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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <clang-c/CXString.h>
#include <utf8string.h>
#include <cstring>
#include <ostream>
namespace ClangBackEnd {
class ClangString
{
public:
ClangString(CXString cxString)
: cxString(cxString)
{
}
~ClangString()
{
clang_disposeString(cxString);
}
ClangString(const ClangString &) = delete;
const ClangString &operator=(const ClangString &) = delete;
ClangString(ClangString &&other)
: cxString(std::move(other.cxString))
{
other.cxString.data = nullptr;
other.cxString.private_flags = 0;
}
ClangString &operator=(ClangString &&other)
{
if (this != &other) {
clang_disposeString(cxString);
cxString = std::move(other.cxString);
other.cxString.data = nullptr;
other.cxString.private_flags = 0;
}
return *this;
}
const char *cString() const
{
return clang_getCString(cxString);
}
operator Utf8String() const
{
return Utf8String(cString(), -1);
}
bool isNull() const
{
return cxString.data == nullptr;
}
bool hasContent() const
{
return !isNull() && std::strlen(cString()) > 0;
}
friend bool operator==(const ClangString &first, const ClangString &second)
{
return std::strcmp(first.cString(), second.cString()) == 0;
}
template<std::size_t Size>
friend bool operator==(const ClangString &first, const char(&second)[Size])
{
return std::strncmp(first.cString(), second, Size) == 0; // Size includes \0
}
template<std::size_t Size>
friend bool operator==(const char(&first)[Size], const ClangString &second)
{
return second == first;
}
template<typename Type,
typename = typename std::enable_if<std::is_pointer<Type>::value>::type
>
friend bool operator==(const ClangString &first, Type second)
{
return std::strcmp(first.cString(), second) == 0;
}
template<typename Type,
typename = typename std::enable_if<std::is_pointer<Type>::value>::type
>
friend bool operator==(Type first, const ClangString &second)
{
return second == first;
}
friend std::ostream &operator<<(std::ostream &os, const ClangString &string)
{
return os << string.cString();
}
private:
CXString cxString;
};
} // namespace ClangBackEnd
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