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How to use trapBubbledEventsLocal method in Playwright Internal

Best JavaScript code snippet using playwright-internal

9f4e5cb28babf7e6201aeb6971681676_ReactDOMFiberComponent.js

Source:9f4e5cb28babf7e6201aeb6971681676_ReactDOMFiberComponent.js

...165  // removed.166  // TODO: Only do this for the relevant Safaris maybe?167  node.onclick = emptyFunction;168}169function trapBubbledEventsLocal(node: Element, tag: string) {170  // If a component renders to null or if another component fatals and causes171  // the state of the tree to be corrupted, `node` here can be null.172  // TODO: Make sure that we check isMounted before firing any of these events.173  // TODO: Inline these below since we're calling this from an equivalent174  // switch statement.175  switch (tag) {176    case 'iframe':177    case 'object':178      ReactBrowserEventEmitter.trapBubbledEvent('topLoad', 'load', node);179      break;180    case 'video':181    case 'audio':182      // Create listener for each media event183      for (var event in mediaEvents) {184        if (mediaEvents.hasOwnProperty(event)) {185          ReactBrowserEventEmitter.trapBubbledEvent(186            event,187            mediaEvents[event],188            node,189          );190        }191      }192      break;193    case 'source':194      ReactBrowserEventEmitter.trapBubbledEvent('topError', 'error', node);195      break;196    case 'img':197    case 'image':198      ReactBrowserEventEmitter.trapBubbledEvent('topError', 'error', node);199      ReactBrowserEventEmitter.trapBubbledEvent('topLoad', 'load', node);200      break;201    case 'form':202      ReactBrowserEventEmitter.trapBubbledEvent('topReset', 'reset', node);203      ReactBrowserEventEmitter.trapBubbledEvent('topSubmit', 'submit', node);204      break;205    case 'input':206    case 'select':207    case 'textarea':208      ReactBrowserEventEmitter.trapBubbledEvent('topInvalid', 'invalid', node);209      break;210    case 'details':211      ReactBrowserEventEmitter.trapBubbledEvent('topToggle', 'toggle', node);212      break;213  }214}215function setInitialDOMProperties(216  domElement: Element,217  rootContainerElement: Element | Document,218  nextProps: Object,219  isCustomComponentTag: boolean,220): void {221  for (var propKey in nextProps) {222    if (!nextProps.hasOwnProperty(propKey)) {223      continue;224    }225    var nextProp = nextProps[propKey];226    if (propKey === STYLE) {227      if (__DEV__) {228        if (nextProp) {229          // Freeze the next style object so that we can assume it won't be230          // mutated. We have already warned for this in the past.231          Object.freeze(nextProp);232        }233      }234      // Relies on `updateStylesByID` not mutating `styleUpdates`.235      CSSPropertyOperations.setValueForStyles(domElement, nextProp);236    } else if (propKey === DANGEROUSLY_SET_INNER_HTML) {237      var nextHtml = nextProp ? nextProp[HTML] : undefined;238      if (nextHtml != null) {239        setInnerHTML(domElement, nextHtml);240      }241    } else if (propKey === CHILDREN) {242      if (typeof nextProp === 'string') {243        setTextContent(domElement, nextProp);244      } else if (typeof nextProp === 'number') {245        setTextContent(domElement, '' + nextProp);246      }247    } else if (propKey === SUPPRESS_CONTENT_EDITABLE_WARNING) {248      // Noop249    } else if (registrationNameModules.hasOwnProperty(propKey)) {250      if (nextProp) {251        ensureListeningTo(rootContainerElement, propKey);252      }253    } else if (isCustomComponentTag) {254      DOMPropertyOperations.setValueForAttribute(domElement, propKey, nextProp);255    } else if (256      DOMProperty.properties[propKey] ||257      DOMProperty.isCustomAttribute(propKey)258    ) {259      // If we're updating to null or undefined, we should remove the property260      // from the DOM node instead of inadvertently setting to a string. This261      // brings us in line with the same behavior we have on initial render.262      if (nextProp != null) {263        DOMPropertyOperations.setValueForProperty(264          domElement,265          propKey,266          nextProp,267        );268      }269    }270  }271}272function updateDOMProperties(273  domElement: Element,274  updatePayload: Array<any>,275  wasCustomComponentTag: boolean,276  isCustomComponentTag: boolean,277): void {278  // TODO: Handle wasCustomComponentTag279  for (var i = 0; i < updatePayload.length; i += 2) {280    var propKey = updatePayload[i];281    var propValue = updatePayload[i + 1];282    if (propKey === STYLE) {283      CSSPropertyOperations.setValueForStyles(domElement, propValue);284    } else if (propKey === DANGEROUSLY_SET_INNER_HTML) {285      setInnerHTML(domElement, propValue);286    } else if (propKey === CHILDREN) {287      setTextContent(domElement, propValue);288    } else if (isCustomComponentTag) {289      if (propValue != null) {290        DOMPropertyOperations.setValueForAttribute(291          domElement,292          propKey,293          propValue,294        );295      } else {296        DOMPropertyOperations.deleteValueForAttribute(domElement, propKey);297      }298    } else if (299      DOMProperty.properties[propKey] ||300      DOMProperty.isCustomAttribute(propKey)301    ) {302      // If we're updating to null or undefined, we should remove the property303      // from the DOM node instead of inadvertently setting to a string. This304      // brings us in line with the same behavior we have on initial render.305      if (propValue != null) {306        DOMPropertyOperations.setValueForProperty(307          domElement,308          propKey,309          propValue,310        );311      } else {312        DOMPropertyOperations.deleteValueForProperty(domElement, propKey);313      }314    }315  }316}317// Assumes there is no parent namespace.318function getIntrinsicNamespace(type: string): string {319  switch (type) {320    case 'svg':321      return SVG_NAMESPACE;322    case 'math':323      