Simple hashed wheel timer. See http://www.cs.columbia.edu/~nahum/w6998/papers/sosp87-timing-wheels.pdf
TODO:
- Add
Size
to inspect the size theWheelTimer
. - Add
Length
toNode
inspect the length of the linked list. - Allow scheduling ticks outside of the immediate interval.
- Support at-least concurrent writes (multi-producer, single consumer).