anchor.diff:      subPackages = [ "./" ];
     };
   
  +  grpc = buildGoPackage rec {
  +    rev = "f5ebd86be717593ab029545492c93ddf8914832b";
  +    name = "grpc-${stdenv.lib.strings.substring 0 7 rev}";
  +    goPackagePath = "google.golang.org/grpc";
  +
  +    src = fetchFromGitHub {
  +      inherit rev;
  +      owner = "grpc";
  +      repo = "grpc-go";
  +      sha256 = "07dfpwwk68rrhxmqj69gq2ncsf3kfmn0zhlwscda0gc5gb57n5x1";
  +    };
  +
  +    propagatedBuildInputs = [ http2 glog x.net protobuf x.oauth2 ];
  +  };
  +
     hologram = buildGoPackage rec {
       rev  = "2bf08f0edee49297358bd06a0c9bf44ba9051e9c";
       name = "hologram-${stdenv.lib.strings.substring 0 7 rev}";
  
positive.code:       sha256 = "1ra6rdniqh3pi84fm29zam4irzv52a1dd2sppaqngk07f7rkkhi4";
      };
      buildInputs = [ crypto protobuf goamz rgbterm go-bindata go-homedir ldap g2s gox ];
    };
  
    httprouter = buildGoPackage rec {
  
negative.code:   };
  
    golang_protobuf_extensions = buildGoPackage rec {
      rev = "fc2b8d3a73c4867e51861bbdd5ae3c1f0869dd6a";
      name = "golang-protobuf-extensions-${stdenv.lib.strings.substring 0 7 rev}";
      goPackagePath = "github.com/matttproud/golang_protobuf_extensions";
  
      src = fetchFromGitHub {
        inherit rev;
        owner = "matttproud";
        repo = "golang_protobuf_extensions";
        sha256 = "0ajg41h6402big484drvm72wvid1af2sffw0qkzbmpy04lq68ahj";
      };
  
      buildInputs = [ protobuf ];
    };
  
  