mirror of
https://github.com/darlinghq/darling-JavaScriptCore.git
synced 2024-11-26 21:50:53 +00:00
89 lines
3.0 KiB
C++
89 lines
3.0 KiB
C++
/*
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* Copyright (C) 2015-2019 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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#include "config.h"
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#include "Exception.h"
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#include "Interpreter.h"
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#include "JSCJSValueInlines.h"
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#include "JSObjectInlines.h"
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#include "StructureInlines.h"
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namespace JSC {
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const ClassInfo Exception::s_info = { "Exception", nullptr, nullptr, nullptr, CREATE_METHOD_TABLE(Exception) };
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Exception* Exception::create(VM& vm, JSValue thrownValue, StackCaptureAction action)
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{
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Exception* result = new (NotNull, allocateCell<Exception>(vm.heap)) Exception(vm);
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result->finishCreation(vm, thrownValue, action);
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return result;
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}
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void Exception::destroy(JSCell* cell)
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{
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Exception* exception = static_cast<Exception*>(cell);
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exception->~Exception();
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}
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Structure* Exception::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype)
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{
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return Structure::create(vm, globalObject, prototype, TypeInfo(CellType, StructureFlags), info());
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}
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void Exception::visitChildren(JSCell* cell, SlotVisitor& visitor)
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{
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Exception* thisObject = jsCast<Exception*>(cell);
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ASSERT_GC_OBJECT_INHERITS(thisObject, info());
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Base::visitChildren(thisObject, visitor);
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visitor.append(thisObject->m_value);
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for (StackFrame& frame : thisObject->m_stack)
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frame.visitChildren(visitor);
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}
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Exception::Exception(VM& vm)
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: Base(vm, vm.exceptionStructure.get())
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{
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}
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Exception::~Exception()
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{
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}
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void Exception::finishCreation(VM& vm, JSValue thrownValue, StackCaptureAction action)
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{
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Base::finishCreation(vm);
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m_value.set(vm, this, thrownValue);
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Vector<StackFrame> stackTrace;
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if (action == StackCaptureAction::CaptureStack)
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vm.interpreter->getStackTrace(this, stackTrace, 0, Options::exceptionStackTraceLimit());
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m_stack = WTFMove(stackTrace);
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}
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} // namespace JSC
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