Junegunn Choi 487c8fe88f Make Reader event notification asynchronous ...

Instead of notifying the event coordinator (EventBox) whenever a new
line is arrived, start a background goroutine that periodically does the
task. Atomic.StoreInt32 is much cheaper than mutex synchronization
that happens during EventBox update.

2017-08-16 03:33:48 +09:00

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