mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-23 04:09:40 +00:00
83 lines
3.0 KiB
C++
83 lines
3.0 KiB
C++
/*
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* Copyright (C) 2016-2019 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "JSString.h"
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namespace JSC {
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inline JSString::~JSString()
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{
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if (isRope())
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return;
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valueInternal().~String();
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}
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bool JSString::equal(JSGlobalObject* globalObject, JSString* other) const
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{
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if (isRope() || other->isRope())
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return equalSlowCase(globalObject, other);
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return WTF::equal(*valueInternal().impl(), *other->valueInternal().impl());
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}
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template<typename StringType>
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inline JSValue jsMakeNontrivialString(VM& vm, StringType&& string)
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{
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return jsNontrivialString(vm, std::forward<StringType>(string));
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}
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template<typename StringType, typename... StringTypes>
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inline JSValue jsMakeNontrivialString(JSGlobalObject* globalObject, StringType&& string, StringTypes&&... strings)
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{
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VM& vm = getVM(globalObject);
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auto scope = DECLARE_THROW_SCOPE(vm);
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String result = tryMakeString(std::forward<StringType>(string), std::forward<StringTypes>(strings)...);
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if (UNLIKELY(!result))
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return throwOutOfMemoryError(globalObject, scope);
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ASSERT(result.length() <= JSString::MaxLength);
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return jsNontrivialString(vm, WTFMove(result));
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}
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template <typename CharacterType>
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inline JSString* repeatCharacter(JSGlobalObject* globalObject, CharacterType character, unsigned repeatCount)
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{
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VM& vm = globalObject->vm();
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auto scope = DECLARE_THROW_SCOPE(vm);
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CharacterType* buffer = nullptr;
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auto impl = StringImpl::tryCreateUninitialized(repeatCount, buffer);
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if (!impl) {
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throwOutOfMemoryError(globalObject, scope);
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return nullptr;
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}
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std::fill_n(buffer, repeatCount, character);
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RELEASE_AND_RETURN(scope, jsString(vm, WTFMove(impl)));
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}
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} // namespace JSC
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