ar.rb

module ActiveRecord
  module ConnectionAdapters
    class ConnectionPool
      class Queue

        # Waits on the queue up to +timeout+ seconds, then removes and
        # returns the head of the queue.
        # def wait_poll(timeout)
        #   @num_waiting += 1

        #   t0 = Time.now
        #   elapsed = 0
        #   loop do
        #     @cond.wait(timeout - elapsed)

        #     return remove if any?

        #     elapsed = Time.now - t0
        #     if elapsed >= timeout
        #       msg = 'could not obtain a database connection within %0.3f seconds (waited %0.3f seconds)' %
        #         [timeout, elapsed]
        #       raise ConnectionTimeoutError, msg
        #     end
        #   end
        # ensure
        #   @num_waiting -= 1
        # end

        # The original method is above. This is the "fix"
        def wait_poll(timeout)
        end

      end
    end
  end
end