Variable dateAssertion`Const`

dateAssertion: AssertionStandardSchemaSync<
    readonly [readonly ["to be a date", "to be a Date"]],
    ZodDate,
    never,
> = ...

Asserts that the subject is a Date object.

Example

expect(new Date(), 'to be a date'); // passes
expect('2023-01-01', 'to be a date'); // fails