summaryrefslogtreecommitdiff
path: root/js/src/builtin/RegExp.h
blob: 715656f4020fee4a717f3d1a7b4546d14ee9b517 (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
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * vim: set ts=8 sts=4 et sw=4 tw=99:
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef builtin_RegExp_h
#define builtin_RegExp_h

#include "vm/RegExpObject.h"

/*
 * The following builtin natives are extern'd for pointer comparison in
 * other parts of the engine.
 */

namespace js {

JSObject*
InitRegExpClass(JSContext* cx, HandleObject obj);

// Whether RegExp statics should be updated with the input and results of a
// regular expression execution.
enum RegExpStaticsUpdate { UpdateRegExpStatics, DontUpdateRegExpStatics };

/*
 * Legacy behavior of ExecuteRegExp(), which is baked into the JSAPI.
 *
 * |res| may be nullptr if the RegExpStatics are not to be updated.
 * |input| may be nullptr if there is no JSString corresponding to
 * |chars| and |length|.
 */
MOZ_MUST_USE bool
ExecuteRegExpLegacy(JSContext* cx, RegExpStatics* res, RegExpObject& reobj,
                    HandleLinearString input, size_t* lastIndex, bool test,
                    MutableHandleValue rval);

/* Translation from MatchPairs to a JS array in regexp_exec()'s output format. */
MOZ_MUST_USE bool
CreateRegExpMatchResult(JSContext* cx, HandleString input, const MatchPairs& matches,
                        MutableHandleValue rval);

extern MOZ_MUST_USE bool
RegExpMatcher(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
RegExpMatcherRaw(JSContext* cx, HandleObject regexp, HandleString input,
                 int32_t lastIndex, MatchPairs* maybeMatches, MutableHandleValue output);

extern MOZ_MUST_USE bool
RegExpSearcher(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
RegExpSearcherRaw(JSContext* cx, HandleObject regexp, HandleString input,
                  int32_t lastIndex, MatchPairs* maybeMatches, int32_t* result);

extern MOZ_MUST_USE bool
RegExpTester(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
RegExpTesterRaw(JSContext* cx, HandleObject regexp, HandleString input,
                int32_t lastIndex, int32_t* endIndex);

extern MOZ_MUST_USE bool
intrinsic_GetElemBaseForLambda(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
intrinsic_GetStringDataProperty(JSContext* cx, unsigned argc, Value* vp);

/*
 * The following functions are for use by self-hosted code.
 */

/*
 * Behaves like regexp.exec(string), but doesn't set RegExp statics.
 *
 * Usage: match = regexp_exec_no_statics(regexp, string)
 */
extern MOZ_MUST_USE bool
regexp_exec_no_statics(JSContext* cx, unsigned argc, Value* vp);

/*
 * Behaves like regexp.test(string), but doesn't set RegExp statics.
 *
 * Usage: does_match = regexp_test_no_statics(regexp, string)
 */
extern MOZ_MUST_USE bool
regexp_test_no_statics(JSContext* cx, unsigned argc, Value* vp);

/*
 * Behaves like RegExp(pattern, flags).
 * |pattern| should be a RegExp object, |flags| should be a raw integer value.
 * Must be called without |new|.
 * Dedicated function for RegExp.prototype[@@split] optimized path.
 */
extern MOZ_MUST_USE bool
regexp_construct_raw_flags(JSContext* cx, unsigned argc, Value* vp);

/*
 * Clone given RegExp object, inheriting pattern and flags, ignoring other
 * properties.
 */
extern MOZ_MUST_USE bool
regexp_clone(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
IsRegExp(JSContext* cx, HandleValue value, bool* result);

extern MOZ_MUST_USE bool
RegExpCreate(JSContext* cx, HandleValue pattern, HandleValue flags, MutableHandleValue rval);

extern MOZ_MUST_USE bool
RegExpPrototypeOptimizable(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
RegExpPrototypeOptimizableRaw(JSContext* cx, JSObject* proto);

extern MOZ_MUST_USE bool
RegExpInstanceOptimizable(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
RegExpInstanceOptimizableRaw(JSContext* cx, JSObject* obj, JSObject* proto);

extern MOZ_MUST_USE bool
RegExpGetSubstitution(JSContext* cx, HandleLinearString matched, HandleLinearString string,
                      size_t position, HandleObject capturesObj, HandleLinearString replacement,
                      size_t firstDollarIndex, MutableHandleValue rval);

extern MOZ_MUST_USE bool
GetFirstDollarIndex(JSContext* cx, unsigned argc, Value* vp);

extern MOZ_MUST_USE bool
GetFirstDollarIndexRaw(JSContext* cx, HandleString str, int32_t* index);

extern int32_t
GetFirstDollarIndexRawFlat(JSLinearString* text);

// RegExp ClassSpec members used in RegExpObject.cpp.
extern MOZ_MUST_USE bool
regexp_construct(JSContext* cx, unsigned argc, Value* vp);
extern const JSPropertySpec regexp_static_props[];
extern const JSPropertySpec regexp_properties[];
extern const JSFunctionSpec regexp_methods[];

// Used in RegExpObject::isOriginalFlagGetter.
extern MOZ_MUST_USE bool
regexp_global(JSContext* cx, unsigned argc, JS::Value* vp);
extern MOZ_MUST_USE bool
regexp_ignoreCase(JSContext* cx, unsigned argc, JS::Value* vp);
extern MOZ_MUST_USE bool
regexp_multiline(JSContext* cx, unsigned argc, JS::Value* vp);
extern MOZ_MUST_USE bool
regexp_sticky(JSContext* cx, unsigned argc, JS::Value* vp);
extern MOZ_MUST_USE bool
regexp_unicode(JSContext* cx, unsigned argc, JS::Value* vp);

} /* namespace js */

#endif /* builtin_RegExp_h */