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module Jekyll
class EnunciationTagBlock < Liquid::Block
def initialize(tag_name, arg, parse_context)
super
@arg = arg.strip
@slugtemplate = Liquid::Template.parse('{{ string | slugify }}')
end
def render(context)
text = super
# If the enunciation ends with a KaTeX displayed equation,
# then we remove the bottom margin.
if text[-5, 5] == " $$\n"
text += ' {: .katex-display .mb-0 }'
elsif text[-3, 3] == "$$\n"
text += '{: .katex-display .mb-0 }'
end
# Check if a description was given.
if @arg.empty?
"{: .#{block_name} }\n #{text.gsub!(/^/, '> ')}"
else
if @arg[0] == '*'
title = @arg.delete_prefix('* ')
else
title = "#{block_name.capitalize} (#{@arg})"
end
slug = @slugtemplate.render('string' => title)
"{: .#{block_name}-title }\n> #{title}\n> {: \##{slug} }\n>\n#{text.gsub!(/^/, '> ')}"
end
end
end
end
# TODO: avoid reading configuration twice
Jekyll.configuration({})['callouts'].each do |name, _|
Liquid::Template.register_tag(name, Jekyll::EnunciationTagBlock)
end
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