Executes a command rollup, which is a series of commands with a unique name, and optionally arguments that control the generation of the set of commands. If any one of the rolled-up commands fails, the rollup is considered to have failed. Rollups may also contain nested rollups.
Signature
public function rollup(string
$rollupName,
string
$kwargs )
Parameters
$rollupName
the name of the rollup command
$kwargs
keyword arguments string that influences how the rollup expands into commands