perf(mime): make getExtension() fast (#2168)
#3722
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getExtension() fast (#2168)
#3722
| Job | Run time |
|---|---|
| 8s | |
| 25s | |
| 11s | |
| 17s | |
| 15s | |
| 16s | |
| 47s | |
| 20s | |
| 16s | |
| 19s | |
| 3m 14s |