Improve the performance of Map's algebras.

typelevel / algebra

Experimental project to lay out basic algebra type classes

https://typelevel.org/algebra/

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Improve the performance of Map's algebras. #157

Closed non closed 8 years ago

non commented 8 years ago

We noticed an issue in cats-kernel where operations over Maps were incredibly slow. This commit ports those fixes over here, where our additive/multiplicative monoids experienced the same issues.

Review by @johnynek

johnynek commented 8 years ago

minor comment about trySum.

johnynek commented 8 years ago

👍