Ok | /mod.ts | optionals@v2.0.2

Rust-like error handling and options for TypeScript and Deno!

function Ok

Re-export

import { Ok } from "https://deno.land/x/optionals@v2.0.2/mod.ts";

Ok<T, E extends Error>(input?: Exclude<T, E>)

Return a non-error value result.

Examples

Example 1

function divide(left: number, right: number): Result<number, Error> {
  if (right === 0) return Err("Divided by zero");

  return Ok(left / right);
}

E extends Error

optional

input: Exclude<T, E>

a value that does not extend the Error type.