anchor.diff:  
     punycode = callPackage ../development/libraries/haskell/punycode {};
   
  -  primitive_0_5_0_1 = callPackage ../development/libraries/haskell/primitive/0.5.0.1.nix   {};
  -  primitive_0_5_2_1 = callPackage ../development/libraries/haskell/primitive/0.5.2.1.nix   {};
  +  primitive_0_5_0_1 = callPackage ../development/libraries/haskell/primitive/0.5.0.1.nix {};
  +  primitive_0_5_2_1 = callPackage ../development/libraries/haskell/primitive/0.5.2.1.nix {};
     primitive = self.primitive_0_5_0_1;
   
     profunctors = callPackage ../development/libraries/haskell/profunctors {};
  
positive.code: 
    cabalGhci = callPackage ../development/tools/haskell/cabal-ghci {};
  
    cabalInstall_0_6_2  = callPackage ../tools/package-management/cabal-install/0.6.2.nix  {};
    cabalInstall_0_8_0  = callPackage ../tools/package-management/cabal-install/0.8.0.nix  {};
    cabalInstall_0_8_2  = callPackage ../tools/package-management/cabal-install/0.8.2.nix  {};
    cabalInstall_0_10_2 = callPackage ../tools/package-management/cabal-install/0.10.2.nix {};
    cabalInstall_0_14_0 = callPackage ../tools/package-management/cabal-install/0.14.0.nix {};
    cabalInstall_1_16_0_2 = callPackage ../tools/package-management/cabal-install/1.16.0.2.nix {};
  
negative.code: 
    vect = callPackage ../development/libraries/haskell/vect {};
  
    vector_0_10_0_1  = callPackage ../development/libraries/haskell/vector/0.10.0.1.nix {};
    vector_0_10_9_1  = callPackage ../development/libraries/haskell/vector/0.10.9.1.nix {};
    vector = self.vector_0_10_9_1;
  
    vectorAlgorithms = callPackage ../development/libraries/haskell/vector-algorithms {};
  