pkgs/Boolean.nix

+{ mkDerivation, base, lib }:
+mkDerivation {
+  pname = "Boolean";
+  version = "0.2.4";
+  sha256 = "67216013b02b8ac5b534a1ef25f409f930eea1a85eae801933a01ad43145eef8";
+  revision = "1";
+  editedCabalFile = "0q04fgnfgskwsmj3g25vfs39724wh1wjl6m6x08bi9fg9rxcf4rc";
+  isLibrary = true;
+  isExecutable = false;
+  enableSeparateDataOutput = false;
+  libraryHaskellDepends = [ base ];
+  enableLibraryProfiling = true;
+  enableExecutableProfiling = true;
+  doHaddock = true;
+  jailbreak = true;
+  doCheck = false;
+  doBenchmark = false;
+  hyperlinkSource = false;
+  description = "Generalized booleans and numbers";
+  license = lib.licenses.bsd3;
+  broken = false;
+}
\ No newline at end of file

pkgs/Cabal-QuickCheck.nix

-{ mkDerivation
-, base
-, bytestring
-, Cabal
-, Cabal-syntax
-, fetchgit
-, lib
-, QuickCheck
-}:
-mkDerivation {
-  pname = "Cabal-QuickCheck";
-  version = "3.9.0.0";
-  src = fetchgit {
-    url = "https://gitlab.haskell.org/ghc/packages/Cabal";
-    sha256 = "1h6bzv5zdbjhmrnqa3n14s1zybjxvspiqq228ksqcm2jfs4mbf96";
-    rev = "06cbab69946768e766447b66a7ea168469a2c1a9";
-    fetchSubmodules = true;
-  };
-  postUnpack = "sourceRoot+=/Cabal-QuickCheck/; echo source root reset to $sourceRoot";
-  libraryHaskellDepends = [
-    base
-    bytestring
-    Cabal
-    Cabal-syntax
-    QuickCheck
-  ];
-  doHaddock = false;
-  jailbreak = true;
-  doCheck = false;
-  hyperlinkSource = false;
-  description = "QuickCheck instances for types in Cabal";
-  license = "unknown";
-}