NewAdvancingClock creates a clock that, when started, advances at the same rate as the system clock but can also be advanced arbitrary amounts using the AdvanceTime method.

NewDeterministicClock creates a new clock where time only advances when the DeterministicClock.AdvanceTime method is called.

NewLoopFn creates a periodic function call, which can be closed, with an optional onClose callback to clean up resources.

SystemClock provides an instance of Clock that uses the system clock via methods in the time package.

LoopFn is a simple ticker-loop with io.Closer support.

Clock represents time in a way that can be provided by varying implementations.

A Ticker holds a channel that delivers "ticks" of a clock at intervals.

Timer represents a single event.