[typescript-fetch]: fix logic when stringEnums is explicitly set to false
#24999
| Job | Run time |
|---|---|
| 4m 4s | |
| 2m 28s | |
| 3m 53s | |
| 4m 41s | |
| 15m 6s |
stringEnums is explicitly set to false
#24999
| Job | Run time |
|---|---|
| 4m 4s | |
| 2m 28s | |
| 3m 53s | |
| 4m 41s | |
| 15m 6s |