| tst.js:10:12:10:22 | { x, y: z } | 0 | tst.js:10:14:10:14 | x |
| tst.js:10:12:10:22 | { x, y: z } | 1 | tst.js:10:17:10:20 | y: z |
| tst.js:11:6:11:15 | { [x]: w } | 0 | tst.js:11:8:11:13 | [x]: w |