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Function: delayReject() ​

delayReject<T>(duration, reason?): IPromisE_Delay<T>

Defined in: packages/promise/src/delayReject.ts:35

Function

PromisE.delayReject

Type Parameters ​

T ​

T = never

Parameters ​

duration ​

number

reason? ​

unknown

Returns ​

IPromisE_Delay<T>

Examples ​

typescript
const rejectPromise = PromisE.delayReject(
    3000, // duration in milliseconds
    new Error('App did not initialization on time'), // reason to reject with
)
await rejectPromise // throws error message after 3 seconds
codeThatWillNotExecute()
typescript

const rejectPromise = PromisE.delayReject<string>(
    3000,
    new Error('App did not initialization on time'),
)
let count = 0
const appReady = () => ++count >= 2 // return true on second call
const intervalId = setInterval(() => {
    if (!appReady()) return
    rejectPromise.resolve('force resolves rejectPromise and execution continues')
    clearInterval(intervalId)
}, 100)
await rejectPromise
console.log('App is now ready')