@lcsoft/utils/lib/once.js

龙创前端团队工具方法库

/*
防止重复提交
示例:
import { once } from '@lcsoft/utils'
once(() => {
    return new Promise((reslove, reject) => {
        someAsync().finally(() => reslove()) // 异步代码执行完毕上报
    })
})
*/
let flag = true
function once (fun, delay = 300) {
  if (!flag) { return }
  flag = false
  fun().then(setTimeout(() => { flag = true }, delay))
}
export default once