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diff --git a/school/node_modules/tough-cookie/lib/permuteDomain.js b/school/node_modules/tough-cookie/lib/permuteDomain.js
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+/*!
+ * Copyright (c) 2015, Salesforce.com, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of Salesforce.com nor the names of its contributors may
+ * be used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+"use strict";
+const pubsuffix = require("./pubsuffix-psl");
+
+// Gives the permutation of all possible domainMatch()es of a given domain. The
+// array is in shortest-to-longest order.  Handy for indexing.
+
+function permuteDomain(domain, allowSpecialUseDomain) {
+  const pubSuf = pubsuffix.getPublicSuffix(domain, {
+    allowSpecialUseDomain: allowSpecialUseDomain
+  });
+
+  if (!pubSuf) {
+    return null;
+  }
+  if (pubSuf == domain) {
+    return [domain];
+  }
+
+  // Nuke trailing dot
+  if (domain.slice(-1) == ".") {
+    domain = domain.slice(0, -1);
+  }
+
+  const prefix = domain.slice(0, -(pubSuf.length + 1)); // ".example.com"
+  const parts = prefix.split(".").reverse();
+  let cur = pubSuf;
+  const permutations = [cur];
+  while (parts.length) {
+    cur = `${parts.shift()}.${cur}`;
+    permutations.push(cur);
+  }
+  return permutations;
+}
+
+exports.permuteDomain = permuteDomain;