/**
* Delete a tag
*
* @param string|Tag $tag The name of tag, or the Tag instance to delete
*
* @throws \RuntimeException
* @return string the command
*/
public function delete($tag)
{
$this->clearAll();
$name = $tag;
if ($tag instanceof Tag) {
$name = $tag->getName();
}
$this->addCommandName(self::TAG_COMMAND);
$this->addCommandArgument('-d');
$this->addCommandSubject($name);
return $this->getCommand();
}
