add hw2

node_modules/chromium-bidi/lib/cjs/utils/uuid.js

@@ -0,0 +1,64 @@
+"use strict";
+/**
+ * Copyright 2023 Google LLC.
+ * Copyright (c) Microsoft Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.uuidv4 = uuidv4;
+function bytesToHex(bytes) {
+    return bytes.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '');
+}
+/**
+ * Generates a random v4 UUID, as specified in RFC4122.
+ *
+ * Uses the native Web Crypto API if available, otherwise falls back to a
+ * polyfill.
+ *
+ * Example: '9b1deb4d-3b7d-4bad-9bdd-2b0d7b3dcb6d'
+ */
+function uuidv4() {
+    // Available only in secure contexts
+    // https://developer.mozilla.org/en-US/docs/Web/API/Web_Crypto_API
+    if ('crypto' in globalThis && 'randomUUID' in globalThis.crypto) {
+        // Node with
+        // https://nodejs.org/dist/latest-v20.x/docs/api/globals.html#crypto_1 or
+        // secure browser context.
+        return globalThis.crypto.randomUUID();
+    }
+    const randomValues = new Uint8Array(16);
+    if ('crypto' in globalThis && 'getRandomValues' in globalThis.crypto) {
+        // Node (>=18) with
+        // https://nodejs.org/dist/latest-v20.x/docs/api/globals.html#crypto_1 or
+        // browser.
+        globalThis.crypto.getRandomValues(randomValues);
+    }
+    else {
+        // Node (<=16) without
+        // https://nodejs.org/dist/latest-v20.x/docs/api/globals.html#crypto_1.
+        // eslint-disable-next-line @typescript-eslint/no-require-imports
+        require('crypto').webcrypto.getRandomValues(randomValues);
+    }
+    // Set version (4) and variant (RFC4122) bits.
+    randomValues[6] = (randomValues[6] & 0x0f) | 0x40;
+    randomValues[8] = (randomValues[8] & 0x3f) | 0x80;
+    return [
+        bytesToHex(randomValues.subarray(0, 4)),
+        bytesToHex(randomValues.subarray(4, 6)),
+        bytesToHex(randomValues.subarray(6, 8)),
+        bytesToHex(randomValues.subarray(8, 10)),
+        bytesToHex(randomValues.subarray(10, 16)),
+    ].join('-');
+}
+//# sourceMappingURL=uuid.js.map