return MATH_NAMESPACE;324    default:325      return HTML_NAMESPACE;326  }327}328var ReactDOMFiberComponent = {329  getChildNamespace(parentNamespace: string | null, type: string): string {330    if (parentNamespace == null || parentNamespace === HTML_NAMESPACE) {331      // No (or default) parent namespace: potential entry point.332      return getIntrinsicNamespace(type);333    }334    if (parentNamespace === SVG_NAMESPACE && type === 'foreignObject') {335      // We're leaving SVG.336      return HTML_NAMESPACE;337    }338    // By default, pass namespace below.339    return parentNamespace;340  },341  createElement(342    type: *,343    props: Object,344    rootContainerElement: Element | Document,345    parentNamespace: string,346  ): Element {347    // We create tags in the namespace of their parent container, except HTML348    // tags get no namespace.349    var ownerDocument: Document = rootContainerElement.nodeType ===350      DOCUMENT_NODE351      ? (rootContainerElement: any)352      : rootContainerElement.ownerDocument;353    var domElement: Element;354    var namespaceURI = parentNamespace;355    if (namespaceURI === HTML_NAMESPACE) {356      namespaceURI = getIntrinsicNamespace(type);357    }358    if (__DEV__) {359      var isCustomComponentTag = isCustomComponent(type, props);360    }361    if (namespaceURI === HTML_NAMESPACE) {362      if (__DEV__) {363        warning(364          isCustomComponentTag || type === type.toLowerCase(),365          '<%s /> is using uppercase HTML. Always use lowercase HTML tags ' +366            'in React.',367          type,368        );369      }370      if (type === 'script') {371        // Create the script via .innerHTML so its "parser-inserted" flag is372        // set to true and it does not execute373        var div = ownerDocument.createElement('div');374        div.innerHTML = '<script><' + '/script>'; // eslint-disable-line375        // This is guaranteed to yield a script element.376        var firstChild = ((div.firstChild: any): HTMLScriptElement);377        domElement = div.removeChild(firstChild);378      } else if (props.is) {379        // $FlowIssue `createElement` should be updated for Web Components380        domElement = ownerDocument.createElement(type, {is: props.is});381      } else {382        // Separate else branch instead of using `props.is || undefined` above because of a Firefox bug.383        // See discussion in https://github.com/facebook/react/pull/6896384        // and discussion in https://bugzilla.mozilla.org/show_bug.cgi?id=1276240385        domElement = ownerDocument.createElement(type);386      }387    } else {388      domElement = ownerDocument.createElementNS(namespaceURI, type);389    }390    if (__DEV__) {391      if (namespaceURI === HTML_NAMESPACE) {392        warning(393          isCustomComponentTag ||394            Object.prototype.toString.call(domElement) !==395              '[object HTMLUnknownElement]',396          'The tag <%s> is unrecognized in this browser. ' +397            'If you meant to render a React component, start its name with ' +398            'an uppercase letter.',399          type,400        );401      }402    }403    return domElement;404  },405  setInitialProperties(406    domElement: Element,407    tag: string,408    rawProps: Object,409    rootContainerElement: Element | Document,410  ): void {411    var isCustomComponentTag = isCustomComponent(tag, rawProps);412    if (__DEV__) {413      validatePropertiesInDevelopment(tag, rawProps);414      if (isCustomComponentTag && !didWarnShadyDOM && domElement.shadyRoot) {415        warning(416          false,417          '%s is using shady DOM. Using shady DOM with React can ' +418            'cause things to break subtly.',419          getCurrentFiberOwnerName() || 'A component',420        );421        didWarnShadyDOM = true;422      }423    }424    var props: Object;425    switch (tag) {426      case 'audio':427      case 'form':428      case 'iframe':429      case 'img':430      case 'image':431      case 'link':432      case 'object':433      case 'source':434      case 'video':435      case 'details':436        trapBubbledEventsLocal(domElement, tag);437        props = rawProps;438        break;439      case 'input':440        ReactDOMFiberInput.initWrapperState(domElement, rawProps);441        props = ReactDOMFiberInput.getHostProps(domElement, rawProps);442        trapBubbledEventsLocal(domElement, tag);443        // For controlled components we always need to ensure we're listening444        // to onChange. Even if there is no listener.445        ensureListeningTo(rootContainerElement, 'onChange');446        break;447      case 'option':448        ReactDOMFiberOption.validateProps(domElement, rawProps);449        props = ReactDOMFiberOption.getHostProps(domElement, rawProps);450        break;451      case 'select':452        ReactDOMFiberSelect.initWrapperState(domElement, rawProps);453        props = ReactDOMFiberSelect.getHostProps(domElement, rawProps);454        trapBubbledEventsLocal(domElement, tag);455        // For controlled components we always need to ensure we're listening456        // to onChange. Even if there is no listener.457        ensureListeningTo(rootContainerElement, 'onChange');458        break;459      case 'textarea':460        ReactDOMFiberTextarea.initWrapperState(domElement, rawProps);461        props = ReactDOMFiberTextarea.getHostProps(domElement, rawProps);462        trapBubbledEventsLocal(domElement, tag);463        // For controlled components we always need to ensure we're listening464        // to onChange. Even if there is no listener.465        ensureListeningTo(rootContainerElement, 'onChange');466        break;467      default:468        props = rawProps;469    }470    assertValidProps(tag, props, getCurrentFiberOwnerName);471    setInitialDOMProperties(472      domElement,473      rootContainerElement,474      props,475      isCustomComponentTag,476    );477    switch (tag) {478      case 'input':479        // TODO: Make sure we check if this is