open-consul/ui/packages/consul-ui/app/components/consul/instance-checks/index.hbs

{{#let
  (group-by "Status" (or @items (array)))
as |grouped|}}
  {{! Check the status of each Status of checks in order }}
  {{! First one to have more than one check wins }}
  {{! Otherwise we are empty }}
  {{#let
    (or
      (if (gt grouped.critical.length 0) grouped.critical)
      (if (gt grouped.warning.length 0) grouped.warning)
      (if (gt grouped.passing.length 0) grouped.passing)
      (array)
    )
  as |checks|}}
    {{#let
      checks.firstObject.Status
    as |status|}}
    <dl
      class={{class-map
        'consul-instance-checks'
        (array 'empty' (eq checks.length 0))
        (array status (not-eq checks.length 0))
      }}
      ...attributes
    >
      <dt>
        <Tooltip>
          {{capitalize @type}} Checks
        </Tooltip>
      </dt>
      {{#let
        (or
          (if (eq status 'critical') 'failing')
          (if (eq status 'warning') 'with a warning')
          status
        )
      as |humanized|}}
        <dd>
          {{or
            (if (eq checks.length 0) (concat 'No ' @type ' checks'))
            (if (eq checks.length @items.length) (concat 'All ' @type ' checks ' humanized))
            (concat checks.length '/' @items.length ' ' @type ' checks ' humanized)
          }}
        </dd>
      {{/let}}
    </dl>
    {{/let}}
  {{/let}}
{{/let}}