refactor(core): Move isObjectLiteral to @n8n/backend-common (#15414)

packages/@n8n/backend-common/src/index.ts

@@ -6,3 +6,5 @@ const { NODE_ENV } = process.env;
 export const inTest = NODE_ENV === 'test';
 export const inProduction = NODE_ENV === 'production';
 export const inDevelopment = !NODE_ENV || NODE_ENV === 'development';
+
+export { isObjectLiteral } from './utils/is-object-literal';

packages/@n8n/db/package.json

@@ -21,6 +21,7 @@
     "dist/**/*"
   ],
   "dependencies": {
+    "@n8n/backend-common": "workspace:^",
     "@n8n/config": "workspace:^",
     "@n8n/constants": "workspace:^",
     "@n8n/di": "workspace:^",

packages/@n8n/db/src/migrations/common/1659888469333-AddJsonKeyPinData.ts

@@ -1,4 +1,4 @@
-import { isObjectLiteral } from 'n8n-core';
+import { isObjectLiteral } from '@n8n/backend-common';
 import type { IDataObject, INodeExecutionData } from 'n8n-workflow';
 
 import type { MigrationContext, IrreversibleMigration } from '../migration-types';

packages/cli/src/middlewares/list-query/dtos/base.filter.dto.ts

@@ -1,6 +1,6 @@
+import { isObjectLiteral } from '@n8n/backend-common';
 import { plainToInstance, instanceToPlain } from 'class-transformer';
 import { validate } from 'class-validator';
-import { isObjectLiteral } from 'n8n-core';
 import { jsonParse, UnexpectedError } from 'n8n-workflow';
 
 export class BaseFilter {

packages/cli/src/scaling/scaling.service.ts

@@ -1,8 +1,9 @@
+import { isObjectLiteral } from '@n8n/backend-common';
 import { GlobalConfig } from '@n8n/config';
 import { ExecutionRepository } from '@n8n/db';
 import { OnLeaderStepdown, OnLeaderTakeover, OnShutdown } from '@n8n/decorators';
 import { Container, Service } from '@n8n/di';
-import { ErrorReporter, InstanceSettings, isObjectLiteral, Logger } from 'n8n-core';
+import { ErrorReporter, InstanceSettings, Logger } from 'n8n-core';
 import {
 	BINARY_ENCODING,
 	sleep,

packages/cli/src/services/credentials-tester.service.ts

@@ -3,6 +3,7 @@
 /* eslint-disable @typescript-eslint/no-unsafe-assignment */
 /* eslint-disable @typescript-eslint/no-unsafe-return */
 /* eslint-disable @typescript-eslint/no-unsafe-call */
+import { isObjectLiteral } from '@n8n/backend-common';
 import type { User } from '@n8n/db';
 import { Service } from '@n8n/di';
 import get from 'lodash/get';
@@ -12,7 +13,6 @@ import {
 	ExecuteContext,
 	Logger,
 	RoutingNode,
-	isObjectLiteral,
 } from 'n8n-core';
 import type {
 	ICredentialsDecrypted,

packages/cli/src/utils/object-to-error.ts

@@ -1,4 +1,4 @@
-import { isObjectLiteral } from 'n8n-core';
+import { isObjectLiteral } from '@n8n/backend-common';
 import { NodeOperationError } from 'n8n-workflow';
 import type { Workflow } from 'n8n-workflow';
 

packages/core/src/credentials.ts

@@ -1,3 +1,4 @@
+import { isObjectLiteral } from '@n8n/backend-common';
 import { Container } from '@n8n/di';
 import type { ICredentialDataDecryptedObject, ICredentialsEncrypted } from 'n8n-workflow';
 import { ApplicationError, ICredentials, jsonParse } from 'n8n-workflow';
@@ -5,7 +6,6 @@ import * as a from 'node:assert';
 
 import { CREDENTIAL_ERRORS } from '@/constants';
 import { Cipher } from '@/encryption/cipher';
-import { isObjectLiteral } from '@/utils';
 
