1 /*

     2  *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)

     3  *  Copyright (C) 2001 Peter Kelly (pmk@post.com)

     4  *  Copyright (C) 2003, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.

     5  *

     6  *  This library is free software; you can redistribute it and/or

     7  *  modify it under the terms of the GNU Library General Public

     8  *  License as published by the Free Software Foundation; either

     9  *  version 2 of the License, or (at your option) any later version.

    10  *

    11  *  This library is distributed in the hope that it will be useful,

    12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of

    13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    14  *  Library General Public License for more details.

    15  *

    16  *  You should have received a copy of the GNU Library General Public License

    17  *  along with this library; see the file COPYING.LIB.  If not, write to

    18  *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

    19  *  Boston, MA 02110-1301, USA.

    20  *

    21  */

    22 

    23 #include "config.h"

    24 #include "Parser.h"

    25 

    26 #include "Debugger.h"

    27 #include "JSParser.h"

    28 #include "Lexer.h"

    29 #include <wtf/HashSet.h>

    30 #include <wtf/Vector.h>

    31 

    32 #ifndef yyparse

    33 extern int jscyyparse(void*);

    34 #endif

    35 

    36 namespace JSC {

    37 

    38 void Parser::parse(JSGlobalData* globalData, int* errLine, UString* errMsg)

    39 {

    40     m_sourceElements = 0;

    41 

    42     int defaultErrLine;

    43     UString defaultErrMsg;

    44 

    45     if (!errLine)

    46         errLine = &defaultErrLine;

    47     if (!errMsg)

    48         errMsg = &defaultErrMsg;

    49 

    50     *errLine = -1;

    51     *errMsg = UString();

    52 

    53     Lexer& lexer = *globalData->lexer;

    54     lexer.setCode(*m_source, m_arena);

    55 

    56     int parseError = jsParse(globalData, m_source);

    57     int lineNumber = lexer.lineNumber();

    58     bool lexError = lexer.sawError();

    59     lexer.clear();

    60 

    61     if (parseError || lexError) {

    62         *errLine = lineNumber;

    63         *errMsg = "Parse error";

    64         m_sourceElements = 0;

    65     }

    66 }

    67 

    68 void Parser::didFinishParsing(SourceElements* sourceElements, ParserArenaData<DeclarationStacks::VarStack>* varStack, 

    69                               ParserArenaData<DeclarationStacks::FunctionStack>* funcStack, CodeFeatures features, int lastLine, int numConstants)

    70 {

    71     m_sourceElements = sourceElements;

    72     m_varDeclarations = varStack;

    73     m_funcDeclarations = funcStack;

    74     m_features = features;

    75     m_lastLine = lastLine;

    76     m_numConstants = numConstants;

    77 }

    78 

    79 } // namespace JSC