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/*
* Copyright (C) 2016-2021 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. ``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
* 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 "IndirectEvalExecutable.h"
#include "CodeCache.h"
#include "Debugger.h"
#include "Error.h"
#include "JSCJSValueInlines.h"
#include "ParserError.h"
namespace JSC {
template<typename ErrorHandlerFunctor>
inline IndirectEvalExecutable* IndirectEvalExecutable::createImpl(JSGlobalObject* globalObject, const SourceCode& source, DerivedContextType derivedContextType, bool isArrowFunctionContext, EvalContextType evalContextType, ErrorHandlerFunctor errorHandler)
{
VM& vm = globalObject->vm();
auto scope = DECLARE_THROW_SCOPE(vm);
if (!globalObject->evalEnabled()) {
globalObject->globalObjectMethodTable()->reportViolationForUnsafeEval(globalObject, source.provider() ? jsNontrivialString(vm, source.provider()->source().toString()) : nullptr);
throwException(globalObject, scope, createEvalError(globalObject, globalObject->evalDisabledErrorMessage()));
return nullptr;
}
auto* executable = new (NotNull, allocateCell<IndirectEvalExecutable>(vm)) IndirectEvalExecutable(globalObject, source, derivedContextType, isArrowFunctionContext, evalContextType);
executable->finishCreation(vm);
ParserError error;
OptionSet<CodeGenerationMode> codeGenerationMode = globalObject->defaultCodeGenerationMode();
UnlinkedEvalCodeBlock* unlinkedEvalCode = vm.codeCache()->getUnlinkedEvalCodeBlock(
vm, executable, executable->source(), JSParserStrictMode::NotStrict, codeGenerationMode, error, evalContextType);
if (globalObject->hasDebugger())
globalObject->debugger()->sourceParsed(globalObject, executable->source().provider(), error.line(), error.message());
if (error.isValid()) {
errorHandler(executable->source(), &error);
scope.release();
return nullptr;
}
executable->m_unlinkedCodeBlock.set(vm, executable, unlinkedEvalCode);
return executable;
}
IndirectEvalExecutable* IndirectEvalExecutable::create(JSGlobalObject* globalObject, const SourceCode& source, DerivedContextType derivedContextType, bool isArrowFunctionContext, EvalContextType evalContextType, NakedPtr<JSObject>& resultingError)
{
auto handleError = [&](const SourceCode& source, ParserError* error) {
resultingError = error->toErrorObject(globalObject, source);
};
return createImpl(globalObject, source, derivedContextType, isArrowFunctionContext, evalContextType, handleError);
}
IndirectEvalExecutable* IndirectEvalExecutable::tryCreate(JSGlobalObject* globalObject, const SourceCode& source, DerivedContextType derivedContextType, bool isArrowFunctionContext, EvalContextType evalContextType)
{
VM& vm = globalObject->vm();
auto handleError = [&](const SourceCode& source, ParserError* error) {
auto scope = DECLARE_THROW_SCOPE(vm);
throwVMError(globalObject, scope, error->toErrorObject(globalObject, source));
};
return createImpl(globalObject, source, derivedContextType, isArrowFunctionContext, evalContextType, handleError);
}
constexpr bool inStrictContext = false;
constexpr bool insideOrdinaryFunction = false;
IndirectEvalExecutable::IndirectEvalExecutable(JSGlobalObject* globalObject, const SourceCode& source, DerivedContextType derivedContextType, bool isArrowFunctionContext, EvalContextType evalContextType)
: EvalExecutable(globalObject, source, inStrictContext, derivedContextType, isArrowFunctionContext, insideOrdinaryFunction, evalContextType, NeedsClassFieldInitializer::No, PrivateBrandRequirement::None)
{
}
} // namespace JSC