# File lib/bundler/gem_helper.rb, line 95
    def rubygem_push(path)
      gem_command = "gem push '#{path}'"
      gem_command += " --key #{gem_key}" if gem_key
      gem_command += " --host #{allowed_push_host}" if allowed_push_host
      unless allowed_push_host || Bundler.user_home.join(".gem/credentials").file?
        raise "Your rubygems.org credentials aren't set. Run `gem push` to set them."
      end
      sh(gem_command)
      Bundler.ui.confirm "Pushed #{name} #{version} to #{gem_push_host}"
    end