Function: polling()

Call Signature

function polling(factory, interval?): () => void;

Repeatedly calls a factory on an interval. Returns a stop function for interval mode, or waits for a matching result when PollingOptions are passed. 按间隔反复调用工厂函数；传入 PollingOptions 时等待匹配结果。

Parameters

Parameter	Type
factory	() => Promise<unknown>
interval?	number

Returns

() => void

Example

let count = 0
const stop = polling(async () => {
  count++
  console.log('poll:', count)
  if (count >= 3) stop()
}, 100)
typeof stop // => 'function'

Since

1.0.0

Call Signature

function polling<T>(factory, options): Promise<T>;

Repeatedly calls a factory on an interval. Returns a stop function for interval mode, or waits for a matching result when PollingOptions are passed. 按间隔反复调用工厂函数；传入 PollingOptions 时等待匹配结果。

Type Parameters

Type Parameter
T

Parameters

Parameter	Type
factory	() => Promise<T>
options	PollingOptions<T>

Returns

Promise<T>

Example

let count = 0
const stop = polling(async () => {
  count++
  console.log('poll:', count)
  if (count >= 3) stop()
}, 100)
typeof stop // => 'function'

Since

1.0.0