still unmounted or do any clean480        // up necessary since we never stop tracking anymore.481        inputValueTracking.trackNode((domElement: any));482        ReactDOMFiberInput.postMountWrapper(domElement, rawProps);483        break;484      case 'textarea':485        // TODO: Make sure we check if this is still unmounted or do any clean486        // up necessary since we never stop tracking anymore.487        inputValueTracking.trackNode((domElement: any));488        ReactDOMFiberTextarea.postMountWrapper(domElement, rawProps);489        break;490      case 'option':491        ReactDOMFiberOption.postMountWrapper(domElement, rawProps);492        break;493      case 'select':494        ReactDOMFiberSelect.postMountWrapper(domElement, rawProps);495        break;496      default:497        if (typeof props.onClick === 'function') {498          // TODO: This cast may not be sound for SVG, MathML or custom elements.499          trapClickOnNonInteractiveElement(((domElement: any): HTMLElement));500        }501        break;502    }503  },504  // Calculate the diff between the two objects.505  diffProperties(506    domElement: Element,507    tag: string,508    lastRawProps: Object,509    nextRawProps: Object,510    rootContainerElement: Element | Document,511  ): null | Array<mixed> {512    if (__DEV__) {513      validatePropertiesInDevelopment(tag, nextRawProps);514    }515    var updatePayload: null | Array<any> = null;516    var lastProps: Object;517    var nextProps: Object;518    switch (tag) {519      case 'input':520        lastProps = ReactDOMFiberInput.getHostProps(domElement, lastRawProps);521        nextProps = ReactDOMFiberInput.getHostProps(domElement, nextRawProps);522        updatePayload = [];523        break;524      case 'option':525        lastProps = ReactDOMFiberOption.getHostProps(domElement, lastRawProps);526        nextProps = ReactDOMFiberOption.getHostProps(domElement, nextRawProps);527        updatePayload = [];528        break;529      case 'select':530        lastProps = ReactDOMFiberSelect.getHostProps(domElement, lastRawProps);531        nextProps = ReactDOMFiberSelect.getHostProps(domElement, nextRawProps);532        updatePayload = [];533        break;534      case 'textarea':535        lastProps = ReactDOMFiberTextarea.getHostProps(536          domElement,537          lastRawProps,538        );539        nextProps = ReactDOMFiberTextarea.getHostProps(540          domElement,541          nextRawProps,542        );543        updatePayload = [];544        break;545      default:546        lastProps = lastRawProps;547        nextProps = nextRawProps;548        if (549          typeof lastProps.onClick !== 'function' &&550          typeof nextProps.onClick === 'function'551        ) {552          // TODO: This cast may not be sound for SVG, MathML or custom elements.553          trapClickOnNonInteractiveElement(((domElement: any): HTMLElement));554        }555        break;556    }557    assertValidProps(tag, nextProps, getCurrentFiberOwnerName);558    var propKey;559    var styleName;560    var styleUpdates = null;561    for (propKey in lastProps) {562      if (563        nextProps.hasOwnProperty(propKey) ||564        !lastProps.hasOwnProperty(propKey) ||565        lastProps[propKey] == null566      ) {567        continue;568      }569      if (propKey === STYLE) {570        var lastStyle = lastProps[propKey];571        for (styleName in lastStyle) {572          if (lastStyle.hasOwnProperty(styleName)) {573            if (!styleUpdates) {574              styleUpdates = {};575            }576            styleUpdates[styleName] = '';577          }578        }579      } else if (580        propKey === DANGEROUSLY_SET_INNER_HTML ||581        propKey === CHILDREN582      ) {583        // Noop. This is handled by the clear text mechanism.584      } else if (propKey === SUPPRESS_CONTENT_EDITABLE_WARNING) {585        // Noop586      } else if (registrationNameModules.hasOwnProperty(propKey)) {587        // This is a special case. If any listener updates we need to ensure588        // that the "current" fiber pointer gets updated so we need a commit589        // to update this element.590        if (!updatePayload) {591          updatePayload = [];592        }593      } else {594        // For all other deleted properties we add it to the queue. We use595        // the whitelist in the commit phase instead.596        (updatePayload = updatePayload || []).push(propKey, null);597      }598    }599    for (propKey in nextProps) {600      var nextProp = nextProps[propKey];601      var lastProp = lastProps != null ? lastProps[propKey] : undefined;602      if (603        !nextProps.hasOwnProperty(propKey) ||604        nextProp === lastProp ||605        (nextProp == null && lastProp == null)606      ) {607        continue;608      }609      if (propKey === STYLE) {610        if (__DEV__) {611          if (nextProp) {612            // Freeze the next style object so that we can assume it won't be613            // mutated. We have already warned for this in the past.614            Object.freeze(nextProp);615          }616        }617        if (lastProp) {618          // Unset styles on `lastProp` but not on `nextProp`.619          for (styleName in lastProp) {620            if (621              lastProp.hasOwnProperty(styleName) &&622              (!nextProp || !nextProp.hasOwnProperty(styleName))623            ) {624              if (!styleUpdates) {625                styleUpdates = {};626              }627              styleUpdates[styleName] = '';628            }629          }630          // Update styles that changed since `lastProp`.631          for (styleName in nextProp) {632            if (633              nextProp.hasOwnProperty(styleName) &&634              lastProp[styleName] !