{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"func.new_local(self.location,"}]}
            func.new_local(self.location, previous_value.get_type(), "previous_value");
        let previous_var =
        let return_value = func.new_local(self.location, previous_value.get_type(), "return_value");