Http/JsonErrorResponse.php
private function getErrors(Form $form)
    {
        $errors = array();

        if ($form->isSubmitted() && $form->isValid()) {
            return $errors;
        }

        $id = $form->createView()->vars['id'];

        foreach ($form->getErrors() as $error) {

            if (!isset($errors[$id])) {
                $errors[$id] = array();
            }

            $errors[$id][] = $error->getMessage();
        }

        foreach ($form->all() as $child) {
            $errors = array_merge($this->getErrors($child), $errors);
        }

        return $errors;
    }
private function getErrors(Form $form)
    {
        $errors = array();

        if ($form->isSubmitted() && $form->isValid()) {
            return $errors;
        }

        $id = $form->createView()->vars['id'];

        foreach ($form->getErrors() as $error) {

            if (!isset($errors[$id])) {
                $errors[$id] = array();
            }

            $errors[$id][] = $error->getMessage();
        }

        foreach ($form->all() as $child) {
            $errors = array_merge($this->getErrors($child), $errors);
        }

        return $errors;
    }
private function getErrors ( Form $ form ) { $ errors = array ( ) ; if ( $ form -> isSubmitted ( ) && $ form -> isValid ( ) ) { return $ errors ; } $ id = $ form -> createView ( ) -> vars [ 'id' ] ; foreach ( $ form -> getErrors ( ) as $ error ) { if ( ! isset ( $ errors [ $ id ] ) ) { $ errors [ $ id ] = array ( ) ; } $ errors [ $ id ] [ ] = $ error -> getMessage ( ) ; } foreach ( $ form -> all ( ) as $ child ) { $ errors = array_merge ( $ this -> getErrors ( $ child ) , $ errors ) ; } return $ errors ; }
Gets error message recursively through a form and all its children

@param \Symfony\Component\Form\Form $form

@return array
Gets error message recursively through a form and all its children