CliApplication.php
protected function getRunner()
    {
        if (null === $this->runner) {
            $this->runner = new ConsoleApplication($this->name, $this->version, $this->description, $this->alias);
        }

        return $this->runner;
    }
protected function getRunner()
    {
        if (null === $this->runner) {
            $this->runner = new ConsoleApplication($this->name, $this->version, $this->description, $this->alias);
        }

        return $this->runner;
    }
Get console application object.

@return \Symfony\Component\Console\Application
Console Application.