anchor.diff:      };
     };
   
  +  Carton = buildPerlPackage rec {
  +    name = "Carton-v1.0.34";
  +    src = fetchurl {
  +      url = "mirror://cpan/authors/id/M/MI/MIYAGAWA/${name}.tar.gz";
  +      sha256 = "77d42b92732bcfc18a59d341e56ce476205b1c4d380eab3a07224f5745c23e45";
  +    };
  +    propagatedBuildInputs = [ ClassTiny MenloLegacy ModuleCPANfile PathTiny TryTiny ];
  +    meta = {
  +      homepage = https://github.com/perl-carton/carton;
  +      description = "Perl module dependency manager (aka Bundler for Perl)";
  +      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
  +    };
  +  };
  +
     CatalystActionRenderView = buildPerlPackage rec {
       name = "Catalyst-Action-RenderView-0.16";
       src = fetchurl {
  
positive.code:     };
    };
  
    TieHashIndexed = buildPerlPackage {
      name = "Tie-Hash-Indexed-0.05";
      src = fetchurl {
  
negative.code:        license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
         homepage = "https://github.com/neilb/Memoize-ExpireLRU";
       };
    };
  
    Menlo = buildPerlPackage rec {
      name = "Menlo-1.9019";
      src = fetchurl {
        url = "mirror://cpan/authors/id/M/MI/MIYAGAWA/${name}.tar.gz";
        sha256 = "3b573f68e7b3a36a87c860be258599330fac248b518854dfb5657ac483dca565";
      };
      propagatedBuildInputs = [ CPANCommonIndex CPANDistnameInfo CPANMetaCheck CaptureTiny ClassTiny ExtUtilsConfig ExtUtilsHelpers ExtUtilsInstallPaths FileWhich Filepushd HTTPTinyish ModuleCPANfile ParsePMFile StringShellQuote URI Win32ShellQuote locallib ];
      meta = {
        homepage = https://github.com/miyagawa/cpanminus;
        description = "A CPAN client";
        license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  
    MenloLegacy = buildPerlPackage rec {
      name = "Menlo-Legacy-1.9022";
      src = fetchurl {
        url = "mirror://cpan/authors/id/M/MI/MIYAGAWA/${name}.tar.gz";
        sha256 = "a6acac3fee318a804b439de54acbc7c27f0b44cfdad8551bbc9cd45986abc201";
      };
      propagatedBuildInputs = [ Menlo ];
      meta = {
        homepage = https://github.com/miyagawa/cpanminus;
        description = "Legacy internal and client support for Menlo";
        license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
      };
    };
  
    MetaBuilder = buildPerlModule {
  