src/filters/parsePhone.js

@@ -1,4 +1,7 @@
 export default function (phone, prefix = 34) {
+    if (!phone) {
+        return;
+    }
     if (phone.startsWith('+')) {
         return `${phone.slice(1)}`;
     }

test/vitest/__tests__/components/common/VnLinkPhone.spec.js

@@ -2,6 +2,14 @@ import { describe, it, expect } from 'vitest';
 import parsePhone from 'src/filters/parsePhone';
 
 describe('parsePhone filter', () => {
+    it('no phone', () => {
+        const resultado = parsePhone(null, '34');
+        expect(resultado).toBe(undefined);
+    });
+    it('no phone and no prefix', () => {
+        const resultado = parsePhone(null, null);
+        expect(resultado).toBe(undefined);
+    });
     it("adds prefix +34 if it doesn't have one", () => {
         const resultado = parsePhone('123456789', '34');
         expect(resultado).toBe('34123456789');