import { StreamBase } from "https://deno.land/x/rimbu@0.13.1/stream/custom/stream-custom.ts";
Parameters
flatMapFun: () => StreamSource<T2>
value: T,
index: number,
halt: () => void,
x/rimbu/stream/custom/stream-custom.ts>StreamBase#flatMap
import { StreamBase } from "https://deno.land/x/rimbu@0.13.1/stream/custom/stream-custom.ts";