private
        val propertyOriginalTypes = mutableMapOf<KClass<*>, MutableMap<String, KType>>()

        private
        val claimedFunctions = mutableMapOf<KClass<*>, MutableSet<KFunction<*>>>()

        fun addType(kClass: KClass<*>) {
            properties.getOrPut(kClass) { mutableMapOf() }
            propertyOriginalTypes.getOrPut(kClass) { mutableMapOf() }
        }