50 lines
1.4 KiB
Ruby
50 lines
1.4 KiB
Ruby
# Copyright (C) 2023 Thomas Weißschuh <thomas@t-8ch.de>
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# Extension for asciidoctor to remove unicode dash in first section of manpage
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require 'asciidoctor/extensions'
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module UnicodeConverter
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BEFORE_NAME_SECTION = 1
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IN_NAME_SECTION = 2
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AFTER_NAME_SECTION = 3
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class Preprocessor < Asciidoctor::Extensions::Preprocessor
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include Asciidoctor::Logging
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def process document, reader
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lines = reader.read_lines
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state = BEFORE_NAME_SECTION
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command = document.attributes['docname'].rpartition('.')[0]
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lines.map! do |line|
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if state == IN_NAME_SECTION
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if line.sub! " \u2013 ", " - " or line.sub! " \u2014 ", " - "
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logger.warn "replacing unicode dash in name section of #{document.attributes['docfile']}"
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end
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if line.start_with? command and not line.include? ',' and not line.start_with? "#{command} - "
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logger.warn "adding dash to name section of #{document.attributes['docfile']}"
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line.sub! command, "#{command} - "
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end
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end
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if line.start_with? '== '
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if state == BEFORE_NAME_SECTION
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state = IN_NAME_SECTION
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else if state == IN_NAME_SECTION
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state = AFTER_NAME_SECTION
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end
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end
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end
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line
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end
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reader.restore_lines lines
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reader
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end
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end
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Asciidoctor::Extensions.register do
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preprocessor Preprocessor
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end
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end
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