add hw2

node_modules/chromium-bidi/lib/cjs/utils/result.d.ts

@@ -0,0 +1,23 @@
+/**
+ * Copyright 2022 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.
+ */
+export type Result<T, E = Error> = {
+    kind: 'success';
+    value: T;
+} | {
+    kind: 'error';
+    error: E;
+};