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
168
169
170
|
// © 2018 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
#include "unicode/utypes.h"
#if !UCONFIG_NO_FORMATTING
#ifndef __NUMPARSE_SYMBOLS_H__
#define __NUMPARSE_SYMBOLS_H__
#include "numparse_types.h"
#include "unicode/uniset.h"
#include "static_unicode_sets.h"
U_NAMESPACE_BEGIN
namespace numparse::impl {
/**
* A base class for many matchers that performs a simple match against a UnicodeString and/or UnicodeSet.
*
* @author sffc
*/
// Exported as U_I18N_API for tests
class U_I18N_API SymbolMatcher : public NumberParseMatcher, public UMemory {
public:
SymbolMatcher() = default; // WARNING: Leaves the object in an unusable state
const UnicodeSet* getSet() const;
bool match(StringSegment& segment, ParsedNumber& result, UErrorCode& status) const override;
bool smokeTest(const StringSegment& segment) const override;
UnicodeString toString() const override;
virtual bool isDisabled(const ParsedNumber& result) const = 0;
virtual void accept(StringSegment& segment, ParsedNumber& result) const = 0;
protected:
UnicodeString fString;
const UnicodeSet* fUniSet; // a reference from numparse_unisets.h; never owned
SymbolMatcher(const UnicodeString& symbolString, unisets::Key key);
};
// Exported as U_I18N_API for tests
class U_I18N_API IgnorablesMatcher : public SymbolMatcher {
public:
IgnorablesMatcher() = default; // WARNING: Leaves the object in an unusable state
IgnorablesMatcher(parse_flags_t parseFlags);
bool isFlexible() const override;
UnicodeString toString() const override;
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
};
class InfinityMatcher : public SymbolMatcher {
public:
InfinityMatcher() = default; // WARNING: Leaves the object in an unusable state
InfinityMatcher(const DecimalFormatSymbols& dfs);
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
};
// Exported as U_I18N_API for tests
class U_I18N_API MinusSignMatcher : public SymbolMatcher {
public:
MinusSignMatcher() = default; // WARNING: Leaves the object in an unusable state
MinusSignMatcher(const DecimalFormatSymbols& dfs, bool allowTrailing);
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
private:
bool fAllowTrailing;
};
class NanMatcher : public SymbolMatcher {
public:
NanMatcher() = default; // WARNING: Leaves the object in an unusable state
NanMatcher(const DecimalFormatSymbols& dfs);
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
};
class PaddingMatcher : public SymbolMatcher {
public:
PaddingMatcher() = default; // WARNING: Leaves the object in an unusable state
PaddingMatcher(const UnicodeString& padString);
bool isFlexible() const override;
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
};
// Exported as U_I18N_API for tests
class U_I18N_API PercentMatcher : public SymbolMatcher {
public:
PercentMatcher() = default; // WARNING: Leaves the object in an unusable state
PercentMatcher(const DecimalFormatSymbols& dfs);
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
};
// Exported as U_I18N_API for tests
class U_I18N_API PermilleMatcher : public SymbolMatcher {
public:
PermilleMatcher() = default; // WARNING: Leaves the object in an unusable state
PermilleMatcher(const DecimalFormatSymbols& dfs);
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
};
// Exported as U_I18N_API for tests
class U_I18N_API PlusSignMatcher : public SymbolMatcher {
public:
PlusSignMatcher() = default; // WARNING: Leaves the object in an unusable state
PlusSignMatcher(const DecimalFormatSymbols& dfs, bool allowTrailing);
protected:
bool isDisabled(const ParsedNumber& result) const override;
void accept(StringSegment& segment, ParsedNumber& result) const override;
private:
bool fAllowTrailing;
};
} // namespace numparse::impl
U_NAMESPACE_END
#endif //__NUMPARSE_SYMBOLS_H__
#endif /* #if !UCONFIG_NO_FORMATTING */
|
