gistfile1.coffee

  executions: ( ->
    ids = @get 'execution_ids'
    return unless ids? and ids.length
    _ids = @get '_ids'
    # Prevent multiple calls to server for no reason.
    return @get('_executions') if _ids && ids.toString() == _ids.toString()

    @set '_ids', ids

    _executions = @get('store').find 'execution',
      ids: ids
      limit: ids.length
      sort: 'display_name'

    @set '_executions', _executions
    _executions
  ).property 'execution_ids'