90 lines
2.8 KiB
C++
90 lines
2.8 KiB
C++
/*
|
|
* 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.
|
|
*/
|
|
|
|
#include "config.h"
|
|
#include "ScriptBuffer.h"
|
|
|
|
#include <wtf/text/StringBuilder.h>
|
|
|
|
namespace WebCore {
|
|
|
|
ScriptBuffer::ScriptBuffer(const String& string)
|
|
{
|
|
auto utf8 = string.utf8();
|
|
m_buffer = SharedBuffer::create(utf8.data(), utf8.length());
|
|
}
|
|
|
|
ScriptBuffer ScriptBuffer::empty()
|
|
{
|
|
return ScriptBuffer { SharedBuffer::create() };
|
|
}
|
|
|
|
|
|
String ScriptBuffer::toString() const
|
|
{
|
|
if (!m_buffer)
|
|
return String();
|
|
|
|
StringBuilder builder;
|
|
m_buffer->forEachSegment([&](auto& segment) {
|
|
builder.append(String::fromUTF8(segment.data(), segment.size()));
|
|
});
|
|
return builder.toString();
|
|
}
|
|
|
|
bool ScriptBuffer::containsSingleFileMappedSegment() const
|
|
{
|
|
return m_buffer && m_buffer->hasOneSegment() && m_buffer->begin()->segment->containsMappedFileData();
|
|
}
|
|
|
|
void ScriptBuffer::append(const String& string)
|
|
{
|
|
if (!m_buffer)
|
|
m_buffer = SharedBuffer::create();
|
|
auto utf8 = string.utf8();
|
|
m_buffer->append(utf8.data(), utf8.length());
|
|
}
|
|
|
|
bool operator==(const ScriptBuffer& a, const ScriptBuffer& b)
|
|
{
|
|
if (a.buffer() == b.buffer())
|
|
return true;
|
|
if (!a.buffer() || !b.buffer())
|
|
return false;
|
|
return *a.buffer() == *b.buffer();
|
|
}
|
|
|
|
bool operator!=(const ScriptBuffer& a, const ScriptBuffer& b)
|
|
{
|
|
return !(a == b);
|
|
}
|
|
|
|
} // namespace WebCore
|