make unmountComponent idempotent

bikeshaving · Nov 7, 2023 · 4957f70 · 4957f70
1 parent 53be4cf
commit 4957f70
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/crank.ts b/src/crank.ts
@@ -2674,7 +2674,12 @@ function resumePropsIterator(ctx: ContextImpl): void {
 
 // TODO: async unmounting
 function unmountComponent(ctx: ContextImpl): void {
+	if (ctx.f & IsUnmounted) {
+		return;
+	}
+
 	clearEventListeners(ctx);
+
 	const callbacks = cleanupMap.get(ctx);
 	if (callbacks) {
 		cleanupMap.delete(ctx);