chromium/third_party/pdfium/core/fxcrt/string_template.h

// Copyright 2024 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#ifndef CORE_FXCRT_STRING_TEMPLATE_H_
#define CORE_FXCRT_STRING_TEMPLATE_H_

#include <stddef.h>

#include <type_traits>

#include "core/fxcrt/compiler_specific.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxcrt/span.h"
#include "core/fxcrt/string_data_template.h"
#include "core/fxcrt/string_view_template.h"

namespace fxcrt {

inline constexpr const char* EmptyString(char*) { … }
inline constexpr const wchar_t* EmptyString(wchar_t*) { … }

// Base class for a  mutable string with shared buffers using copy-on-write
// semantics that avoids std::string's iterator stability guarantees.
template <typename T>
class StringTemplate { … };

extern template class StringTemplate<char>;
extern template class StringTemplate<wchar_t>;

}  // namespace fxcrt

#endif  // CORE_FXCRT_STRING_TEMPLATE_H_