fix(Code Node): Fix item and items alias regression (#6331)

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

@@ -102,13 +102,18 @@ export class Code implements INodeType {
 		const getSandbox = (index = 0) => {
 			const code = this.getNodeParameter(codeParameterName, index) as string;
 			const context = getSandboxContext.call(this, index);
+			if (nodeMode === 'runOnceForAllItems') {
+				context.items = context.$input.all();
+			} else {
+				context.item = context.$input.item;
+			}
+
 			if (language === 'python') {
 				const modules = this.getNodeParameter('modules', index) as string;
 				const moduleImports: string[] = modules ? modules.split(',').map((m) => m.trim()) : [];
 				context.printOverwrite = workflowMode === 'manual' ? this.sendMessageToUI : null;
 				return new PythonSandbox(context, code, moduleImports, index, this.helpers);
 			} else {
-				context.items = context.$input.all();
 				const sandbox = new JavaScriptSandbox(context, code, index, workflowMode, this.helpers);
 				if (workflowMode === 'manual') {
 					sandbox.vm.on('console.log', this.sendMessageToUI);

packages/nodes-base/nodes/Code/test/Code.workflow.json

@@ -1,56 +1,64 @@
 {
-	"name": "My workflow 24",
 	"nodes": [
 		{
 			"parameters": {},
-			"id": "3691826c-caf3-4773-b0af-f5fe2eda42bc",
+			"id": "33eede8d-2ab0-42ab-b79a-a069d8549ab0",
 			"name": "When clicking \"Execute Workflow\"",
 			"type": "n8n-nodes-base.manualTrigger",
 			"typeVersion": 1,
-			"position": [
+			"position": [-40, 580]
-				-960,
-				600
-			]
 		},
 		{
 			"parameters": {
 				"jsCode": "return[\n  { value: 1 },\n  { value: 2 },\n]"
 			},
-			"id": "149e8223-20e2-480e-b675-2aeb6a9f9095",
+			"id": "a5913b52-24dc-4f81-bb7f-f90e61dad978",
 			"name": "Sample Data",
 			"type": "n8n-nodes-base.code",
 			"typeVersion": 1,
-			"position": [
+			"position": [200, 580]
-				-720,
-				600
-			]
 		},
 		{
 			"parameters": {
 				"jsCode": "// Loop over input items and add a new field\n// called 'myNewField' to the JSON of each one\nlet sum = 0;\nfor (const item of $input.all()) {\n  sum += item.json.value;\n}\n\nreturn [ {sum} ];"
 			},
-			"id": "2002ec71-fd88-4a5b-b2fe-0071fc5397e4",
+			"id": "c4ad4913-5af3-42bc-a784-69182f1facdd",
 			"name": "Run Once for All Items",
 			"type": "n8n-nodes-base.code",
 			"typeVersion": 1,
-			"position": [
+			"position": [460, 320]
-				-460,
+		},
-				480
+		{
-			]
+			"parameters": {
+				"jsCode": "// Loop over input items and add a new field\n// called 'myNewField' to the JSON of each one\nlet sum = 0;\nfor (const item of items) {\n  sum += item.json.value;\n}\n\nreturn [ {sum} ];"
+			},
+			"id": "34cbd204-4335-4790-92cd-c3df617eee21",
+			"name": "Run Once for All Items (Legacy Syntax)",
+			"type": "n8n-nodes-base.code",
+			"typeVersion": 1,
+			"position": [460, 500]
 		},
 		{
 			"parameters": {
 				"mode": "runOnceForEachItem",
 				"jsCode": "// Add a new field called 'myNewField' to the\n// JSON of the item\n$input.item.json.myNewField = $input.item.json.value;\n\nreturn $input.item;"
 			},
-			"id": "9adbeb7a-c711-4ff6-881e-96d5e122c2bc",
+			"id": "f67d29bf-554a-4572-8867-4456182dec24",
 			"name": "Run Once for Each Item",
 			"type": "n8n-nodes-base.code",
 			"typeVersion": 1,
-			"position": [
+			"position": [460, 680]
-				-460,
+		},
-				720
+		{
-			]
+			"parameters": {
+				"mode": "runOnceForEachItem",
+				"jsCode": "// Add a new field called 'myNewField' to the\n// JSON of the item\nitem.json.myNewField = item.json.value;\n\nreturn item;"
+			},
+			"id": "6f4bf149-e84e-4e0d-802a-7eaf7a42b18c",
+			"name": "Run Once for Each Item  (Legacy Syntax)",
+			"type": "n8n-nodes-base.code",
+			"typeVersion": 1,
+			"position": [460, 860]
 		}
 	],
 	"pinData": {
@@ -74,6 +82,27 @@
 					"myNewField": 2
 				}
 			}
+		],
+		"Run Once for All Items (Legacy Syntax)": [
+			{
+				"json": {
+					"sum": 3
+				}
+			}
+		],
+		"Run Once for Each Item  (Legacy Syntax)": [
+			{
+				"json": {
+					"value": 1,
+					"myNewField": 1
+				}
+			},
+			{
+				"json": {
+					"value": 2,
+					"myNewField": 2
+				}
+			}
 		]
 	},
 	"connections": {
@@ -100,17 +129,19 @@
 						"node": "Run Once for Each Item",
 						"type": "main",
 						"index": 0
+					},
+					{
+						"node": "Run Once for All Items (Legacy Syntax)",
+						"type": "main",
+						"index": 0
+					},
+					{
+						"node": "Run Once for Each Item  (Legacy Syntax)",
+						"type": "main",
+						"index": 0
 					}
 				]
 			]
 		}
-	},
+	}
-	"active": false,
-	"settings": {},
-	"versionId": "b0d8ec77-92ab-4fa7-93b1-8a2e3543059d",
-	"id": "181",
-	"meta": {
-		"instanceId": "104a4d08d8897b8bdeb38aaca515021075e0bd8544c983c2bb8c86e6a8e6081c"
-	},
-	"tags": []
 }