Function mountLazyComponent

dash/deps/react-dom@18.3.1.js:19977–20053

(_current, workInProgress, elementType, renderLanes)

  }

  function mountLazyComponent(_current, workInProgress, elementType, renderLanes) {
    resetSuspendedCurrentOnMountInLegacyMode(_current, workInProgress);
    var props = workInProgress.pendingProps;
    var lazyComponent = elementType;
    var payload = lazyComponent._payload;
    var init = lazyComponent._init;
    var Component = init(payload); // Store the unwrapped component in the type.

    workInProgress.type = Component;
    var resolvedTag = workInProgress.tag = resolveLazyComponentTag(Component);
    var resolvedProps = resolveDefaultProps(Component, props);
    var child;

    switch (resolvedTag) {
      case FunctionComponent:
        {
          {
            validateFunctionComponentInDev(workInProgress, Component);
            workInProgress.type = Component = resolveFunctionForHotReloading(Component);
          }

          child = updateFunctionComponent(null, workInProgress, Component, resolvedProps, renderLanes);
          return child;
        }

      case ClassComponent:
        {
          {
            workInProgress.type = Component = resolveClassForHotReloading(Component);
          }

          child = updateClassComponent(null, workInProgress, Component, resolvedProps, renderLanes);
          return child;
        }

      case ForwardRef:
        {
          {
            workInProgress.type = Component = resolveForwardRefForHotReloading(Component);
          }

          child = updateForwardRef(null, workInProgress, Component, resolvedProps, renderLanes);
          return child;
        }

      case MemoComponent:
        {
          {
            if (workInProgress.type !== workInProgress.elementType) {
              var outerPropTypes = Component.propTypes;

              if (outerPropTypes) {
                checkPropTypes(outerPropTypes, resolvedProps, // Resolved for outer only
                'prop', getComponentNameFromType(Component));
              }
            }
          }