app/pods/discoverable-taxonomy-set/role-type/presentation-node/index/template.hbs
<nav class="list-group" data-test-child-nodes-nav>
{{#each model.children as |child|}}
{{link-to (humanize (dasherize child.element.name)) 'discoverable-taxonomy-set.role-type.presentation-node' child class="list-group-item"}}
{{else}}
<li class="list-group-item">{{humanize (dasherize model.element.name)}} has no sub-directories!</li>
{{/each}}
</nav>