static assert(!isAsyncScheduler!Scheduler); static assert(!isAsyncScheduler!LocalScheduler); static assert(isAsyncScheduler!AsyncScheduler); static assert(isAsyncScheduler!ThreadScheduler); static assert(isAsyncScheduler!TaskPoolScheduler); static assert(isAsyncScheduler!(HistoricalScheduler!ThreadScheduler)); static assert(isAsyncScheduler!(HistoricalScheduler!TaskPoolScheduler));