summaryrefslogtreecommitdiff
path: root/src/script/qscriptparser_p.h
blob: 56736f5a6dd3bdc3e8ca2eeb7b25746081162a91 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtScript module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/

// This file was generated by qlalr - DO NOT EDIT!

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

//
// This file is automatically generated from qscript.g.
// Changes will be lost.
//

#ifndef QSCRIPTPARSER_P_H
#define QSCRIPTPARSER_P_H

#include "qscriptgrammar_p.h"

#ifndef QT_NO_SCRIPT

#include "qscriptastfwd_p.h"

QT_BEGIN_NAMESPACE

class QString;
class QScriptEnginePrivate;
class QScriptNameIdImpl;

class QScriptParser: protected QScriptGrammar
{
public:
    union Value {
      int ival;
      double dval;
      QScriptNameIdImpl *sval;
      QScript::AST::ArgumentList *ArgumentList;
      QScript::AST::CaseBlock *CaseBlock;
      QScript::AST::CaseClause *CaseClause;
      QScript::AST::CaseClauses *CaseClauses;
      QScript::AST::Catch *Catch;
      QScript::AST::DefaultClause *DefaultClause;
      QScript::AST::ElementList *ElementList;
      QScript::AST::Elision *Elision;
      QScript::AST::ExpressionNode *Expression;
      QScript::AST::Finally *Finally;
      QScript::AST::FormalParameterList *FormalParameterList;
      QScript::AST::FunctionBody *FunctionBody;
      QScript::AST::FunctionDeclaration *FunctionDeclaration;
      QScript::AST::Node *Node;
      QScript::AST::PropertyName *PropertyName;
      QScript::AST::PropertyNameAndValueList *PropertyNameAndValueList;
      QScript::AST::SourceElement *SourceElement;
      QScript::AST::SourceElements *SourceElements;
      QScript::AST::Statement *Statement;
      QScript::AST::StatementList *StatementList;
      QScript::AST::VariableDeclaration *VariableDeclaration;
      QScript::AST::VariableDeclarationList *VariableDeclarationList;
    };

    struct Location {
      int startLine;
      int startColumn;
      int endLine;
      int endColumn;
    };

public:
    QScriptParser();
    ~QScriptParser();

    bool parse(QScriptEnginePrivate *driver);

    inline QString errorMessage() const
    { return error_message; }
    inline int errorLineNumber() const
    { return error_lineno; }
    inline int errorColumnNumber() const
    { return error_column; }

protected:
    inline void reallocateStack();

    inline Value &sym(int index)
    { return sym_stack [tos + index - 1]; }

    inline Location &loc(int index)
    { return location_stack [tos + index - 2]; }

protected:
    int tos;
    int stack_size;
    Value *sym_stack;
    int *state_stack;
    Location *location_stack;
    QString error_message;
    int error_lineno;
    int error_column;
};

inline void QScriptParser::reallocateStack()
{
    if (! stack_size)
        stack_size = 128;
    else
        stack_size <<= 1;

    sym_stack = reinterpret_cast<Value*> (qRealloc(sym_stack, stack_size * sizeof(Value)));
    state_stack = reinterpret_cast<int*> (qRealloc(state_stack, stack_size * sizeof(int)));
    location_stack = reinterpret_cast<Location*> (qRealloc(location_stack, stack_size * sizeof(Location)));
}


#define Q_SCRIPT_REGEXPLITERAL_RULE1 7

#define Q_SCRIPT_REGEXPLITERAL_RULE2 8

QT_END_NAMESPACE

#endif // QT_NO_SCRIPT

#endif // QSCRIPTPARSER_P_H