mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2025-04-09 10:20:59 +00:00
89 lines
3.7 KiB
C++
89 lines
3.7 KiB
C++
/*
|
|
* Copyright (C) 2020 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:
|
|
* 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. AND ITS 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 APPLE INC. OR ITS 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 "IntlSegmentIterator.h"
|
|
|
|
#include "IteratorOperations.h"
|
|
#include "JSCInlines.h"
|
|
#include "ObjectConstructor.h"
|
|
#include <unicode/ucurr.h>
|
|
#include <unicode/uloc.h>
|
|
#include <wtf/unicode/icu/ICUHelpers.h>
|
|
|
|
namespace JSC {
|
|
|
|
const ClassInfo IntlSegmentIterator::s_info = { "Object", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(IntlSegmentIterator) };
|
|
|
|
IntlSegmentIterator* IntlSegmentIterator::create(VM& vm, Structure* structure, std::unique_ptr<UBreakIterator, UBreakIteratorDeleter>&& segmenter, Box<Vector<UChar>> buffer, JSString* string, IntlSegmenter::Granularity granularity)
|
|
{
|
|
auto* object = new (NotNull, allocateCell<IntlSegmentIterator>(vm.heap)) IntlSegmentIterator(vm, structure, WTFMove(segmenter), WTFMove(buffer), granularity);
|
|
object->finishCreation(vm, string);
|
|
return object;
|
|
}
|
|
|
|
Structure* IntlSegmentIterator::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
|
|
{
|
|
return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info());
|
|
}
|
|
|
|
IntlSegmentIterator::IntlSegmentIterator(VM& vm, Structure* structure, std::unique_ptr<UBreakIterator, UBreakIteratorDeleter>&& segmenter, Box<Vector<UChar>>&& buffer, IntlSegmenter::Granularity granularity)
|
|
: Base(vm, structure)
|
|
, m_segmenter(WTFMove(segmenter))
|
|
, m_buffer(WTFMove(buffer))
|
|
, m_granularity(granularity)
|
|
{
|
|
}
|
|
|
|
void IntlSegmentIterator::finishCreation(VM& vm, JSString* string)
|
|
{
|
|
Base::finishCreation(vm);
|
|
ASSERT(inherits(vm, info()));
|
|
m_string.set(vm, this, string);
|
|
}
|
|
|
|
void IntlSegmentIterator::visitChildren(JSCell* cell, SlotVisitor& visitor)
|
|
{
|
|
auto* thisObject = jsCast<IntlSegmentIterator*>(cell);
|
|
Base::visitChildren(thisObject, visitor);
|
|
visitor.append(thisObject->m_string);
|
|
}
|
|
|
|
JSObject* IntlSegmentIterator::next(JSGlobalObject* globalObject)
|
|
{
|
|
VM& vm = globalObject->vm();
|
|
auto scope = DECLARE_THROW_SCOPE(vm);
|
|
|
|
int32_t startIndex = ubrk_current(m_segmenter.get());
|
|
int32_t endIndex = ubrk_next(m_segmenter.get());
|
|
if (endIndex == UBRK_DONE)
|
|
return createIteratorResultObject(globalObject, jsUndefined(), true);
|
|
JSObject* object = IntlSegmenter::createSegmentDataObject(globalObject, m_string.get(), startIndex, endIndex, *m_segmenter, m_granularity);
|
|
RETURN_IF_EXCEPTION(scope, { });
|
|
return createIteratorResultObject(globalObject, object, false);
|
|
}
|
|
|
|
} // namespace JSC
|