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How to use forEachChildren method in Playwright Internal
Best JavaScript code snippet using playwright-internal
subscription-tree.js
Source:subscription-tree.js 
1// HACK: to gain access to the subscription prototype, see below.2var Subscription;3// Use "psuedo-subscription" objects that represent4// the document levels. 5//6// The rules are:7// - an outer sub kills it's children, like computations8// - each inner sub is attached to a document, when the doc is removed,9// the sub is stopped10// - child subs pass added/etc/ready to parent sub11// - parent sub is only ready when all children + itself are ready.12SubscriptionTree = function(parentSubscription, notRoot) {13 var self = this;14 15 // this will definitely work the first time ;)16 if (! notRoot) {17 setSubscriptionPrototype(parentSubscription.constructor);18 }19 20 // it's too late to call Meteor._inherits so let's try this slightly wacky21 // approach22 _.extend(this.constructor.prototype, Subscription.prototype, subscriptionTreeMethods);23 24 25 // XXX: should we generate a name like flips.0.1?, likewise a _subscriptionId?26 // for the moment all names are undefined, this will appear a universal sub27 Subscription.call(self, parentSubscription._session);28 29 self._root = ! notRoot;30 self.parent = parentSubscription;31 self._children = [];32 // is this particular subscription ready?33 self._nodeReady = false;34 // is the entire tree of this and it's children ready?35 self._treeReady = false;36 self.parent.onStop(function() {37 self.stop();38 });39}40var subscriptionTreeMethods = {41 // TODO: is this the best name?42 publish: function(handler) {43 // TODO: should we not be so hacky here?44 this._handler = handler;45 this._params = Array.prototype.slice.call(arguments, 1);46 this._runHandler();47 },48 49 publishChild: function(handler /*, arguments */) {50 var child = new SubscriptionTree(this, true);51 this._children.push(child);52 child.publish.apply(child, arguments);53 return child;54 },55 _checkTreeReady: function() {56 var allChildrenReady = _.all(this._children, function(child) {57 return child._treeReady;58 });59 this._treeReady = (allChildrenReady && this._nodeReady);60 if (this._treeReady) { 61 if (this._root) {62 this.parent.ready();63 } else {64 this.parent._checkTreeReady();65 }66 }67 },68 69 // TODO: could take fields as an argument to allow only responding to70 // changes to relevant fields71 forEach: function(cursor, handler) {72 var self = this;73 74 // : _id => SubscriptionTree75 var forEachChildren = {};76 var addChild = function(id, doc) {77 forEachChildren[id] = self.publishChild(handler, _.extend({_id: id}, doc));78 };79 var handle = cursor.observeChanges({80 added: function(id, doc) {81 addChild(id, doc);82 }, 83 changed: function(id, mod) {84 // if we had fields above, we could short-circuit in some cases here.85 86 // TODO: are there any conditions under which we can re-use the old sub?87 // - Not in general88 // - If old + new both returned cursors, could we check if they are89 // the same? Or is that a pointless optimization?90 var oldChild = forEachChildren[id];91 92 // TODO: there should be an official API to do this?93 var doc = handle._multiplexer._cache.docs.get(id);94 addChild(id, doc);95 96 // We stop the old child after we start the new sub, so if there97 // are common cursors, we don't teardown and re-establish the98 // observers -- we just gracefully re-use the old one.99 oldChild.stop();100 self._checkTreeReady();101 },102 removed: function(id) {103 forEachChildren[id].stop();104 delete forEachChildren[id];105 self._checkTreeReady();106 }107 });108 },109 110 ready: function() {111 this._nodeReady = true;112 this._checkTreeReady();113 },114 stop: function() {115 this._removeAllDocuments();116 this._deactivate();117 }118};119var setSubscriptionPrototype = function(s) {120 if (Subscription) {121 return;122 }123 124 Subscription = s;...