== nextProp[styleName]635            ) {636              if (!styleUpdates) {637                styleUpdates = {};638              }639              styleUpdates[styleName] = nextProp[styleName];640            }641          }642        } else {643          // Relies on `updateStylesByID` not mutating `styleUpdates`.644          if (!styleUpdates) {645            if (!updatePayload) {646              updatePayload = [];647            }648            updatePayload.push(propKey, styleUpdates);649          }650          styleUpdates = nextProp;651        }652      } else if (propKey === DANGEROUSLY_SET_INNER_HTML) {653        var nextHtml = nextProp ? nextProp[HTML] : undefined;654        var lastHtml = lastProp ? lastProp[HTML] : undefined;655        if (nextHtml != null) {656          if (lastHtml !== nextHtml) {657            (updatePayload = updatePayload || []).push(propKey, '' + nextHtml);658          }659        } else {660          // TODO: It might be too late to clear this if we have children661          // inserted already.662        }663      } else if (propKey === CHILDREN) {664        if (665          lastProp !== nextProp &&666          (typeof nextProp === 'string' || typeof nextProp === 'number')667        ) {668          (updatePayload = updatePayload || []).push(propKey, '' + nextProp);669        }670      } else if (propKey === SUPPRESS_CONTENT_EDITABLE_WARNING) {671        // Noop672      } else if (registrationNameModules.hasOwnProperty(propKey)) {673        if (nextProp) {674          // We eagerly listen to this even though we haven't committed yet.675          ensureListeningTo(rootContainerElement, propKey);676        }677        if (!updatePayload && lastProp !== nextProp) {678          // This is a special case. If any listener updates we need to ensure679          // that the "current" props pointer gets updated so we need a commit680          // to update this element.681          updatePayload = [];682        }683      } else {684        // For any other property we always add it to the queue and then we685        // filter it out using the whitelist during the commit.686        (updatePayload = updatePayload || []).push(propKey, nextProp);687      }688    }689    if (styleUpdates) {690      (updatePayload = updatePayload || []).push(STYLE, styleUpdates);691    }692    return updatePayload;693  },694  // Apply the diff.695  updateProperties(696    domElement: Element,697    updatePayload: Array<any>,698    tag: string,699    lastRawProps: Object,700    nextRawProps: Object,701  ): void {702    var wasCustomComponentTag = isCustomComponent(tag, lastRawProps);703    var isCustomComponentTag = isCustomComponent(tag, nextRawProps);704    // Apply the diff.705    updateDOMProperties(706      domElement,707      updatePayload,708      wasCustomComponentTag,709      isCustomComponentTag,710    );711    // TODO: Ensure that an update gets scheduled if any of the special props712    // changed.713    switch (tag) {714      case 'input':715        // Update the wrapper around inputs *after* updating props. This has to716        // happen after `updateDOMProperties`. Otherwise HTML5 input validations717        // raise warnings and prevent the new value from being assigned.718        ReactDOMFiberInput.updateWrapper(domElement, nextRawProps);719        break;720      case 'textarea':721        ReactDOMFiberTextarea.updateWrapper(domElement, nextRawProps);722        break;723      case 'select':724        // <select> value update needs to occur after <option> children725        // reconciliation726        ReactDOMFiberSelect.postUpdateWrapper(domElement, nextRawProps);727        break;728    }729  },730  diffHydratedProperties(731    domElement: Element,732    tag: string,733    rawProps: Object,734    rootContainerElement: Element | Document,735  ): null | Array<mixed> {736    if (__DEV__) {737      var isCustomComponentTag = isCustomComponent(tag, rawProps);738      validatePropertiesInDevelopment(tag, rawProps);739      if (isCustomComponentTag && !didWarnShadyDOM && domElement.shadyRoot) {740        warning(741          false,742          '%s is using shady DOM. Using shady DOM with React can ' +743            'cause things to break subtly.',744          getCurrentFiberOwnerName() || 'A component',745        );746        didWarnShadyDOM = true;747      }748    }749    switch (tag) {750      case 'audio':751      case 'form':752      case 'iframe':753      case 'img':754      case 'image':755      case 'link':756      case 'object':757      case 'source':758      case 'video':759      case 'details':760        trapBubbledEventsLocal(domElement, tag);761        break;762      case 'input':763        ReactDOMFiberInput.initWrapperState(domElement, rawProps);764        trapBubbledEventsLocal(domElement, tag);765        // For controlled components we always need to ensure we're listening766        // to onChange. Even if there is no listener.767        ensureListeningTo(rootContainerElement, 'onChange');768        break;769      case 'option':770        ReactDOMFiberOption.validateProps(domElement, rawProps);771        break;772      case 'select':773        ReactDOMFiberSelect.initWrapperState(domElement, rawProps);774        trapBubbledEventsLocal(domElement, tag);775        // For controlled components we always need to ensure we're listening776        // to onChange. Even if there is no listener.777        ensureListeningTo(rootContainerElement, 'onChange');778        break;779      case 'textarea':780        ReactDOMFiberTextarea.initWrapperState(domElement, rawProps);781        trapBubbledEventsLocal(domElement, tag);782        // For controlled components we always need to ensure we're listening783        // to onChange. Even if there is no listener.784        ensureListeningTo(rootContainerElement, 'onChange');785        break;786    }787    assertValidProps(tag, rawProps, getCurrentFiberOwnerName);788    if (__DEV__) {789      var extraAttributeNames: Set<string> = new Set();790      var attributes = domElement.attributes;791      for (var i = 0; i < attributes.length; i++) {792        // TODO: Do we need to lower case this to get case insensitive matches?793        var name = attributes[i].name;794        switch (name) {795          // Built-in attributes are whitelisted...

