Vue.filter('formatSolution', function (val) {
  let solution = ""
  switch (val) {
    case '0':
      solution = '外部原因'
      break
    case '1':
      solution = '已解决'
      break
    case '2':
      solution = '延期处理'
      break
    default:
      solution = '--'
  }
  return solution
})
使用
ticketDetails.output.value.resolveStatus | formatSolution