AsyncReducer.some | /stream/async/async-reducer.ts | rimbu@1.2.1

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Rimbu is a TypeScript library focused on immutable, performant, and type-safe collections and other tools.

function AsyncReducer.some

import { AsyncReducer } from "https://deno.land/x/rimbu@1.2.1/stream/async/async-reducer.ts";
const { some } = AsyncReducer;

some<T>(pred: (value: T, index: number) => MaybePromise<boolean>, options?: { negate?: boolean | undefined; }): AsyncReducer<T, boolean>

Returns an AsyncReducer that ouputs false as long as no input value satisfies given pred, true otherwise.

Type Parameters

pred: (value: T, index: number) => MaybePromise<boolean>

a potentiall async function taking an input value and its index, and returning true if the value satisfies the predicate

optional

options: { negate?: boolean | undefined; } = [UNSUPPORTED]