aboutsummaryrefslogtreecommitdiffstats
path: root/src/qml/jsruntime/qv4regexpobject_p.h
blob: 81ea9cf14bee64bec82d6dd570887d431432510c (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
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtQml module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QV4REGEXPOBJECT_H
#define QV4REGEXPOBJECT_H

//
//  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.
//

#include "qv4runtime_p.h"
#include "qv4engine_p.h"
#include "qv4context_p.h"
#include "qv4functionobject_p.h"
#include "qv4string_p.h"
#include "qv4codegen_p.h"
#include "qv4isel_p.h"
#include "qv4managed_p.h"
#include "qv4property_p.h"
#include "qv4objectiterator_p.h"

#include <QtCore/QString>
#include <QtCore/QHash>
#include <QtCore/QScopedPointer>
#include <cstdio>
#include <cassert>

QT_BEGIN_NAMESPACE

namespace QV4 {

namespace Heap {

struct RegExpObject : Object {
    RegExpObject();
    RegExpObject(QV4::RegExp *value, bool global);
    RegExpObject(const QRegExp &re);

    Pointer<RegExp> value;
    bool global;
};

struct RegExpCtor : FunctionObject {
    RegExpCtor(QV4::ExecutionContext *scope);
    Value lastMatch;
    Pointer<String> lastInput;
    int lastMatchStart;
    int lastMatchEnd;
    void clearLastMatch();
};

}

struct RegExpObject: Object {
    V4_OBJECT2(RegExpObject, Object)
    Q_MANAGED_TYPE(RegExpObject)
    V4_INTERNALCLASS(regExpObjectClass)
    V4_PROTOTYPE(regExpPrototype)

    // needs to be compatible with the flags in qv4jsir_p.h
    enum Flags {
        RegExp_Global     = 0x01,
        RegExp_IgnoreCase = 0x02,
        RegExp_Multiline  = 0x04
    };

    enum {
        Index_LastIndex = 0,
        Index_Source = 1,
        Index_Global = 2,
        Index_IgnoreCase = 3,
        Index_Multiline = 4,
        Index_ArrayIndex = Heap::ArrayObject::LengthPropertyIndex + 1,
        Index_ArrayInput = Index_ArrayIndex + 1
    };

    Heap::RegExp *value() const { return d()->value; }
    bool global() const { return d()->global; }

    void initProperties();

    Value *lastIndexProperty();
    QRegExp toQRegExp() const;
    QString toString() const;
    QString source() const;
    uint flags() const;

protected:
    static void markObjects(Heap::Base *that, ExecutionEngine *e);
};

struct RegExpCtor: FunctionObject
{
    V4_OBJECT2(RegExpCtor, FunctionObject)

    Value lastMatch() { return d()->lastMatch; }
    Heap::String *lastInput() { return d()->lastInput; }
    int lastMatchStart() { return d()->lastMatchStart; }
    int lastMatchEnd() { return d()->lastMatchEnd; }

    static ReturnedValue construct(const Managed *m, CallData *callData);
    static ReturnedValue call(const Managed *that, CallData *callData);
    static void markObjects(Heap::Base *that, ExecutionEngine *e);
};

struct RegExpPrototype: RegExpObject
{
    void init(ExecutionEngine *engine, Object *ctor);

    static ReturnedValue method_exec(CallContext *ctx);
    static ReturnedValue method_test(CallContext *ctx);
    static ReturnedValue method_toString(CallContext *ctx);
    static ReturnedValue method_compile(CallContext *ctx);

    template <int index>
    static ReturnedValue method_get_lastMatch_n(CallContext *ctx);
    static ReturnedValue method_get_lastParen(CallContext *ctx);
    static ReturnedValue method_get_input(CallContext *ctx);
    static ReturnedValue method_get_leftContext(CallContext *ctx);
    static ReturnedValue method_get_rightContext(CallContext *ctx);
};

}

QT_END_NAMESPACE

#endif // QMLJS_OBJECTS_H