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How to use isVisibleTextNode method in Playwright Internal

Best JavaScript code snippet using playwright-internal

markup.js

Source:markup.js

...5859	if ( node.nextSibling ) {60		// Skip over nodes that the user cannot see ...61		if ( isTextNode( node.nextSibling ) &&62			 !isVisibleTextNode( node.nextSibling ) ) {63			return nextVisibleNode( node.nextSibling );64		}6566		// Skip over propping <br>s ...67		if ( isBR( node.nextSibling ) &&68			 node.nextSibling === node.parentNode.lastChild ) {69			return nextVisibleNode( node.nextSibling );	70		}7172		// Skip over empty editable elements ...73		if ( '' === node.nextSibling.innerHTML &&74		     !isBlock( node.nextSibling ) ) {75			return nextVisibleNode( node.nextSibling );76		}7778		return node.nextSibling;79	}8081	if ( node.parentNode ) {82		return nextVisibleNode( node.parentNode );83	}8485	return null;86}8788function prevVisibleNode( node ) {89	if ( !node ) {90		return null;91	}9293	if ( node.previousSibling ) {94		// Skip over nodes that the user cannot see...95		if ( isTextNode( node.previousSibling ) &&96			 !isVisibleTextNode( node.previousSibling ) ) {97			return prevVisibleNode( node.previousSibling );98		}99100		// Skip over empty editable elements ...101		if ( '' === node.previousSibling.innerHTML &&102		     !isBlock( node.previousSibling ) ) {103			return prevVisibleNode( node.previouSibling );104		}105106		return node.previousSibling;107	}108109	if ( node.parentNode ) {110		return prevVisibleNode( node.parentNode );111	}112113	return null;114}115116/**117 * Determines whether the given text node is visible to the the user,118 * based on our understanding that browsers will not display119 * superfluous white spaces.120 *121 * @param {HTMLEmenent} node The text node to be checked.122 */123function isVisibleTextNode( node ) {124	return 0 < node.data.replace( /\s+/g, '' ).length;125}126127function isFrontPosition( node, offset ) {128	return ( 0 === offset ) ||129		   ( offset <= node.data.length -130					   node.data.replace( /^\s+/, '' ).length );131}132133function isBlockInsideEditable( $block ) {134	return $block.parent().hasClass( 'aloha-editable' );135}136137function isEndPosition( node, offset ) {
...

