# File lib/bundler/rubygems_ext.rb, line 67
    def add_bundler_dependencies(*groups)
      Bundler.ui.warn "#add_bundler_dependencies is deprecated and will " \
        "be removed in Bundler 1.0. Instead, please use the #gemspec method " \
        "in your Gemfile, which will pull in any dependencies specified in " \
        "your gemspec"

      groups = [:default] if groups.empty?
      Bundler.definition.dependencies.each do |dep|
        if dep.groups.include?(:development)
          self.add_development_dependency(dep.name, dep.requirement.to_s)
        elsif (dep.groups & groups).any?
          self.add_dependency(dep.name, dep.requirement.to_s)
        end
      end
    end