public function getMigration()
    {
        return $this->migration ?:
            $this->migration = new Migration(clone $this->getFiles(), $this->console);
    }
public function getMigration()
    {
        return $this->migration ?:
            $this->migration = new Migration(clone $this->getFiles(), $this->console);
    }
public function getMigration ( ) { return $ this -> migration ? : $ this -> migration = new Migration ( clone $ this -> getFiles ( ) , $ this -> console ) ; }
Get migration.

@return Migration
Get migration .