eZ\Publish\Core\MVC\Symfony\Translation\FieldTypesTranslationExtractor::extract PHP Method

    public function extract()
    {
        $catalogue = new MessageCatalogue();
        foreach ($this->fieldTypeCollectionFactory->getConcreteFieldTypesIdentifiers() as $fieldTypeIdentifier) {
            $catalogue->add(new Message($fieldTypeIdentifier . '.name', 'fieldtypes'));
        }
        return $catalogue;
    }