Wall-clock implementation of Rheo.Clock.
Uses DateTime.utc_now/0 truncated to milliseconds. This is the default clock
in non-test environments.
Summary
Functions
@spec utc_now() :: DateTime.t()
Returns the current UTC wall-clock time.
Examples
iex> match?(%DateTime{time_zone: "Etc/UTC"}, Rheo.Clock.System.utc_now())
trueReturns
A DateTime.t() truncated to milliseconds.