chromium/third_party/blink/renderer/platform/wtf/text/string_builder.h

/*
 * Copyright (C) 2009, 2010, 2012, 2013 Apple Inc. All rights reserved.
 * Copyright (C) 2012 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_TEXT_STRING_BUILDER_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_TEXT_STRING_BUILDER_H_

#include <unicode/utf16.h>

#include "base/numerics/safe_conversions.h"
#include "third_party/blink/renderer/platform/wtf/text/atomic_string.h"
#include "third_party/blink/renderer/platform/wtf/text/integer_to_string_conversion.h"
#include "third_party/blink/renderer/platform/wtf/text/string_view.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
#include "third_party/blink/renderer/platform/wtf/wtf_export.h"

namespace WTF {

class WTF_EXPORT StringBuilder { … };

template <typename CharType>
bool Equal(const StringBuilder& s, const CharType* buffer, unsigned length) { … }

template <typename CharType>
bool DeprecatedEqualIgnoringCase(const StringBuilder& s,
                                 const CharType* buffer,
                                 unsigned length) { … }

// Unicode aware case insensitive string matching. Non-ASCII characters might
// match to ASCII characters. This function is rarely used to implement web
// platform features.
// This function is deprecated. We should introduce EqualIgnoringASCIICase() or
// EqualIgnoringUnicodeCase(). See crbug.com/627682
inline bool DeprecatedEqualIgnoringCase(const StringBuilder& s,
                                        const char* string) { … }

template <typename StringType>
bool Equal(const StringBuilder& a, const StringType& b) { … }

inline bool operator==(const StringBuilder& a, const StringBuilder& b) { … }
inline bool operator!=(const StringBuilder& a, const StringBuilder& b) { … }
inline bool operator==(const StringBuilder& a, const String& b) { … }
inline bool operator!=(const StringBuilder& a, const String& b) { … }
inline bool operator==(const String& a, const StringBuilder& b) { … }
inline bool operator!=(const String& a, const StringBuilder& b) { … }

}  // namespace WTF

StringBuilder;

#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_TEXT_STRING_BUILDER_H_