Happy to go with the bogusness if it works better than injective types, feel free to submit a patch. :)
On Thu, 14 Dec 2017 at 9:08 pm, Anthony Clayden < anthony_clay...@clear.net.nz> wrote: > On Thu, 14 Dec 2017 at 4:13 PM, Clinton Mead <redir...@vodafone.co.nz> > wrote: > >> >> I've panicked GHC enough whilst developing Freelude so whilst I'm not >> sure exactly what you're saying I'd be hestiant about exploiting anything >> bogus (8.2 btw seems far more stable than 8.0 btw). >> > > ;-) Fair enough. > > "bogus" is SPJ's way of saying: it works, but it isn't supported by deep > type theory. 'C'est brutal mais ca marche.' > > And that particular exploit has been stable since 2004 at least: the HList > library totally relied on it until Closed Type Families arrived. > > AntC > >
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