gistfile1.rb

  
  # Simply run <%= breadcrumbs(separator, options) %>
  def breadcrumbs(separator = ' &gt; ', options = {})
    (crumbs, previous) = [], []
    request.path.split('/').each do |part|
      previous << part
      crumbs << link_to(part, previous.join('/'), options)
    end
    crumbs.join(separator)
  end