Re: Deprecate Foldable for Either

The length of ((,) a) has been 1 since a very long time before GHC 7.10. I even remember writing the code, which is not a common thing, which in general, turned into a project with hundreds of contributors. That should end any appeal to popularity! On 20/03/17 13:34, amindfv@gmail.com wrote:

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El 19 mar 2017, a las 21:28, Artyom Kazak escribió: [...] Whether those intuitions come from math, or from C, or from English, (or from versions of Haskell before ghc 7.10)