From e4fa1e69e7ebfb627c7198fd1a9881e9327ec4d4 Mon Sep 17 00:00:00 2001 From: Pinapelz Date: Sat, 28 Jun 2025 17:26:46 -0700 Subject: initial commit: scaffolding --- .../src/internal/operators/combineLatestWith.ts | 48 ++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 node_modules/rxjs/src/internal/operators/combineLatestWith.ts (limited to 'node_modules/rxjs/src/internal/operators/combineLatestWith.ts') diff --git a/node_modules/rxjs/src/internal/operators/combineLatestWith.ts b/node_modules/rxjs/src/internal/operators/combineLatestWith.ts new file mode 100644 index 0000000..b262f89 --- /dev/null +++ b/node_modules/rxjs/src/internal/operators/combineLatestWith.ts @@ -0,0 +1,48 @@ +import { ObservableInputTuple, OperatorFunction, Cons } from '../types'; +import { combineLatest } from './combineLatest'; + +/** + * Create an observable that combines the latest values from all passed observables and the source + * into arrays and emits them. + * + * Returns an observable, that when subscribed to, will subscribe to the source observable and all + * sources provided as arguments. Once all sources emit at least one value, all of the latest values + * will be emitted as an array. After that, every time any source emits a value, all of the latest values + * will be emitted as an array. + * + * This is a useful operator for eagerly calculating values based off of changed inputs. + * + * ## Example + * + * Simple concatenation of values from two inputs + * + * ```ts + * import { fromEvent, combineLatestWith, map } from 'rxjs'; + * + * // Setup: Add two inputs to the page + * const input1 = document.createElement('input'); + * document.body.appendChild(input1); + * const input2 = document.createElement('input'); + * document.body.appendChild(input2); + * + * // Get streams of changes + * const input1Changes$ = fromEvent(input1, 'change'); + * const input2Changes$ = fromEvent(input2, 'change'); + * + * // Combine the changes by adding them together + * input1Changes$.pipe( + * combineLatestWith(input2Changes$), + * map(([e1, e2]) => (e1.target).value + ' - ' + (e2.target).value) + * ) + * .subscribe(x => console.log(x)); + * ``` + * + * @param otherSources the other sources to subscribe to. + * @return A function that returns an Observable that emits the latest + * emissions from both source and provided Observables. + */ +export function combineLatestWith( + ...otherSources: [...ObservableInputTuple] +): OperatorFunction> { + return combineLatest(...otherSources); +} -- cgit v1.2.3