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/joinAllInternals.ts | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 node_modules/rxjs/src/internal/operators/joinAllInternals.ts (limited to 'node_modules/rxjs/src/internal/operators/joinAllInternals.ts') diff --git a/node_modules/rxjs/src/internal/operators/joinAllInternals.ts b/node_modules/rxjs/src/internal/operators/joinAllInternals.ts new file mode 100644 index 0000000..74876e9 --- /dev/null +++ b/node_modules/rxjs/src/internal/operators/joinAllInternals.ts @@ -0,0 +1,29 @@ +import { Observable } from '../Observable'; +import { ObservableInput, OperatorFunction } from '../types'; +import { identity } from '../util/identity'; +import { mapOneOrManyArgs } from '../util/mapOneOrManyArgs'; +import { pipe } from '../util/pipe'; +import { mergeMap } from './mergeMap'; +import { toArray } from './toArray'; + +/** + * Collects all of the inner sources from source observable. Then, once the + * source completes, joins the values using the given static. + * + * This is used for {@link combineLatestAll} and {@link zipAll} which both have the + * same behavior of collecting all inner observables, then operating on them. + * + * @param joinFn The type of static join to apply to the sources collected + * @param project The projection function to apply to the values, if any + */ +export function joinAllInternals(joinFn: (sources: ObservableInput[]) => Observable, project?: (...args: any[]) => R) { + return pipe( + // Collect all inner sources into an array, and emit them when the + // source completes. + toArray() as OperatorFunction, ObservableInput[]>, + // Run the join function on the collected array of inner sources. + mergeMap((sources) => joinFn(sources)), + // If a projection function was supplied, apply it to each result. + project ? mapOneOrManyArgs(project) : (identity as any) + ); +} -- cgit v1.2.3