R | /mod.ts | ahh@v0.10.0

Idiomatic type-safety structures for TypeScript.

method R.fn

import { R } from "https://deno.land/x/ahh@v0.10.0/mod.ts";

fn<T, E extends Error>(f: () => T): Result<T, E>

Calls f and returns the result as an Ok, or returns an Err if it throws.

Examples

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

console.log(R.fn(() => 1)); // 1
console.log(R.fn(() => { throw Error(); })); // Error()

E extends Error

f: () => T