anchor.diff:  
     <h2 class="heading-two">Icons</h2>
   
  -  <%= render layout: "/layouts/styleguide/styleguide_feature", locals: { id: "button-icons" } do -%>
  +  <%= render layout: "/layouts/styleguide/styleguide_feature", locals: { id: "button-icons", ruby: capture { -%>
  +&lt;%= link_to "Search", "#", class: "button button__icon-left icon-search" -%&gt;
  +&lt;%= link_to "Search", "#", class: "button button__icon-right icon-search" -%&gt;
  +&lt;%= link_to "", "#", class: "button button__icon icon-search" -%&gt;
  +  <%- } } do -%>
   <p>
     <a href="#" class="button button__icon-left icon-search">Search</a>
     <a href="#" class="button__confirm button__icon-left icon-search">Search</a>
  
positive.code: 
    <h2 class="heading-two">Button colours</h2>
  
    <%= render layout: "/layouts/styleguide/styleguide_feature", locals: { id: "buttons" } do -%>
  <p>
    <a href="#" class="button">a.button</a>
    <button class="button">button.button</button>
  
negative.code: 
    <h2 class="heading-two">Line buttons</h2>
  
    <%= render layout: "/layouts/styleguide/styleguide_feature", locals: { id: "buttons-line", ruby: capture { -%>
  &lt;%= link_to ".button__line", "#", class: "button__line" -%&gt;
    <%- } } do -%>
  <p>
    <a href="#" class="button__line">.button__line</a>
  </p>
  