anchor.diff:                            sources."is-extglob-1.0.0"
                             (sources."kind-of-3.2.2" // {
                               dependencies = [
  -                              sources."is-buffer-1.1.5"
  +                              sources."is-buffer-1.1.6"
                               ];
                             })
                             (sources."object.omit-2.0.1" // {
  
positive.code:               })
                (sources."module-deps-4.1.1" // {
                  dependencies = [
                    (sources."detective-4.5.0" // {
                      dependencies = [
                        sources."acorn-4.0.13"
                      ];
                    })
                    sources."stream-combiner2-1.1.1"
  
negative.code:         sha512 = "2967mavp7zw0aawf5fadqf4pmn7vy5gya1yx2s9wwppvivhd9q4mpdnszfqvd7p6yks649bwbpj8iviw86g0hpp4f93d5ca7dmjmrfs";
        };
      };
      "rc-1.2.2" = {
        name = "rc";
        packageName = "rc";
        version = "1.2.2";
        src = fetchurl {
          url = "https://registry.npmjs.org/rc/-/rc-1.2.2.tgz";
          sha1 = "d8ce9cb57e8d64d9c7badd9876c7c34cbe3c7077";
        };
      };
      "request-2.81.0" = {
        name = "request";
        packageName = "request";
        version = "2.81.0";
        src = fetchurl {
          url = "https://registry.npmjs.org/request/-/request-2.81.0.tgz";
          sha1 = "c6928946a0e06c5f8d6f8a9333469ffda46298a0";
        };
      };
      "hawk-3.1.3" = {
        name = "hawk";
        packageName = "hawk";
        version = "3.1.3";
        src = fetchurl {
          url = "https://registry.npmjs.org/hawk/-/hawk-3.1.3.tgz";
          sha1 = "078444bd7c1640b0fe540d2c9b73d59678e8e1c4";
        };
      };
      "rimraf-2.6.2" = {
        name = "rimraf";
        packageName = "rimraf";
        version = "2.6.2";
        src = fetchurl {
          url = "https://registry.npmjs.org/rimraf/-/rimraf-2.6.2.tgz";
          sha512 = "3kmrqh8xli7rzfm8wc6j9lp0c6vml172iv3z088an9xlwl1xvkvh3fn92za66ms4c9yww80qa5kan31k1z1ypqvkchmh1mznb09xdwn";
        };
      };
      "semver-5.4.1" = {
        name = "semver";
        packageName = "semver";
        version = "5.4.1";
        src = fetchurl {
          url = "https://registry.npmjs.org/semver/-/semver-5.4.1.tgz";
          sha512 = "2r13vwvb5ick34k6flr7vgbjfsdka8zbj5a74rd0ba4bp0nqmhppbaw3qlwn7f4smpifpa4iy4hxj137y598rbvsmy3h0d8vxgvzwar";
        };
      };
      "detect-libc-1.0.3" = {
        name = "detect-libc";
        packageName = "detect-libc";
        version = "1.0.3";
        src = fetchurl {
          url = "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz";
          sha1 = "fa137c4bd698edf55cd5cd02ac559f91a4c4ba9b";
        };
      };
      "tar-2.2.1" = {
        name = "tar";
        packageName = "tar";
        version = "2.2.1";
        src = fetchurl {
          url = "https://registry.npmjs.org/tar/-/tar-2.2.1.tgz";
          sha1 = "8e4d2a256c0e2185c6b18ad694aec968b83cb1d1";
        };
      };
      "tar-pack-3.4.1" = {
        name = "tar-pack";
        packageName = "tar-pack";
        version = "3.4.1";
        src = fetchurl {
          url = "https://registry.npmjs.org/tar-pack/-/tar-pack-3.4.1.tgz";
          sha512 = "0mgk8jd55vr7i3i29r1skhxwwbqkqfz6mbr32r5nn8h6v5xns8d2rc7835y7wj0zmppckxai7nm8r4s65kkg6yhirnwx33yixn75x1w";
        };
      };
      "minimist-0.0.8" = {
        name = "minimist";
        packageName = "minimist";
        version = "0.0.8";
        src = fetchurl {
          url = "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz";
          sha1 = "857fcabfc3397d2625b8228262e86aa7a011b05d";
        };
      };
      "abbrev-1.1.1" = {
        name = "abbrev";
        packageName = "abbrev";
        version = "1.1.1";
        src = fetchurl {
          url = "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz";
          sha512 = "38s4f3id97wsb0rg9nm9zvxyq0nvwrmrpa5dzvrkp36mf5ibs98b4z6lvsbrwzzs0sbcank6c7gpp06vcwp9acfhp41rzlhi3ybsxwy";
        };
      };
      "osenv-0.1.4" = {
        name = "osenv";
        packageName = "osenv";
        version = "0.1.4";
        src = fetchurl {
          url = "https://registry.npmjs.org/osenv/-/osenv-0.1.4.tgz";
          sha1 = "42fe6d5953df06c8064be6f176c3d05aaaa34644";
        };
      };
      "os-homedir-1.0.2" = {
        name = "os-homedir";
        packageName = "os-homedir";
  