nixpkgs/pkgs/development/interpreters/ruby/bundler.nix

{ buildRubyGem }:

buildRubyGem {
  name = "bundler-1.7.4";
  sha256 = "122k07z60780mr00zfbbw04v9xlw1fhxjsx4g2rbm66hxlnlnh89";
  dontPatchShebangs = true;
}