set_header_section

# File railties/guides/rails_guides/generator.rb, line 64
    def set_header_section(body, view)
      new_body = body.gsub(/(.*?)endprologue\./m, '').strip
      header = $1

      header =~ /h2\.(.*)/
      page_title = $1.strip

      header = textile(header)

      view.content_for(:page_title) { page_title }
      view.content_for(:header_section) { header }
      new_body
    end