SquaresPackLayout.js
Source:SquaresPackLayout.js
...14 };15 var translateElement = function(element, x,y){16 element.x += x;17 element.y += y;18 forEachChildren(element, function(c){translateElement(c,x,y)});19 };20 var getBoundingBox = function(elements){21 if(elements.length > 0){22 var minX = _.min(elements, function(e){return e.x}).x;23 var minY = _.min(elements, function(e){return e.x}).y;24 var maxXelement = _.max(elements, function(e){return e.x + e.dx});25 var maxYelement = _.max(elements, function(e){return e.y + e.dy});26 var maxWidth = maxXelement.x + maxXelement.dx;27 var maxHeight = maxYelement.y + maxYelement.dy;28 return [minX, minY, maxWidth, maxHeight];29 } else {30 return [0,0,size,size];31 }32 };33 var packElements = function(elements){34 elements = _.sortBy(elements, function (e) {return e.dx}).reverse();35 var singleElements = elements.filter(function (e) {return children(e).length == 0});36 if(singleElements.length > 1){37 elements = _.difference(elements, singleElements);38 elements.push(gridPack(singleElements));39 }40 var x = margin;41 var y = margin;42 elements.forEach(function (element) {43 translateElement(element,x,y);44 if(x + element.dx <= y + element.dy){45 x += element.dx + padding;46 } else {47 y += element.dy + padding;48 }49 })50 };51 var gridPack = function(elements){52 var maxDx = _.max(elements, function(e){return e.dx}).dx;53 var maxDy = _.max(elements, function(e){return e.dy}).dy;54 var columns = Math.ceil(Math.sqrt(elements.length));55 var x = 0;56 var y = 0;57 for(var i = 0; i < elements.length; i++){58 var element = elements[i];59 if(i != 0 && i % columns == 0){60 x = 0;61 y += maxDy + padding;62 }63 translateElement(element,x,y);64 x += element.dx + padding;65 }66 return {x: 0, y:0, dx: x, dy: y + maxDy, children: elements, _squarePackDummy : true}67 };68 var recursivePacking = function(root, depth){69 forEachChildren(root, function(child){70 child.parent = root;71 recursivePacking(child, depth + 1);72 });73 var elements = children(root);74 packElements(elements);75 var bbox = getBoundingBox(elements);76 root.x = 0;77 root.y = 0;78 root.dx = bbox[2]//Math.max(bbox[2],bbox[3]);79 root.dy = bbox[3]//Math.max(bbox[2],bbox[3]);80 if(elements.length != 0){81 root.dx += margin;82 root.dy += margin;83 }84 root.depth = depth;85 };86 self.nodes = function(root){87 var list = [root];88 forEachChildren(root, function(child){89 list = list.concat(self.nodes(child));90 });91 return list;92 };93 self.pack = function(root){94 recursivePacking(root,0);95 root.dx = Math.max(root.dx,root.dy);96 root.dy = root.dx;97 };98 return self;...
lapaLine.js
Source:lapaLine.js
...19 }20 }21 go() {22 this.startAnimate();23 this.forEachChildren((child) => {24 child.go();25 })26 }27 stop(data = []) {28 this.forEachChildren((child, i) => {29 child.stop(data[i]);30 })31 }32 forEachChildren(fn) {33 for (let i = 0, l = this.numChildren; i < l; i++) {34 fn(this.getChildAt(i), i);35 }36 }37 startAnimate() {38 Laya.Tween.from(this, { y: -100 }, 100, Laya.Ease.backOut);39 }40 // ææ¾è¿çº¿å¨ç»41 playLine(lineNumber, posLineArr, num, animateCB) {42 // ææ¾çå
ç´ ç´¢å¼43 let i = posLineArr.indexOf(lineNumber);44 let arr = [0, 0, 0];45 arr[i] = 1;46 arr.unshift(0);47 // æ¯å¦ææ¾ç¿»é±48 let dollarIndex = this.initIndex < num;49 this.forEachChildren((child, i) => {50 child.play(arr[i], dollarIndex, animateCB);51 })52 }53 // ææ¾ç¾æå¨ç»54 playBaida(picItem, animateCB) {55 this.forEachChildren((child, i) => {56 let bool = picItem[i] === 7;57 child.play(bool, true, animateCB);58 })59 }60 // åæ¢åçå¨ç»61 stopHandler(i) {62 if (i === 3) {63 Laya.Tween.from(this, { y: 200 }, 150, Laya.Ease.backOut, Laya.Handler.create(this, () => {64 this.endCallBack(this.initIndex);65 }));66 }67 }...
