anchor.diff:      buildInputs = [ TestDifferences ];
     };
   
  +  TestKwalitee = buildPerlPackage rec {
  +     name = "Test-Kwalitee-1.27";
  +     src = fetchurl {
  +       url = mirror://cpan/authors/id/E/ET/ETHER/Test-Kwalitee-1.27.tar.gz;
  +       sha256 = "095kpj2011jk1mpnb07fs7yi190hmqh85mj662gx0dkpl9ic7a5w";
  +     };
  +     propagatedBuildInputs = [ ModuleCPANTSAnalyse ];
  +     buildInputs = [ CPANMetaCheck TestDeep TestWarnings ];
  +     meta = {
  +       description = "Test the Kwalitee of a distribution before you release it";
  +       license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
  +       homepage = "https://github.com/karenetheridge/Test-Kwalitee";
  +     };
  +  };
  +
     TestLeakTrace = buildPerlPackage rec {
       name = "Test-LeakTrace-0.16";
       src = fetchurl {
  
positive.code: 
      buildInputs = [ TestNoWarnings ];
      propagatedBuildInputs = [ Moo TypeTiny ];
    };
  
    ArrayFIFO = buildPerlPackage rec {
  
negative.code:       description = "Manage perl installations in your $HOME";
        license = stdenv.lib.licenses.mit;
      };
    };
  
    ArchiveAnyLite = buildPerlPackage rec {
       name = "Archive-Any-Lite-0.11";
       src = fetchurl {
         url = mirror://cpan/authors/id/I/IS/ISHIGAKI/Archive-Any-Lite-0.11.tar.gz;
         sha256 = "0w2i50fd81ip674zmnrb15nadw162fdpiw4rampbd94k74jqih8m";
       };
       propagatedBuildInputs = [ ArchiveZip ];
       buildInputs = [ ExtUtilsMakeMakerCPANfile TestUseAllModules ];
       meta = {
         description = "simple CPAN package extractor";
         license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
       };
    };
  
    AppSqitch = buildPerlModule rec {
  