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86 lines
2.5 KiB
86 lines
2.5 KiB
""" |
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pygments.lexers.scdoc |
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~~~~~~~~~~~~~~~~~~~~~ |
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Lexer for scdoc, a simple man page generator. |
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:copyright: Copyright 2006-2023 by the Pygments team, see AUTHORS. |
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:license: BSD, see LICENSE for details. |
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""" |
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import re |
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from pygments.lexer import RegexLexer, include, bygroups, using, this |
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from pygments.token import Text, Comment, Keyword, String, Generic |
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__all__ = ['ScdocLexer'] |
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class ScdocLexer(RegexLexer): |
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""" |
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`scdoc` is a simple man page generator for POSIX systems written in C99. |
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.. versionadded:: 2.5 |
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""" |
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name = 'scdoc' |
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url = 'https://git.sr.ht/~sircmpwn/scdoc' |
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aliases = ['scdoc', 'scd'] |
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filenames = ['*.scd', '*.scdoc'] |
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flags = re.MULTILINE |
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tokens = { |
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'root': [ |
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# comment |
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(r'^(;.+\n)', bygroups(Comment)), |
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# heading with pound prefix |
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(r'^(#)([^#].+\n)', bygroups(Generic.Heading, Text)), |
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(r'^(#{2})(.+\n)', bygroups(Generic.Subheading, Text)), |
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# bulleted lists |
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(r'^(\s*)([*-])(\s)(.+\n)', |
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bygroups(Text, Keyword, Text, using(this, state='inline'))), |
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# numbered lists |
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(r'^(\s*)(\.+\.)( .+\n)', |
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bygroups(Text, Keyword, using(this, state='inline'))), |
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# quote |
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(r'^(\s*>\s)(.+\n)', bygroups(Keyword, Generic.Emph)), |
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# text block |
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(r'^(```\n)([\w\W]*?)(^```$)', bygroups(String, Text, String)), |
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include('inline'), |
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], |
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'inline': [ |
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# escape |
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(r'\\.', Text), |
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# underlines |
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(r'(\s)(_[^_]+_)(\W|\n)', bygroups(Text, Generic.Emph, Text)), |
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# bold |
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(r'(\s)(\*[^*]+\*)(\W|\n)', bygroups(Text, Generic.Strong, Text)), |
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# inline code |
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(r'`[^`]+`', String.Backtick), |
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# general text, must come last! |
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(r'[^\\\s]+', Text), |
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(r'.', Text), |
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], |
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} |
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def analyse_text(text): |
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"""We checks for bold and underline text with * and _. Also |
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every scdoc file must start with a strictly defined first line.""" |
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result = 0 |
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if '*' in text: |
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result += 0.01 |
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if '_' in text: |
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result += 0.01 |
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# name(section) ["left_footer" ["center_header"]] |
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first_line = text.partition('\n')[0] |
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scdoc_preamble_pattern = r'^.*\([1-7]\)( "[^"]+"){0,2}$' |
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if re.search(scdoc_preamble_pattern, first_line): |
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result += 0.5 |
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return result
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