import { optics } from "https://deno.land/x/fun@v2.0.0-alpha.6/mod.ts";
const { atMap } = optics;
Construct an Optic over a ReadonlyMap that can lookup a value by key.
TODO: Clean this implementation up.
Parameters
eq: Eq<B>
import { optics } from "https://deno.land/x/fun@v2.0.0-alpha.6/mod.ts";
const { atMap } = optics;
Construct an Optic over a ReadonlyMap that can lookup a value by key.
TODO: Clean this implementation up.