/**
* Prints all available log options and returns the length of the longest
* option.
*
* @return integer
*/
protected function printLogOptions()
{
$maxLength = 0;
$options = array();
$logOptions = $this->application->getAvailableLoggerOptions();
foreach ($logOptions as $option => $info) {
// Build log option identifier
$identifier = sprintf('%s=<%s>', $option, $info['value']);
// Store in options array
$options[$identifier] = $info['message'];
$length = strlen($identifier);
if ($length > $maxLength) {
$maxLength = $length;
}
}
ksort($options);
$last = null;
foreach ($options as $option => $message) {
$current = substr($option, 0, strrpos($option, '-'));
if ($last !== null && $last !== $current) {
echo PHP_EOL;
}
$last = $current;
$this->printOption($option, $message, $maxLength);
}
echo PHP_EOL;
return $maxLength;
}
