protected function getGithubUserNameFromConfig(OutputInterface $output)
    {
        $username = $this->parser->getGitHubUsername();
        if (is_null($username)) {
            $this->showErrorRunLlumInitFirst($output,'username');
        }
        return $username;
    }
protected function getGithubUserNameFromConfig(OutputInterface $output)
    {
        $username = $this->parser->getGitHubUsername();
        if (is_null($username)) {
            $this->showErrorRunLlumInitFirst($output,'username');
        }
        return $username;
    }
protected function getGithubUserNameFromConfig ( OutputInterface $ output ) { $ username = $ this -> parser -> getGitHubUsername ( ) ; if ( is_null ( $ username ) ) { $ this -> showErrorRunLlumInitFirst ( $ output , 'username' ) ; } return $ username ; }
Get github username from llum config.

@param OutputInterface $output
@return array
Get github username from llum config .