content-editable.js

Source:content-editable.js

2import * as arrayUtils from './array';3//nodes utils4function getOwnFirstVisibleTextNode (el) {5    var children = el.childNodes;6    if (!children.length && isVisibleTextNode(el))7        return el;8    return arrayUtils.find(children, node => isVisibleTextNode(node));9}10function getOwnFirstVisibleNode (el) {11    return arrayUtils.find(el.childNodes, node => isVisibleTextNode(node) ||12                                                  !isSkippableNode(node) && getOwnFirstVisibleNode(node));13}14function getOwnPreviousVisibleSibling (el) {15    var sibling = null;16    var current = el;17    while (!sibling) {18        current = current.previousSibling;19        if (!current)20            break;21        else if (!isSkippableNode(current) && !isInvisibleTextNode(current)) {22            sibling = current;23            break;24        }25    }26    return sibling;27}28function hasChildren (node) {29    return node.childNodes && node.childNodes.length;30}31function isElementWithChildren (node) {32    return domUtils.isElementNode(node) || hasChildren(node);33}34//NOTE: before such elements (like div or p) adds line breaks before and after it35// (except line break before first visible element in contentEditable parent)36// this line breaks is not contained in node values37//so we should take it into account manually38function isNodeBlockWithBreakLine (parent, node) {39    var parentFirstVisibleChild = null;40    var firstVisibleChild       = null;41    if (domUtils.isShadowUIElement(parent) || domUtils.isShadowUIElement(node))42        return false;43    if (!domUtils.isTheSameNode(node, parent) && node.childNodes.length && /div|p/.test(domUtils.getTagName(node))) {44        parentFirstVisibleChild = getOwnFirstVisibleNode(parent);45        if (!parentFirstVisibleChild || domUtils.isTheSameNode(node, parentFirstVisibleChild))46            return false;47        firstVisibleChild = getFirstVisibleTextNode(parentFirstVisibleChild);48        if (!firstVisibleChild || domUtils.isTheSameNode(node, firstVisibleChild))49            return false;50        return getOwnFirstVisibleTextNode(node);51    }52    return false;53}54function isNodeAfterNodeBlockWithBreakLine (parent, node) {55    var isRenderedNode          = domUtils.isRenderedNode(node);56    var parentFirstVisibleChild = null;57    var firstVisibleChild       = null;58    var previousSibling         = null;59    if (domUtils.isShadowUIElement(parent) || domUtils.isShadowUIElement(node))60        return false;61    if (!domUtils.isTheSameNode(node, parent) &&62        (isRenderedNode && domUtils.isElementNode(node) && node.childNodes.length &&63         !/div|p/.test(domUtils.getTagName(node)) ||64         isVisibleTextNode(node) && !domUtils.isTheSameNode(node, parent) && node.nodeValue.length)) {65        if (isRenderedNode && domUtils.isElementNode(node)) {66            parentFirstVisibleChild = getOwnFirstVisibleNode(parent);67            if (!parentFirstVisibleChild || domUtils.isTheSameNode(node, parentFirstVisibleChild))68                return false;69            firstVisibleChild = getFirstVisibleTextNode(parentFirstVisibleChild);70            if (!firstVisibleChild || domUtils.isTheSameNode(node, firstVisibleChild))71                return false;72        }73        previousSibling = getOwnPreviousVisibleSibling(node);74        return previousSibling && domUtils.isElementNode(previousSibling) &&75               /div|p/.test(domUtils.getTagName(previousSibling)) && getOwnFirstVisibleTextNode(previousSibling);76    }77    return false;78}79export function getFirstVisibleTextNode (el) {80    var children                    = el.childNodes;81    var childrenLength              = children.length;82    var curNode                     = null;83    var child                       = null;84    var isNotContentEditableElement = null;85    if (!childrenLength && isVisibleTextNode(el))86        return el;87    for (var i = 0; i < childrenLength; i++) {88        curNode                     = children[i];89        isNotContentEditableElement = domUtils.isElementNode(curNode) && !domUtils.isContentEditableElement(curNode);90        if (isVisibleTextNode(curNode))91            return curNode;92        else if (domUtils.isRenderedNode(curNode) && isElementWithChildren(curNode) && !isNotContentEditableElement) {93            child = getFirstVisibleTextNode(curNode);94            if (child)95                return child;96        }97    }98    return child;99}100export function getLastTextNode (el, onlyVisible) {101    var children                    = el.childNodes;102    var childrenLength              = children.length;103    var curNode                     = null;104    var child                       = null;105    var isNotContentEditableElement = null;106    var visibleTextNode             = null;107    if (!childrenLength && isVisibleTextNode(el))108        return el;109    for (var i = childrenLength - 1; i >= 0; i--) {110        curNode                     = children[i];111        isNotContentEditableElement = domUtils.isElementNode(curNode) && !domUtils.isContentEditableElement(curNode);112        visibleTextNode             = domUtils.isTextNode(curNode) &&113                                      (onlyVisible ? !isInvisibleTextNode(curNode) : true);114        if (visibleTextNode)115            return curNode;116        else if (domUtils.isRenderedNode(curNode) && isElementWithChildren(curNode) && !isNotContentEditableElement) {117            child = getLastTextNode(curNode, false);118            if (child)119                return child;120        }121    }...

isVisible.js

Source:isVisible.js

...30    // display:contents is not rendered itself, but its child nodes are.31    for (let child = element.firstChild; child; child = child.nextSibling) {32      if (child.nodeType === 1 /* Node.ELEMENT_NODE */ && isVisible(child))33        return true;34      if (child.nodeType === 3 /* Node.TEXT_NODE */ && isVisibleTextNode(child))35        return true;36    }37    return false;38  }39  const rect = element.getBoundingClientRect();40  return rect.width > 0 && rect.height > 0;...

