Best JavaScript code snippet using playwright-internal
b0ea876b301f63c96d702a493f5ebd456144bcReactFiberBeginWork.js
Source:b0ea876b301f63c96d702a493f5ebd456144bcReactFiberBeginWork.js  
...331    }332    memoizeProps(workInProgress, nextCoroutine);333    return workInProgress.stateNode;334  }335  function updatePortalComponent(current, workInProgress) {336    pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);337    var priorityLevel = workInProgress.pendingWorkPriority;338    var nextChildren = workInProgress.pendingProps;339    if (hasContextChanged()) {340      if (nextChildren === null) {341        nextChildren = current && current.memoizedProps;342        invariant(nextChildren != null, 'We should always have pending or current props. This error is ' + 'likely caused by a bug in React. Please file an issue.');343      }344    } else if (nextChildren === null || workInProgress.memoizedProps === nextChildren) {345      return bailoutOnAlreadyFinishedWork(current, workInProgress);346    }347    if (current === null) {348      workInProgress.child = reconcileChildFibersInPlace(workInProgress, workInProgress.child, nextChildren, priorityLevel);349      memoizeProps(workInProgress, nextChildren);350      markChildAsProgressed(current, workInProgress, priorityLevel);351    } else {352      reconcileChildren(current, workInProgress, nextChildren);353      memoizeProps(workInProgress, nextChildren);354    }355    return workInProgress.child;356  }357  function bailoutOnAlreadyFinishedWork(current, workInProgress) {358    if (__DEV__) {359      cancelWorkTimer(workInProgress);360    }361    var priorityLevel = workInProgress.pendingWorkPriority;362    if (current && workInProgress.child === current.child) {363      clearDeletions(workInProgress);364    }365    cloneChildFibers(current, workInProgress);366    markChildAsProgressed(current, workInProgress, priorityLevel);367    return workInProgress.child;368  }369  function bailoutOnLowPriority(current, workInProgress) {370    if (__DEV__) {371      cancelWorkTimer(workInProgress);372    }373    switch (workInProgress.tag) {374      case ClassComponent:375        pushContextProvider(workInProgress);376        break;377      case HostPortal:378        pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);379        break;380    }381    return null;382  }383  function memoizeProps(workInProgress, nextProps) {384    workInProgress.memoizedProps = nextProps;385    workInProgress.pendingProps = null;386  }387  function memoizeState(workInProgress, nextState) {388    workInProgress.memoizedState = nextState;389  }390  function beginWork(current, workInProgress, priorityLevel) {391    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {392      return bailoutOnLowPriority(current, workInProgress);393    }394    if (__DEV__) {395      ReactDebugCurrentFiber.current = workInProgress;396    }397    workInProgress.firstEffect = null;398    workInProgress.lastEffect = null;399    if (workInProgress.progressedPriority === priorityLevel) {400      workInProgress.child = workInProgress.progressedChild;401    }402    switch (workInProgress.tag) {403      case IndeterminateComponent:404        return mountIndeterminateComponent(current, workInProgress, priorityLevel);405      case FunctionalComponent:406        return updateFunctionalComponent(current, workInProgress);407      case ClassComponent:408        return updateClassComponent(current, workInProgress, priorityLevel);409      case HostRoot:410        return updateHostRoot(current, workInProgress, priorityLevel);411      case HostComponent:412        return updateHostComponent(current, workInProgress);413      case HostText:414        return updateHostText(current, workInProgress);415      case CoroutineHandlerPhase:416        workInProgress.tag = CoroutineComponent;417      case CoroutineComponent:418        return updateCoroutineComponent(current, workInProgress);419      case YieldComponent:420        return null;421      case HostPortal:422        return updatePortalComponent(current, workInProgress);423      case Fragment:424        return updateFragment(current, workInProgress);425      default:426        invariant(false, 'Unknown unit of work tag. This error is likely caused by a bug in ' + 'React. Please file an issue.');427    }428  }429  function beginFailedWork(current, workInProgress, priorityLevel) {430    invariant(workInProgress.tag === ClassComponent || workInProgress.tag === HostRoot, 'Invalid type of work. This error is likely caused by a bug in React. ' + 'Please file an issue.');431    workInProgress.effectTag |= Err;432    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {433      return bailoutOnLowPriority(current, workInProgress);434    }435    workInProgress.firstEffect = null;436    workInProgress.lastEffect = null;...0c0973fc7971824d7f8a174e5eae9c482a6244ReactFiberBeginWork.js
Source:0c0973fc7971824d7f8a174e5eae9c482a6244ReactFiberBeginWork.js  
