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/*
* Copyright (C) 2021-2023 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/StdLibExtras.h
>
#
include
<
wtf/text/StringBuilder.h
>
namespace
WebCore
{
ScriptBuffer::ScriptBuffer
(RefPtr<
const
FragmentedSharedBuffer>&& buffer)
{
if
(buffer)
append
(*buffer);
}
ScriptBuffer::ScriptBuffer
(
const
String& string)
{
append
(string);
}
ScriptBuffer
ScriptBuffer::empty
()
{
return
ScriptBuffer {
SharedBuffer::create
() };
}
String
ScriptBuffer::toString
()
const
{
if
(!m_buffer)
return
String
();
StringBuilder builder;
protect
(m_buffer.
buffer
())->
forEachSegment
([&](
auto
segment) {
builder.
append
(byteCast<
char8_t
>(segment));
});
return
builder.
toString
();
}
bool
ScriptBuffer::containsSingleFileMappedSegment
()
const
{
return
m_buffer.
hasOneSegment
() && m_buffer.
begin
()->
segment
->
containsMappedFileData
();
}
void
ScriptBuffer::append
(
const
String& string)
{
if
(string.
isEmpty
())
return
;
auto
result = string.
tryGetUTF8
([&](std::span<
const
char8_t
> span) ->
bool
{
m_buffer.
append
(span);
return
true
;
});
RELEASE_ASSERT
(result);
}
void
ScriptBuffer::append
(
const
FragmentedSharedBuffer& buffer)
{
m_buffer.
append
(buffer);
}
}
//
namespace WebCore
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