useOnBlockDrop: Fix TypeError via array coercion (#58686)

Fixes #58653 Co-authored-by: mcsf <[email protected]> Co-authored-by: ellatrix <[email protected]> Co-authored-by: t-hamano <[email protected]> Co-authored-by: mrfoxtalbot <[email protected]>
WordPress · Feb 5, 2024 · 8c24f68 · 8c24f68
1 parent d79a464
commit 8c24f68
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/packages/block-editor/src/components/use-on-block-drop/index.js b/packages/block-editor/src/components/use-on-block-drop/index.js
@@ -252,6 +252,8 @@ export default function useOnBlockDrop(
 			initialPosition = 0,
 			clientIdsToReplace = []
 		) => {
+			if ( ! Array.isArray( blocks ) ) blocks = [ blocks ];
+
 			const clientIds = getBlockOrder( targetRootClientId );
 			const clientId = clientIds[ targetBlockIndex ];
 			const blocksClientIds = blocks.map( ( block ) => block.clientId );