Fixed improper use of Interlocked.CompareExchange.

electricessence · web-flow · commit 5638fffe4784 · 2018-05-02T12:34:53.000-07:00
diff --git a/ActionRunner.cs b/ActionRunner.cs
@@ -149,7 +149,7 @@ public CancellableTask Defer(TimeSpan delay, bool clearSchedule = true)
 			if ((task = _task) == null)
 			{
 				task = Prepare();
-				if (task == Interlocked.CompareExchange(ref _task, task, null))
+				if (null == Interlocked.CompareExchange(ref _task, task, null))
 				{
 					task.Start(delay);
 				}

Original file line number	Diff line number	Diff line change
`@@ -149,7 +149,7 @@ public CancellableTask Defer(TimeSpan delay, bool clearSchedule = true)`
`149`	`149`	`if ((task = _task) == null)`
`150`	`150`	`{`
`151`	`151`	`task = Prepare();`
`152`		`- if (task == Interlocked.CompareExchange(ref _task, task, null))`
	`152`	`+ if (null == Interlocked.CompareExchange(ref _task, task, null))`
`153`	`153`	`{`
`154`	`154`	`task.Start(delay);`
`155`	`155`	`}`