table.js
Source:table.js
...38 },39 ]40 }41 const newChildren = []42 forEachChildren(children, (child, index) => {43 newChildren.push(44 <View key={index} style={[TableStyle.cell_regular, getCellStyle(index)]}>45 {child}46 </View>47 )48 })49 return React.createElement(50 Row,51 { style: header ? null : TableStyle.row_regular },52 ...newChildren53 )54}55export function Table(props) {56 const { proportions, rowStyle, children, ...nextProps } = props57 const newChildren = []58 forEachChildren(children, (child) => {59 newChildren.push(React.cloneElement(child, { proportions: proportions }))60 })61 return React.createElement(Column, nextProps, ...newChildren)...
test.js
Source:test.js
...19forEachChildrenBtn.onclick = function(){20 var params1 = (new Function('return '+forEachChildrenInputs[0].value))();21 var params2 = new Function('item','index',forEachChildrenInputs[1].value);22 var params3 = (new Function('return '+forEachChildrenInputs[2].value))();23 forEachChildren(params1,params2,params3)24}25//binaryPlus26var binaryPlusContainer = document.getElementById('binaryPlus')27var binaryPlusInputs = binaryPlusContainer.getElementsByTagName('input')28var binaryPlusBtn = binaryPlusContainer.getElementsByTagName('button')[0]29binaryPlusBtn.onclick = function(){30 var params1 = (new Function('return '+binaryPlusInputs[0].value))();31 var params2 = (new Function('return '+binaryPlusInputs[1].value))();32 binaryPlusInputs[2].value = binaryPlus(params1,params2)...
rk_layout.js
Source:rk_layout.js
1var _ = require('lodash')2var foreachChildren = function (layoutInfo, callback) {3 (callback)(layoutInfo);4 var children = layoutInfo.children;5 if (children) {6 if (_.isArray(children)) {7 for (var i = 0, len = children.length; i < len; i++) {8 children[i]._parent = layoutInfo;9 foreachChildren(children[i], callback)10 }11 } else {12 for (var key in children) {13 var arr = children[key];14 for (var i = 0, len = arr.length; i < len; i++) {15 arr[i]._parent = layoutInfo;16 foreachChildren(arr[i], callback)17 }18 }19 }20 }21};22module.exports = {23 foreachChildren: foreachChildren...
index.js
Source:index.js
1import forEach from './libs/forEach'2import forEachChildren from './libs/forEachChildren'3import binaryPlus from './libs/binaryPlus'4export {5 forEach,6 forEachChildren,7 binaryPlus...
ReactChildren.js
Source:ReactChildren.js
1function forEachChildren() {}2export default {3 map: forEachChildren,...
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 const handle = await page.$('input[name="q"]');7 const input = handle.asElement();8 const children = await input._client.send('DOM.getFlattenedDocument');9 children.forEach((child) => {10 console.log(child);11 });12 await browser.close();13})();14{ nodeId: 2, backendNodeId: 2, nodeType: 1, nodeName: 'HTML', localName: 'html', nodeValue: '', childNodeCount: 1, children: [ [Object] ], attributes: [] }15{ nodeId: 3, backendNodeId: 3, nodeType: 1, nodeName: 'HEAD', localName: 'head', nodeValue: '', childNodeCount: 1, children: [ [Object] ], attributes: [] }16{ nodeId: 4, backendNodeId: 4, nodeType: 1, nodeName: 'BODY', localName: 'body', nodeValue: '', childNodeCount: 1, children: [ [Object] ], attributes: [] }17{ nodeId: 5, backendNodeId: 5, nodeType: 1, nodeName: 'DIV', localName: 'div', nodeValue: '', childNodeCount: 1, children: [ [Object] ], attributes: [ [Object], [Object] ] }18{ nodeId: 6, backendNodeId: 6, nodeType: 1, nodeName: 'DIV', localName: 'div', nodeValue: '', childNodeCount: 1, children: [ [Object] ], attributes: [ [Object], [Object] ] }19{ nodeId: 7, backendNodeId: 7, nodeType: 1, nodeName: 'DIV', localName: 'div', nodeValue: '', childNodeCount: 1, children: [ [Object] ], attributes: [ [Object], [Object], [Object] ] }20{ nodeId: 8, backendNodeId: 8, nodeType: 1, nodeName: 'DIV', localName: 'div', nodeValue: '', childNodeCount: 3, children: [ [Object], [Object], [Object] ], attributes:
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.$eval('h1', (element) => {7 element.forEachChildren((childNode) => {8 console.log(childNode.textContent);9 });10 });11 await browser.close();12})();13elementHandle.forEachChildren(callback[, options])14elementHandle.forEachChildren(async callback[, options])15const { chromium } = require('playwright');16(async () => {17 const browser = await chromium.launch();18 const context = await browser.newContext();19 const page = await context.newPage();20 await page.$eval('h1', (