Using AI Code Generation

1const { isVisibleTextNode } = require('playwright/lib/internal/dom.js');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const text = await page.$eval('text=Open Source', (e) => e.textContent);8  const isVisible = isVisibleTextNode(text);9  console.log(isVisible);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  const text = await page.$eval('text=Docs', (e) => e.textContent);6  console.log(text);7  await browser.close();8})();

Using AI Code Generation

1const { isVisibleTextNode } = require('playwright/lib/webkit/dom.js');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  const dom = await page.mainFrame()._utilityContext().evaluateHandle(() => document);7  const text = await dom.evaluate(node => {8    const textNode = Array.from(node.childNodes).find(child => {9      return isVisibleTextNode(child);10    });11    return textNode.textContent;12  });13  console.log(text);14  await browser.close();15})();16const { chromium } = require('playwright');17(async () => {18  const browser = await chromium.launch();19  const page = await browser.newPage();20  const text = await page.textContent('body');21  console.log(text);22  await browser.close();23})();

Using AI Code Generation

1const { isVisibleTextNode } = require('playwright/lib/server/dom.js');2const { getDocument } = require('playwright/lib/server/dom.js');3const { getDocumentElement } = require('playwright/lib/server/dom.js');4const { getFrameElement } = require('playwright/lib/server/dom.js');5const { getFrameOwner } = require('playwright/lib/server/dom.js');6const { getFrameWindow } = require('playwright/lib/server/dom.js');7const { getInnerText } = require('playwright/lib/server/dom.js');8const { getOuterHTML } = require('playwright/lib/server/dom.js');9const { getOwnerFrame } = require('playwright/lib/server/dom.js');10const { getOwnerPage } = require('playwright/lib/server/dom.js');11const { getViewportSize } = require('playwright/lib/server/dom.js');12const { isShadowHost } = require('playwright/lib/server/dom.js');13const { isStaleElementError } = require('playwright/lib/server/dom.js');14const { isTextElement } = require('playwright/lib/server/dom.js');15const { isUserVisible } = require('playwright/lib/server/dom.js');16const { isVisible } = require('playwright/lib/server/dom.js');17const { parseSelector } = require('playwright/lib/server/dom.js');18const { waitForVisible } = require('playwright/lib/server/dom.js');19const { waitForVisibleAndStable } = require('playwright/lib/server/dom.js');20const { waitForVisibleAndStableRect } = require('playwright/lib/server/dom.js');21const { waitForVisibleAndStableSize } = require('playwright/lib/server/dom.js');22const { waitForVisibleAndStableTransform } = require('playwright/lib/server/dom.js');23const { waitForVisibleAndStableVisible } = require('playwright/lib/server/dom.js');24const { waitForVisibleAndStableZIndex } = require('playwright/lib/server/dom.js');25const { waitForVisibleAndStableZIndexAndOpacity } = require('playwright/lib/server/dom.js');26const { waitForVisibleAndStableZIndexAndOpacityAndTransform } = require('playwright/lib/server/dom.js');27const { waitForVisibleAndStableZIndexAndTransform } = require('playwright/lib/server/dom.js');28const { waitForVisibleAndStableZIndexAndTransformAndOpacity } = require('playwright/lib/server/dom.js');29const { waitForVisibleAndStableZ

Using AI Code Generation

1const { isVisibleTextNode } = require('playwright/lib/server/dom.js');2const { parseHTML } = require('playwright/lib/server/dom.js');3const { assert } = require('console');4</html>`;5const document = parseHTML(html);6const div = document.querySelector('div');7assert(isVisibleTextNode(div.firstChild));8assert(!isVisibleTextNode(div.firstChild.nextSibling));9const { isVisibleTextNode } = require('playwright/lib/server/dom.js');10const { parseHTML } = require('playwright/lib/server/dom.js');11const { assert } = require('console');12</html>`;13const document = parseHTML(html);14const div = document.querySelector('div');15assert(isVisibleTextNode(div.firstChild));16assert(!isVisibleTextNode(div.firstChild.nextSibling));17const { isVisibleTextNode } = require('playwright/lib/server/dom.js');18const { parseHTML } = require('playwright/lib/server/dom.js');19const { assert } = require('console');20</html>`;21const document = parseHTML(html);22const div = document.querySelector('div');23assert(isVisibleTextNode(div.firstChild));24assert(!isVisibleTextNode(div.firstChild.nextSibling));25const { isVisibleTextNode } = require('playwright/lib/server/dom.js');26const { parseHTML } = require('playwright/lib/server/dom.js');27const { assert } = require('console');28</html>`;29const document = parseHTML(html);30const div = document.querySelector('div');31assert(isVisibleTextNode(div.firstChild));

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