 export class CredentialDataError extends ApplicationError {
 	constructor({ name, type, id }: Credentials<object>, message: string, cause?: unknown) {

packages/core/src/logging/logger.ts

@@ -1,4 +1,4 @@
-import { inDevelopment, inProduction } from '@n8n/backend-common';
+import { inDevelopment, inProduction, isObjectLiteral } from '@n8n/backend-common';
 import type { LogScope } from '@n8n/config';
 import { GlobalConfig, InstanceSettingsConfig } from '@n8n/config';
 import { Service } from '@n8n/di';
@@ -15,8 +15,6 @@ import path, { basename } from 'node:path';
 import pc from 'picocolors';
 import winston from 'winston';
 
-import { isObjectLiteral } from '@/utils/is-object-literal';
-
 const noOp = () => {};
 
 @Service()

packages/core/src/utils/index.ts

@@ -1,2 +1 @@
 export * from './serialized-buffer';
-export { isObjectLiteral } from './is-object-literal';

packages/core/src/utils/serialized-buffer.ts

@@ -1,4 +1,4 @@
-import { isObjectLiteral } from './is-object-literal';
+import { isObjectLiteral } from '@n8n/backend-common';
 
 /** A nodejs Buffer gone through JSON.stringify */
 export type SerializedBuffer = {

packages/core/tsconfig.json

@@ -20,6 +20,7 @@
 	"references": [
 		{ "path": "../workflow/tsconfig.build.json" },
 		{ "path": "../@n8n/decorators/tsconfig.build.json" },
+		{ "path": "../@n8n/backend-common/tsconfig.build.json" },
 		{ "path": "../@n8n/config/tsconfig.build.json" },
 		{ "path": "../@n8n/di/tsconfig.build.json" },
 		{ "path": "../@n8n/client-oauth2/tsconfig.build.json" }

pnpm-lock.yaml

@@ -484,6 +484,9 @@ importers:
 
   packages/@n8n/db:
     dependencies:
+      '@n8n/backend-common':
+        specifier: workspace:^
+        version: link:../backend-common
       '@n8n/config':
         specifier: workspace:^
         version: link:../config
@@ -726,7 +729,7 @@ importers:
         version: 4.3.0
       '@getzep/zep-cloud':
         specifier: 1.0.12
-        version: 1.0.12(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)(langchain@0.3.11(b4eb53fe8b825d6e8edd96cc3d942586))
+        version: 1.0.12(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)(langchain@0.3.11(7f2a4b9c5436679ca8b0df05212b4905))
       '@getzep/zep-js':
         specifier: 0.9.0
         version: 0.9.0
@@ -753,7 +756,7 @@ importers:
         version: 0.3.2(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)
       '@langchain/community':
         specifier: 'catalog:'
-        version: 0.3.24(67fb36bad0bcdd2b0df3579415b33a93)
+        version: 0.3.24(0b620065402de60ffbc4ade3af2d8197)
       '@langchain/core':
         specifier: 'catalog:'
         version: 0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1))
@@ -855,7 +858,7 @@ importers:
         version: 23.0.1
       langchain:
         specifier: 0.3.11
-        version: 0.3.11(b4eb53fe8b825d6e8edd96cc3d942586)
+        version: 0.3.11(7f2a4b9c5436679ca8b0df05212b4905)
       lodash:
         specifier: 'catalog:'
         version: 4.17.21
@@ -16468,7 +16471,7 @@ snapshots:
   '@gar/promisify@1.1.3':
     optional: true
 
-  '@getzep/zep-cloud@1.0.12(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)(langchain@0.3.11(b4eb53fe8b825d6e8edd96cc3d942586))':
+  '@getzep/zep-cloud@1.0.12(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)(langchain@0.3.11(7f2a4b9c5436679ca8b0df05212b4905))':
     dependencies:
       form-data: 4.0.0
       node-fetch: 2.7.0(encoding@0.1.13)
@@ -16477,7 +16480,7 @@ snapshots:
       zod: 3.24.1
     optionalDependencies:
       '@langchain/core': 0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1))
-      langchain: 0.3.11(b4eb53fe8b825d6e8edd96cc3d942586)
+      langchain: 0.3.11(7f2a4b9c5436679ca8b0df05212b4905)
     transitivePeerDependencies:
       - encoding
 
