Fix Double Deletion on Backspace (#5580)

packages/lexical-playground/src/nodes/ExcalidrawNode/ExcalidrawComponent.tsx

@@ -56,6 +56,7 @@ export default function ExcalidrawComponent({
           const node = $getNodeByKey(nodeKey);
           if ($isExcalidrawNode(node)) {
             node.remove();
+            return true;
           }
         });
       }

packages/lexical-playground/src/nodes/ImageComponent.tsx

@@ -151,6 +151,7 @@ export default function ImageComponent({
         const node = $getNodeByKey(nodeKey);
         if ($isImageNode(node)) {
           node.remove();
+          return true;
         }
       }
       return false;

packages/lexical-playground/src/nodes/InlineImageComponent.tsx

@@ -211,6 +211,7 @@ export default function InlineImageComponent({
         const node = $getNodeByKey(nodeKey);
         if ($isInlineImageNode(node)) {
           node.remove();
+          return true;
         }
       }
       return false;

packages/lexical-playground/src/nodes/PollComponent.tsx

@@ -152,6 +152,7 @@ export default function PollComponent({
         const node = $getNodeByKey(nodeKey);
         if ($isPollNode(node)) {
           node.remove();
+          return true;
         }
       }
       return false;

packages/lexical-react/src/LexicalBlockWithAlignableContents.tsx

@@ -59,6 +59,7 @@ export function BlockWithAlignableContents({
         const node = $getNodeByKey(nodeKey);
         if ($isDecoratorNode(node)) {
           node.remove();
+          return true;
         }
       }
 

packages/lexical-react/src/LexicalHorizontalRuleNode.tsx

@@ -51,6 +51,7 @@ function HorizontalRuleComponent({nodeKey}: {nodeKey: NodeKey}) {
         const node = $getNodeByKey(nodeKey);
         if ($isHorizontalRuleNode(node)) {
           node.remove();
+          return true;
         }
       }
       return false;