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/*
* Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
* Copyright (C) 2001 Peter Kelly (pmk@post.com)
* Copyright (C) 2003, 2007, 2013 Apple Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include "Completion.h"
#include "CallFrame.h"
#include "CodeProfiling.h"
#include "Debugger.h"
#include "Exception.h"
#include "Interpreter.h"
#include "JSGlobalObject.h"
#include "JSLock.h"
#include "JSCInlines.h"
#include "ModuleAnalyzer.h"
#include "ModuleRecord.h"
#include "Parser.h"
#include <wtf/WTFThreadData.h>
namespace JSC {
bool checkSyntax(ExecState* exec, const SourceCode& source, JSValue* returnedException)
{
JSLockHolder lock(exec);
RELEASE_ASSERT(exec->vm().atomicStringTable() == wtfThreadData().atomicStringTable());
ProgramExecutable* program = ProgramExecutable::create(exec, source);
JSObject* error = program->checkSyntax(exec);
if (error) {
if (returnedException)
*returnedException = error;
return false;
}
return true;
}
bool checkSyntax(VM& vm, const SourceCode& source, ParserError& error)
{
JSLockHolder lock(vm);
RELEASE_ASSERT(vm.atomicStringTable() == wtfThreadData().atomicStringTable());
return !!parse<ProgramNode>(
&vm, source, Identifier(), JSParserBuiltinMode::NotBuiltin,
JSParserStrictMode::NotStrict, SourceParseMode::ProgramMode, error);
}
bool checkModuleSyntax(VM& vm, const SourceCode& source, ParserError& error)
{
JSLockHolder lock(vm);
RELEASE_ASSERT(vm.atomicStringTable() == wtfThreadData().atomicStringTable());
std::unique_ptr<ModuleProgramNode> moduleProgramNode = parse<ModuleProgramNode>(
&vm, source, Identifier(), JSParserBuiltinMode::NotBuiltin,
JSParserStrictMode::Strict, SourceParseMode::ModuleAnalyzeMode, error);
if (!moduleProgramNode)
return false;
ModuleAnalyzer moduleAnalyzer(vm, moduleProgramNode->varDeclarations(), moduleProgramNode->lexicalVariables());
moduleAnalyzer.analyze(*moduleProgramNode);
return true;
}
JSValue evaluate(ExecState* exec, const SourceCode& source, JSValue thisValue, NakedPtr<Exception>& returnedException)
{
JSLockHolder lock(exec);
RELEASE_ASSERT(exec->vm().atomicStringTable() == wtfThreadData().atomicStringTable());
RELEASE_ASSERT(!exec->vm().isCollectorBusy());
CodeProfiling profile(source);
ProgramExecutable* program = ProgramExecutable::create(exec, source);
if (!program) {
returnedException = exec->vm().exception();
exec->vm().clearException();
return jsUndefined();
}
if (!thisValue || thisValue.isUndefinedOrNull())
thisValue = exec->vmEntryGlobalObject();
JSObject* thisObj = jsCast<JSObject*>(thisValue.toThis(exec, NotStrictMode));
JSValue result = exec->interpreter()->execute(program, exec, thisObj);
if (exec->hadException()) {
returnedException = exec->exception();
exec->clearException();
return jsUndefined();
}
RELEASE_ASSERT(result);
return result;
}
} // namespace JSC
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