element-web/src/utils/iterables.ts
2022-12-12 12:24:14 +01:00

25 lines
995 B
TypeScript

/*
* Copyright 2020 The Matrix.org Foundation C.I.C.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { arrayDiff, arrayIntersection } from "./arrays";
export function iterableIntersection<T>(a: Iterable<T>, b: Iterable<T>): Iterable<T> {
return arrayIntersection(Array.from(a), Array.from(b));
}
export function iterableDiff<T>(a: Iterable<T>, b: Iterable<T>): { added: Iterable<T>; removed: Iterable<T> } {
return arrayDiff(Array.from(a), Array.from(b));
}