Pasted

mixin accordion(parent, linkParent, collapseObject, collapseID, parentData)
  - if(typeof(linkParent) === "undefined") linkParent="#"
  - if(parent){
      .panel.panel-default
        .panel-heading
          h4.panel-title
            a(href="#{collapseObject}", data-toggle="collapse", data-parent="#{parentData}").collapsed #{parent}
        .panel-collapse.collapse(id="#{collapseID}")
          .panel-body 
            mixin aaaa(parent)
   - }
 mixin aaaa(string)
  p #{string}