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21 lines
363 B
Ruby
21 lines
363 B
Ruby
# https://gobyexample.com/channel-directions
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require 'channel'
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def ping(pings, msg)
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pings = pings.send_only!
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pings << msg
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end
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def pong(pings, pongs)
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pings = pings.receive_only!
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pongs = pongs.send_only!
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msg = pings.recv
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pongs << msg
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end
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pings = Channel.new(1)
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pongs = Channel.new(1)
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ping(pings, 'passed message')
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pong(pings, pongs)
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puts pongs.recv
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