protected function printMappedNamespaces(PhpConverter $converter)
    {
        $this->outputWriteLine("Namespaces:");
        foreach ($converter->getNamespaces() as $xsdTargetNamespace => $phpNamespace) {
            $this->outputWriteLine(
                " + <comment>{$this->outputFormatterEscape($xsdTargetNamespace)}</comment>" .
                " => <info>{$this->outputFormatterEscape($phpNamespace)}</info>"
            );
        }
    }