Function updateClassComponent

bundle.js:7371–7377

(current,workInProgress,priorityLevel)

// It used to be here.
}var unmaskedContext=getUnmaskedContext$1(workInProgress);var context=getMaskedContext$1(workInProgress,unmaskedContext);var nextChildren;{ReactCurrentOwner$2.current=workInProgress;ReactDebugCurrentFiber$4.setCurrentFiber(workInProgress,'render');nextChildren=fn(nextProps,context);ReactDebugCurrentFiber$4.setCurrentFiber(workInProgress,null);}// React DevTools reads this flag.
workInProgress.effectTag|=PerformedWork$1;reconcileChildren(current,workInProgress,nextChildren);memoizeProps(workInProgress,nextProps);return workInProgress.child;}function updateClassComponent(current,workInProgress,priorityLevel){// Push context providers early to prevent context stack mismatches.
// During mounting we don't know the child context yet as the instance doesn't exist.
// We will invalidate the child context in finishClassComponent() right after rendering.
var hasContext=pushContextProvider$1(workInProgress);var shouldUpdate=void 0;if(current===null){if(!workInProgress.stateNode){// In the initial pass we might need to construct the instance.
constructClassInstance(workInProgress,workInProgress.pendingProps);mountClassInstance(workInProgress,priorityLevel);shouldUpdate=true;}else{invariant(false,'Resuming work not yet implemented.');// In a resume, we'll already have an instance we can reuse.
// shouldUpdate = resumeMountClassInstance(workInProgress, priorityLevel);
}}else{shouldUpdate=updateClassInstance(current,workInProgress,priorityLevel);}return finishClassComponent(current,workInProgress,shouldUpdate,hasContext);}function finishClassComponent(current,workInProgress,shouldUpdate,hasContext){// Refs should update even if shouldComponentUpdate returns false
markRef(current,workInProgress);if(!shouldUpdate){// Context providers should defer to sCU for rendering
if(hasContext){invalidateContextProvider$1(workInProgress,false);}return bailoutOnAlreadyFinishedWork(current,workInProgress);}var instance=workInProgress.stateNode;// Rerender
ReactCurrentOwner$2.current=workInProgress;var nextChildren=void 0;{ReactDebugCurrentFiber$4.setCurrentFiber(workInProgress,'render');nextChildren=instance.render();ReactDebugCurrentFiber$4.setCurrentFiber(workInProgress,null);}// React DevTools reads this flag.