...331    }332    memoizeProps(workInProgress, nextCoroutine);333    return workInProgress.stateNode;334  }335  function updatePortalComponent(current, workInProgress) {336    pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);337    var priorityLevel = workInProgress.pendingWorkPriority;338    var nextChildren = workInProgress.pendingProps;339    if (hasContextChanged()) {340      if (nextChildren === null) {341        nextChildren = current && current.memoizedProps;342        invariant(nextChildren != null, 'We should always have pending or current props. This error is ' + 'likely caused by a bug in React. Please file an issue.');343      }344    } else if (nextChildren === null || workInProgress.memoizedProps === nextChildren) {345      return bailoutOnAlreadyFinishedWork(current, workInProgress);346    }347    if (current === null) {348      workInProgress.child = reconcileChildFibersInPlace(workInProgress, workInProgress.child, nextChildren, priorityLevel);349      memoizeProps(workInProgress, nextChildren);350      markChildAsProgressed(current, workInProgress, priorityLevel);351    } else {352      reconcileChildren(current, workInProgress, nextChildren);353      memoizeProps(workInProgress, nextChildren);354    }355    return workInProgress.child;356  }357  function bailoutOnAlreadyFinishedWork(current, workInProgress) {358    if (__DEV__) {359      cancelWorkTimer(workInProgress);360    }361    var priorityLevel = workInProgress.pendingWorkPriority;362    if (current && workInProgress.child === current.child) {363      clearDeletions(workInProgress);364    }365    cloneChildFibers(current, workInProgress);366    markChildAsProgressed(current, workInProgress, priorityLevel);367    return workInProgress.child;368  }369  function bailoutOnLowPriority(current, workInProgress) {370    if (__DEV__) {371      cancelWorkTimer(workInProgress);372    }373    switch (workInProgress.tag) {374      case ClassComponent:375        pushContextProvider(workInProgress);376        break;377      case HostPortal:378        pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);379        break;380    }381    return null;382  }383  function memoizeProps(workInProgress, nextProps) {384    workInProgress.memoizedProps = nextProps;385    workInProgress.pendingProps = null;386  }387  function memoizeState(workInProgress, nextState) {388    workInProgress.memoizedState = nextState;389  }390  function beginWork(current, workInProgress, priorityLevel) {391    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {392      return bailoutOnLowPriority(current, workInProgress);393    }394    if (__DEV__) {395      ReactDebugCurrentFiber.current = workInProgress;396    }397    workInProgress.firstEffect = null;398    workInProgress.lastEffect = null;399    if (workInProgress.progressedPriority === priorityLevel) {400      workInProgress.child = workInProgress.progressedChild;401    }402    switch (workInProgress.tag) {403      case IndeterminateComponent:404        return mountIndeterminateComponent(current, workInProgress, priorityLevel);405      case FunctionalComponent:406        return updateFunctionalComponent(current, workInProgress);407      case ClassComponent:408        return updateClassComponent(current, workInProgress, priorityLevel);409      case HostRoot:410        return updateHostRoot(current, workInProgress, priorityLevel);411      case HostComponent:412        return updateHostComponent(current, workInProgress);413      case HostText:414        return updateHostText(current, workInProgress);415      case CoroutineHandlerPhase:416        workInProgress.tag = CoroutineComponent;417      case CoroutineComponent:418        return updateCoroutineComponent(current, workInProgress);419      case YieldComponent:420        return null;421      case HostPortal:422        return updatePortalComponent(current, workInProgress);423      case Fragment:424        return updateFragment(current, workInProgress);425      default:426        invariant(false, 'Unknown unit of work tag. This error is likely caused by a bug in ' + 'React. Please file an issue.');427    }428  }429  function beginFailedWork(current, workInProgress, priorityLevel) {430    invariant(workInProgress.tag === ClassComponent || workInProgress.tag === HostRoot, 'Invalid type of work. This error is likely caused by a bug in React. ' + 'Please file an issue.');431    workInProgress.effectTag |= Err;432    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {433      return bailoutOnLowPriority(current, workInProgress);434    }435    workInProgress.firstEffect = null;436    workInProgress.lastEffect = null;...a9c9772a1f3ee8b9618c4d3bc7e33597822442ReactFiberBeginWork.js
Source:a9c9772a1f3ee8b9618c4d3bc7e33597822442ReactFiberBeginWork.js  
...331    }332    memoizeProps(workInProgress, nextCoroutine);333    return workInProgress.stateNode;334  }335  function updatePortalComponent(current, workInProgress) {336    pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);337    var priorityLevel = workInProgress.pendingWorkPriority;338    var nextChildren = workInProgress.pendingProps;339    if (hasContextChanged()) {340      if (nextChildren === null) {341        nextChildren = current && current.memoizedProps;342        invariant(nextChildren != null, 'We should always have pending or current props. This error is ' + 'likely caused by a bug in React. Please file an issue.');343      }344    } else if (nextChildren === null || workInProgress.memoizedProps === nextChildren) {345      return bailoutOnAlreadyFinishedWork(current, workInProgress);346    }347    if (current === null) {348      workInProgress.child = reconcileChildFibersInPlace(workInProgress, workInProgress.child, nextChildren, priorityLevel);349      memoizeProps(workInProgress, nextChildren);350      markChildAsProgressed(current, workInProgress, priorityLevel);351    } else {352      reconcileChildren(current, workInProgress, nextChildren);353      memoizeProps(workInProgress, nextChildren);354    }355    return workInProgress.child;356  }357  function bailoutOnAlreadyFinishedWork(current, workInProgress) {358    if (__DEV__) {359      cancelWorkTimer(workInProgress);360    }361    var priorityLevel = workInProgress.pendingWorkPriority;362    