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
|
"""
pygments.lexers.meson
~~~~~~~~~~~~~~~~~~~~~
Pygments lexer for the Meson build system
:copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
from pygments.lexer import RegexLexer, words, include
from pygments.token import Comment, Name, Number, Punctuation, Operator, \
Keyword, String, Whitespace
__all__ = ['MesonLexer']
class MesonLexer(RegexLexer):
"""Meson language lexer.
The grammar definition use to transcribe the syntax was retrieved from
https://mesonbuild.com/Syntax.html#grammar for version 0.58.
Some of those definitions are improperly transcribed, so the Meson++
implementation was also checked: https://github.com/dcbaker/meson-plus-plus.
"""
# TODO String interpolation @VARNAME@ inner matches
# TODO keyword_arg: value inner matches
name = 'Meson'
url = 'https://mesonbuild.com/'
aliases = ['meson', 'meson.build']
filenames = ['meson.build', 'meson_options.txt']
mimetypes = ['text/x-meson']
version_added = '2.10'
tokens = {
'root': [
(r'#.*?$', Comment),
(r"'''.*'''", String.Single),
(r'[1-9][0-9]*', Number.Integer),
(r'0o[0-7]+', Number.Oct),
(r'0x[a-fA-F0-9]+', Number.Hex),
include('string'),
include('keywords'),
include('expr'),
(r'[a-zA-Z_][a-zA-Z_0-9]*', Name),
(r'\s+', Whitespace),
],
'string': [
(r"[']{3}([']{0,2}([^\\']|\\(.|\n)))*[']{3}", String),
(r"'.*?(?<!\\)(\\\\)*?'", String),
],
'keywords': [
(words((
'if',
'elif',
'else',
'endif',
'foreach',
'endforeach',
'break',
'continue',
),
suffix=r'\b'), Keyword),
],
'expr': [
(r'(in|and|or|not)\b', Operator.Word),
(r'(\*=|/=|%=|\+]=|-=|==|!=|\+|-|=)', Operator),
(r'[\[\]{}:().,?]', Punctuation),
(words(('true', 'false'), suffix=r'\b'), Keyword.Constant),
include('builtins'),
(words((
'meson',
'build_machine',
'host_machine',
'target_machine',
),
suffix=r'\b'), Name.Variable.Magic),
],
'builtins': [
# This list was extracted from the v0.58 reference manual
(words((
'add_global_arguments',
'add_global_link_arguments',
'add_languages',
'add_project_arguments',
'add_project_link_arguments',
'add_test_setup',
'assert',
'benchmark',
'both_libraries',
'build_target',
'configuration_data',
'configure_file',
'custom_target',
'declare_dependency',
'dependency',
'disabler',
'environment',
'error',
'executable',
'files',
'find_library',
'find_program',
'generator',
'get_option',
'get_variable',
'include_directories',
'install_data',
'install_headers',
'install_man',
'install_subdir',
'is_disabler',
'is_variable',
'jar',
'join_paths',
'library',
'message',
'project',
'range',
'run_command',
'set_variable',
'shared_library',
'shared_module',
'static_library',
'subdir',
'subdir_done',
'subproject',
'summary',
'test',
'vcs_tag',
'warning',
),
prefix=r'(?<!\.)',
suffix=r'\b'), Name.Builtin),
(r'(?<!\.)import\b', Name.Namespace),
],
}
|
