private function extractMethods(\ReflectionClass $objectClass): array
    {
        return methodsOf($objectClass, \ReflectionMethod::IS_PUBLIC)
                ->filter(function(\ReflectionMethod $method)
                        {
                            if ($method->getNumberOfParameters() != 0
                                    || $method->isStatic()
                                    || $method->isConstructor()
                                    || $method->isDestructor()
                                    || 0 == strncmp($method->getName(), '__', 2)) {
                                return false;
                            }

                            return !annotationsOf($method)->contain('XmlIgnore');
                        }
                )->map(function(\ReflectionMethod $method)
                        {
                            return $this->createSerializerDelegate(
                                    annotationsOf($method),
                                    $method->getName()
                            );
                        }

                )->data();
    }
private function extractMethods(\ReflectionClass $objectClass): array
    {
        return methodsOf($objectClass, \ReflectionMethod::IS_PUBLIC)
                ->filter(function(\ReflectionMethod $method)
                        {
                            if ($method->getNumberOfParameters() != 0
                                    || $method->isStatic()
                                    || $method->isConstructor()
                                    || $method->isDestructor()
                                    || 0 == strncmp($method->getName(), '__', 2)) {
                                return false;
                            }

                            return !annotationsOf($method)->contain('XmlIgnore');
                        }
                )->map(function(\ReflectionMethod $method)
                        {
                            return $this->createSerializerDelegate(
                                    annotationsOf($method),
                                    $method->getName()
                            );
                        }

                )->data();
    }
private function extractMethods ( \ ReflectionClass $ objectClass ) : array { return methodsOf ( $ objectClass , \ ReflectionMethod :: IS_PUBLIC ) -> filter ( function ( \ ReflectionMethod $ method ) { if ( $ method -> getNumberOfParameters ( ) != 0 || $ method -> isStatic ( ) || $ method -> isConstructor ( ) || $ method -> isDestructor ( ) || 0 == strncmp ( $ method -> getName ( ) , '__' , 2 ) ) { return false ; } return ! annotationsOf ( $ method ) -> contain ( 'XmlIgnore' ) ; } ) -> map ( function ( \ ReflectionMethod $ method ) { return $ this -> createSerializerDelegate ( annotationsOf ( $ method ) , $ method -> getName ( ) ) ; } ) -> data ( ) ; }
extract informations about methods

@param   \ReflectionClass  $objectClass
@return  array
extract informations about methods