add null check (#3436)

DetectiveBaldi · web-flow · commit 20469362af59 · 2025-05-29T09:14:51.000-05:00
diff --git a/flixel/util/FlxSignal.hx b/flixel/util/FlxSignal.hx
@@ -302,12 +302,15 @@ private class Macro
 
 			processingListeners = false;
 
-			for (handler in pendingRemove)
+			if (pendingRemove != null)
 			{
-				removeHandler(handler);
+				for (handler in pendingRemove)
+				{
+					removeHandler(handler);
+				}
+				if (pendingRemove.length > 0)
+					pendingRemove = [];
 			}
-			if (pendingRemove.length > 0)
-				pendingRemove = [];
 		}
 	}
 }

Original file line number	Diff line number	Diff line change
`@@ -302,12 +302,15 @@ private class Macro`
`302`	`302`
`303`	`303`	`processingListeners = false;`
`304`	`304`
`305`		`- for (handler in pendingRemove)`
	`305`	`+ if (pendingRemove != null)`
`306`	`306`	`{`
`307`		`- removeHandler(handler);`
	`307`	`+ for (handler in pendingRemove)`
	`308`	`+ {`
	`309`	`+ removeHandler(handler);`
	`310`	`+ }`
	`311`	`+ if (pendingRemove.length > 0)`
	`312`	`+ pendingRemove = [];`
`308`	`313`	`}`
`309`		`- if (pendingRemove.length > 0)`
`310`		`- pendingRemove = [];`
`311`	`314`	`}`
`312`	`315`	`}`
`313`	`316`	`}`