if (current && workInProgress.child === current.child) {363      clearDeletions(workInProgress);364    }365    cloneChildFibers(current, workInProgress);366    markChildAsProgressed(current, workInProgress, priorityLevel);367    return workInProgress.child;368  }369  function bailoutOnLowPriority(current, workInProgress) {370    if (__DEV__) {371      cancelWorkTimer(workInProgress);372    }373    switch (workInProgress.tag) {374      case ClassComponent:375        pushContextProvider(workInProgress);376        break;377      case HostPortal:378        pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);379        break;380    }381    return null;382  }383  function memoizeProps(workInProgress, nextProps) {384    workInProgress.memoizedProps = nextProps;385    workInProgress.pendingProps = null;386  }387  function memoizeState(workInProgress, nextState) {388    workInProgress.memoizedState = nextState;389  }390  function beginWork(current, workInProgress, priorityLevel) {391    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {392      return bailoutOnLowPriority(current, workInProgress);393    }394    if (__DEV__) {395      ReactDebugCurrentFiber.current = workInProgress;396    }397    workInProgress.firstEffect = null;398    workInProgress.lastEffect = null;399    if (workInProgress.progressedPriority === priorityLevel) {400      workInProgress.child = workInProgress.progressedChild;401    }402    switch (workInProgress.tag) {403      case IndeterminateComponent:404        return mountIndeterminateComponent(current, workInProgress, priorityLevel);405      case FunctionalComponent:406        return updateFunctionalComponent(current, workInProgress);407      case ClassComponent:408        return updateClassComponent(current, workInProgress, priorityLevel);409      case HostRoot:410        return updateHostRoot(current, workInProgress, priorityLevel);411      case HostComponent:412        return updateHostComponent(current, workInProgress);413      case HostText:414        return updateHostText(current, workInProgress);415      case CoroutineHandlerPhase:416        workInProgress.tag = CoroutineComponent;417      case CoroutineComponent:418        return updateCoroutineComponent(current, workInProgress);419      case YieldComponent:420        return null;421      case HostPortal:422        return updatePortalComponent(current, workInProgress);423      case Fragment:424        return updateFragment(current, workInProgress);425      default:426        invariant(false, 'Unknown unit of work tag. This error is likely caused by a bug in ' + 'React. Please file an issue.');427    }428  }429  function beginFailedWork(current, workInProgress, priorityLevel) {430    invariant(workInProgress.tag === ClassComponent || workInProgress.tag === HostRoot, 'Invalid type of work. This error is likely caused by a bug in React. ' + 'Please file an issue.');431    workInProgress.effectTag |= Err;432    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {433      return bailoutOnLowPriority(current, workInProgress);434    }435    workInProgress.firstEffect = null;436    workInProgress.lastEffect = null;...5ecaac3714568df47d1bdc3115b642621abd87ReactFiberBeginWork.js
Source:5ecaac3714568df47d1bdc3115b642621abd87ReactFiberBeginWork.js  
...331    }332    memoizeProps(workInProgress, nextCoroutine);333    return workInProgress.stateNode;334  }335  function updatePortalComponent(current, workInProgress) {336    pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);337    var priorityLevel = workInProgress.pendingWorkPriority;338    var nextChildren = workInProgress.pendingProps;339    if (hasContextChanged()) {340      if (nextChildren === null) {341        nextChildren = current && current.memoizedProps;342        invariant(nextChildren != null, 'We should always have pending or current props. This error is ' + 'likely caused by a bug in React. Please file an issue.');343      }344    } else if (nextChildren === null || workInProgress.memoizedProps === nextChildren) {345      return bailoutOnAlreadyFinishedWork(current, workInProgress);346    }347    if (current === null) {348      workInProgress.child = reconcileChildFibersInPlace(workInProgress, workInProgress.child, nextChildren, priorityLevel);349      memoizeProps(workInProgress, nextChildren);350      markChildAsProgressed(current, workInProgress, priorityLevel);351    } else {352      reconcileChildren(current, workInProgress, nextChildren);353      memoizeProps(workInProgress, nextChildren);354    }355    return workInProgress.child;356  }357  function bailoutOnAlreadyFinishedWork(current, workInProgress) {358    if (__DEV__) {359      cancelWorkTimer(workInProgress);360    }361    var priorityLevel = workInProgress.pendingWorkPriority;362    if (current && workInProgress.child === current.child) {363      clearDeletions(workInProgress);364    }365    cloneChildFibers(current, workInProgress);366    markChildAsProgressed(current, workInProgress, priorityLevel);367    return workInProgress.child;368  }369  function bailoutOnLowPriority(current, workInProgress) {370    if (__DEV__) {371      cancelWorkTimer(workInProgress);372    }373    switch (workInProgress.tag) {374      case ClassComponent:375        pushContextProvider(workInProgress);376        break;377      case HostPortal:378        pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);379        break;380    }381    return null;382  }383  function memoizeProps(workInProgress, nextProps) {384    workInProgress.memoizedProps = nextProps;385    workInProgress.pendingProps = null;386  }387  function