tailscale/client/web/src/util.ts

// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause

/**
 * assertNever ensures a branch of code can never be reached,
 * resulting in a Typescript error if it can.
 */
export function assertNever(a: never): never {
  return a
}

/**
 * pluralize is a very simple function that returns either
 * the singular or plural form of a string based on the given
 * quantity.
 *
 * TODO: Ideally this would use a localized pluralization.
 */
export function pluralize(signular: string, plural: string, qty: number) {
  return qty === 1 ? signular : plural
}