method

pop

Ruby latest stable (v1_9_3_392) - 0 notes - Class: Queue

1_8_6_287 (0)
1_8_7_72 (0)
1_8_7_330 (0)
1_9_1_378 (-38)
1_9_2_180 (0)
1_9_3_125 (0)
1_9_3_392 (0)
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pop(non_block=false) public

Retrieves data from the queue. If the queue is empty, the calling thread is suspended until data is pushed onto the queue. If non_block is true, the thread isn’t suspended, and an exception is raised.

Show source

# File lib/thread.rb, line 183
  def pop(non_block=false)
    @mutex.synchronize{
      while true
        if @que.empty?
          raise ThreadError, "queue empty" if non_block
          @waiting.push Thread.current
          @mutex.sleep
        else
          return @que.shift
        end
      end
    }
  end

pop

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