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propensive's profile
Jon Pretty
Jon Pretty
Jon Pretty
@propensive

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Jon Pretty

@propensive

Supporting Scala through professional training and open-source software. Responsible for Magnolia, Fury, Scala World and Functional Africa.

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Joined July 2010

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    1. P. Oscar Boykin‏ @posco 30 Sep 2016

      P. Oscar Boykin Retweeted typelevel.scala

      This problem with scala typeclasses really feels to me like we need to be looking at language level solutions.https://twitter.com/typelevel/status/781877858901819392 …

      P. Oscar Boykin added,

      typelevel.scala @typelevel
      New post: @adelbertchang about the implementation of type classes hierarchies with subtyping http://typelevel.org/blog/2016/09/30/subtype-typeclasses.html …
      4 replies 6 retweets 21 likes
      Jon Pretty‏ @propensive 1 Oct 2016
      Replying to @posco

      Though, I'd still be interested to see new ideas. :)

      4:07 AM - 1 Oct 2016
      • 1 Like
      • Kevin Meredith
      1 reply 0 retweets 1 like
        1. New conversation
        1. Adelbert Chang‏ @adelbertchang 1 Oct 2016
          Replying to @propensive @posco

          In Idris type classes are syntactic sugar for implicits but the resolver treats them specially.

          1 reply 0 retweets 2 likes
        2. Adelbert Chang‏ @adelbertchang 1 Oct 2016
          Replying to @adelbertchang @propensive @posco

          Unnamed instances are unique so resolution can proceed but user can still explicitly pass named instances cc @edwinbrady

          0 replies 0 retweets 1 like
          3. End of conversation

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