| Server IP : 185.124.137.76 / Your IP : 216.73.216.91 Web Server : LiteSpeed System : Linux id-dci-web1986.main-hosting.eu 5.14.0-611.26.1.el9_7.x86_64 #1 SMP PREEMPT_DYNAMIC Thu Jan 29 05:24:47 EST 2026 x86_64 User : u686484674 ( 686484674) PHP Version : 8.0.30 Disable Function : system, exec, shell_exec, passthru, mysql_list_dbs, ini_alter, dl, symlink, link, chgrp, leak, popen, apache_child_terminate, virtual, mb_send_mail MySQL : OFF | cURL : ON | WGET : ON | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : /proc/self/root/opt/alt/python311/lib/python3.11/site-packages/pygments/lexers/ |
Upload File : |
"""
pygments.lexers.carbon
~~~~~~~~~~~~~~~~~~~~~~
Lexers for the Carbon programming language.
:copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexer import RegexLexer, words
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
Number, Punctuation, Whitespace
__all__ = ['CarbonLexer']
class CarbonLexer(RegexLexer):
"""
For Carbon source.
"""
name = 'Carbon'
url = 'https://github.com/carbon-language/carbon-lang'
filenames = ['*.carbon']
aliases = ['carbon']
mimetypes = ['text/x-carbon']
version_added = '2.15'
flags = re.MULTILINE | re.DOTALL
tokens = {
'root': [
(r'\n', Whitespace),
(r'\s+', Whitespace),
(r'\\\n', Text),
# comments
(r'//(.*?)\n', Comment.Single),
(r'/(\\\n)?[*].*?[*](\\\n)?/', Comment.Multiline),
# Declaration
(r'(package|import|api|namespace|library)\b', Keyword.Namespace),
(r'(abstract|alias|fn|class|interface|let|var|virtual|external|'
r'base|addr|extends|choice|constraint|impl)\b', Keyword.Declaration),
# Keywords
(words(('as', 'or', 'not', 'and', 'break', 'continue', 'case',
'default', 'if', 'else', 'destructor', 'for', 'forall',
'while', 'where', 'then', 'in', 'is', 'return', 'returned',
'friend', 'partial', 'private', 'protected', 'observe', 'Self',
'override', 'final', 'match', 'type', 'like'), suffix=r'\b'), Keyword),
(r'(self)\b', Keyword.Pseudo),
(r'(true|false)\b', Keyword.Constant),
(r'(auto|bool|string|i8|i16|i32|i64|u8|u16|u32|u64|'
r'f8|f16|f32|f64)\b', Keyword.Type),
# numeric literals
(r'[0-9]*[.][0-9]+', Number.Double),
(r'0b[01]+', Number.Bin),
(r'0o[0-7]+', Number.Oct),
(r'0x[0-9a-fA-F]+', Number.Hex),
(r'[0-9]+', Number.Integer),
# string literal
(r'"(\\.|[^"\\])*"', String),
# char literal
(r'\'(\\.|[^\'\\])\'', String.Char),
# tokens
(r'<<=|>>=|<<|>>|<=|>=|\+=|-=|\*=|/=|\%=|\|=|&=|\^=|&&|\|\||&|\||'
r'\+\+|--|\%|\^|\~|==|!=|::|[.]{3}|->|=>|[+\-*/&]', Operator),
(r'[|<>=!()\[\]{}.,;:\?]', Punctuation),
# identifiers
(r'[^\W\d]\w*', Name.Other),
]
}
def analyse_text(text):
result = 0
if 'forall' in text:
result += 0.1
if 'type' in text:
result += 0.1
if 'Self' in text:
result += 0.1
if 'observe' in text:
result += 0.1
if 'package' in text:
result += 0.1
if 'library' in text:
result += 0.1
if 'choice' in text:
result += 0.1
if 'addr' in text:
result += 0.1
if 'constraint' in text:
result += 0.1
if 'impl' in text:
result += 0.1
return result