From d4a5ee0a13c8293f390812ddef21bc6969ffd78a Mon Sep 17 00:00:00 2001
From: aemarcuss <marek@aevise.net>
Date: Sun, 22 Mar 2020 19:28:45 +0000
Subject: [PATCH] feat(isCreditCard): added support for 19 digit cc (#1177)

* added support for 19 digit cc

added support for 19 digit visa and  discover

* Update validators.js

added tests
---
 src/lib/isCreditCard.js | 2 +-
 test/validators.js      | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lib/isCreditCard.js b/src/lib/isCreditCard.js
index 79a66445b..2b6f2b217 100644
--- a/src/lib/isCreditCard.js
+++ b/src/lib/isCreditCard.js
@@ -1,7 +1,7 @@
 import assertString from './util/assertString';
 
 /* eslint-disable max-len */
-const creditCard = /^(?:4[0-9]{12}(?:[0-9]{3})?|5[1-5][0-9]{14}|(222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\d{3})\d{11}|6[27][0-9]{14})$/;
+const creditCard = /^(?:4[0-9]{12}(?:[0-9]{3,6})?|5[1-5][0-9]{14}|(222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}|6(?:011|5[0-9][0-9])[0-9]{12,15}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\d{3})\d{11}|6[27][0-9]{14})$/;
 /* eslint-enable max-len */
 
 export default function isCreditCard(str) {
diff --git a/test/validators.js b/test/validators.js
index 49ce190b5..3eadcc072 100644
--- a/test/validators.js
+++ b/test/validators.js
@@ -3893,6 +3893,7 @@ describe('Validators', () => {
         '2720428011723762',
         '2718760626256570',
         '6765780016990268',
+        '4716989580001715211',
       ],
       invalid: [
         'foo',
@@ -3906,6 +3907,7 @@ describe('Validators', () => {
         'prefix6234917882863855',
         '623491788middle2863855',
         '6234917882863855suffix',
+        '4716989580001715213',
       ],
     });
   });