# File lib/bundler/dsl.rb, line 31
    def eval_gemfile(gemfile)
      instance_eval(Bundler.read_file(gemfile.to_s), gemfile.to_s, 1)
    rescue SyntaxError => e
      bt = e.message.split("\n")[1..-1]
      raise GemfileError, ["Gemfile syntax error:", *bt].join("\n")
    end