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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Kartenmacherei\RestFramework;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Action\Action;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\DeleteRequest;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\GetRequest;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\Method\DeleteRequestMethod;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\Method\GetRequestMethod;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\Method\PatchRequestMethod;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\Method\PostRequestMethod;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\Method\PutRequestMethod;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\Method\UnsupportedRequestMethodException;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\PatchRequest;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\PostRequest;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\PutRequest;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\Request\Request;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\RestResource\RestResource;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\RestResource\SupportsDeleteRequests;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\RestResource\SupportsGetRequests;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\RestResource\SupportsPatchRequests;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\RestResource\SupportsPostRequests;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Kartenmacherei\RestFramework\RestResource\SupportsPutRequests;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                class ActionMapper  | 
            
            
                                                                        
                            
            
                                    
            
            
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                { | 
            
            
                                                                        
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     * @param Request $request  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     * @param RestResource $resource  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     * @return Action  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     * @throws UnsupportedRequestMethodException  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getAction(Request $request, RestResource $resource): Action  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!$resource->supports($request->getMethod())) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw new UnsupportedRequestMethodException();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        /** @var RestResource|SupportsDeleteRequests|SupportsGetRequests|SupportsPatchRequests|SupportsPostRequests|SupportsPutRequests $resource */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        switch ($request->getMethod()) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            case new DeleteRequestMethod():  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                /** @var DeleteRequest $request */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                return $resource->getDeleteCommand($request);  | 
            
                            
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                            case new GetRequestMethod():  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                /** @var GetRequest $request */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                return $resource->getQuery($request);  | 
            
                            
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                            case new PatchRequestMethod():  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                /** @var PatchRequest $request */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                return $resource->getPatchCommand($request);  | 
            
                            
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                            case new PostRequestMethod():  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                /** @var PostRequest $request */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                return $resource->getPostCommand($request);  | 
            
                            
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                            case new PutRequestMethod():  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                /** @var PutRequest $request */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                return $resource->getPutCommand($request);  | 
            
                            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        throw new UnsupportedRequestMethodException();  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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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: