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79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
"""
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pygments.lexers.sieve
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~~~~~~~~~~~~~~~~~~~~~
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Lexer for Sieve file format.
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https://tools.ietf.org/html/rfc5228
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https://tools.ietf.org/html/rfc5173
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https://tools.ietf.org/html/rfc5229
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https://tools.ietf.org/html/rfc5230
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https://tools.ietf.org/html/rfc5232
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https://tools.ietf.org/html/rfc5235
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https://tools.ietf.org/html/rfc5429
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https://tools.ietf.org/html/rfc8580
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:copyright: Copyright 2006-2025 by the Pygments team, see AUTHORS.
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:license: BSD, see LICENSE for details.
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"""
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from pygments.lexer import RegexLexer, bygroups
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from pygments.token import Comment, Name, Literal, String, Text, Punctuation, \
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Keyword
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__all__ = ["SieveLexer"]
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class SieveLexer(RegexLexer):
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"""
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Lexer for sieve format.
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"""
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name = 'Sieve'
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filenames = ['*.siv', '*.sieve']
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aliases = ['sieve']
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url = 'https://en.wikipedia.org/wiki/Sieve_(mail_filtering_language)'
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version_added = '2.6'
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tokens = {
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'root': [
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(r'\s+', Text),
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(r'[();,{}\[\]]', Punctuation),
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# import:
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(r'(?i)require',
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Keyword.Namespace),
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# tags:
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(r'(?i)(:)(addresses|all|contains|content|create|copy|comparator|'
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r'count|days|detail|domain|fcc|flags|from|handle|importance|is|'
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r'localpart|length|lowerfirst|lower|matches|message|mime|options|'
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r'over|percent|quotewildcard|raw|regex|specialuse|subject|text|'
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r'under|upperfirst|upper|value)',
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bygroups(Name.Tag, Name.Tag)),
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# tokens:
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(r'(?i)(address|addflag|allof|anyof|body|discard|elsif|else|envelope|'
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r'ereject|exists|false|fileinto|if|hasflag|header|keep|'
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r'notify_method_capability|notify|not|redirect|reject|removeflag|'
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r'setflag|size|spamtest|stop|string|true|vacation|virustest)',
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Name.Builtin),
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(r'(?i)set',
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Keyword.Declaration),
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# number:
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(r'([0-9.]+)([kmgKMG])?',
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bygroups(Literal.Number, Literal.Number)),
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# comment:
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(r'#.*$',
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Comment.Single),
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(r'/\*.*\*/',
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Comment.Multiline),
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# string:
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(r'"[^"]*?"',
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String),
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# text block:
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(r'text:',
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Name.Tag, 'text'),
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],
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'text': [
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(r'[^.].*?\n', String),
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(r'^\.', Punctuation, "#pop"),
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]
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}
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