private fun deserializer_npropdef: nullable AMethPropdef
	do
		for npropdef in n_propdefs do if npropdef isa AMethPropdef then
			var id = npropdef.n_methid
			if id isa AIdMethid and id.n_id.text == "deserialize_class_intern" then
				return npropdef
			end
		end

		return null
	end