Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
| 1 | <?php  | 
            ||
| 17 | class TreeController extends Controller  | 
            ||
| 18 | { | 
            ||
| 19 | /**  | 
            ||
| 20 | * Display a listing of trees.  | 
            ||
| 21 | *  | 
            ||
| 22 | * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View  | 
            ||
| 23 | */  | 
            ||
| 24 | public function index()  | 
            ||
| 25 |     { | 
            ||
| 26 | $tournament = Tournament::with(  | 
            ||
| 
                                                                                                    
                        
                         | 
                |||
| 27 | 'competitors',  | 
            ||
| 28 | 'championships.settings',  | 
            ||
| 29 | 'championships.category')->first();  | 
            ||
| 30 | |||
| 31 |         return view('laravel-tournaments::tree.index') | 
            ||
| 32 |             ->with('tournament', $tournament); | 
            ||
| 33 | }  | 
            ||
| 34 | |||
| 35 | /**  | 
            ||
| 36 | * Build Tree.  | 
            ||
| 37 | *  | 
            ||
| 38 | * @param Request $request  | 
            ||
| 39 | *  | 
            ||
| 40 | * @return \Illuminate\Http\Response|string  | 
            ||
| 41 | */  | 
            ||
| 42 | public function store(Request $request, $championshipId)  | 
            ||
| 61 | |||
| 62 | private function deleteEverything()  | 
            ||
| 72 | |||
| 73 | /**  | 
            ||
| 74 | * @param Request $request  | 
            ||
| 75 | * @param $isTeam  | 
            ||
| 76 | * @param $numFighters  | 
            ||
| 77 | *  | 
            ||
| 78 | * @return Championship  | 
            ||
| 79 | */  | 
            ||
| 80 | protected function provisionObjects(Request $request, $isTeam, $numFighters)  | 
            ||
| 102 | |||
| 103 | /**  | 
            ||
| 104 | * @param Request $request  | 
            ||
| 105 | *  | 
            ||
| 106 | * @return \Illuminate\Http\RedirectResponse  | 
            ||
| 107 | */  | 
            ||
| 108 | public function update(Request $request, Championship $championship)  | 
            ||
| 145 | }  | 
            ||
| 146 | 
It seems like the method you are trying to call exists only in some of the possible types.
Let’s take a look at an example:
Available Fixes
Add an additional type-check:
Only allow a single type to be passed if the variable comes from a parameter: