Everything in haskell is oh so hard until it suddenly isn't.
joeyh at
Finally, GADTs make sense! Using them happily to do things I couldn't do before.
Raúl Benencia, Stefano Zacchiroli, Claes Wallin (韋嘉誠) likes this.
Claes Wallin (韋嘉誠), Claes Wallin (韋嘉誠) shared this.
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@Claes Wallin: both OCaml and ML have parametric polymorphism, but that's less expressive than GADT. OCaml, as of version 4.x (IIRC) also has GADTs
Stefano Zacchiroli at 2014-12-08T10:16:53Z
Claes Wallin (韋嘉誠) likes this.
Cool, thanks!
The few times I have started the Haskell interpreter I end up running away from it.
@Claes Wallin and others: the Wikibook is indeed the best! No reason to link to the mobile version though, here's the straight link https://en.wikibooks.org/wiki/Haskell/GADT