anchor.diff:      meta = {
         description = "Cross-platform path specification manipulation";
         license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
  +    };
  +  };
  +
  +  PathIteratorRule = buildPerlPackage {
  +    pname = "Path-Iterator-Rule";
  +    version = "1.014";
  +    src = fetchurl {
  +      url = mirror://cpan/authors/id/D/DA/DAGOLDEN/Path-Iterator-Rule-1.014.tar.gz;
  +      sha256 = "19mik0r5v1cmxfxm0h4lwqyj0nmq6jgnvvq96hqcjgylpvc02x1z";
  +    };
  +    propagatedBuildInputs = [ NumberCompare TextGlob TryTiny ];
  +    buildInputs = [ Filepushd PathTiny TestDeep TestFilename ];
  +    meta = {
  +      description = "Iterative, recursive file finder";
  +      license = with stdenv.lib.licenses; [ asl20 ];
  +      homepage = "https://github.com/dagolden/Path-Iterator-Rule";
       };
     };
   
  
positive.code:     meta = {
        homepage = https://github.com/Getty/p5-moox;
        description = "Using Moo and MooX:: packages the most lazy way";
        license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  
negative.code:     src = fetchurl {
        url = mirror://cpan/authors/id/M/MW/MWX/Data-Uniqid-0.12.tar.gz;
        sha256 = "b6919ba49b9fe98bfdf3e8accae7b9b7f78dc9e71ebbd0b7fef7a45d99324ccb";
      };
    };
  
    DataUtil = buildPerlModule {
      pname = "Data-Util";
      version = "0.66";
      src = fetchurl {
        url = mirror://cpan/authors/id/S/SY/SYOHEX/Data-Util-0.66.tar.gz;
        sha256 = "1x662pqjg9p0wcigi7pwf969b2ymk66ncm2vd5dfm5i08pdkjpf3";
      };
      buildInputs = [ HashUtilFieldHashCompat ModuleBuildXSUtil ScopeGuard TestException ];
      meta = {
        description = "A selection of utilities for data and data types";
        license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
        homepage = "https://github.com/gfx/Perl-Data-Util";
      };
    };
  
  