memoizeState(workInProgress, nextState) {388    workInProgress.memoizedState = nextState;389  }390  function beginWork(current, workInProgress, priorityLevel) {391    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {392      return bailoutOnLowPriority(current, workInProgress);393    }394    if (__DEV__) {395      ReactDebugCurrentFiber.current = workInProgress;396    }397    workInProgress.firstEffect = null;398    workInProgress.lastEffect = null;399    if (workInProgress.progressedPriority === priorityLevel) {400      workInProgress.child = workInProgress.progressedChild;401    }402    switch (workInProgress.tag) {403      case IndeterminateComponent:404        return mountIndeterminateComponent(current, workInProgress, priorityLevel);405      case FunctionalComponent:406        return updateFunctionalComponent(current, workInProgress);407      case ClassComponent:408        return updateClassComponent(current, workInProgress, priorityLevel);409      case HostRoot:410        return updateHostRoot(current, workInProgress, priorityLevel);411      case HostComponent:412        return updateHostComponent(current, workInProgress);413      case HostText:414        return updateHostText(current, workInProgress);415      case CoroutineHandlerPhase:416        workInProgress.tag = CoroutineComponent;417      case CoroutineComponent:418        return updateCoroutineComponent(current, workInProgress);419      case YieldComponent:420        return null;421      case HostPortal:422        return updatePortalComponent(current, workInProgress);423      case Fragment:424        return updateFragment(current, workInProgress);425      default:426        invariant(false, 'Unknown unit of work tag. This error is likely caused by a bug in ' + 'React. Please file an issue.');427    }428  }429  function beginFailedWork(current, workInProgress, priorityLevel) {430    invariant(workInProgress.tag === ClassComponent || workInProgress.tag === HostRoot, 'Invalid type of work. This error is likely caused by a bug in React. ' + 'Please file an issue.');431    workInProgress.effectTag |= Err;432    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {433      return bailoutOnLowPriority(current, workInProgress);434    }435    workInProgress.firstEffect = null;436    workInProgress.lastEffect = null;...38fd25b340d9a8718c2ff51416edd6daa1ddf9ReactFiberBeginWork.js
Source:38fd25b340d9a8718c2ff51416edd6daa1ddf9ReactFiberBeginWork.js  
...331    }332    memoizeProps(workInProgress, nextCoroutine);333    return workInProgress.stateNode;334  }335  function updatePortalComponent(current, workInProgress) {336    pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);337    var priorityLevel = workInProgress.pendingWorkPriority;338    var nextChildren = workInProgress.pendingProps;339    if (hasContextChanged()) {340      if (nextChildren === null) {341        nextChildren = current && current.memoizedProps;342        invariant(nextChildren != null, 'We should always have pending or current props. This error is ' + 'likely caused by a bug in React. Please file an issue.');343      }344    } else if (nextChildren === null || workInProgress.memoizedProps === nextChildren) {345      return bailoutOnAlreadyFinishedWork(current, workInProgress);346    }347    if (current === null) {348      workInProgress.child = reconcileChildFibersInPlace(workInProgress, workInProgress.child, nextChildren, priorityLevel);349      memoizeProps(workInProgress, nextChildren);350      markChildAsProgressed(current, workInProgress, priorityLevel);351    } else {352      reconcileChildren(current, workInProgress, nextChildren);353      memoizeProps(workInProgress, nextChildren);354    }355    return workInProgress.child;356  }357  function bailoutOnAlreadyFinishedWork(current, workInProgress) {358    if (__DEV__) {359      cancelWorkTimer(workInProgress);360    }361    var priorityLevel = workInProgress.pendingWorkPriority;362    if (current && workInProgress.child === current.child) {363      clearDeletions(workInProgress);364    }365    cloneChildFibers(current, workInProgress);366    markChildAsProgressed(current, workInProgress, priorityLevel);367    return workInProgress.child;368  }369  function bailoutOnLowPriority(current, workInProgress) {370    if (__DEV__) {371      cancelWorkTimer(workInProgress);372    }373    switch (workInProgress.tag) {374      case ClassComponent:375        pushContextProvider(workInProgress);376        break;377      case HostPortal:378        pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);379        break;380    }381    return null;382  }383  function memoizeProps(workInProgress, nextProps) {384    workInProgress.memoizedProps = nextProps;385    workInProgress.pendingProps = null;386  }387  function memoizeState(workInProgress, nextState) {388    workInProgress.memoizedState = nextState;389  }390  function beginWork(current, workInProgress, priorityLevel) {391    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {392      return bailoutOnLowPriority(current, workInProgress);393    }394    if (__DEV__) {395      ReactDebugCurrentFiber.current = workInProgress;396    }397    workInProgress.firstEffect = null;398    workInProgress.lastEffect = null;399    if (workInProgress.progressedPriority === priorityLevel) {400      workInProgress.child = workInProgress.progressedChild;401    }402    switch (workInProgress.tag) {403      case IndeterminateComponent:404        return mountIndeterminateComponent(current, workInProgress, priorityLevel);405      case FunctionalComponent:406        return