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/*
* 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 "AggregateErrorConstructor.h"
#include "AggregateError.h"
#include "AggregateErrorPrototype.h"
#include "ClassInfo.h"
#include "ExceptionScope.h"
#include "GCAssertions.h"
#include "IteratorOperations.h"
#include "JSCInlines.h"
#include "RuntimeType.h"
namespace JSC {
STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(AggregateErrorConstructor);
const ClassInfo AggregateErrorConstructor::s_info = { "Function"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(AggregateErrorConstructor) };
static JSC_DECLARE_HOST_FUNCTION(callAggregateErrorConstructor);
static JSC_DECLARE_HOST_FUNCTION(constructAggregateErrorConstructor);
AggregateErrorConstructor::AggregateErrorConstructor(VM& vm, Structure* structure)
: Base(vm, structure, callAggregateErrorConstructor, constructAggregateErrorConstructor)
{
}
void AggregateErrorConstructor::finishCreation(VM& vm, AggregateErrorPrototype* prototype)
{
Base::finishCreation(vm, 2, errorTypeName(ErrorType::AggregateError), PropertyAdditionMode::WithoutStructureTransition);
ASSERT(inherits(info()));
putDirectWithoutTransition(vm, vm.propertyNames->prototype, prototype, PropertyAttribute::DontDelete | PropertyAttribute::ReadOnly | PropertyAttribute::DontEnum);
}
namespace {
ErrorInstance* constructAggregateError(JSGlobalObject* globalObject, VM& vm, Structure* structure, JSValue errors, JSValue message, JSValue options, ErrorInstance::SourceAppender appender, RuntimeType type, bool useCurrentFrame)
{
auto scope = DECLARE_THROW_SCOPE(vm);
String messageString = message.isUndefined() ? String() : message.toWTFString(globalObject);
RETURN_IF_EXCEPTION(scope, nullptr);
JSValue cause;
if (options.isObject()) {
// Since `throw undefined;` is valid, we need to distinguish the case where `cause` is an explicit undefined.
cause = asObject(options)->getIfPropertyExists(globalObject, vm.propertyNames->cause);
RETURN_IF_EXCEPTION(scope, nullptr);
}
MarkedArgumentBuffer errorsList;
forEachInIterable(globalObject, errors, [&] (VM&, JSGlobalObject*, JSValue nextValue) {
errorsList.append(nextValue);
if (errorsList.hasOverflowed()) [[unlikely]]
throwOutOfMemoryError(globalObject, scope);
});
RETURN_IF_EXCEPTION(scope, nullptr);
auto* array = constructArray(globalObject, static_cast<ArrayAllocationProfile*>(nullptr), errorsList);
RETURN_IF_EXCEPTION(scope, nullptr);
return createAggregateError(vm, structure, array, messageString, cause, appender, type, useCurrentFrame);
}
}
JSC_DEFINE_HOST_FUNCTION(callAggregateErrorConstructor, (JSGlobalObject* globalObject, CallFrame* callFrame))
{
VM& vm = globalObject->vm();
JSValue errors = callFrame->argument(0);
JSValue message = callFrame->argument(1);
JSValue options = callFrame->argument(2);
Structure* errorStructure = globalObject->errorStructure(ErrorType::AggregateError);
return JSValue::encode(constructAggregateError(globalObject, vm, errorStructure, errors, message, options, nullptr, TypeNothing, false));
}
JSC_DEFINE_HOST_FUNCTION(constructAggregateErrorConstructor, (JSGlobalObject* globalObject, CallFrame* callFrame))
{
VM& vm = globalObject->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
JSValue errors = callFrame->argument(0);
JSValue message = callFrame->argument(1);
JSValue options = callFrame->argument(2);
JSObject* newTarget = asObject(callFrame->newTarget());
Structure* errorStructure = JSC_GET_DERIVED_STRUCTURE(vm, errorStructureWithErrorType<ErrorType::AggregateError>, newTarget, callFrame->jsCallee());
RETURN_IF_EXCEPTION(scope, { });
ASSERT(errorStructure);
RELEASE_AND_RETURN(scope, JSValue::encode(constructAggregateError(globalObject, vm, errorStructure, errors, message, options, nullptr, TypeNothing, false)));
}
} // namespace JSC
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