import { isNone } from "https://deno.land/x/fun@v2.0.0-alpha.6/option.ts";
Tests wether an Option is None. Can be used as a predicate.
import { isNone } from "https://deno.land/x/fun@v2.0.0-alpha.6/option.ts";
Tests wether an Option is None. Can be used as a predicate.