{{input type="text" class="form-control" value=value placeholder=placeholder}}
<BasicDropdown @horizontalPosition="right" as |dd|>
  <dd.Trigger class="btn bg-primary input-group-btn">
    <i class="icon icon-chevron-down"></i>
  </dd.Trigger>
  <dd.Content>
    {{#if grouped}}
      {{#each-in grouped as |group choices|}}
        {{#if choices.length}}
          <li class="dropdown-header">
            {{group}}
          </li>
          {{#each choices as |value|}}
            <li {{action "select" value dd}}>
              <a href="#">
                {{value}}
              </a>
            </li>
          {{/each}}
        {{/if}}
      {{/each-in}}
    {{else}}
      {{#each choices as |value|}}
        <li {{action "select" value dd}}>
          <a href="#">
            {{value}}
          </a>
        </li>
      {{/each}}
    {{/if}}
  </dd.Content>
</BasicDropdown>