From df1351a2ac8059350d4e723afc0f859e22a3ab61 Mon Sep 17 00:00:00 2001
From: Ciprian Stoleru <stoleru.ciprian20@gmail.com>
Date: Mon, 12 Jun 2023 06:59:50 +0300
Subject: [PATCH] fix(isDate): enhance Date declaration compatibility across
 multiple environments (#2231)

---
 src/lib/isDate.js       | 20 +++++++++++++++++++-
 test/validators.test.js |  2 ++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/src/lib/isDate.js b/src/lib/isDate.js
index 8b7862e8b..9f1c6926b 100644
--- a/src/lib/isDate.js
+++ b/src/lib/isDate.js
@@ -47,7 +47,25 @@ export default function isDate(input, options) {
       dateObj[formatWord.charAt(0)] = dateWord;
     }
 
-    return new Date(`${dateObj.m}/${dateObj.d}/${dateObj.y}`).getDate() === +dateObj.d;
+    let fullYear = dateObj.y;
+
+    if (dateObj.y.length === 2) {
+      const parsedYear = parseInt(dateObj.y, 10);
+
+      if (isNaN(parsedYear)) {
+        return false;
+      }
+
+      const currentYearLastTwoDigits = new Date().getFullYear() % 100;
+
+      if (parsedYear < currentYearLastTwoDigits) {
+        fullYear = `20${dateObj.y}`;
+      } else {
+        fullYear = `19${dateObj.y}`;
+      }
+    }
+
+    return new Date(`${fullYear}-${dateObj.m}-${dateObj.d}`).getDate() === +dateObj.d;
   }
 
   if (!options.strictMode) {
diff --git a/test/validators.test.js b/test/validators.test.js
index 937b52a26..655f370b2 100644
--- a/test/validators.test.js
+++ b/test/validators.test.js
@@ -12803,6 +12803,7 @@ describe('Validators', () => {
         '15/7/2002',
         '15-7-2002',
         '15/07-02',
+        '30/04/--',
       ],
     });
     test({
@@ -12817,6 +12818,7 @@ describe('Validators', () => {
         '15/7/02',
         '15-7-02',
         '5/7-02',
+        '3/4/aa',
       ],
     });
     test({