import type { PositiveInteger } from '@chzky/core';
/** ## `sleep` : 协程休眠
@example Usage
```ts
  const now = Date.now()
  await sleep(1000)
  assert(Date.now() - now > 1000)
```
@example Usage - range
```ts
  const now = Date.now()
  await sleep.range(1000, 1500)
  const diff_time = Date.now() - now
  assert(diff_time > 1000 && diff_time < 1700)
```
@category async
*/
interface Sleep {
    <N extends number>(ms: PositiveInteger<N>): Promise<void>;
    /** `range` : 在一个时间范围内进行协程休眠
  @example Usage - range
  ```ts
    const now = Date.now()
    await sleep.range(1000, 1500) // or sleep.range(1500,1000)
    const diff_time = Date.now() - now
    assert(diff_time > 1000 && diff_time < 1700)
  ``` */
    range<NS extends number, NE extends number>(start: PositiveInteger<NS>, end: PositiveInteger<NE>): Promise<void>;
}
export declare const sleep: Sleep;
export {};
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