identity
import { identity } from "https://github.gh-proxy.cn/raw.githubusercontent.com/baetheus/fun/main/fn.ts";The canonical identity function. It returns whatever value was passed to it.
@example
import { identity } from "./fn.ts";
const result1 = identity(1); // 1
const result2 = identity("Hello"); // "Hello"
function identity<A>(a: A): A;