Variable numberAssertion`Const`

numberAssertion: AssertionStandardSchemaSync<
    readonly [readonly ["to be a number", "to be finite"]],
    ZodNumber,
    never,
> = ...

Asserts that the subject is a finite number value.

Example

expect(42, 'to be a number'); // passes
expect(Infinity, 'to be a number'); // fails
expect('42', 'to be a number'); // fails