Property definitions

nitc :: parser_prod $ ACaretAssignOp :: init_acaretassignop
	init init_acaretassignop (
		n_op: nullable TCareteq
	)
	do
		_n_op = n_op.as(not null)
		n_op.parent = self
	end
src/parser/parser_prod.nit:7888,2--7894,4