Available on lua
inlinenew()
@:has_untypedinlineexists(key:A):Bool
@:has_untypedinlineget(key:A):Null<B>
@:has_untypediterator():Iterator<B>
@:has_untypedkeys():Iterator<A>
@:has_untypedremove(key:A):Bool
@:has_untypedinlineset(key:A, value:B):Void
toString():String