updateFunctionalComponent(current, workInProgress);407      case ClassComponent:408        return updateClassComponent(current, workInProgress, priorityLevel);409      case HostRoot:410        return updateHostRoot(current, workInProgress, priorityLevel);411      case HostComponent:412        return updateHostComponent(current, workInProgress);413      case HostText:414        return updateHostText(current, workInProgress);415      case CoroutineHandlerPhase:416        workInProgress.tag = CoroutineComponent;417      case CoroutineComponent:418        return updateCoroutineComponent(current, workInProgress);419      case YieldComponent:420        return null;421      case HostPortal:422        return updatePortalComponent(current, workInProgress);423      case Fragment:424        return updateFragment(current, workInProgress);425      default:426        invariant(false, 'Unknown unit of work tag. This error is likely caused by a bug in ' + 'React. Please file an issue.');427    }428  }429  function beginFailedWork(current, workInProgress, priorityLevel) {430    invariant(workInProgress.tag === ClassComponent || workInProgress.tag === HostRoot, 'Invalid type of work. This error is likely caused by a bug in React. ' + 'Please file an issue.');431    workInProgress.effectTag |= Err;432    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {433      return bailoutOnLowPriority(current, workInProgress);434    }435    workInProgress.firstEffect = null;436    workInProgress.lastEffect = null;...34599645ab8f136bb4f4fe68a8ebd038aab6aaReactFiberBeginWork.js
Source:34599645ab8f136bb4f4fe68a8ebd038aab6aaReactFiberBeginWork.js  
...331    }332    memoizeProps(workInProgress, nextCoroutine);333    return workInProgress.stateNode;334  }335  function updatePortalComponent(current, workInProgress) {336    pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);337    var priorityLevel = workInProgress.pendingWorkPriority;338    var nextChildren = workInProgress.pendingProps;339    if (hasContextChanged()) {340      if (nextChildren === null) {341        nextChildren = current && current.memoizedProps;342        invariant(nextChildren != null, 'We should always have pending or current props. This error is ' + 'likely caused by a bug in React. Please file an issue.');343      }344    } else if (nextChildren === null || workInProgress.memoizedProps === nextChildren) {345      return bailoutOnAlreadyFinishedWork(current, workInProgress);346    }347    if (current === null) {348      workInProgress.child = reconcileChildFibersInPlace(workInProgress, workInProgress.child, nextChildren, priorityLevel);349      memoizeProps(workInProgress, nextChildren);350      markChildAsProgressed(current, workInProgress, priorityLevel);351    } else {352      reconcileChildren(current, workInProgress, nextChildren);353      memoizeProps(workInProgress, nextChildren);354    }355    return workInProgress.child;356  }357  function bailoutOnAlreadyFinishedWork(current, workInProgress) {358    if (__DEV__) {359      cancelWorkTimer(workInProgress);360    }361    var priorityLevel = workInProgress.pendingWorkPriority;362    if (current && workInProgress.child === current.child) {363      clearDeletions(workInProgress);364    }365    cloneChildFibers(current, workInProgress);366    markChildAsProgressed(current, workInProgress, priorityLevel);367    return workInProgress.child;368  }369  function bailoutOnLowPriority(current, workInProgress) {370    if (__DEV__) {371      cancelWorkTimer(workInProgress);372    }373    switch (workInProgress.tag) {374      case ClassComponent:375        pushContextProvider(workInProgress);376        break;377      case HostPortal:378        pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);379        break;380    }381    return null;382  }383  function memoizeProps(workInProgress, nextProps) {384    workInProgress.memoizedProps = nextProps;385    workInProgress.pendingProps = null;386  }387  function memoizeState(workInProgress, nextState) {388    workInProgress.memoizedState = nextState;389  }390  function beginWork(current, workInProgress, priorityLevel) {391    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {392      return bailoutOnLowPriority(current, workInProgress);393    }394    if (__DEV__) {395      ReactDebugCurrentFiber.current = workInProgress;396    }397    workInProgress.firstEffect = null;398    workInProgress.lastEffect = null;399    if (workInProgress.progressedPriority === priorityLevel) {400      workInProgress.child = workInProgress.progressedChild;401    }402    switch (workInProgress.tag) {403      case IndeterminateComponent:404        return mountIndeterminateComponent(current, workInProgress, priorityLevel);405      case FunctionalComponent:406        return updateFunctionalComponent(current, workInProgress);407      case ClassComponent:408        return updateClassComponent(current, workInProgress, priorityLevel);409      case HostRoot:410        return updateHostRoot(current, workInProgress, priorityLevel);411      case HostComponent:412        return updateHostComponent(current, workInProgress);413      case HostText:414        return updateHostText(current, workInProgress);415      case CoroutineHandlerPhase:416        workInProgress.tag = CoroutineComponent;417      case CoroutineComponent:418        return updateCoroutineComponent(current, workInProgress);419      case YieldComponent:420        return null;421      case HostPortal:422        return updatePortalComponent(current, workInProgress);423      case Fragment:424        return updateFragment(current, workInProgress);425      default:426        invariant(false, 'Unknown unit of work tag. This error is likely caused by a bug in ' + 'React. Please file an issue.');427    }428  }429  function beginFailedWork(current, workInProgress, priorityLevel) {430    invariant(workInProgress.tag === ClassComponent || workInProgress.tag === HostRoot, 'Invalid type of work. This error is likely caused by a bug in React. ' + 'Please file an issue.');431    workInProgress.effectTag |= Err;432    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {433      return bailoutOnLowPriority(current, workInProgress);434    }435    workInProgress.firstEffect = null;436    workInProgress.lastEffect = null;...f53fd5eb0f6d83330f45713d7ad4a8e61020b9ReactFiberBeginWork.js
