Nil Channel favor/prioritize channels: order by bias

orderByBias.go

func consumeOrderedByBias(msg_1ch chan msg_1, msg_2ch chan msg_2) {
	// copy channels to enable their restoration
	msg_1_save := msg_1ch
	msg_2_save := msg_2ch

	// bias function encoded as a for loop
	for msgCnt := 0; msgCnt < 21; msgCnt++ {
		//	use modulus math to help implement bias function
		if msgCnt%3 == 0 {
			// favor channel 1 when processing muliples of 3
			msg_1ch = msg_1_save
			// bias channel 2
			msg_2ch = nil
		} else {
			// favor channel 2 when not a multiple of 3
			msg_2ch = msg_2_save
			// bias channel 1
			msg_1ch = nil
		}

		select {
		case msg, ok := <-msg_1ch:
			if ok {
				msg.msgType()
			}
		case msg, ok := <-msg_2ch:
			if ok {
				msg.msgType()
			}
		}
	}
}