ReactDOMFiberComponent.js

Source:ReactDOMFiberComponent.js

...108  // removed.109  // TODO: Only do this for the relevant Safaris maybe?110  node.onclick = emptyFunction;111}112function trapBubbledEventsLocal(node: Element, tag: string) {113  // If a component renders to null or if another component fatals and causes114  // the state of the tree to be corrupted, `node` here can be null.115  // TODO: Make sure that we check isMounted before firing any of these events.116  // TODO: Inline these below since we're calling this from an equivalent117  // switch statement.118  switch (tag) {119    case 'iframe':120    case 'object':121      ReactBrowserEventEmitter.trapBubbledEvent('topLoad', 'load', node);122      break;123    case 'video':124    case 'audio':125      // Create listener for each media event126      for (var event in mediaEvents) {127        if (mediaEvents.hasOwnProperty(event)) {128          ReactBrowserEventEmitter.trapBubbledEvent(129            event,130            mediaEvents[event],131            node,132          );133        }134      }135      break;136    case 'source':137      ReactBrowserEventEmitter.trapBubbledEvent('topError', 'error', node);138      break;139    case 'img':140    case 'image':141      ReactBrowserEventEmitter.trapBubbledEvent('topError', 'error', node);142      ReactBrowserEventEmitter.trapBubbledEvent('topLoad', 'load', node);143      break;144    case 'form':145      ReactBrowserEventEmitter.trapBubbledEvent('topReset', 'reset', node);146      ReactBrowserEventEmitter.trapBubbledEvent('topSubmit', 'submit', node);147      break;148    case 'input':149    case 'select':150    case 'textarea':151      ReactBrowserEventEmitter.trapBubbledEvent('topInvalid', 'invalid', node);152      break;153    case 'details':154      ReactBrowserEventEmitter.trapBubbledEvent('topToggle', 'toggle', node);155      break;156  }157}158function setInitialDOMProperties(159  domElement: Element,160  rootContainerElement: Element | Document,161  nextProps: Object,162  isCustomComponentTag: boolean,163): void {164  for (var propKey in nextProps) {165    if (!nextProps.hasOwnProperty(propKey)) {166      continue;167    }168    var nextProp = nextProps[propKey];169    if (propKey === STYLE) {170      if (__DEV__) {171        if (nextProp) {172          // Freeze the next style object so that we can assume it won't be173          // mutated. We have already warned for this in the past.174          Object.freeze(nextProp);175        }176      }177      // Relies on `updateStylesByID` not mutating `styleUpdates`.178      // TODO: call ReactInstrumentation.debugTool.onHostOperation in DEV.179      CSSPropertyOperations.setValueForStyles(domElement, nextProp);180    } else if (propKey === DANGEROUSLY_SET_INNER_HTML) {181      var nextHtml = nextProp ? nextProp[HTML] : undefined;182      if (nextHtml != null) {183        setInnerHTML(domElement, nextHtml);184      }185    } else if (propKey === CHILDREN) {186      if (typeof nextProp === 'string') {187        setTextContent(domElement, nextProp);188      } else if (typeof nextProp === 'number') {189        setTextContent(domElement, '' + nextProp);190      }191    } else if (propKey === SUPPRESS_CONTENT_EDITABLE_WARNING) {192      // Noop193    } else if (registrationNameModules.hasOwnProperty(propKey)) {194      if (nextProp) {195        ensureListeningTo(rootContainerElement, propKey);196      }197    } else if (isCustomComponentTag) {198      DOMPropertyOperations.setValueForAttribute(domElement, propKey, nextProp);199    } else if (200      DOMProperty.properties[propKey] ||201      DOMProperty.isCustomAttribute(propKey)202    ) {203      // If we're updating to null or undefined, we should remove the property204      // from the DOM node instead of inadvertently setting to a string. This205      // brings us in line with the same behavior we have on initial render.206      if (nextProp != null) {207        DOMPropertyOperations.setValueForProperty(208          domElement,209          propKey,210          nextProp,211        );212      }213    }214  }215}216function updateDOMProperties(217  domElement: Element,218  updatePayload: Array<any>,219  wasCustomComponentTag: boolean,220  isCustomComponentTag: boolean,221): void {222  // TODO: Handle wasCustomComponentTag223  for (var i = 0; i < updatePayload.length; i += 2) {224    var propKey = updatePayload[i];225    var propValue = updatePayload[i + 1];226    if (propKey === STYLE) {227      // TODO: call ReactInstrumentation.debugTool.onHostOperation in DEV.228      CSSPropertyOperations.setValueForStyles(domElement, propValue);229    } else if (propKey === DANGEROUSLY_SET_INNER_HTML) {230      setInnerHTML(domElement, propValue);231    } else if (propKey === CHILDREN) {232      setTextContent(domElement, propValue);233    } else if (isCustomComponentTag) {234      if (propValue != null) {235        DOMPropertyOperations.setValueForAttribute(236          domElement,237          propKey,238          propValue,239        );240      } else {241        DOMPropertyOperations.deleteValueForAttribute(domElement, propKey);242      }243    } else if (244      DOMProperty.properties[propKey] ||245      DOMProperty.isCustomAttribute(propKey)246    ) {247      // If we're updating to null or undefined, we should remove the property248      // from the DOM node instead of inadvertently setting to a string. This249      // brings us in line with the same behavior we have on initial render.250      if (propValue != null) {251        DOMPropertyOperations.setValueForProperty(252          domElement,253          propKey,254          propValue,255        );256      } else {257        DOMPropertyOperations.deleteValueForProperty(domElement, propKey);258      }259    }260  }261}262// Assumes there is no parent namespace.263function getIntrinsicNamespace(type: string): string {264  switch (type) {265    case 'svg':266      return SVG_NAMESPACE;267    case 'math':268      return MATH_NAMESPACE;269    default:270      return HTML_NAMESPACE;271  }272}273var ReactDOMFiberComponent = {274  getChildNamespace(parentNamespace: string | null, type: string): string {275    if (parentNamespace == null || parentNamespace === HTML_NAMESPACE) {276      // No (or default) parent namespace: potential entry point.277      return getIntrinsicNamespace(type);278    }279    if (parentNamespace === SVG_NAMESPACE && type === 'foreignObject') {280      // We're leaving SVG.281      return HTML_NAMESPACE;282    }283    // By default, pass namespace below.284    return parentNamespace;285  },286  createElement(287    type: *,288    props: Object,289    rootContainerElement: Element | Document,290    parentNamespace: string,291  ): Element {292    // We create tags in the namespace of their parent container, except HTML293    // tags get no namespace.294    var ownerDocument: Document = rootContainerElement.nodeType ===295      DOCUMENT_NODE296      ? (rootContainerElement: any)297      : rootContainerElement.ownerDocument;298    var domElement: Element;299    var namespaceURI = parentNamespace;300    if (namespaceURI === HTML_NAMESPACE) {301      namespaceURI = getIntrinsicNamespace(type);302    }303    if (__DEV__) {304      var isCustomComponentTag = isCustomComponent(type, props);305    }306    if (namespaceURI === HTML_NAMESPACE) {307      if (__DEV__) {308        warning(309          isCustomComponentTag || type === type.toLowerCase(),310          '<%s /> is using uppercase HTML. Always use lowercase HTML tags ' +311            'in React.',312          type,313        );314      }315      if (type === 'script') {316        // Create the script via .innerHTML so its "parser-inserted" flag is317        // set to true and it does not execute318        var div = ownerDocument.createElement('div');319        div.innerHTML = '<script><' + '/script>'; // eslint-disable-line320        // This is guaranteed to yield a script element.321        var firstChild = ((div.firstChild: any): HTMLScriptElement);322        domElement = div.removeChild(firstChild);323      } else if (props.is) {324        // $FlowIssue `createElement` should be updated for Web Components325        domElement = ownerDocument.createElement(type, {is: props.is});326      } else {327        // Separate else branch instead of using `props.is || undefined` above because of a Firefox bug.328        // See discussion in https://github.com/facebook/react/pull/6896329        // and discussion in https://bugzilla.mozilla.org/show_bug.cgi?id=1276240330        domElement = ownerDocument.createElement(type);331      }332    } else {333      domElement = ownerDocument.createElementNS(namespaceURI, type);334    }335    if (__DEV__) {336      if (namespaceURI === HTML_NAMESPACE) {337        warning(338          isCustomComponentTag ||339            Object.prototype.toString.call(domElement) !