src/Mcamara/LaravelLocalization/LaravelLocalization.php
public function checkLocaleInSupportedLocales($locale)
    {
        $locales = $this->getSupportedLocales();
        if ($locale !== false && empty($locales[$locale])) {
            return false;
        }

        return true;
    }
public function checkLocaleInSupportedLocales($locale)
    {
        $locales = $this->getSupportedLocales();
        if ($locale !== false && empty($locales[$locale])) {
            return false;
        }

        return true;
    }
Check if Locale exists on the supported locales array.

@param string|bool $locale string|bool Locale to be checked

@throws SupportedLocalesNotDefined

@return bool is the locale supported?