fix(isPostalCode): improve FR locale (#2479)

Co-authored-by: rajput-balram <[email protected]>
Co-authored-by: Rubin Bhandari <[email protected]>

Author: 3 people

src/lib/isPostalCode.js

@@ -28,7 +28,7 @@ const patterns = {
   EE: fiveDigit,
   ES: /^(5[0-2]{1}|[0-4]{1}\d{1})\d{3}$/,
   FI: fiveDigit,
-  FR: /^\d{2}\s?\d{3}$/,
+  FR: /^(?:(?:0[1-9]|[1-8]\d|9[0-5])\d{3}|97[1-46]\d{2})$/,
   GB: /^(gir\s?0aa|[a-z]{1,2}\d[\da-z]?\s?(\d[a-z]{2})?)$/i,
   GR: /^\d{3}\s?\d{2}$/,
   HR: /^([1-5]\d{4}$)/,

test/validators.test.js

@@ -12427,10 +12427,16 @@ describe('Validators', () => {
         locale: 'FR',
         valid: [
           '75008',
+          '44522',
+          '38499',
+          '39940',
+          '01000',
+        ],
+        invalid: [
           '44 522',
-          '98025',
           '38 499',
-          '39940',
+          '96000',
+          '98025',
         ],
       },
       {