# File lib/ruote/engine/process_status.rb, line 176
    def inspect

      s = "== #{self.class} ==\n"
      s << "   expressions : #{@expressions.size}\n"
      @expressions.each do |e|
        s << "     #{e.fei.to_storage_id} : #{e}\n"
      end
      s << "   errors : #{@errors.size}\n"
      @errors.each do |e|
        s << "     #{e.fei.to_storage_id} :\n" if e.fei
        s << "     #{e.inspect}\n"
      end

      s
    end