@@ -16989,7 +16992,7 @@ snapshots:
       - aws-crt
       - encoding
 
-  '@langchain/community@0.3.24(67fb36bad0bcdd2b0df3579415b33a93)':
+  '@langchain/community@0.3.24(0b620065402de60ffbc4ade3af2d8197)':
     dependencies:
       '@browserbasehq/stagehand': 1.9.0(@playwright/test@1.49.1)(deepmerge@4.3.1)(dotenv@16.4.5)(encoding@0.1.13)(openai@4.78.1(encoding@0.1.13)(zod@3.24.1))(zod@3.24.1)
       '@ibm-cloud/watsonx-ai': 1.1.2
@@ -17000,7 +17003,7 @@ snapshots:
       flat: 5.0.2
       ibm-cloud-sdk-core: 5.3.2
       js-yaml: 4.1.0
-      langchain: 0.3.11(b4eb53fe8b825d6e8edd96cc3d942586)
+      langchain: 0.3.11(7f2a4b9c5436679ca8b0df05212b4905)
       langsmith: 0.2.15(openai@4.78.1(encoding@0.1.13)(zod@3.24.1))
       openai: 4.78.1(encoding@0.1.13)(zod@3.24.1)
       uuid: 10.0.0
@@ -17015,7 +17018,7 @@ snapshots:
       '@aws-sdk/credential-provider-node': 3.808.0
       '@azure/storage-blob': 12.26.0
       '@browserbasehq/sdk': 2.0.0(encoding@0.1.13)
-      '@getzep/zep-cloud': 1.0.12(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)(langchain@0.3.11(b4eb53fe8b825d6e8edd96cc3d942586))
+      '@getzep/zep-cloud': 1.0.12(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)(langchain@0.3.11(7f2a4b9c5436679ca8b0df05212b4905))
       '@getzep/zep-js': 0.9.0
       '@google-ai/generativelanguage': 2.6.0(encoding@0.1.13)
       '@google-cloud/storage': 7.12.1(encoding@0.1.13)
@@ -23202,7 +23205,7 @@ snapshots:
       '@types/debug': 4.1.12
       '@types/node': 18.16.16
       '@types/tough-cookie': 4.0.2
-      axios: 1.8.3(debug@4.4.0)
+      axios: 1.8.3
       camelcase: 6.3.0
       debug: 4.4.0(supports-color@8.1.1)
       dotenv: 16.4.5
@@ -23212,7 +23215,7 @@ snapshots:
       isstream: 0.1.2
       jsonwebtoken: 9.0.2
       mime-types: 2.1.35
-      retry-axios: 2.6.0(axios@1.8.3)
+      retry-axios: 2.6.0(axios@1.8.3(debug@4.4.0))
       tough-cookie: 4.1.3
     transitivePeerDependencies:
       - supports-color
@@ -24206,7 +24209,7 @@ snapshots:
 
   kuler@2.0.0: {}
 
-  langchain@0.3.11(b4eb53fe8b825d6e8edd96cc3d942586):
+  langchain@0.3.11(7f2a4b9c5436679ca8b0df05212b4905):
     dependencies:
       '@langchain/core': 0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1))
       '@langchain/openai': 0.3.17(@langchain/core@0.3.30(openai@4.78.1(encoding@0.1.13)(zod@3.24.1)))(encoding@0.1.13)
@@ -26583,7 +26586,7 @@ snapshots:
       onetime: 5.1.2
       signal-exit: 3.0.7
 
-  retry-axios@2.6.0(axios@1.8.3):
+  retry-axios@2.6.0(axios@1.8.3(debug@4.4.0)):
     dependencies:
       axios: 1.8.3