type Map[K any, V any] interface {
	Get(K) V
	GetOk(key K) (V, bool)
	Set(K, V)
	Size() int
	ContainsKey(key K) bool
	Keys() []K
	Merge(...Map[K, V]) Map[K, V]
	SortKeys(f func(x, y K) int)
	SortStableKeys(f func(x, y K) int)
	Values() []V
	Clone() Map[K, V]
	Remove(key K)
	MarshalJSON() ([]byte, error)
}