core-bundle/src/Config/Loader/PhpFileLoader.php
public function load($file, $type = null): string
    {
        [$code, $namespace] = $this->parseFile((string) $file);

        $code = $this->stripLegacyCheck($code);

        if (false !== $namespace && 'namespaced' === $type) {
            $code = sprintf("\nnamespace %s {%s}\n", $namespace, $code);
        }

        return $code;
    }
public function load($file, $type = null): string
    {
        [$code, $namespace] = $this->parseFile((string) $file);

        $code = $this->stripLegacyCheck($code);

        if (false !== $namespace && 'namespaced' === $type) {
            $code = sprintf("\nnamespace %s {%s}\n", $namespace, $code);
        }

        return $code;
    }
{@inheritdoc}