mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-05 16:46:26 +00:00
40 lines
965 B
C++
40 lines
965 B
C++
/* -*- 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/. */
|
|
|
|
/* Iterator traits to expose a value type and a difference type */
|
|
|
|
#ifndef mozilla_IteratorTraits_h
|
|
#define mozilla_IteratorTraits_h
|
|
|
|
#include <stddef.h>
|
|
|
|
namespace mozilla {
|
|
|
|
template<typename Iterator>
|
|
struct IteratorTraits
|
|
{
|
|
typedef typename Iterator::ValueType ValueType;
|
|
typedef typename Iterator::DifferenceType DifferenceType;
|
|
};
|
|
|
|
template<typename T>
|
|
struct IteratorTraits<T*>
|
|
{
|
|
typedef T ValueType;
|
|
typedef ptrdiff_t DifferenceType;
|
|
};
|
|
|
|
template<typename T>
|
|
struct IteratorTraits<const T*>
|
|
{
|
|
typedef const T ValueType;
|
|
typedef ptrdiff_t DifferenceType;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_IteratorTraits_h
|