Injective type families

Jan Stolarek jan.stolarek at
Fri Jan 8 10:45:20 UTC 2016


>   1. Should this feature be placed behind a LANGUAGE pragma?
No, I don't think it should. I consider it a tiny addition to TypeFamilies that is not worth 
having its separate pragma. Injective TFs are fully backwards compatible, so no existing code 
will be broken.

>   2. Could you perhaps add some text to better motivate the feature in
>      the users guide?
Done. Tell me whether you like the new version.

BTW do we still have nightly builds of User's Guide?


>      Referring to the paper for the details of 
>      semantics of the feature and its implementation is fine, but
>      expecting a new user to refer to the paper to even know *why* they
>      might want to use it seems a bit unfriendly.
> Thanks!
> Cheers,
> - Ben

Politechnika Łódzka
Lodz University of Technology

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