fix incorrect param-type-mismatch diagnostic for optional fields
#570
| Job | Run time |
|---|---|
| 2m 20s | |
| 1m 52s | |
| 3m 18s | |
| 7m 30s |
param-type-mismatch diagnostic for optional fields
#570
| Job | Run time |
|---|---|
| 2m 20s | |
| 1m 52s | |
| 3m 18s | |
| 7m 30s |