{ mkDerivation, base, ghc-prim, stdenv, transformers }: mkDerivation { pname = "transformers-compat"; version = "0.5.1.4"; sha256 = "deadbeef"; libraryHaskellDepends = [ base ghc-prim transformers ]; homepage = "http://github.com/ekmett/transformers-compat/"; description = "A small compatibility shim exposing the new types from transformers 0.3 and 0.4 to older Haskell platforms."; license = stdenv.lib.licenses.bsd3; }