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ScriptBuffer.h
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68 lines (55 loc) · 2.56 KB
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/*
* Copyright (C) 2021 Apple 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE COPYRIGHT
* OWNER 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
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "SharedBuffer.h"
namespace WebCore {
class ScriptBuffer {
public:
ScriptBuffer() = default;
ScriptBuffer(RefPtr<FragmentedSharedBuffer>&& buffer)
: m_buffer(WTFMove(buffer))
{
}
static ScriptBuffer empty();
WEBCORE_EXPORT explicit ScriptBuffer(const String&);
String toString() const;
const FragmentedSharedBuffer* buffer() const { return m_buffer.get().get(); }
ScriptBuffer isolatedCopy() const { return ScriptBuffer(m_buffer ? RefPtr<FragmentedSharedBuffer>(m_buffer.copy()) : nullptr); }
explicit operator bool() const { return !!m_buffer; }
bool isEmpty() const { return m_buffer.isEmpty(); }
WEBCORE_EXPORT bool containsSingleFileMappedSegment() const;
void append(const String&);
void append(const FragmentedSharedBuffer&);
private:
SharedBufferBuilder m_buffer; // Contains the UTF-8 encoded script.
};
bool operator==(const ScriptBuffer&, const ScriptBuffer&);
bool operator!=(const ScriptBuffer&, const ScriptBuffer&);
} // namespace WebCore