ghc-8.8.1.20191211: The GHC API
Safe HaskellNone
LanguageHaskell2010

TcClassDcl

Synopsis

Documentation

tcATDefault :: SrcSpan -> TCvSubst -> NameSet -> ClassATItem -> TcM [FamInst] Source #

Construct default instances for any associated types that aren't given a user definition Returns [] or singleton