From b70210037b6f922a1ea7344bcf1a950611c28e1e Mon Sep 17 00:00:00 2001
From: Luis Felix <lfelix3011@gmail.com>
Date: Wed, 21 Aug 2024 22:15:53 -0400
Subject: [PATCH] OV-29: + utilities methods to validate array and obj

---
 frontend/src/bundles/common/helpers/helpers.ts   | 1 +
 frontend/src/bundles/common/helpers/utilities.ts | 9 +++++++++
 2 files changed, 10 insertions(+)
 create mode 100644 frontend/src/bundles/common/helpers/utilities.ts

diff --git a/frontend/src/bundles/common/helpers/helpers.ts b/frontend/src/bundles/common/helpers/helpers.ts
index 5acdb8642..c2872899c 100644
--- a/frontend/src/bundles/common/helpers/helpers.ts
+++ b/frontend/src/bundles/common/helpers/helpers.ts
@@ -1 +1,2 @@
+export { isEmptyArray,isNullOrUndefined, isStringNullOrEmpty } from './utilities.js';
 export { configureString } from 'shared';
diff --git a/frontend/src/bundles/common/helpers/utilities.ts b/frontend/src/bundles/common/helpers/utilities.ts
new file mode 100644
index 000000000..913288a3f
--- /dev/null
+++ b/frontend/src/bundles/common/helpers/utilities.ts
@@ -0,0 +1,9 @@
+const isNullOrUndefined = <T>(value: T | null | undefined): value is null | undefined =>
+    value === undefined || value === null;
+
+const isStringNullOrEmpty = (value: string | null | undefined): value is null | undefined =>
+    isNullOrUndefined<string>(value) || (value ).trim().length === 0;
+
+const isEmptyArray = <T>(value: T[]): boolean => isNullOrUndefined<T[]>(value) || value.length === 0;
+
+export { isEmptyArray, isNullOrUndefined, isStringNullOrEmpty };