anchor.diff:            license = lib.licenses.free;
           };
         }) {};
  +    js2-mode = callPackage ({ cl-lib ? null, elpaBuild, emacs, fetchurl, lib }:
  +      elpaBuild {
  +        pname = "js2-mode";
  +        ename = "js2-mode";
  +        version = "20201220";
  +        src = fetchurl {
  +          url = "https://elpa.gnu.org/packages/js2-mode-20201220.tar";
  +          sha256 = "0zdrp8lap1ijrmsn9jsnvm44b6vxlgh9vcla5ysh1ga95zkjxrwm";
  +        };
  +        packageRequires = [ cl-lib emacs ];
  +        meta = {
  +          homepage = "https://elpa.gnu.org/packages/js2-mode.html";
  +          license = lib.licenses.free;
  +        };
  +      }) {};
       json-mode = callPackage ({ elpaBuild, emacs, fetchurl, lib }:
         elpaBuild {
           pname = "json-mode";
  
positive.code:           license = lib.licenses.free;
          };
        }) {};
      metar = callPackage ({ cl-lib ? null, elpaBuild, fetchurl, lib }:
        elpaBuild {
          pname = "metar";
  
negative.code:         packageRequires = [ cl-lib emacs seq ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/ebdb.html";
            license = lib.licenses.free;
          };
        }) {};
      ebdb-gnorb = callPackage ({ ebdb, elpaBuild, fetchurl, gnorb, lib }:
        elpaBuild {
          pname = "ebdb-gnorb";
          ename = "ebdb-gnorb";
          version = "1.0.2";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/ebdb-gnorb-1.0.2.el";
            sha256 = "0bma7mqilp3lfgv0z2mk6nnqzh1nn1prkz2aiwrs4hxwydmda13i";
          };
          packageRequires = [ ebdb gnorb ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/ebdb-gnorb.html";
            license = lib.licenses.free;
          };
        }) {};
      ebdb-i18n-chn = callPackage ({ ebdb, elpaBuild, fetchurl, lib, pyim }:
        elpaBuild {
          pname = "ebdb-i18n-chn";
          ename = "ebdb-i18n-chn";
          version = "1.3.1";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/ebdb-i18n-chn-1.3.1.el";
            sha256 = "02drr89i4kzjm1rs22sj0nv9sj95dmqk40xvxd75qzfn8y33k9vl";
          };
          packageRequires = [ ebdb pyim ];
          meta = {
            homepage = "https://elpa.gnu.org/packages/ebdb-i18n-chn.html";
            license = lib.licenses.free;
          };
        }) {};
      ediprolog = callPackage ({ elpaBuild, fetchurl, lib }:
        elpaBuild {
          pname = "ediprolog";
          ename = "ediprolog";
          version = "2.1";
          src = fetchurl {
            url = "https://elpa.gnu.org/packages/ediprolog-2.1.el";
            sha256 = "1piimsmzpirw8plrpy79xbpnvynzzhcxi31g6lg6is8gridiv3md";
          };
          packageRequires = [];
          meta = {
            homepage = "https://elpa.gnu.org/packages/ediprolog.html";
            license = lib.licenses.free;
          };
        }) {};
  