tree 1f4821f0d9b3beff346c7ae20b5d121d3b69c728
parent 8722484cbc29e8416602a586fe40008074f505ab
author William Hesse <whesse@google.com> 1584551250 +0100
committer GitHub <noreply@github.com> 1584551250 -0700
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Replace a use of putIfAbsent with ??= (#125)

Because it avoids using a closure, it seems that ??= [] can be used with better performance than putIfAbsent in groupBy.