| /* |
| * 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 |