# File lib/gettext_i18n_rails/ruby_gettext_extractor.rb, line 118
    def process_call exp
      _call = exp.shift
      _recv = process exp.shift
      meth  = exp.shift

      case meth
      when :_, :p_, :N_, :pgettext, :s_
        gettext_simple_call(exp)
      when :n_
        gettext_plural_call(exp)
      end

      until exp.empty? do
        process(exp.shift)
      end

      s()
    end