protected function printHelp()
{
$this->printUsage();
$length = $this->printLogOptions();
$length = $this->printAnalyzerOptions($length);
$this->printOption('--configuration=<file>', 'Optional PDepend configuration file.', $length);
echo PHP_EOL;
$this->printOption('--suffix=<ext[,...]>', 'List of valid PHP file extensions.', $length);
$this->printOption('--ignore=<dir[,...]>', 'List of exclude directories.', $length);
$this->printOption('--exclude=<pkg[,...]>', 'List of exclude namespaces.', $length);
echo PHP_EOL;
$this->printOption('--without-annotations', 'Do not parse doc comment annotations.', $length);
echo PHP_EOL;
$this->printOption('--quiet', 'Prints errors only.', $length);
$this->printOption('--debug', 'Prints debugging information.', $length);
$this->printOption('--help', 'Print this help text.', $length);
$this->printOption('--version', 'Print the current version.', $length);
$this->printDbusOption($length);
$this->printOption('-d key[=value]', 'Sets a php.ini value.', $length);
echo PHP_EOL;
}