/* | |
* Copyright (C) 1999-2001 Harri Porten (porten@kde.org) | |
* Copyright (C) 2001 Peter Kelly (pmk@post.com) | |
* Copyright (C) 2003, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. | |
* | |
* 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. | |
* | |
*/ | |
#ifndef Parser_h | |
#define Parser_h | |
#include "Debugger.h" | |
#include "Executable.h" | |
#include "JSGlobalObject.h" | |
#include "Lexer.h" | |
#include "Nodes.h" | |
#include "ParserArena.h" | |
#include "SourceProvider.h" | |
#include <wtf/Forward.h> | |
#include <wtf/Noncopyable.h> | |
#include <wtf/OwnPtr.h> | |
#include <wtf/RefPtr.h> | |
namespace JSC { | |
class FunctionBodyNode; | |
class ProgramNode; | |
class UString; | |
template <typename T> struct ParserArenaData : ParserArenaDeletable { T data; }; | |
class Parser : public Noncopyable { | |
public: | |
template <class ParsedNode> | |
PassRefPtr<ParsedNode> parse(JSGlobalData* globalData, Debugger*, ExecState*, const SourceCode& source, int* errLine = 0, UString* errMsg = 0); | |
void didFinishParsing(SourceElements*, ParserArenaData<DeclarationStacks::VarStack>*, | |
ParserArenaData<DeclarationStacks::FunctionStack>*, CodeFeatures features, int lastLine, int numConstants); | |
ParserArena& arena() { return m_arena; } | |
private: | |
void parse(JSGlobalData*, int* errLine, UString* errMsg); | |
ParserArena m_arena; | |
const SourceCode* m_source; | |
SourceElements* m_sourceElements; | |
ParserArenaData<DeclarationStacks::VarStack>* m_varDeclarations; | |
ParserArenaData<DeclarationStacks::FunctionStack>* m_funcDeclarations; | |
CodeFeatures m_features; | |
int m_lastLine; | |
int m_numConstants; | |
}; | |
template <class ParsedNode> | |
PassRefPtr<ParsedNode> Parser::parse(JSGlobalData* globalData, Debugger* debugger, ExecState* debuggerExecState, const SourceCode& source, int* errLine, UString* errMsg) | |
{ | |
m_source = &source; | |
if (ParsedNode::scopeIsFunction) | |
globalData->lexer->setIsReparsing(); | |
parse(globalData, errLine, errMsg); | |
RefPtr<ParsedNode> result; | |
if (m_sourceElements) { | |
result = ParsedNode::create(globalData, | |
m_sourceElements, | |
m_varDeclarations ? &m_varDeclarations->data : 0, | |
m_funcDeclarations ? &m_funcDeclarations->data : 0, | |
source, | |
m_features, | |
m_numConstants); | |
result->setLoc(m_source->firstLine(), m_lastLine); | |
} | |
m_arena.reset(); | |
m_source = 0; | |
m_sourceElements = 0; | |
m_varDeclarations = 0; | |
m_funcDeclarations = 0; | |
if (debugger && !ParsedNode::scopeIsFunction) | |
debugger->sourceParsed(debuggerExecState, source, *errLine, *errMsg); | |
return result.release(); | |
} | |
} // namespace JSC | |
#endif // Parser_h |