Quelle carbon.py Sprache: Python

"""
    pygments.lexers.carbon
    ~~~~~~~~~~~~~~~~~~~~~~

    Lexers for the Carbon programming language.

    :copyright: Copyright 2006-2024 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

quality86%

¤ Dauer der Verarbeitung: 0.15 Sekunden (vorverarbeitet) ¤

Wurzel

Suchen

Beweissystem der NASA

Beweissystem Isabelle

NIST Cobol Testsuite

Cephes Mathematical Library

Wiener Entwicklungsmethode

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.