src/Resource/Environment.php
public function getDefaultLocale(): Locale
    {
        foreach ($this->locales as $locale) {
            if ($locale->isDefault()) {
                return $locale;
            }
        }

        throw new \RuntimeException('No locale marked as default exists in this environment.');
    }
public function getDefaultLocale(): Locale
    {
        foreach ($this->locales as $locale) {
            if ($locale->isDefault()) {
                return $locale;
            }
        }

        throw new \RuntimeException('No locale marked as default exists in this environment.');
    }
Returns the default locale for this space.

@throws \RuntimeException

@return Locale