{ stdenv, fetchgit, fetchurl, ruby, which, coreutils }:

stdenv.mkDerivation rec {
  rev = "9b24598c08a27780f87c318e6145c1468b9880ba";
  name = "base16-2015-09-29_rev${builtins.substring 0 6 rev}";

  src = fetchgit {
    inherit rev;
    url = "https://github.com/chriskempson/base16-builder";
    sha256 = "1zicwam16nsdg74rnza65jwwf4mlpkgv35p9gkr8ydy60l7agzwy";
  };

  patches = [
    (fetchurl {
        url = "https://github.com/chriskempson/base16-builder/pull/341.patch";
        sha256 = "1r7i22qr5maxnp8a84mwin0a48klb8fym2hkw15ichkqfn3cdqdn";
      })
    (fetchurl {
        url = "https://github.com/chriskempson/base16-builder/pull/331.patch";
        sha256 = "0hbyc9i62ihms00rk1ap0apjw8zf5axrvsk63vdy1hfyd9n5y2yf";
      })
    (fetchurl {
        url = "https://github.com/chriskempson/base16-builder/pull/330.patch";
        sha256 = "1gfsbrxzdk3pz9dmyxismc3mzgm0cz8pkmf52iz4s9gq7vkv1d14";
      })
    (fetchurl {
        url = "https://github.com/chriskempson/base16-builder/pull/325.patch";
        sha256 = "0n10yzm0n4g77z29s5f69261qy6x6kkjc6nj6ccdjlncz0bk6d8k";
      })
    (fetchurl {
        url = "https://github.com/chriskempson/base16-builder/pull/318.patch";
        sha256 = "0c044bimdbiw2n2nzzivzrvxhwk6i93lc4ydah56xhs6pp1x0i60";
      })
    (fetchurl {
        url = "https://github.com/chriskempson/base16-builder/pull/346.patch";
        sha256 = "145wblgqz28wq9lvgh1i705y97zblc6d488j7xm230ywy81abbwi";
      })
  ];

  buildInputs = [ ruby which ];

  buildPhase = ''
    sed -i -e "s|\/bin\/false|${coreutils}/bin/false|" templates/shell/dark.sh.erb
    sed -i -e "s|\/bin\/false|${coreutils}/bin/false|" templates/shell/light.sh.erb
    patchShebangs base16
    ./base16
  '';

  installPhase = ''
    mkdir -p $out
    cp output/* $out -R
  '';

  meta = with stdenv.lib; {
    description = "Base16 provides carefully chosen syntax highlighting and a default set of sixteen colors suitable for a wide range of applications. Base16 is both a color scheme and a template.";
    homepage = "https://github.com/chriskempson/base16";
    license = licenses.mit;
    maintainers = with maintainers; [ garbas ];
    platforms = with platforms; unix;
  };

}