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/*
* Copyright (C) 2017-2023 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include <wtf/text/StringView.h>
namespace WTF {
class NullTextBreakIterator {
WTF_MAKE_FAST_ALLOCATED;
public:
NullTextBreakIterator() = default;
NullTextBreakIterator(const NullTextBreakIterator&) = delete;
NullTextBreakIterator(NullTextBreakIterator&&) = default;
NullTextBreakIterator& operator=(const NullTextBreakIterator&) = delete;
NullTextBreakIterator& operator=(NullTextBreakIterator&&) = default;
std::optional<unsigned> preceding(unsigned) const
{
ASSERT_NOT_REACHED();
return { };
}
std::optional<unsigned> following(unsigned) const
{
ASSERT_NOT_REACHED();
return { };
}
bool isBoundary(unsigned) const
{
ASSERT_NOT_REACHED();
return false;
}
void setText(StringView, std::span<const UChar>)
{
ASSERT_NOT_REACHED();
}
};
}
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