Merge pull request #137 from JuliaGizmos/sd/fixfreeze

waiting on empty queue will freeze Reactive
JuliaGizmos · May 12, 2017 · 73e1065 · 73e1065
2 parents 8e9d086 + 1850db2
commit 73e1065
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/core.jl b/src/core.jl
@@ -373,7 +373,9 @@ function maybe_restart_queue()
     global runner_task
     if !istaskdone(runner_task)
         stop()
-        wait(runner_task)
+        if Base.n_avail(_messages) > 0
+            wait(runner_task)
+        end
         runner_task = @async run()
     end
 end