Add spaces before functions

lib/recurly/validate.js

@@ -116,11 +116,11 @@ function buildCompareValue (start, length, terminator) {
  * @return {String} card type
  */
 
-export function cardType(number, partial = false) {
+export function cardType (number, partial = false) {
   return findCardGroup(number, partial)?.type || 'unknown';
 }
 
-function findCardGroup(number, partial) {
+function findCardGroup (number, partial) {
   const cardNumber = parseCard(number);
 
   const types = Object.keys(CREDIT_CARD_TYPES).map(function (type) {
@@ -141,12 +141,12 @@ function findCardGroup(number, partial) {
     if (group) {
       return { type, group };
     }
-  }).filter(function (typeWithGroup) { return !!typeWithGroup });
+  }).filter(function (typeWithGroup) { return !!typeWithGroup; });
 
   return types.length == 1 && types[0];
 }
 
-function findInRange(ranges, cardNumber) {
+function findInRange (ranges, cardNumber) {
   const compareLength = Math.min(cardNumber.length, 8);
   const compareValue = buildCompareValue(cardNumber, compareLength, '0');
 
@@ -158,7 +158,7 @@ function findInRange(ranges, cardNumber) {
   });
 }
 
-export function cardCoBrand(number) {
+export function cardCoBrand (number) {
   const cardNumber = parseCard(number);
   const coBrands = findCardGroup(cardNumber, false)?.group?.co_brands;