import { AsyncStreamBase } from "https://deno.land/x/rimbu@1.2.1/stream/async-custom/async-stream-custom.ts";
Parameters
pred: (value: T, index: number) => MaybePromise<boolean>
optional
options: { occurrance?: number | undefined; negate?: boolean | undefined; otherwise?: AsyncOptLazy<O>; } = [UNSUPPORTED]