private function registerCustomHandlers()
    {
        API::error(function (UnauthorizedHttpException $e) {
            return $this->handleUnauthorized($e);
        });
        API::error(function (AuthorizationException $e) {
            return $this->handleAuthorizationError($e);
        });
        Api::error(function (PermissionsException $e) {
            return $this->handleAuthorizationError($e);
        });
        API::error(function (ValidationException $e) {
            return $this->handleValidation($e);
        });
        API::error(function (ModelNotFoundException $e) {
            return $this->handleModelNotFound($e);
        });
    }
private function registerCustomHandlers()
    {
        API::error(function (UnauthorizedHttpException $e) {
            return $this->handleUnauthorized($e);
        });
        API::error(function (AuthorizationException $e) {
            return $this->handleAuthorizationError($e);
        });
        Api::error(function (PermissionsException $e) {
            return $this->handleAuthorizationError($e);
        });
        API::error(function (ValidationException $e) {
            return $this->handleValidation($e);
        });
        API::error(function (ModelNotFoundException $e) {
            return $this->handleModelNotFound($e);
        });
    }
private function registerCustomHandlers ( ) { API :: error ( function ( UnauthorizedHttpException $ e ) { return $ this -> handleUnauthorized ( $ e ) ; } ) ; API :: error ( function ( AuthorizationException $ e ) { return $ this -> handleAuthorizationError ( $ e ) ; } ) ; Api :: error ( function ( PermissionsException $ e ) { return $ this -> handleAuthorizationError ( $ e ) ; } ) ; API :: error ( function ( ValidationException $ e ) { return $ this -> handleValidation ( $ e ) ; } ) ; API :: error ( function ( ModelNotFoundException $ e ) { return $ this -> handleModelNotFound ( $ e ) ; } ) ; }
Register certain handlers via Dingo\API facade

We can't pass class method as callback directly,
so we wrap them into closures.
Register certain handlers via Dingo \ API facade