File size: 5,353 Bytes
9c6594c |
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 |
"""
pygments.lexers.ada
~~~~~~~~~~~~~~~~~~~
Lexers for Ada family languages.
:copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexer import RegexLexer, include, bygroups, words, using, this, \
default
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
Number, Punctuation
from pygments.lexers._ada_builtins import KEYWORD_LIST, BUILTIN_LIST
__all__ = ['AdaLexer']
class AdaLexer(RegexLexer):
"""
For Ada source code.
"""
name = 'Ada'
aliases = ['ada', 'ada95', 'ada2005']
filenames = ['*.adb', '*.ads', '*.ada']
mimetypes = ['text/x-ada']
url = 'https://www.adaic.org'
version_added = '1.3'
flags = re.MULTILINE | re.IGNORECASE
tokens = {
'root': [
(r'[^\S\n]+', Text),
(r'--.*?\n', Comment.Single),
(r'[^\S\n]+', Text),
(r'function|procedure|entry', Keyword.Declaration, 'subprogram'),
(r'(subtype|type)(\s+)(\w+)',
bygroups(Keyword.Declaration, Text, Keyword.Type), 'type_def'),
(r'task|protected', Keyword.Declaration),
(r'(subtype)(\s+)', bygroups(Keyword.Declaration, Text)),
(r'(end)(\s+)', bygroups(Keyword.Reserved, Text), 'end'),
(r'(pragma)(\s+)(\w+)', bygroups(Keyword.Reserved, Text,
Comment.Preproc)),
(r'(true|false|null)\b', Keyword.Constant),
# builtin types
(words(BUILTIN_LIST, suffix=r'\b'), Keyword.Type),
(r'(and(\s+then)?|in|mod|not|or(\s+else)|rem)\b', Operator.Word),
(r'generic|private', Keyword.Declaration),
(r'package', Keyword.Declaration, 'package'),
(r'array\b', Keyword.Reserved, 'array_def'),
(r'(with|use)(\s+)', bygroups(Keyword.Namespace, Text), 'import'),
(r'(\w+)(\s*)(:)(\s*)(constant)',
bygroups(Name.Constant, Text, Punctuation, Text,
Keyword.Reserved)),
(r'<<\w+>>', Name.Label),
(r'(\w+)(\s*)(:)(\s*)(declare|begin|loop|for|while)',
bygroups(Name.Label, Text, Punctuation, Text, Keyword.Reserved)),
# keywords
(words(KEYWORD_LIST, prefix=r'\b', suffix=r'\b'),
Keyword.Reserved),
(r'"[^"]*"', String),
include('attribute'),
include('numbers'),
(r"'[^']'", String.Character),
(r'(\w+)(\s*|[(,])', bygroups(Name, using(this))),
(r"(<>|=>|:=|@|[\[\]]|[()|:;,.'])", Punctuation),
(r'[*<>+=/&-]', Operator),
(r'\n+', Text),
],
'numbers': [
(r'[0-9_]+#[0-9a-f_\.]+#', Number.Hex),
(r'[0-9_]+\.[0-9_]*', Number.Float),
(r'[0-9_]+', Number.Integer),
],
'attribute': [
(r"(')(\w+)", bygroups(Punctuation, Name.Attribute)),
],
'subprogram': [
(r'\(', Punctuation, ('#pop', 'formal_part')),
(r';', Punctuation, '#pop'),
(r'is\b', Keyword.Reserved, '#pop'),
(r'"[^"]+"|\w+', Name.Function),
include('root'),
],
'end': [
('(if|case|record|loop|select)', Keyword.Reserved),
(r'"[^"]+"|[\w.]+', Name.Function),
(r'\s+', Text),
(';', Punctuation, '#pop'),
],
'type_def': [
(r';', Punctuation, '#pop'),
(r'\(', Punctuation, 'formal_part'),
(r'\[', Punctuation, 'formal_part'),
(r'with|and|use', Keyword.Reserved),
(r'array\b', Keyword.Reserved, ('#pop', 'array_def')),
(r'record\b', Keyword.Reserved, ('record_def')),
(r'(null record)(;)', bygroups(Keyword.Reserved, Punctuation), '#pop'),
include('root'),
],
'array_def': [
(r';', Punctuation, '#pop'),
(r'(\w+)(\s+)(range)', bygroups(Keyword.Type, Text, Keyword.Reserved)),
include('root'),
],
'record_def': [
(r'end record', Keyword.Reserved, '#pop'),
include('root'),
],
'import': [
# TODO: use Name.Namespace if appropriate. This needs
# work to disinguish imports from aspects.
(r'[\w.]+', Name, '#pop'),
default('#pop'),
],
'formal_part': [
(r'\)', Punctuation, '#pop'),
(r'\]', Punctuation, '#pop'),
(r'\w+', Name.Variable),
(r',|:[^=]', Punctuation),
(r'(in|not|null|out|access)\b', Keyword.Reserved),
include('root'),
],
'package': [
('body', Keyword.Declaration),
(r'is\s+new|renames', Keyword.Reserved),
('is', Keyword.Reserved, '#pop'),
(';', Punctuation, '#pop'),
(r'\(', Punctuation, 'package_instantiation'),
(r'([\w.]+)', Name.Class),
include('root'),
],
'package_instantiation': [
(r'("[^"]+"|\w+)(\s+)(=>)', bygroups(Name.Variable, Text, Punctuation)),
(r'[\w.\'"]', Text),
(r'\)', Punctuation, '#pop'),
include('root'),
],
}
|