Function finishClassComponent

dash/deps/react-dom@18.3.1.js:19754–19833

(current, workInProgress, Component, shouldUpdate, hasContext, renderLanes)

  }

  function finishClassComponent(current, workInProgress, Component, shouldUpdate, hasContext, renderLanes) {
    // Refs should update even if shouldComponentUpdate returns false
    markRef(current, workInProgress);
    var didCaptureError = (workInProgress.flags & DidCapture) !== NoFlags;

    if (!shouldUpdate && !didCaptureError) {
      // Context providers should defer to sCU for rendering
      if (hasContext) {
        invalidateContextProvider(workInProgress, Component, false);
      }

      return bailoutOnAlreadyFinishedWork(current, workInProgress, renderLanes);
    }

    var instance = workInProgress.stateNode; // Rerender

    ReactCurrentOwner$1.current = workInProgress;
    var nextChildren;

    if (didCaptureError && typeof Component.getDerivedStateFromError !== 'function') {
      // If we captured an error, but getDerivedStateFromError is not defined,
      // unmount all the children. componentDidCatch will schedule an update to
      // re-render a fallback. This is temporary until we migrate everyone to
      // the new API.
      // TODO: Warn in a future release.
      nextChildren = null;

      {
        stopProfilerTimerIfRunning();
      }
    } else {
      {
        markComponentRenderStarted(workInProgress);
      }

      {
        setIsRendering(true);
        nextChildren = instance.render();

        if ( workInProgress.mode & StrictLegacyMode) {
          setIsStrictModeForDevtools(true);

          try {
            instance.render();
          } finally {
            setIsStrictModeForDevtools(false);
          }
        }

        setIsRendering(false);
      }

      {
        markComponentRenderStopped();
      }
    } // React DevTools reads this flag.