gistfile1

     93: def highlight(html, word)
     94:   doc = Nokogiri::HTML::fragment(html)
     95:   doc.search('.//text()').each do |text_node|
     96:     new_html = text_node.text.gsub(/\b(#{word})/i, '<span class="bold">\1</span>')
     97:     text_node.content = ""
     98:     text_node.after(new_html)
     99:   end
 => 100:   binding.pry_remote
    101:   doc.to_s
    102: end

[#<Search:0x007fc299d8de58>]>> @term
=> "strange"
[#<Search:0x007fc299d8de58>]>> html
=> "Strange strange Crismas?"
[#<Search:0x007fc299d8de58>]>> word
=> "strange"
[#<Search:0x007fc299d8de58>]>> doc
=> #(DocumentFragment:0x3fe14ced4550 {
  name = "#document-fragment",
  children = [ #(Text "Strange strange Crismas?")]
  })