function __construct(array $classDefinitions, $outputDir, $templateDir, $linkTemplate = '%c.md', $apiIndexFile = 'ApiIndex.md')
{
$this->classDefinitions = $classDefinitions;
$this->outputDir = $outputDir;
$this->templateDir = $templateDir;
$this->linkTemplate = $linkTemplate;
$this->apiIndexFile = $apiIndexFile;
}