==340              '[object HTMLUnknownElement]',341          'The tag <%s> is unrecognized in this browser. ' +342            'If you meant to render a React component, start its name with ' +343            'an uppercase letter.',344          type,345        );346      }347    }348    return domElement;349  },350  setInitialProperties(351    domElement: Element,352    tag: string,353    rawProps: Object,354    rootContainerElement: Element | Document,355  ): void {356    var isCustomComponentTag = isCustomComponent(tag, rawProps);357    if (__DEV__) {358      validatePropertiesInDevelopment(tag, rawProps);359      if (isCustomComponentTag && !didWarnShadyDOM && domElement.shadyRoot) {360        warning(361          false,362          '%s is using shady DOM. Using shady DOM with React can ' +363            'cause things to break subtly.',364          getCurrentFiberOwnerName() || 'A component',365        );366        didWarnShadyDOM = true;367      }368    }369    var props: Object;370    switch (tag) {371      case 'audio':372      case 'form':373      case 'iframe':374      case 'img':375      case 'image':376      case 'link':377      case 'object':378      case 'source':379      case 'video':380      case 'details':381        trapBubbledEventsLocal(domElement, tag);382        props = rawProps;383        break;384      case 'input':385        ReactDOMFiberInput.initWrapperState(domElement, rawProps);386        props = ReactDOMFiberInput.getHostProps(domElement, rawProps);387        trapBubbledEventsLocal(domElement, tag);388        // For controlled components we always need to ensure we're listening389        // to onChange. Even if there is no listener.390        ensureListeningTo(rootContainerElement, 'onChange');391        break;392      case 'option':393        ReactDOMFiberOption.validateProps(domElement, rawProps);394        props = ReactDOMFiberOption.getHostProps(domElement, rawProps);395        break;396      case 'select':397        ReactDOMFiberSelect.initWrapperState(domElement, rawProps);398        props = ReactDOMFiberSelect.getHostProps(domElement, rawProps);399        trapBubbledEventsLocal(domElement, tag);400        // For controlled components we always need to ensure we're listening401        // to onChange. Even if there is no listener.402        ensureListeningTo(rootContainerElement, 'onChange');403        break;404      case 'textarea':405        ReactDOMFiberTextarea.initWrapperState(domElement, rawProps);406        props = ReactDOMFiberTextarea.getHostProps(domElement, rawProps);407        trapBubbledEventsLocal(domElement, tag);408        // For controlled components we always need to ensure we're listening409        // to onChange. Even if there is no listener.410        ensureListeningTo(rootContainerElement, 'onChange');411        break;412      default:413        props = rawProps;414    }415    assertValidProps(tag, props, getCurrentFiberOwnerName);416    setInitialDOMProperties(417      domElement,418      rootContainerElement,419      props,420      isCustomComponentTag,421    );422    switch (tag) {423      case 'input':424        // TODO: Make sure we check if this is still unmounted or do any clean425        // up necessary since we never stop tracking anymore.426        inputValueTracking.trackNode((domElement: any));427        ReactDOMFiberInput.postMountWrapper(domElement, rawProps);428        break;429      case 'textarea':430        // TODO: Make sure we check if this is still unmounted or do any clean431        // up necessary since we never stop tracking anymore.432        inputValueTracking.trackNode((domElement: any));433        ReactDOMFiberTextarea.postMountWrapper(domElement, rawProps);434        break;435      case 'option':436        ReactDOMFiberOption.postMountWrapper(domElement, rawProps);437        break;438      case 'select':439        ReactDOMFiberSelect.postMountWrapper(domElement, rawProps);440        break;441      default:442        if (typeof props.onClick === 'function') {443          // TODO: This cast may not be sound for SVG, MathML or custom elements.444          trapClickOnNonInteractiveElement(((domElement: any): HTMLElement));445        }446        break;447    }448  },449  // Calculate the diff between the two objects.450  diffProperties(451    domElement: Element,452    tag: string,453    lastRawProps: Object,454    nextRawProps: Object,455    rootContainerElement: Element | Document,456  ): null | Array<mixed> {457    if (__DEV__) {458      validatePropertiesInDevelopment(tag, nextRawProps);459    }460    var updatePayload: null | Array<any> = null;461    var lastProps: Object;462    var nextProps: Object;463    switch (tag) {464      case 'input':465        lastProps = ReactDOMFiberInput.getHostProps(domElement, lastRawProps);466        nextProps = ReactDOMFiberInput.getHostProps(domElement, nextRawProps);467        updatePayload = [];468        break;469      case 'option':470        lastProps = ReactDOMFiberOption.getHostProps(domElement, lastRawProps);471        nextProps = ReactDOMFiberOption.getHostProps(domElement, nextRawProps);472        updatePayload = [];473        break;474      case 'select':475        lastProps = ReactDOMFiberSelect.getHostProps(domElement, lastRawProps);476        nextProps = ReactDOMFiberSelect.getHostProps(domElement, nextRawProps);477        updatePayload = [];478        break;479      case 'textarea':480        lastProps = ReactDOMFiberTextarea.getHostProps(481          domElement,482          lastRawProps,483        );484        nextProps = ReactDOMFiberTextarea.getHostProps(485          domElement,486          nextRawProps,487        );488        updatePayload = [];489        break;490      default:491        lastProps = lastRawProps;492        nextProps = nextRawProps;493        if (494          typeof lastProps.onClick !== 'function' &&495          typeof nextProps.onClick === 'function'496        ) {497          // TODO: This cast may not be sound for SVG, MathML or custom elements.498          trapClickOnNonInteractiveElement(((domElement: any): HTMLElement));499        }500        break;501    }502    assertValidProps(tag, nextProps, getCurrentFiberOwnerName);503    var propKey;504    var styleName;505    var styleUpdates = null;506    for (propKey in lastProps) {507      if (508        nextProps.hasOwnProperty(propKey) ||509        !lastProps.hasOwnProperty(propKey) ||510        lastProps[propKey] == null511      ) {512        continue;513      }514      if (propKey === STYLE) {515        var lastStyle = lastProps[propKey];516        for (styleName in lastStyle) {517          if (lastStyle.hasOwnProperty(styleName)) {518            if (!styleUpdates) {519              styleUpdates = {};520            }521            styleUpdates[styleName] = '';522          }523        }524      } else if (525        propKey === DANGEROUSLY_SET_INNER_HTML ||526        propKey === CHILDREN527      ) {528        // Noop. This is handled by the clear text mechanism.529      } else if (propKey === SUPPRESS_CONTENT_EDITABLE_WARNING) {530        // Noop531      } else if (registrationNameModules.hasOwnProperty(propKey)) {532        // This is a special