SB-6.1-PRE

node_modules/validator/lib/isIPRange.js

@@ -0,0 +1,37 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = isIPRange;
+
+var _assertString = _interopRequireDefault(require("./util/assertString"));
+
+var _isIP = _interopRequireDefault(require("./isIP"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+
+var subnetMaybe = /^\d{1,2}$/;
+
+function isIPRange(str) {
+  (0, _assertString.default)(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 (0, _isIP.default)(parts[0], 4) && parts[1] <= 32 && parts[1] >= 0;
+}
+
+module.exports = exports.default;
+module.exports.default = exports.default;