Function warnOnFunctionType

packages/react-reconciler/src/ReactChildFiber.js:370–377

(returnFiber: Fiber, invalidChild: Function)

}

function warnOnFunctionType(returnFiber: Fiber, invalidChild: Function) {
  const debugTask = getCurrentDebugTask();
  if (__DEV__ && debugTask !== null) {
    debugTask.run(warnOnFunctionTypeImpl.bind(null, returnFiber, invalidChild));
  } else {
    warnOnFunctionTypeImpl(returnFiber, invalidChild);
  }
}

function warnOnSymbolTypeImpl(returnFiber: Fiber, invalidChild: symbol) {
  if (__DEV__) {