module RedCloth::Formatters::HTML def emdash(opts) "--" end end module RailsGuides module TextileExtensions def notestuff(body) # The following regexp detects special labels followed by a # paragraph, perhaps at the end of the document. # # It is important that we do not eat more than one newline # because formatting may be wrong otherwise. For example, # if a bulleted list follows the first item is not rendered # as a list item, but as a paragraph starting with a plain # asterisk. body.gsub!(/^(TIP|IMPORTANT|CAUTION|WARNING|NOTE|INFO)[.:](.*?)(\n(?=\n)|\Z)/m) do |m| css_class = case $1 when 'CAUTION', 'IMPORTANT' 'warning' when 'TIP' 'info' else $1.downcase end %Q(
#{$2.strip}
#{ERB::Util.h($2).strip}