test{"V"}.match(RangeChanIface[V]())
	test{"K", "V"}.match(RangeMapAny[K, V]())
	test{"K", "V"}.match(RangeMapIface[K, V]())
	test{"int", "V"}.match(RangeSliceAny[V]())
	test{"int", "V"}.match(RangeSliceIface[V]())
}

type test []string

func (t test) match(args ...any) {
	if len(t) != len(args) {
		fmt.Printf("FAIL: want %v values, have %v\n", len(t), len(args))
		return
	}
	for i, want := range t {