add hw2

node_modules/chromium-bidi/lib/esm/bidiMapper/modules/script/SharedId.js

@@ -0,0 +1,70 @@
+/*
+ * 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.
+ */
+const SHARED_ID_DIVIDER = '_element_';
+export function getSharedId(frameId, documentId, backendNodeId) {
+    return `f.${frameId}.d.${documentId}.e.${backendNodeId}`;
+}
+function parseLegacySharedId(sharedId) {
+    const match = sharedId.match(new RegExp(`(.*)${SHARED_ID_DIVIDER}(.*)`));
+    if (!match) {
+        // SharedId is incorrectly formatted.
+        return null;
+    }
+    const documentId = match[1];
+    const elementId = match[2];
+    if (documentId === undefined || elementId === undefined) {
+        return null;
+    }
+    const backendNodeId = parseInt(elementId ?? '');
+    if (isNaN(backendNodeId)) {
+        return null;
+    }
+    return {
+        documentId,
+        backendNodeId,
+    };
+}
+export function parseSharedId(sharedId) {
+    // TODO: remove legacy check once ChromeDriver provides sharedId in the new format.
+    const legacyFormattedSharedId = parseLegacySharedId(sharedId);
+    if (legacyFormattedSharedId !== null) {
+        return { ...legacyFormattedSharedId, frameId: undefined };
+    }
+    const match = sharedId.match(/f\.(.*)\.d\.(.*)\.e\.([0-9]*)/);
+    if (!match) {
+        // SharedId is incorrectly formatted.
+        return null;
+    }
+    const frameId = match[1];
+    const documentId = match[2];
+    const elementId = match[3];
+    if (frameId === undefined ||
+        documentId === undefined ||
+        elementId === undefined) {
+        return null;
+    }
+    const backendNodeId = parseInt(elementId ?? '');
+    if (isNaN(backendNodeId)) {
+        return null;
+    }
+    return {
+        frameId,
+        documentId,
+        backendNodeId,
+    };
+}
+//# sourceMappingURL=SharedId.js.map