codekingpro/portable-devtools

1"""2    pygments.lexers.eiffel3    ~~~~~~~~~~~~~~~~~~~~~~4 5    Lexer for the Eiffel language.6 7    :copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.8    :license: BSD, see LICENSE for details.9"""10 11from pygments.lexer import RegexLexer, include, words, bygroups12from pygments.token import Comment, Operator, Keyword, Name, String, Number, \13    Punctuation, Whitespace14 15__all__ = ['EiffelLexer']16 17 18class EiffelLexer(RegexLexer):19    """20    For Eiffel source code.21    """22    name = 'Eiffel'23    url = 'https://www.eiffel.com'24    aliases = ['eiffel']25    filenames = ['*.e']26    mimetypes = ['text/x-eiffel']27    version_added = '2.0'28 29    tokens = {30        'root': [31            (r'[^\S\n]+', Whitespace),32            (r'--.*?$', Comment.Single),33            (r'[^\S\n]+', Whitespace),34            # Please note that keyword and operator are case insensitive.35            (r'(?i)(true|false|void|current|result|precursor)\b', Keyword.Constant),36            (r'(?i)(not|xor|implies|or)\b', Operator.Word),37            (r'(?i)(and)(?:(\s+)(then))?\b',38             bygroups(Operator.Word, Whitespace, Operator.Word)),39            (r'(?i)(or)(?:(\s+)(else))?\b',40             bygroups(Operator.Word, Whitespace, Operator.Word)),41            (words((42                'across', 'agent', 'alias', 'all', 'as', 'assign', 'attached',43                'attribute', 'check', 'class', 'convert', 'create', 'debug',44                'deferred', 'detachable', 'do', 'else', 'elseif', 'end', 'ensure',45                'expanded', 'export', 'external', 'feature', 'from', 'frozen', 'if',46                'inherit', 'inspect', 'invariant', 'like', 'local', 'loop', 'none',47                'note', 'obsolete', 'old', 'once', 'only', 'redefine', 'rename',48                'require', 'rescue', 'retry', 'select', 'separate', 'then',49                'undefine', 'until', 'variant', 'when'), prefix=r'(?i)\b', suffix=r'\b'),50             Keyword.Reserved),51            (r'"\[([^\]%]|%(.|\n)|\][^"])*?\]"', String),52            (r'"([^"%\n]|%.)*?"', String),53            include('numbers'),54            (r"'([^'%]|%'|%%)'", String.Char),55            (r"(//|\\\\|>=|<=|:=|/=|~|/~|[\\?!#%&@|+/\-=>*$<^\[\]])", Operator),56            (r"([{}():;,.])", Punctuation),57            (r'([a-z]\w*)|([A-Z][A-Z0-9_]*[a-z]\w*)', Name),58            (r'([A-Z][A-Z0-9_]*)', Name.Class),59            (r'\n+', Whitespace),60        ],61        'numbers': [62            (r'0[xX][a-fA-F0-9]+', Number.Hex),63            (r'0[bB][01]+', Number.Bin),64            (r'0[cC][0-7]+', Number.Oct),65            (r'([0-9]+\.[0-9]*)|([0-9]*\.[0-9]+)', Number.Float),66            (r'[0-9]+', Number.Integer),67        ],68    }69