{ mkDerivation, base, fetchurl, hsp, hsx2hs, reform, text }: mkDerivation { pname = "reform-hsp"; version = "0.2.7.1"; src = fetchurl { url = "http://example.org/"; sha256 = "abc"; }; libraryHaskellDepends = [ base hsp hsx2hs reform text ]; homepage = "http://www.happstack.com/"; description = "Add support for using HSP with Reform"; license = stdenv.lib.licenses.bsd3; }