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exercise of traverse failed to run #53

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erlangxk opened this issue Apr 17, 2017 · 1 comment

erlangxk commented Apr 17, 2017

https://www.scala-exercises.org/cats/traverse

Evaluation failed : Compilation Error ; ERROR -> object Xor is not a member of package cats.data at [181, 188, 188]

timo-schmid commented Apr 17, 2017

I believe this is happening because Xor was removed from cats in favor of Either: typelevel/cats#1192

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