anchor.diff:    <%- options.each do |opt| -%>
   <%= option_heading(opt) %>
   : <%= opt.desc %>
  +
     <%- end -%>
   <%- end -%>
   
  
positive.code: ## Arguments
  
    <%- arguments.each do |arg| -%>
  <%= argument_heading(arg) %>
  : <%= arg.desc %>
    <%- end -%>
  <%- end -%>
  <%- if cmd.has_subcommands? -%>
  
  
negative.code: <%= key %>
  : <%= subcmd.desc %>
    <%- end -%>
  
  <%- end -%>
  <%- if not(options.empty?) -%>
  
  