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 "Lexer.h"
28#include <wtf/HashSet.h>
29#include <wtf/Vector.h>
30#include <memory>
31
32using std::auto_ptr;
33
34#ifndef yyparse
35extern int jscyyparse(void*);
36#endif
37
38namespace JSC {
39
40void Parser::parse(JSGlobalData* globalData, int* errLine, UString* errMsg)
41{
42 m_sourceElements = 0;
43
44 int defaultErrLine;
45 UString defaultErrMsg;
46
47 if (!errLine)
48 errLine = &defaultErrLine;
49 if (!errMsg)
50 errMsg = &defaultErrMsg;
51
52 *errLine = -1;
53 *errMsg = 0;
54
55 Lexer& lexer = *globalData->lexer;
56 lexer.setCode(*m_source, m_arena);
57
58 int parseError = jscyyparse(globalData);
59 bool lexError = lexer.sawError();
60 int lineNumber = lexer.lineNumber();
61 lexer.clear();
62
63 if (parseError || lexError) {
64 *errLine = lineNumber;
65 *errMsg = "Parse error";
66 m_sourceElements = 0;
67 }
68}
69
70void Parser::didFinishParsing(SourceElements* sourceElements, ParserArenaData<DeclarationStacks::VarStack>* varStack,
71 ParserArenaData<DeclarationStacks::FunctionStack>* funcStack, CodeFeatures features, int lastLine, int numConstants)
72{
73 m_sourceElements = sourceElements;
74 m_varDeclarations = varStack;
75 m_funcDeclarations = funcStack;
76 m_features = features;
77 m_lastLine = lastLine;
78 m_numConstants = numConstants;
79}
80
81} // namespace JSC
82

source code of qtscript/src/3rdparty/javascriptcore/JavaScriptCore/parser/Parser.cpp