Revision 81702412672115de32d7b755910b72ed330b992e authored by Jean-Yves Avenard on 08 February 2016, 04:29:58 UTC, committed by Jean-Yves Avenard on 11 February 2016, 22:28:02 UTC
MozReview-Commit-ID: 58I64YHAERs
1 parent 2f751c7
NumericLimits.h
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/* Compatibility with std::numeric_limits<char16_t>. */
#ifndef mozilla_NumericLimits_h
#define mozilla_NumericLimits_h
#include "mozilla/Char16.h"
#include <limits>
#include <stdint.h>
namespace mozilla {
/**
* The NumericLimits class provides a compatibility layer with
* std::numeric_limits for char16_t, otherwise it is exactly the same as
* std::numeric_limits. Code which does not need std::numeric_limits<char16_t>
* should avoid using NumericLimits.
*/
template<typename T>
class NumericLimits : public std::numeric_limits<T>
{
};
#ifdef MOZ_CHAR16_IS_NOT_WCHAR
template<>
class NumericLimits<char16_t> : public std::numeric_limits<uint16_t>
{
// char16_t and uint16_t numeric limits should be exactly the same.
};
#endif
} // namespace mozilla
#endif /* mozilla_NumericLimits_h */
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