{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"//"}]}
                        // the `sym2` (`2` or `2e3`) token in `self.prev_token` and the following
                        // `foo.1.2` (or `foo.1.2e3`): two complete dot accesses. We end up with
                        // token in `self.token`.