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.evaluate(() => {7 const element = document.querySelector('.navbar__inner');8 element.forEachChild(child => {9 console.log(child);10 });11 });12 await browser.close()
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 const search = await page.$('input[name="q"]');7 const searchInput = await search._client.send('DOM.resolveNode', { nodeId: search._nodeId });8 const children = await searchInput.objectId._client.send('DOM.getFlattenedDocument', { depth: 1, pierce: false });9 await children.nodes.forEach(node => console.log(node.localName));10 await browser.close();11})();
Using AI Code Generation
1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 await page.waitForSelector('text=Get started');6 const element = await page.$('text=Get started');7 element.forEachChildren(async (child) => {8 console.log(child);9 });10 await browser.close();11})();12{ _guid: 'elementHandle-1',13 Page {14 BrowserContext {
Using AI Code Generation
1const playwright = require('playwright');2(async () => {3const browser = await playwright['chromium'].launch();4const context = await browser.newContext();5const page = await context.newPage();6await page.waitForSelector('input[title="Search"]');7await page.fill('input[title="Search"]', 'Playwright');8await page.keyboard.press('Enter');9await page.waitForSelector('h3');10await page.forEachChild('h3', (element) => {11console.log(element.textContent);12});13await browser.close();14})();
Using AI Code Generation
1const { chromium } = require('playwright');2const { forEachChild } = require('playwright/lib/client/selectorEngine');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const elements = await page.$$('input');8 elements.forEach(element => {9 console.log(element.name);10 });11 await browser.close();12})();13const { chromium } = require('playwright');14(async () => {15 const browser = await chromium.launch();16 const context = await browser.newContext();17 const page = await context.newPage();18 const elements = await page.$$('input');19 elements.forEach(element => {20 console.log(element.name);21 });22 await browser.close();23})();24const { chromium } = require('playwright');25(async () => {26 const browser = await chromium.launch();27 const context = await browser.newContext();28 const page = await context.newPage();29 const elements = await page.$$('input');30 elements.forEach(element => {31 console.log(element.name);32 });33 await browser.close();34})();35const { chromium } = require('playwright');36(async () => {37 const browser = await chromium.launch();38 const context = await browser.newContext();39 const page = await context.newPage();40 const elements = await page.$$('input');41 elements.forEach(element => {42 console.log(element.name);43 });44 await browser.close();45})();46const { chromium } = require('playwright');47(async () => {
Using AI Code Generation
1const { Page } = require('@playwright/test/lib/server/page');2const { Internal } = require('@playwright/test/lib/server/internal');3const { ElementHandle } = require('@playwright/test/lib/server/dom');4const { Frame } = require('@playwright/test/lib/server/frame');5const { JSHandle } = require('@playwright/test/lib/server/jsHandle');6async function main() {7 const page = await Page.create(null, null, null, null, null, null, null, null, null, null, n
Using AI Code Generation
1import { test, expect } from "@playwright/test";2import { forEachChild } from "@playwright/test/lib/internal/selectorEngine";3import { Locator } from "@playwright/test/lib/locator";4test("Test", async ({ page }) => {5 const searchBox = await page.$("input[name='q']");6 await searchBox.fill("Playwright");7 await page.waitForTimeout(1000);8 await page.keyboard.press("Enter");9 await page.waitForTimeout(1000);10 const searchResults = await page.$("div#search");11 const searchResultsChild = await searchResults.forEachChild((locator) => {12 locator;13 });14 console.log(searchResultsChild);15});
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