import { useEffect } from 'react' ; import { PROPS } from '../constants' ; import { generateConditionCode } from '../util' ; import { EnhancerContext , EnhancerResult , DependencyList } from '../types' ; export default < T > ( fn , conditions ? ) => ( { generateNewVariable } ) : EnhancerResult => { const fnName = generateNewVariable ( ) ; const conditionCode = generateConditionCode ( conditions ) ; return { dependencies : { useEffect , [ fnName ] : fn , } , initialize : `useEffect(function () {
        return ${ fnName }(${ PROPS });
      }, [${ conditionCode }]);` , props : [ fnName ] , } ; } ;