Source:f53fd5eb0f6d83330f45713d7ad4a8e61020b9ReactFiberBeginWork.js  
...331    }332    memoizeProps(workInProgress, nextCoroutine);333    return workInProgress.stateNode;334  }335  function updatePortalComponent(current, workInProgress) {336    pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);337    var priorityLevel = workInProgress.pendingWorkPriority;338    var nextChildren = workInProgress.pendingProps;339    if (hasContextChanged()) {340      if (nextChildren === null) {341        nextChildren = current && current.memoizedProps;342        invariant(nextChildren != null, 'We should always have pending or current props. This error is ' + 'likely caused by a bug in React. Please file an issue.');343      }344    } else if (nextChildren === null || workInProgress.memoizedProps === nextChildren) {345      return bailoutOnAlreadyFinishedWork(current, workInProgress);346    }347    if (current === null) {348      workInProgress.child = reconcileChildFibersInPlace(workInProgress, workInProgress.child, nextChildren, priorityLevel);349      memoizeProps(workInProgress, nextChildren);350      markChildAsProgressed(current, workInProgress, priorityLevel);351    } else {352      reconcileChildren(current, workInProgress, nextChildren);353      memoizeProps(workInProgress, nextChildren);354    }355    return workInProgress.child;356  }357  function bailoutOnAlreadyFinishedWork(current, workInProgress) {358    if (__DEV__) {359      cancelWorkTimer(workInProgress);360    }361    var priorityLevel = workInProgress.pendingWorkPriority;362    if (current && workInProgress.child === current.child) {363      clearDeletions(workInProgress);364    }365    cloneChildFibers(current, workInProgress);366    markChildAsProgressed(current, workInProgress, priorityLevel);367    return workInProgress.child;368  }369  function bailoutOnLowPriority(current, workInProgress) {370    if (__DEV__) {371      cancelWorkTimer(workInProgress);372    }373    switch (workInProgress.tag) {374      case ClassComponent:375        pushContextProvider(workInProgress);376        break;377      case HostPortal:378        pushHostContainer(workInProgress, workInProgress.stateNode.containerInfo);379        break;380    }381    return null;382  }383  function memoizeProps(workInProgress, nextProps) {384    workInProgress.memoizedProps = nextProps;385    workInProgress.pendingProps = null;386  }387  function memoizeState(workInProgress, nextState) {388    workInProgress.memoizedState = nextState;389  }390  function beginWork(current, workInProgress, priorityLevel) {391    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {392      return bailoutOnLowPriority(current, workInProgress);393    }394    if (__DEV__) {395      ReactDebugCurrentFiber.current = workInProgress;396    }397    workInProgress.firstEffect = null;398    workInProgress.lastEffect = null;399    if (workInProgress.progressedPriority === priorityLevel) {400      workInProgress.child = workInProgress.progressedChild;401    }402    switch (workInProgress.tag) {403      case IndeterminateComponent:404        return mountIndeterminateComponent(current, workInProgress, priorityLevel);405      case FunctionalComponent:406        return updateFunctionalComponent(current, workInProgress);407      case ClassComponent:408        return updateClassComponent(current, workInProgress, priorityLevel);409      case HostRoot:410        return updateHostRoot(current, workInProgress, priorityLevel);411      case HostComponent:412        return updateHostComponent(current, workInProgress);413      case HostText:414        return updateHostText(current, workInProgress);415      case CoroutineHandlerPhase:416        workInProgress.tag = CoroutineComponent;417      case CoroutineComponent:418        return updateCoroutineComponent(current, workInProgress);419      case YieldComponent:420        return null;421      case HostPortal:422        return updatePortalComponent(current, workInProgress);423      case Fragment:424        return updateFragment(current, workInProgress);425      default:426        invariant(false, 'Unknown unit of work tag. This error is likely caused by a bug in ' + 'React. Please file an issue.');427    }428  }429  function beginFailedWork(current, workInProgress, priorityLevel) {430    invariant(workInProgress.tag === ClassComponent || workInProgress.tag === HostRoot, 'Invalid type of work. This error is likely caused by a bug in React. ' + 'Please file an issue.');431    workInProgress.effectTag |= Err;432    if (workInProgress.pendingWorkPriority === NoWork || workInProgress.pendingWorkPriority > priorityLevel) {433      return bailoutOnLowPriority(current, workInProgress);434    }435    workInProgress.firstEffect = null;436    workInProgress.lastEffect = null;...ReactFiberBeginWork.js
Source:ReactFiberBeginWork.js  
