From f5dec41b34ff17c79a334d7960b8775abf7da4f1 Mon Sep 17 00:00:00 2001
From: yassinedorbozgithub <yassine.dorboz.2022@gmail.com>
Date: Tue, 6 May 2025 14:57:58 +0100
Subject: [PATCH] fix: handle array edge case

---
 api/src/utils/helpers/flatten.spec.ts | 4 ++++
 api/src/utils/helpers/flatten.ts      | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/api/src/utils/helpers/flatten.spec.ts b/api/src/utils/helpers/flatten.spec.ts
index aa3ffac5..dbb5f9ce 100644
--- a/api/src/utils/helpers/flatten.spec.ts
+++ b/api/src/utils/helpers/flatten.spec.ts
@@ -111,4 +111,8 @@ describe('flatten', () => {
 
     expect(result).toStrictEqual({});
   });
+
+  it('should throw an error if data is an array', () => {
+    expect(() => flatten([])).toThrow('Data should be an object!');
+  });
 });
diff --git a/api/src/utils/helpers/flatten.ts b/api/src/utils/helpers/flatten.ts
index 466d76ee..adf517a9 100644
--- a/api/src/utils/helpers/flatten.ts
+++ b/api/src/utils/helpers/flatten.ts
@@ -18,6 +18,10 @@ export const flatten = (
   prefix: string | undefined = undefined,
   result: object = {},
 ): object => {
+  if (Array.isArray(data)) {
+    throw new Error('Data should be an object!');
+  }
+
   for (const [key, value] of Object.entries(data)) {
     const path = prefix ? `${prefix}.${key}` : key;