anchor.diff:        </div>
       <%- end -%>
   
  -    <div class="<%= nested_class %>-container nested-container">
  +    <div class="nested-container">
         <%= f.simple_fields_for attr, records do |record| %>
           <%= render partial, { f: record }.merge(locals_to_be_passed) %>
         <%- end -%>
  
positive.code: 
    <h2><%= header %></h2>
  
    <div class="<%= nested_class %> nested-wrapper">
  
      <%- if is_orderable -%>
        <div class="inline-actions">
  
negative.code: <%-
    partial                 = "inline_fields"
    attr_string             = attr.to_s
    header                  = attr_string.humanize
    singular_name           = attr_string.singularize
    singular_name_humanized = singular_name.humanize
  