module RailsGuides module TextileExtensions def notestuff(body) body.gsub!(/^(IMPORTANT|CAUTION|WARNING|NOTE|INFO)[.:](.*)$/) do |m| css_class = $1.downcase css_class = 'warning' if ['caution', 'important'].include?(css_class) result = "

" result << $2.strip result << '

' result end end def tip(body) body.gsub!(/^TIP[.:](.*)$/) do |m| result = "

" result << $1.strip result << '

' result end end def plusplus(body) body.gsub!(/\+(.*?)\+/) do |m| "#{$1}" end # The real plus sign body.gsub!('', '+') end def code(body) body.gsub!(%r{<(yaml|shell|ruby|erb|html|sql|plain)>(.*?)}m) do |m| es = ERB::Util.h($2) css_class = ['erb', 'shell'].include?($1) ? 'html' : $1 %{
#{es}
} end end end end