module main

fn validate[T](values map[string]T, rules map[string][]string) ! {
    for key, _ in rules {
        value := values[key]!
        assert typeof(value).name == T.name
    }
}

fn test_main() {
    validate({
        'age': 31
    }, {
        'age': [
            'required',
        ]
    }) or { assert false }

    validate({
        'foo': 'bar'
    }, {
        'foo': [
            'required',
        ]
    }) or { assert false }
    assert true
}