# File lib/faraday/adapter/em_http.rb, line 174
        def run
          if @num_registered > 0
            @running = true
            EventMachine.run do
              @registered_procs.each do |proc|
                perform_request(&proc)
              end
            end
            if @errors.size > 0
              raise Faraday::Error::ClientError, @errors.first || "connection failed"
            end
          end
        ensure
          reset
        end