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# File 'lib/parallel_runner.rb', line 5
def self.each(object, concurency = 10, qsize = nil, &block)
q = qsize ? SizedQueue.new(qsize) : Queue.new
producer = Thread.start(q, concurency) do |pq, pc|
if object.instance_of? Array
object.each_with_index {|value, index| pq.enq([[value, index], true])}
elsif object.instance_of? Hash
object.each {|key, value| pq.enq([[key, value], true])}
end
pc.times{pq.enq([nil, false])}
end
workers = []
concurency.times do
workers << Thread.start(q) do |wq|
elem, flg = wq.deq
while flg
block.call(elem[0], elem[1])
elem, flg = wq.deq
end
end
end
producer.join
workers.each{|w| w.join}
end
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