mfbt/NumericLimits.h
author Valentin Gosu <valentin.gosu@gmail.com>
Mon, 15 Jun 2015 15:55:02 +0300
changeset 249831 9a04997eec28d399fcc4438d7859f2285dda9c27
parent 189462 cf068fd95d3cef2e75205ae37c937bfaee01506f
child 305976 6e99af8e9fa468fb6d99e315a6dabc7c72822ad9
permissions -rw-r--r--
Bug 1093611 - Stage 2 - Make hash getters not do percent decoding if dom.url.getters_decode_hash is false r=smaug

/* -*- 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 */