private function compareTranslations(array $default, array $languages)
    {
        // Return diff language by language
        foreach ($languages as $language) {
            $this->addOutput($language);
            $current = $this->getTranslations($this->basePath, $language);

            foreach ($default as $key => $values) {
                $valuesKeys = array_keys($values);

                foreach ($valuesKeys as $key2) {
                    if (in_array($key2, ['custom', 'attributes'], true)) {
                        continue;
                    }

                    if (!isset($current[$key][$key2])) {
                        $this->addOutput($language, "  * {$key} : {$key2} : not present");
                    } elseif ($current[$key][$key2] === $default[$key][$key2]) {
                        $this->addOutput($language, "  * {$key} : {$key2}");
                    }
                }
            }
        }
    }