tree 09c342f8120ee5111406f206e6ad48bb807bf8d6
parent 403f7b54fb9b7bccb2d41c38c5b576d96b989ae8
author Nate Bosch <nbosch1@gmail.com> 1580843703 -0800
committer GitHub <noreply@github.com> 1580843703 -0800
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Refactor UnionSet deduplicating iterable (#117)

`Set.add` returns a boolean so it is unnecessary to use both
`Set.contains` and then `Set.add`. Once the `.where` call is shortened
to a tearoff the deduplication can be inlined with `_iterable`.