductChecks = function() {
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  return goog.proto2.Util.PBCHECK;
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};
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