screenshot/test_1

node_modules/playwright-core/lib/client/jsHandle.js

@@ -0,0 +1,120 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.JSHandle = void 0;
+exports.assertMaxArguments = assertMaxArguments;
+exports.parseResult = parseResult;
+exports.serializeArgument = serializeArgument;
+var _channelOwner = require("./channelOwner");
+var _errors = require("./errors");
+var _serializers = require("../protocol/serializers");
+/**
+ * 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.
+ */
+
+class JSHandle extends _channelOwner.ChannelOwner {
+  static from(handle) {
+    return handle._object;
+  }
+  constructor(parent, type, guid, initializer) {
+    super(parent, type, guid, initializer);
+    this._preview = void 0;
+    this._preview = this._initializer.preview;
+    this._channel.on('previewUpdated', ({
+      preview
+    }) => this._preview = preview);
+  }
+  async evaluate(pageFunction, arg) {
+    const result = await this._channel.evaluateExpression({
+      expression: String(pageFunction),
+      isFunction: typeof pageFunction === 'function',
+      arg: serializeArgument(arg)
+    });
+    return parseResult(result.value);
+  }
+  async evaluateHandle(pageFunction, arg) {
+    const result = await this._channel.evaluateExpressionHandle({
+      expression: String(pageFunction),
+      isFunction: typeof pageFunction === 'function',
+      arg: serializeArgument(arg)
+    });
+    return JSHandle.from(result.handle);
+  }
+  async getProperty(propertyName) {
+    const result = await this._channel.getProperty({
+      name: propertyName
+    });
+    return JSHandle.from(result.handle);
+  }
+  async getProperties() {
+    const map = new Map();
+    for (const {
+      name,
+      value
+    } of (await this._channel.getPropertyList()).properties) map.set(name, JSHandle.from(value));
+    return map;
+  }
+  async jsonValue() {
+    return parseResult((await this._channel.jsonValue()).value);
+  }
+  asElement() {
+    return null;
+  }
+  async [Symbol.asyncDispose]() {
+    await this.dispose();
+  }
+  async dispose() {
+    try {
+      await this._channel.dispose();
+    } catch (e) {
+      if ((0, _errors.isTargetClosedError)(e)) return;
+      throw e;
+    }
+  }
+  toString() {
+    return this._preview;
+  }
+}
+
+// This function takes care of converting all JSHandles to their channels,
+// so that generic channel serializer converts them to guids.
+exports.JSHandle = JSHandle;
+function serializeArgument(arg) {
+  const handles = [];
+  const pushHandle = channel => {
+    handles.push(channel);
+    return handles.length - 1;
+  };
+  const value = (0, _serializers.serializeValue)(arg, value => {
+    if (value instanceof JSHandle) return {
+      h: pushHandle(value._channel)
+    };
+    return {
+      fallThrough: value
+    };
+  });
+  return {
+    value,
+    handles
+  };
+}
+function parseResult(value) {
+  return (0, _serializers.parseSerializedValue)(value, undefined);
+}
+function assertMaxArguments(count, max) {
+  if (count > max) throw new Error('Too many arguments. If you need to pass more than 1 argument to the function wrap them in an object.');
+}