None | /mod.ts | optionals@v2.0.0

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

function None

Re-export

import { None } from "https://deno.land/x/optionals@v2.0.0/mod.ts";

None<T>(): Option<T>

Construct the None variant of Option.

Examples

Example 1

 function divide(left: number, right: number): Option<number> {
  if (right === 0) return None();

  return Some(left / right);
}