blob: 9ead283011960494a2ac4b279537a463a8f01764 (
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
|
/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/StringView.h>
#include <AK/Types.h>
namespace Cpp {
#define FOR_EACH_TOKEN_TYPE \
__TOKEN(Unknown) \
__TOKEN(Whitespace) \
__TOKEN(PreprocessorStatement) \
__TOKEN(IncludeStatement) \
__TOKEN(IncludePath) \
__TOKEN(LeftParen) \
__TOKEN(RightParen) \
__TOKEN(LeftCurly) \
__TOKEN(RightCurly) \
__TOKEN(LeftBracket) \
__TOKEN(RightBracket) \
__TOKEN(Less) \
__TOKEN(Greater) \
__TOKEN(LessEquals) \
__TOKEN(GreaterEquals) \
__TOKEN(LessLess) \
__TOKEN(GreaterGreater) \
__TOKEN(LessLessEquals) \
__TOKEN(GreaterGreaterEquals) \
__TOKEN(LessGreater) \
__TOKEN(Comma) \
__TOKEN(Plus) \
__TOKEN(PlusPlus) \
__TOKEN(PlusEquals) \
__TOKEN(Minus) \
__TOKEN(MinusMinus) \
__TOKEN(MinusEquals) \
__TOKEN(Asterisk) \
__TOKEN(AsteriskEquals) \
__TOKEN(Slash) \
__TOKEN(SlashEquals) \
__TOKEN(Percent) \
__TOKEN(PercentEquals) \
__TOKEN(Caret) \
__TOKEN(CaretEquals) \
__TOKEN(ExclamationMark) \
__TOKEN(ExclamationMarkEquals) \
__TOKEN(Equals) \
__TOKEN(EqualsEquals) \
__TOKEN(And) \
__TOKEN(AndAnd) \
__TOKEN(AndEquals) \
__TOKEN(Pipe) \
__TOKEN(PipePipe) \
__TOKEN(PipeEquals) \
__TOKEN(Tilde) \
__TOKEN(QuestionMark) \
__TOKEN(Colon) \
__TOKEN(ColonColon) \
__TOKEN(ColonColonAsterisk) \
__TOKEN(Semicolon) \
__TOKEN(Dot) \
__TOKEN(DotAsterisk) \
__TOKEN(Arrow) \
__TOKEN(ArrowAsterisk) \
__TOKEN(DoubleQuotedString) \
__TOKEN(SingleQuotedString) \
__TOKEN(RawString) \
__TOKEN(EscapeSequence) \
__TOKEN(Comment) \
__TOKEN(Integer) \
__TOKEN(Float) \
__TOKEN(Keyword) \
__TOKEN(KnownType) \
__TOKEN(Identifier) \
__TOKEN(EOF_TOKEN)
struct Position {
size_t line { 0 };
size_t column { 0 };
bool operator<(const Position&) const;
bool operator>(const Position&) const;
bool operator==(const Position&) const;
};
struct Token {
enum class Type {
#define __TOKEN(x) x,
FOR_EACH_TOKEN_TYPE
#undef __TOKEN
};
Token(Type type, const Position& start, const Position& end, const StringView& text)
: m_type(type)
, m_start(start)
, m_end(end)
, m_text(text)
{
}
static const char* type_to_string(Type t)
{
switch (t) {
#define __TOKEN(x) \
case Type::x: \
return #x;
FOR_EACH_TOKEN_TYPE
#undef __TOKEN
}
VERIFY_NOT_REACHED();
}
const char* to_string() const
{
return type_to_string(m_type);
}
const Position& start() const { return m_start; }
const Position& end() const { return m_end; }
void set_start(const Position& other) { m_start = other; }
void set_end(const Position& other) { m_end = other; }
Type type() const { return m_type; }
const StringView& text() const { return m_text; }
private:
Type m_type { Type::Unknown };
Position m_start;
Position m_end;
StringView m_text;
};
}
|
