public function match(SourceInterface $source)
{
if (!$source instanceof CliSource) {
return false;
}
if (count($this->specificationParts) == 0) {
return array();
}
$argvParts = $source->getArguments();
$curArgvPart = array_shift($argvParts);
$parameters = array();
foreach ($this->specificationParts as $i => $specPart) {
switch ($specPart[0]) {
case self::PART_WORD:
if ($specPart[1] != $curArgvPart) {
return false;
} else {
$curArgvPart = array_shift($argvParts);
continue;
}
break;
case self::PART_PARAMETER:
$parameterName = ltrim(rtrim($specPart[1], '?'), ':');
$parameters[$parameterName] = null;
if ($curArgvPart == '' && substr($specPart[1], -1) != '?') {
return false;
}
$parameters[$parameterName] = $curArgvPart;
$curArgvPart = array_shift($argvParts);
break;
case self::PART_OPTION:
$optionName = substr($specPart[1], 1);
$parameters[$optionName] = array();
while ($curArgvPart[0] == '-') {
$parameters[$optionName][] = $curArgvPart;
$curArgvPart = array_shift($argvParts);
}
break;
}
}
return $parameters;
}
