concurrency-rocks.cr

  channel = Channel(String).new

  # Sender: Sends random animal from array over the channel.
  spawn do
    loop do
      animals = ["dog", "cat", "bird", "horse", "hamster", "rabbit", "deer", "squirrel",
                "ground hog", "hawk", "flying squirrel", "pug", "fox", "coyote", "turtle"]
      channel.send(animals[Random.new.rand(0..14)])
    end
  end

  spawn do
    loop do
      puts channel.receive
    end
  end

  sleep