Function assertNone

packages/vitest/src/utils.ts:188–190

(option: Option.Option<A>, ..._: Array<never>)

 * @since 0.21.0
 */
export function assertNone<A>(option: Option.Option<A>, ..._: Array<never>): asserts option is Option.None<never> {
  deepStrictEqual(option, Option.none())
}

/**
 * Asserts that `option` is `Some`.