...265      throw new Error('Should be resolved by now');266    }267    reconcileChildren(current, workInProgress, coroutine.children);268  }269  function updatePortalComponent(current, workInProgress) {270    const priorityLevel = workInProgress.pendingWorkPriority;271    const nextChildren = workInProgress.pendingProps;272    if (!current) {273      // Portals are special because we don't append the children during mount274      // but at commit. Therefore we need to track insertions which the normal275      // flow doesn't do during mount. This doesn't happen at the root because276      // the root always starts with a "current" with a null child.277      // TODO: Consider unifying this with how the root works.278      workInProgress.child = reconcileChildFibersInPlace(279        workInProgress,280        workInProgress.child,281        nextChildren,282        priorityLevel283      );284      markChildAsProgressed(current, workInProgress, priorityLevel);285    } else {286      reconcileChildren(current, workInProgress, nextChildren);287    }288  }289  /*290  function reuseChildrenEffects(returnFiber : Fiber, firstChild : Fiber) {291    let child = firstChild;292    do {293      // Ensure that the first and last effect of the parent corresponds294      // to the children's first and last effect.295      if (!returnFiber.firstEffect) {296        returnFiber.firstEffect = child.firstEffect;297      }298      if (child.lastEffect) {299        if (returnFiber.lastEffect) {300          returnFiber.lastEffect.nextEffect = child.firstEffect;301        }302        returnFiber.lastEffect = child.lastEffect;303      }304    } while (child = child.sibling);305  }306  */307  function bailoutOnAlreadyFinishedWork(current, workInProgress : Fiber) : ?Fiber {308    const priorityLevel = workInProgress.pendingWorkPriority;309    if (workInProgress.tag === HostComponent &&310        workInProgress.memoizedProps.hidden &&311        workInProgress.pendingWorkPriority !== OffscreenPriority) {312      // This subtree still has work, but it should be deprioritized so we need313      // to bail out and not do any work yet.314      // TODO: It would be better if this tree got its correct priority set315      // during scheduleUpdate instead because otherwise we'll start a higher316      // priority reconciliation first before we can get down here. However,317      // that is a bit tricky since workInProgress and current can have318      // different "hidden" settings.319      let child = workInProgress.progressedChild;320      while (child) {321        // To ensure that this subtree gets its priority reset, the children322        // need to be reset.323        child.pendingWorkPriority = OffscreenPriority;324        child = child.sibling;325      }326      return null;327    }328    // TODO: We should ideally be able to bail out early if the children have no329    // more work to do. However, since we don't have a separation of this330    // Fiber's priority and its children yet - we don't know without doing lots331    // of the same work we do anyway. Once we have that separation we can just332    // bail out here if the children has no more work at this priority level.333    // if (workInProgress.priorityOfChildren <= priorityLevel) {334    //   // If there are side-effects in these children that have not yet been335    //   // committed we need to ensure that they get properly transferred up.336    //   if (current && current.child !== workInProgress.child) {337    //     reuseChildrenEffects(workInProgress, child);338    //   }339    //   return null;340    // }341    if (current && workInProgress.child === current.child) {342      // If we had any progressed work already, that is invalid at this point so343      // let's throw it out.344      clearDeletions(workInProgress);345    }346    cloneChildFibers(current, workInProgress);347    markChildAsProgressed(current, workInProgress, priorityLevel);348    // Put context on the stack because we will work on children349    if (isContextProvider(workInProgress)) {350      pushContextProvider(workInProgress, false);351    }352    return workInProgress.child;353  }354  function bailoutOnLowPriority(current, workInProgress) {355    // TODO: What if this is currently in progress?356    // How can that happen? How is this not being cloned?357    return null;358  }359  function beginWork(current : ?Fiber, workInProgress : Fiber, priorityLevel : PriorityLevel) : ?Fiber {360    if (!workInProgress.return) {361      // Don't start new work with context on the stack.362      resetContext();363    }364    if (workInProgress.pendingWorkPriority === NoWork ||365        workInProgress.pendingWorkPriority > priorityLevel) {366      return bailoutOnLowPriority(current, workInProgress);367    }368    // If we don't bail out, we're going be recomputing our children so we need369    // to drop our effect list.370    workInProgress.firstEffect = null;371    workInProgress.lastEffect = null;372    if (workInProgress.progressedPriority === priorityLevel) {373      // If we have progressed work on this priority level already, we can374      // proceed this that as the child.375      workInProgress.child = workInProgress.progressedChild;376    }377    if ((workInProgress.pendingProps === null || (378      workInProgress.memoizedProps !