case. If any listener updates we need to ensure533        // that the "current" fiber pointer gets updated so we need a commit534        // to update this element.535        if (!updatePayload) {536          updatePayload = [];537        }538      } else {539        // For all other deleted properties we add it to the queue. We use540        // the whitelist in the commit phase instead.541        (updatePayload = updatePayload || []).push(propKey, null);542      }543    }544    for (propKey in nextProps) {545      var nextProp = nextProps[propKey];546      var lastProp = lastProps != null ? lastProps[propKey] : undefined;547      if (548        !nextProps.hasOwnProperty(propKey) ||549        nextProp === lastProp ||550        (nextProp == null && lastProp == null)551      ) {552        continue;553      }554      if (propKey === STYLE) {555        if (__DEV__) {556          if (nextProp) {557            // Freeze the next style object so that we can assume it won't be558            // mutated. We have already warned for this in the past.559            Object.freeze(nextProp);560          }561        }562        if (lastProp) {563          // Unset styles on `lastProp` but not on `nextProp`.564          for (styleName in lastProp) {565            if (566              lastProp.hasOwnProperty(styleName) &&567              (!nextProp || !nextProp.hasOwnProperty(styleName))568            ) {569              if (!styleUpdates) {570                styleUpdates = {};571              }572              styleUpdates[styleName] = '';573            }574          }575          // Update styles that changed since `lastProp`.576          for (styleName in nextProp) {577            if (578              nextProp.hasOwnProperty(styleName) &&579              lastProp[styleName] !== nextProp[styleName]580            ) {581              if (!styleUpdates) {582                styleUpdates = {};583              }584              styleUpdates[styleName] = nextProp[styleName];585            }586          }587        } else {588          // Relies on `updateStylesByID` not mutating `styleUpdates`.589          if (!styleUpdates) {590            if (!updatePayload) {591              updatePayload = [];592            }593            updatePayload.push(propKey, styleUpdates);594          }595          styleUpdates = nextProp;596        }597      } else if (propKey === DANGEROUSLY_SET_INNER_HTML) {598        var nextHtml = nextProp ? nextProp[HTML] : undefined;599        var lastHtml = lastProp ? lastProp[HTML] : undefined;600        if (nextHtml != null) {601          if (lastHtml !== nextHtml) {602            (updatePayload = updatePayload || []).push(propKey, '' + nextHtml);603          }604        } else {605          // TODO: It might be too late to clear this if we have children606          // inserted already.607        }608      } else if (propKey === CHILDREN) {609        if (610          lastProp !== nextProp &&611          (typeof nextProp === 'string' || typeof nextProp === 'number')612        ) {613          (updatePayload = updatePayload || []).push(propKey, '' + nextProp);614        }615      } else if (propKey === SUPPRESS_CONTENT_EDITABLE_WARNING) {616        // Noop617      } else if (registrationNameModules.hasOwnProperty(propKey)) {618        if (nextProp) {619          // We eagerly listen to this even though we haven't committed yet.620          ensureListeningTo(rootContainerElement, propKey);621        }622        if (!updatePayload && lastProp !== nextProp) {623          // This is a special case. If any listener updates we need to ensure624          // that the "current" props pointer gets updated so we need a commit625          // to update this element.626          updatePayload = [];627        }628      } else {629        // For any other property we always add it to the queue and then we630        // filter it out using the whitelist during the commit.631        (updatePayload = updatePayload || []).push(propKey, nextProp);632      }633    }634    if (styleUpdates) {635      (updatePayload = updatePayload || []).push(STYLE, styleUpdates);636    }637    return updatePayload;638  },639  // Apply the diff.640  updateProperties(641    domElement: Element,642    updatePayload: Array<any>,643    tag: string,644    lastRawProps: Object,645    nextRawProps: Object,646  ): void {647    var wasCustomComponentTag = isCustomComponent(tag, lastRawProps);648    var isCustomComponentTag = isCustomComponent(tag, nextRawProps);649    // Apply the diff.650    updateDOMProperties(651      domElement,652      updatePayload,653      wasCustomComponentTag,654      isCustomComponentTag,655    );656    // TODO: Ensure that an update gets scheduled if any of the special props657    // changed.658    switch (tag) {659      case 'input':660        // Update the wrapper around inputs *after* updating props. This has to661        // happen after `updateDOMProperties`. Otherwise HTML5 input validations662        // raise warnings and prevent the new value from being assigned.663        ReactDOMFiberInput.updateWrapper(domElement, nextRawProps);664        break;665      case 'textarea':666        ReactDOMFiberTextarea.updateWrapper(domElement, nextRawProps);667        break;668      case 'select':669        // <select> value update needs to occur after <option> children670        // reconciliation671        ReactDOMFiberSelect.postUpdateWrapper(domElement, nextRawProps);672        break;673    }674  },675  diffHydratedProperties(676    domElement: Element,677    tag: string,678    rawProps: Object,679    rootContainerElement: Element | Document,680  ): null | Array<mixed> {681    if (__DEV__) {682      var isCustomComponentTag = isCustomComponent(tag, rawProps);683      validatePropertiesInDevelopment(tag, rawProps);684      if (isCustomComponentTag && !didWarnShadyDOM && domElement.shadyRoot) {685        warning(686          false,687          '%s is using shady DOM. Using shady DOM with React can ' +688            'cause things to break subtly.',689          getCurrentFiberOwnerName() || 'A component',690        );691        didWarnShadyDOM = true;692      }693    }694    switch (tag) {695      case 'audio':696      case 'form':697      case 'iframe':698      case 'img':699      case 'image':700      case 'link':701      case 'object':702      case 'source':703      case 'video':704      case 'details':705        trapBubbledEventsLocal(domElement, tag);706        break;707      case 'input':708        ReactDOMFiberInput.initWrapperState(domElement, rawProps);709        trapBubbledEventsLocal(domElement, tag);710        // For controlled components we always need to ensure we're listening711        // to onChange. Even if there is no listener.712        ensureListeningTo(rootContainerElement, 'onChange');713        break;714      case 'option':715        ReactDOMFiberOption.validateProps(domElement, rawProps);716        break;717      case 'select':718        ReactDOMFiberSelect.initWrapperState(domElement, rawProps);719        trapBubbledEventsLocal(domElement, tag);720        // For controlled components we always need to ensure we're listening721        // to onChange. Even if there is no listener.722        ensureListeningTo(rootContainerElement, 'onChange');723        break;724      case 'textarea':725        ReactDOMFiberTextarea.initWrapperState(domElement, rawProps);726        trapBubbledEventsLocal(domElement, tag);727        // For controlled components we always need to ensure we're listening728        // to onChange. Even if there is no listener.729        ensureListeningTo(rootContainerElement, 'onChange');730        break;731    }732    assertValidProps(tag, rawProps, getCurrentFiberOwnerName);733    var updatePayload = null;734    for (var propKey in rawProps) {735      if (!rawProps.hasOwnProperty(propKey)) {736        continue;737      }738      var nextProp = rawProps[propKey];739      if (propKey === CHILDREN) {740        // For text content children we compare against textContent. This...

