Pure Functional Stream processing in Scala: Cats and Akka – Part 1

• free-arrow

  2 17 2.9 Scala

  Implementation of the Free Arrow in Scala and other helpful tools for working with Arrows

Interesting post, although the use of `cats.IO` feels a little shoehorned. I've found some nice cats/akka synergy by abstracting over flows using a `cats.arrow.Arrow` instance for `akka.stream.scaladsl.Flow`. That might be just as shoehorned though, since I haven't yet worked out whether akkas `Flow` forms a lawful Arrow

• Reactive Streams

  16 4,746 1.9 Java

  Reactive Streams Specification for the JVM

  

Of course, Future is preferable to callbacks, and it's fine for interoperability between libraries that don't use the same effect type, serving a similar purpose as the Reactive Streams API.

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