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author | nkozlovskiy <nmk@ydb.tech> | 2023-09-29 12:24:06 +0300 |
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committer | nkozlovskiy <nmk@ydb.tech> | 2023-09-29 12:41:34 +0300 |
commit | e0e3e1717e3d33762ce61950504f9637a6e669ed (patch) | |
tree | bca3ff6939b10ed60c3d5c12439963a1146b9711 /contrib/python/Pygments/py3/pygments/lexers/carbon.py | |
parent | 38f2c5852db84c7b4d83adfcb009eb61541d1ccd (diff) | |
download | ydb-e0e3e1717e3d33762ce61950504f9637a6e669ed.tar.gz |
add ydb deps
Diffstat (limited to 'contrib/python/Pygments/py3/pygments/lexers/carbon.py')
-rw-r--r-- | contrib/python/Pygments/py3/pygments/lexers/carbon.py | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/contrib/python/Pygments/py3/pygments/lexers/carbon.py b/contrib/python/Pygments/py3/pygments/lexers/carbon.py new file mode 100644 index 0000000000..758e8af361 --- /dev/null +++ b/contrib/python/Pygments/py3/pygments/lexers/carbon.py @@ -0,0 +1,96 @@ +""" + pygments.lexers.carbon + ~~~~~~~~~~~~~~~~~~~~~~ + + Lexers for the Carbon programming language. + + :copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS. + :license: BSD, see LICENSE for details. +""" +import re + +from pygments.lexer import RegexLexer, bygroups, words +from pygments.token import Text, Comment, Operator, Keyword, Name, String, \ + Number, Punctuation, Whitespace + +__all__ = ['CarbonLexer'] + + +class CarbonLexer(RegexLexer): + """ + For Carbon source. + + .. versionadded:: 2.15 + """ + name = 'Carbon' + url = 'https://github.com/carbon-language/carbon-lang' + filenames = ['*.carbon'] + aliases = ['carbon'] + mimetypes = ['text/x-carbon'] + + 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 |