Function performUnitOfWork

bundle.js:7788–7794

(workInProgress)

// TODO Remove the above while(true) loop
// eslint-disable-next-line no-unreachable
return null;}function performUnitOfWork(workInProgress){// The current, flushed, state of this fiber is the alternate.
// Ideally nothing should rely on this, but relying on it here
// means that we don't need an additional field on the work in
// progress.
var current=workInProgress.alternate;// See if beginning this work spawns more work.
{startWorkTimer(workInProgress);}var next=beginWork(current,workInProgress,nextPriorityLevel);if(true&&ReactFiberInstrumentation$1.debugTool){ReactFiberInstrumentation$1.debugTool.onBeginWork(workInProgress);}if(next===null){// If this doesn't spawn new work, complete the current work.
next=completeUnitOfWork(workInProgress);}ReactCurrentOwner$1.current=null;{ReactDebugCurrentFiber$3.resetCurrentFiber();}return next;}function performFailedUnitOfWork(workInProgress){// The current, flushed, state of this fiber is the alternate.
// Ideally nothing should rely on this, but relying on it here
// means that we don't need an additional field on the work in
// progress.