ReactDOMComponent.js

Source:ReactDOMComponent.js

...165    topTimeUpdate: 'timeupdate',166    topVolumeChange: 'volumechange',167    topWaiting: 'waiting'168  };169  function trapBubbledEventsLocal() {170    var inst = this;171    !inst._rootNodeID ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Must be mounted to trap events') : invariant(false) : void 0;172    var node = getNode(inst);173    !node ? process.env.NODE_ENV !== 'production' ? invariant(false, 'trapBubbledEvent(...): Requires node to be rendered.') : invariant(false) : void 0;174    switch (inst._tag) {175      case 'iframe':176      case 'object':177        inst._wrapperState.listeners = [ReactBrowserEventEmitter.trapBubbledEvent(EventConstants.topLevelTypes.topLoad, 'load', node)];178        break;179      case 'video':180      case 'audio':181        inst._wrapperState.listeners = [];182        for (var event in mediaEvents) {183          if (mediaEvents.hasOwnProperty(event)) {...

issues.js

Source:issues.js

1module.exports = [2  {3    title: 'Bind to a Map() Object not possible',4    status: 'open'5  },6  {7    title: 'Binding in slotted compoment triggers reactive statements twice',8    status: 'open'9  },10  {11    title: 'Two-Way Binding With Native Components Not In Sync With Attribute',12    status: 'closed'13  },14  {15    title: 'Site: Renaming API Docs path from "/docs" to "/api"',16    status: 'closed'17  },18  {19    title: 'Binding to an object fires erroneous reactive update',20    status: 'closed'21  },22  {23    title: "Typescript won't build from alternate system drive letters",24    status: 'closed'25  },26  {27    title: 'Axe accessibility issues on Svelte docs',28    status: 'open'29  },30  {31    title: 'Complete list of Svelte compiler warning codes',32    status: 'closed'33  },34  {35    title: 'Bind forwarding',36    status: 'closed'37  },38  {39    title: 'Bug: onLoadStart is not passed to img',40    status: 'closed'41  },42  {43    title: 'Security vulnerability: Insecure Randomness',44    status: 'closed'45  },46  {47    title: 'Feature Request: useComponent Hook',48    status: 'closed'49  },50  {51    title: 'Can I use mountReducer to refactor mountState?',52    status: 'closed'53  },54  {55    title: 'Re-land unmounting error boundaries changes',56    status: 'closed'57  },58  {59    title:60      "Distribute source maps for easier debugging in Chrome's Performance tab",61    status: 'closed'62  },63  {64    title: 'An improvement on fast return in markUpdateLaneFromFiberToRoot()',65    status: 'closed'66  },67  {68    title:69      'React Developer Tools triggers console error in Firefox for protected URLs',70    status: 'closed'71  },72  {73    title: 'Bug: Should have a queue',74    status: 'closed'75  },76  {77    title: 'feature: Move react-is to react/is',78    status: 'closed'79  },80  {81    title: 'Question: using setState to access latest state in event handler',82    status: 'closed'83  },84  {85    title: "Feedback for 'exhaustive-deps' lint rule",86    status: 'closed'87  },88  {89    title: 'Bug: onCompositionEnd not called',90    status: 'closed'91  },92  {93    title: 'Misspelled "Escape" event type in Focus.js',94    status: 'open'95  },96  {97    title: 'Clarify SSR expectations/contract',98    status: 'closed'99  },100  {101    title: 'Bug: Fast memory leaks on simple React App',102    status: 'open'103  },104  {105    title: 'Proposal: Get rid of pooling in synthetic event system',106    status: 'open'107  },108  {109    title: "Play Nicely with The DOM Event System (because it's legacy anyway)",110    status: 'open'111  },112  {113    title: 'Externalize the State Tree (or alternatives)',114    status: 'open'115  },116  {117    title: 'Hibernating State (Not Necessarily Serialized)',118    status: 'open'119  },120  {121    title: 'Include DevTools as Public API',122    status: 'open'123  },124  {125    title:126      'Use Inline Event Handlers for trapBubbledEventsLocal and the iOS Safari Click Hack',127    status: 'open'128  },129  {130    title: 'Support Stateful Test Renderer',131    status: 'open'132  },133  {134    title: 'Support for reparenting',135    status: 'open'136  },137  {138    title: 'Optimizing Compiler: Tagging ReactElements',139    status: 'open'140  },141  {142    title:143      'getEventKey implementation inconsistent with DOM3 spec / Firefox implementation',144    status: 'open'145  }...

Using AI Code Generation

1const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');2const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');3const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');4const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');5const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');6const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');7const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');8const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');9const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');10const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');11const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');12const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');13const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');14const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');

Using AI Code Generation

1const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');2const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');3const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');4const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');5const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');6const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');7const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');8const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');9const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');10const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');11const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');12const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');13const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');14const { trapBubbledEventsLocal } = require('playwright/lib/server/frames');15const { trapBubbledEventsLocal

Using AI Code Generation

1const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');2const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');3const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');4const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');5const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');6const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');7const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');8const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');9const {trapBubbledEventsLocal} = require('playwright/lib/server/dom.js');

Using AI Code Generation

1const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');2const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');3const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');4const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');5const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');6const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');7const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');8const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');9const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');10const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');11const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');12const {trapBubbledEventsLocal} = require('@playwright/test/lib/server/trace/recorder/networkRecorder');13const {trapBubb

Using AI Code Generation

1const { trapBubbledEventsLocal } = require('playwright-core/lib/internal/transport/webSocketTransport');2trapBubbledEventsLocal();3const { trapBubbledEventsLocal } = require('playwright-core/lib/internal/transport/webSocketTransport');4trapBubbledEventsLocal();5const { trapBubbledEventsLocal } = require('playwright-core/lib/internal/transport/webSocketTransport');6trapBubbledEventsLocal();7const { trapBubbledEventsLocal } = require('playwright-core/lib/internal/transport/webSocketTransport');8trapBubbledEventsLocal();9const { trapBubbledEventsLocal } = require('play

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.