Function updateContextProvider

packages/react-reconciler/src/ReactFiberBeginWork.js:3607–3632

(
  current: Fiber | null,
  workInProgress: Fiber,
  renderLanes: Lanes,
)

let hasWarnedAboutUsingNoValuePropOnContextProvider = false;

function updateContextProvider(
  current: Fiber | null,
  workInProgress: Fiber,
  renderLanes: Lanes,
) {
  const context: ReactContext<any> = workInProgress.type;
  const newProps = workInProgress.pendingProps;
  const newValue = newProps.value;

  if (__DEV__) {
    if (!('value' in newProps)) {
      if (!hasWarnedAboutUsingNoValuePropOnContextProvider) {
        hasWarnedAboutUsingNoValuePropOnContextProvider = true;
        console.error(
          'The `value` prop is required for the `<Context.Provider>`. Did you misspell it or forget to pass it?',
        );
      }
    }
  }

  pushProvider(workInProgress, context, newValue);

  const newChildren = newProps.children;
  reconcileChildren(current, workInProgress, newChildren, renderLanes);
  return workInProgress.child;
}

function updateContextConsumer(
  current: Fiber | null,