import { Operation } from '../operation' ; import { sleep } from './sleep' ; import { withLabels } from '../labels' ; class TimeoutError extends Error { name = "TimeoutError" ; } /**
 * Throw an error after the given amount of milliseconds. See also  withTimeout .
 *
 * ### Example
 *
 * ```typescript
 * import { main, spawn, timeout } from 'effection';
 *
 * main(function*() {
 *   yield spawn(timeout(2000));
 *   yield fetch('http://google.com');
 * });
 * ```
 *
 *  param duration export function timeout ( duration ) { return withLabels ( function * ( ) { yield sleep ( duration ) ; throw new TimeoutError ( `timed out after ${ duration }ms` ) ; } , { name : 'timeout' , duration } ) ; }