vieter/docs/api/lib/nesting_unique_head.rb

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# Nested unique header generation
require 'middleman-core/renderers/redcarpet'
class NestingUniqueHeadCounter < Middleman::Renderers::MiddlemanRedcarpetHTML
def initialize
super
@@headers_history = {} if !defined?(@@headers_history)
end
def header(text, header_level)
friendly_text = text.gsub(/<[^>]*>/,"").parameterize
@@headers_history[header_level] = text.parameterize
if header_level > 1
for i in (header_level - 1).downto(1)
friendly_text.prepend("#{@@headers_history[i]}-") if @@headers_history.key?(i)
end
end
return "<h#{header_level} id='#{friendly_text}'>#{text}</h#{header_level}>"
end
end