Initial commit

node_modules/referrer-policy/dist/index.d.ts

@@ -0,0 +1,7 @@
+/// <reference types="node" />
+import { IncomingMessage, ServerResponse } from 'http';
+interface ReferrerPolicyOptions {
+    policy?: string | string[];
+}
+declare const _default: (options?: ReferrerPolicyOptions | undefined) => (_req: IncomingMessage, res: ServerResponse, next: () => void) => void;
+export = _default;

node_modules/referrer-policy/dist/index.js

@@ -0,0 +1,53 @@
+"use strict";
+function getHeaderValueFromOptions(options) {
+    var DEFAULT_POLICY = 'no-referrer';
+    var ALLOWED_POLICIES = [
+        'no-referrer',
+        'no-referrer-when-downgrade',
+        'same-origin',
+        'origin',
+        'strict-origin',
+        'origin-when-cross-origin',
+        'strict-origin-when-cross-origin',
+        'unsafe-url',
+        ''
+    ];
+    options = options || {};
+    var policyOption;
+    if ('policy' in options) {
+        policyOption = options.policy;
+    }
+    else {
+        policyOption = DEFAULT_POLICY;
+    }
+    var policies = Array.isArray(policyOption) ? policyOption : [policyOption];
+    if (policies.length === 0) {
+        throw new Error('At least one policy must be supplied.');
+    }
+    var policiesSeen = new Set();
+    policies.forEach(function (policy) {
+        if ((typeof policy !== 'string') || (ALLOWED_POLICIES.indexOf(policy) === -1)) {
+            var allowedPoliciesErrorList = ALLOWED_POLICIES.map(function (policy) {
+                if (policy.length) {
+                    return "\"" + policy + "\"";
+                }
+                else {
+                    return 'and the empty string';
+                }
+            }).join(', ');
+            throw new Error("\"" + policy + "\" is not a valid policy. Allowed policies: " + allowedPoliciesErrorList + ".");
+        }
+        if (policiesSeen.has(policy)) {
+            throw new Error("\"" + policy + "\" specified more than once. No duplicates are allowed.");
+        }
+        policiesSeen.add(policy);
+    });
+    return policies.join(',');
+}
+module.exports = function referrerPolicy(options) {
+    var headerValue = getHeaderValueFromOptions(options);
+    return function referrerPolicy(_req, res, next) {
+        res.setHeader('Referrer-Policy', headerValue);
+        next();
+    };
+};