tree 9d0728ddc175321dc413c8a5977efa4291f13799
parent 94451d184b09fdf57837d0a69ab05ec06317f5ca
author Jason Evans <je@fb.com> 1454473674 -0800
committer Jason Evans <jasone@canonware.com> 1455942546 -0800

Implement ticker.

Implement ticker, which provides a simple API for ticking off some
number of events before indicating that the ticker has hit its limit.