{"ast_node_type":"import","tokens":[{"end":96,"kind":"keyword","start":0,"text":"//"}]}
            // `base`. If the move happens because of `S { foo: val, bar: base.bar }` the `expr`
            // `Location` that covers both the `S { ... }` literal, all of its fields and the
            //  will already be correct. Instead, we see if we can suggest writing.