R | /mod.ts | ahh@v0.10.3

Idiomatic type-safety functions.

method R.inspect

import { R } from "https://deno.land/x/ahh@v0.10.3/mod.ts";

inspect<T, E extends Error>(res: Result<T, E>, f: (_: T) => unknown): Result<T, E>

Calls f with res, and returns the original res.

Examples

Example 1

import { R } from "./mod.ts";

console.log(R.inspect(1, (i) => i + 1)); // 1
console.log(R.inspect(Error(), (i: number) => i + 1)); // Error()

E extends Error

res: Result<T, E>

f: (_: T) => unknown