open-nomad/ui/app/templates/components/popover-menu.hbs

<BasicDropdown
  @horizontalPosition="right"
  @disabled={{this.isDisabled}}
  @onOpen={{action
    (queue (action (mut this.isOpen) true) (action this.capture))
  }}
  @onClose={{action (mut this.isOpen) false}}
  as |dd|
>
  <dd.Trigger
    data-test-popover-trigger
    class={{concat
      "popover-trigger button is-primary "
      this.triggerClass
      (if this.isDisabled " is-disabled")
    }}
    aria-label={{this.tooltip}}
    {{on "keyup" (action "openOnArrowDown" dd)}}
  >
    {{this.label}}
    {{x-icon "chevron-down" class="is-text"}}
  </dd.Trigger>
  <dd.Content data-test-popover-menu class="popover-content">
    {{yield dd}}
  </dd.Content>
</BasicDropdown>