From a4eb46acc178533e3c63fedcf0d884a5b66bae28 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E0=A4=95=E0=A4=BE=E0=A4=B0=E0=A4=A4=E0=A5=8B=E0=A4=AB?=
 =?UTF-8?q?=E0=A5=8D=E0=A4=AB=E0=A5=87=E0=A4=B2=E0=A4=B8=E0=A5=8D=E0=A4=95?=
 =?UTF-8?q?=E0=A5=8D=E0=A4=B0=E0=A4=BF=E0=A4=AA=E0=A5=8D=E0=A4=9F=E2=84=A2?=
 <netroy@users.noreply.github.com>
Date: Wed, 26 Apr 2023 09:11:13 +0000
Subject: [PATCH] fix(core): Serialize dates and regexps when reading from
 augmented objects (#6086)

https://community.n8n.io/t/workflows-fail-when-triggered-but-succeed-when-run-manually/25575
---
 packages/workflow/src/AugmentObject.ts       | 5 +++++
 packages/workflow/test/AugmentObject.test.ts | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/packages/workflow/src/AugmentObject.ts b/packages/workflow/src/AugmentObject.ts
index 80a80b905..b05e761a0 100644
--- a/packages/workflow/src/AugmentObject.ts
+++ b/packages/workflow/src/AugmentObject.ts
@@ -90,6 +90,11 @@ export function augmentObject<T extends object>(data: T): T {
 
 			// eslint-disable-next-line @typescript-eslint/no-unsafe-assignment
 			const value = Reflect.get(target, key, receiver);
+
+			if (typeof value !== 'object' || value === null) return value;
+			if (value instanceof RegExp) return value.toString();
+			if ('toJSON' in value && typeof value.toJSON === 'function') return value.toJSON() as T;
+
 			const newValue = augment(value);
 			if (newValue !== value) {
 				Object.assign(newData, { [key]: newValue });
diff --git a/packages/workflow/test/AugmentObject.test.ts b/packages/workflow/test/AugmentObject.test.ts
index e9fe6ee94..857114a10 100644
--- a/packages/workflow/test/AugmentObject.test.ts
+++ b/packages/workflow/test/AugmentObject.test.ts
@@ -233,8 +233,8 @@ describe('AugmentObject', () => {
 				a: 9111,
 				b: '9222',
 				c: 3,
-				d: date,
-				r: regexp,
+				d: date.toJSON(),
+				r: regexp.toString(),
 			});
 		});