[1 of 3] Compiling Lens.Family.THCore ( Lens/Family/THCore.hs, dist/dist-sandbox-15a32ee3/build/Lens/Family/THCore.o )
Lens/Family/THCore.hs:191:32:
No instance for (Control.Applicative.Applicative Q)
arising from a use of `pure'
Possible fix:
add an instance declaration for (Control.Applicative.Applicative Q)
In the expression: pure conApp
In the first argument of `pure', namely `$(pure conApp)'
In the Template Haskell quotation [| pure ($(pure conApp)) |]
lens-family-th-0.4.1.0 failed during the building phase. The exception was:
Please update lens-family-th.cabal for future releases
I've updated the lower bound as otherwise
cabal install
would run intoPlease update
lens-family-th.cabal
for future releases