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Diffstat (limited to 'tools/node_modules/eslint/node_modules/rxjs/src/internal/observable/timer.ts')
-rw-r--r-- | tools/node_modules/eslint/node_modules/rxjs/src/internal/observable/timer.ts | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/tools/node_modules/eslint/node_modules/rxjs/src/internal/observable/timer.ts b/tools/node_modules/eslint/node_modules/rxjs/src/internal/observable/timer.ts deleted file mode 100644 index 9131dee3bd..0000000000 --- a/tools/node_modules/eslint/node_modules/rxjs/src/internal/observable/timer.ts +++ /dev/null @@ -1,101 +0,0 @@ -import { Observable } from '../Observable'; -import { SchedulerAction, SchedulerLike } from '../types'; -import { async } from '../scheduler/async'; -import { isNumeric } from '../util/isNumeric'; -import { isScheduler } from '../util/isScheduler'; -import { Subscriber } from '../Subscriber'; - -/** - * Creates an Observable that starts emitting after an `dueTime` and - * emits ever increasing numbers after each `period` of time thereafter. - * - * <span class="informal">Its like {@link index/interval}, but you can specify when - * should the emissions start.</span> - * - * ![](timer.png) - * - * `timer` returns an Observable that emits an infinite sequence of ascending - * integers, with a constant interval of time, `period` of your choosing - * between those emissions. The first emission happens after the specified - * `dueTime`. The initial delay may be a `Date`. By default, this - * operator uses the {@link asyncScheduler} {@link SchedulerLike} to provide a notion of time, but you - * may pass any {@link SchedulerLike} to it. If `period` is not specified, the output - * Observable emits only one value, `0`. Otherwise, it emits an infinite - * sequence. - * - * ## Examples - * ### Emits ascending numbers, one every second (1000ms), starting after 3 seconds - * ```javascript - * import { timer } from 'rxjs'; - * - * const numbers = timer(3000, 1000); - * numbers.subscribe(x => console.log(x)); - * ``` - * - * ### Emits one number after five seconds - * ```javascript - * import { timer } from 'rxjs'; - * - * const numbers = timer(5000); - * numbers.subscribe(x => console.log(x)); - * ``` - * @see {@link index/interval} - * @see {@link delay} - * - * @param {number|Date} [dueTime] The initial delay time specified as a Date object or as an integer denoting - * milliseconds to wait before emitting the first value of 0`. - * @param {number|SchedulerLike} [periodOrScheduler] The period of time between emissions of the - * subsequent numbers. - * @param {SchedulerLike} [scheduler=async] The {@link SchedulerLike} to use for scheduling - * the emission of values, and providing a notion of "time". - * @return {Observable} An Observable that emits a `0` after the - * `dueTime` and ever increasing numbers after each `period` of time - * thereafter. - * @static true - * @name timer - * @owner Observable - */ -export function timer(dueTime: number | Date = 0, - periodOrScheduler?: number | SchedulerLike, - scheduler?: SchedulerLike): Observable<number> { - let period = -1; - if (isNumeric(periodOrScheduler)) { - period = Number(periodOrScheduler) < 1 && 1 || Number(periodOrScheduler); - } else if (isScheduler(periodOrScheduler)) { - scheduler = periodOrScheduler as any; - } - - if (!isScheduler(scheduler)) { - scheduler = async; - } - - return new Observable(subscriber => { - const due = isNumeric(dueTime) - ? (dueTime as number) - : (+dueTime - scheduler.now()); - - return scheduler.schedule(dispatch, due, { - index: 0, period, subscriber - }); - }); -} - -interface TimerState { - index: number; - period: number; - subscriber: Subscriber<number>; -} - -function dispatch(this: SchedulerAction<TimerState>, state: TimerState) { - const { index, period, subscriber } = state; - subscriber.next(index); - - if (subscriber.closed) { - return; - } else if (period === -1) { - return subscriber.complete(); - } - - state.index = index + 1; - this.schedule(state, period); -} |