import { FlatmappableOption } from "https://deno.land/x/fun@v2.0.0/option.ts";
The canonical implementation of Flatmappable for Option.
x/fun/option.ts>FlatmappableOption
import { FlatmappableOption } from "https://deno.land/x/fun@v2.0.0/option.ts";
The canonical implementation of Flatmappable for Option.