/usr/include/mozjs-24/mozilla/Range.h is in libmozjs-24-dev 24.2.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: set ts=8 sw=4 et tw=78:
*
* 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/. */
#ifndef mozilla_Range_h_
#define mozilla_Range_h_
#include "mozilla/NullPtr.h"
#include "mozilla/RangedPtr.h"
#include <stddef.h>
namespace mozilla {
// Range<T> is a tuple containing a pointer and a length.
template <typename T>
class Range
{
RangedPtr<T> mStart;
RangedPtr<T> mEnd;
typedef void (Range::* ConvertibleToBool)();
void nonNull() {}
public:
Range() : mStart(nullptr, 0), mEnd(nullptr, 0) {}
Range(T* p, size_t len)
: mStart(p, p, p + len),
mEnd(p + len, p, p + len)
{}
RangedPtr<T> start() const { return mStart; }
RangedPtr<T> end() const { return mEnd; }
size_t length() const { return mEnd - mStart; }
T& operator[](size_t offset) {
return mStart[offset];
}
operator ConvertibleToBool() const { return mStart ? &Range::nonNull : 0; }
};
} // namespace mozilla
#endif // mozilla_Range_h_
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