changed providers to optional parameter in options object

src/lib/isCreditCard.js

@@ -11,11 +11,12 @@ const cards = {
   visa: /^(?:4[0-9]{12})(?:[0-9]{3,6})?$/,
 };
 /* eslint-disable max-len */
-const creditCard = /^(?:4[0-9]{12}(?:[0-9]{3,6})?|5[1-5][0-9]{14}|(222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}|6(?:011|5[0-9][0-9])[0-9]{12,15}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35\d{3})\d{11}|6[27][0-9]{14}|^(81[0-9]{14,17}))$/;
+const allCards = /^(?: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}|^(81[0-9]{14,17}))$/;
 /* eslint-enable max-len */
 
 export default function isCreditCard(card, options = {}) {
   assertString(card);
+  const { provider } = options;
   const sanitized = card.replace(/[- ]+/g, '');
   if (provider && provider.toLowerCase() in cards) {
     // specific provider in the list

test/validators.js

@@ -5397,7 +5397,7 @@ describe('Validators', () => {
     });
   });
 
-  
+
   it('should validate identity cards', () => {
     const fixtures = [
       {