anchor.diff:              li: s      text shown to be no longer relevant #[code(class=classname.code) s]
       section#documentation
         block documentation
  -        h3 Documentation #[a.docs-_fragid(href='#documentation')]
  +        h3 Documentation #[a.docs-_fragid(href="#documentation" aria-label="permalink")]
           figure(class=classname.figure): ul
             block documentationList
               li: ins  content shown to be inserted into a document #[code(class=classname.code) ins]
  
positive.code:                 li 2nd value
      section#tables
        block tables
          h3 Tables #[a.docs-_fragid(href='#tables')]
          figure(class=classname.figure)
            table
              caption #[code(class=classname.code) table] #[code(class=classname.code) caption]
  
negative.code:             li: samp     sample computer output #[code(class=classname.code) samp]
  section#forms
    block forms
      h2 Forms #[a.docs-_fragid(href="#forms" aria-label="permalink")]
      form(class=classname.form)
        figure(class=classname.figure)
          fieldset
  