🐛 Fix issue that FunctionItem-Node loses binary data #840

packages/nodes-base/nodes/FunctionItem.node.ts

@@ -100,8 +100,14 @@ export class FunctionItem implements INodeType {
 			throw new Error('No data got returned. Always an object has to be returned!');
 		}
 
-		return {
+		const returnItem: INodeExecutionData = {
 			json: jsonData
 		};
+
+		if (item.binary) {
+			returnItem.binary = item.binary;
+		}
+
+		return returnItem;
 	}
 }