From e4fa1e69e7ebfb627c7198fd1a9881e9327ec4d4 Mon Sep 17 00:00:00 2001 From: Pinapelz Date: Sat, 28 Jun 2025 17:26:46 -0700 Subject: initial commit: scaffolding --- node_modules/rxjs/src/internal/scheduler/queue.ts | 72 +++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 node_modules/rxjs/src/internal/scheduler/queue.ts (limited to 'node_modules/rxjs/src/internal/scheduler/queue.ts') diff --git a/node_modules/rxjs/src/internal/scheduler/queue.ts b/node_modules/rxjs/src/internal/scheduler/queue.ts new file mode 100644 index 0000000..df4e216 --- /dev/null +++ b/node_modules/rxjs/src/internal/scheduler/queue.ts @@ -0,0 +1,72 @@ +import { QueueAction } from './QueueAction'; +import { QueueScheduler } from './QueueScheduler'; + +/** + * + * Queue Scheduler + * + * Put every next task on a queue, instead of executing it immediately + * + * `queue` scheduler, when used with delay, behaves the same as {@link asyncScheduler} scheduler. + * + * When used without delay, it schedules given task synchronously - executes it right when + * it is scheduled. However when called recursively, that is when inside the scheduled task, + * another task is scheduled with queue scheduler, instead of executing immediately as well, + * that task will be put on a queue and wait for current one to finish. + * + * This means that when you execute task with `queue` scheduler, you are sure it will end + * before any other task scheduled with that scheduler will start. + * + * ## Examples + * Schedule recursively first, then do something + * ```ts + * import { queueScheduler } from 'rxjs'; + * + * queueScheduler.schedule(() => { + * queueScheduler.schedule(() => console.log('second')); // will not happen now, but will be put on a queue + * + * console.log('first'); + * }); + * + * // Logs: + * // "first" + * // "second" + * ``` + * + * Reschedule itself recursively + * ```ts + * import { queueScheduler } from 'rxjs'; + * + * queueScheduler.schedule(function(state) { + * if (state !== 0) { + * console.log('before', state); + * this.schedule(state - 1); // `this` references currently executing Action, + * // which we reschedule with new state + * console.log('after', state); + * } + * }, 0, 3); + * + * // In scheduler that runs recursively, you would expect: + * // "before", 3 + * // "before", 2 + * // "before", 1 + * // "after", 1 + * // "after", 2 + * // "after", 3 + * + * // But with queue it logs: + * // "before", 3 + * // "after", 3 + * // "before", 2 + * // "after", 2 + * // "before", 1 + * // "after", 1 + * ``` + */ + +export const queueScheduler = new QueueScheduler(QueueAction); + +/** + * @deprecated Renamed to {@link queueScheduler}. Will be removed in v8. + */ +export const queue = queueScheduler; -- cgit v1.2.3