addOrThrow

ts

function Set.addOrThrow(target, value)

Example

data-firstdata-last

ts

import { Set } from "@monstermann/set";

Set.addOrThrow(Set.create([1, 2]), 3); // Set([1, 2, 3])
Set.addOrThrow(Set.create([1, 2]), 2); // throws FnError

ts

import { Set } from "@monstermann/set";

pipe(Set.create([1, 2]), Set.addOrThrow(3)); // Set([1, 2, 3])
pipe(Set.create([1, 2]), Set.addOrThrow(2)); // throws FnError