== null &&379      workInProgress.pendingProps === workInProgress.memoizedProps380      )) &&381      workInProgress.updateQueue === null &&382      !hasContextChanged()) {383      return bailoutOnAlreadyFinishedWork(current, workInProgress);384    }385    switch (workInProgress.tag) {386      case IndeterminateComponent:387        return mountIndeterminateComponent(current, workInProgress);388      case FunctionalComponent:389        return updateFunctionalComponent(current, workInProgress);390      case ClassComponent:391        return updateClassComponent(current, workInProgress);392      case HostContainer: {393        const root = (workInProgress.stateNode : FiberRoot);394        if (root.pendingContext) {395          pushTopLevelContextObject(396            root.pendingContext,397            root.pendingContext !== root.context398          );399        } else {400          pushTopLevelContextObject(root.context, false);401        }402        reconcileChildren(current, workInProgress, workInProgress.pendingProps);403        // A yield component is just a placeholder, we can just run through the404        // next one immediately.405        return workInProgress.child;406      }407      case HostComponent:408        return updateHostComponent(current, workInProgress);409      case HostText:410        // Nothing to do here. This is terminal. We'll do the completion step411        // immediately after.412        return null;413      case CoroutineHandlerPhase:414        // This is a restart. Reset the tag to the initial phase.415        workInProgress.tag = CoroutineComponent;416        // Intentionally fall through since this is now the same.417      case CoroutineComponent:418        updateCoroutineComponent(current, workInProgress);419        // This doesn't take arbitrary time so we could synchronously just begin420        // eagerly do the work of workInProgress.child as an optimization.421        return workInProgress.child;422      case YieldComponent:423        // A yield component is just a placeholder, we can just run through the424        // next one immediately.425        return null;426      case Portal:427        updatePortalComponent(current, workInProgress);428        // TODO: is this right?429        return workInProgress.child;430      case Fragment:431        updateFragment(current, workInProgress);432        return workInProgress.child;433      default:434        throw new Error('Unknown unit of work tag');435    }436  }437  return {438    beginWork,439  };...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.updatePortalComponent("header", "header", "Header");7  await page.updatePortalComponent("footer", "footer", "Footer");8  await page.screenshot({ path: "screenshot.png" });9  await browser.close();10})();Using AI Code Generation
1const { chromium } = require('playwright');2const path = require('path');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  await page.updatePortalComponent('my-portal', 'my-portal', {8    src: path.join(__dirname, 'portal.js')9  });10  await page.waitForTimeout(10000);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  await page.waitForTimeout(10000);19  await browser.close();20})();21const portal = document.querySelector('my-portal');22const portal = document.querySelector('my-portal');Using AI Code Generation
1const { updatePortalComponent } = require('playwright/lib/server/portal.js');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  const { html, css } = await updatePortalComponent(page, 'text=Get started', {7    css: '.foo { color: red }',8  });9  console.log(html, css);10  await browser.close();11})();12<div>hello</div> .foo { color: red }13updatePortalComponent(page: Page, selector: string, { html, css }: { html: string, css: string }): Promise<{ html: string, css: string }>Using AI Code Generation
1import { updatePortalComponent } from 'playwright-core/lib/server/chromium/crPage.js';2import { chromium } from 'playwright-core';3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  await updatePortalComponent(page, 'search', 'playwright');7  await page.waitForTimeout(2000);8  await browser.close();9})();Using AI Code Generation
1const { updatePortalComponent } = require('@playwright/test/lib/server/portal');2const { createServer } = require('http');3(async () => {4  const server = createServer((req, res) => {5    res.writeHead(200, { 'Content-Type': 'text/html' });6    res.write('<html><body><h1>Hello World!</h1></body></html>');7    res.end();8  });9  server.listen(3000);10  const { port } = server.address();11  await updatePortalComponent('portal', url, 'Hello World!');12})();Using AI Code Generation
1const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');2updatePortalComponent('test', 'test');3const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');4updatePortalComponent('test', 'test');5const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');6updatePortalComponent('test', 'test');7const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');8updatePortalComponent('test', 'test');9const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');10updatePortalComponent('test', 'test');11const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');12updatePortalComponent('test', 'test');13const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');14updatePortalComponent('test', 'test');15const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');16updatePortalComponent('test', 'test');17const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');18updatePortalComponent('test', 'test');19const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');20updatePortalComponent('test', 'test');21const { updatePortalComponent } = require('playwright-core/lib/server/supplements/recorder/recorderApp');22updatePortalComponent('test', 'test');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.
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