JWT Autorization / Logging in and registering

node_modules/validator/es/lib/isIPRange.js

@@ -0,0 +1,22 @@
+import assertString from './util/assertString';
+import isIP from './isIP';
+var subnetMaybe = /^\d{1,2}$/;
+export default function isIPRange(str) {
+  assertString(str);
+  var parts = str.split('/'); // parts[0] -> ip, parts[1] -> subnet
+
+  if (parts.length !== 2) {
+    return false;
+  }
+
+  if (!subnetMaybe.test(parts[1])) {
+    return false;
+  } // Disallow preceding 0 i.e. 01, 02, ...
+
+
+  if (parts[1].length > 1 && parts[1].startsWith('0')) {
+    return false;
+  }
+
+  return isIP(parts[0], 4) && parts[1] <= 32 && parts[1] >= 0;
+}