backend v4 half

SerpentRace_Backend/node_modules/validator/es/lib/isJWT.js

@@ -0,0 +1,15 @@
+import assertString from './util/assertString';
+import isBase64 from './isBase64';
+export default function isJWT(str) {
+  assertString(str);
+  var dotSplit = str.split('.');
+  var len = dotSplit.length;
+  if (len !== 3) {
+    return false;
+  }
+  return dotSplit.reduce(function (acc, currElem) {
+    return acc && isBase64(currElem, {
+      urlSafe: true
+    });
+  }, true);
+}