Returns an array or a string containing usage information for this module's Console commands.

getConsoleUsage(\Zend\Console\Adapter\AdapterInterface $console) : array | string | null

The method is called with active Zend\Console\Adapter\AdapterInterface that can be used to directly access Console and send output.

If the result is a string it will be shown directly in the console window. If the result is an array, its contents will be formatted to console window width. The array must have the following format:

return array(
           'Usage information line that should be shown as-is',
           'Another line of usage info',

           '--parameter'        =>   'A short description of that parameter',
           '-another-parameter' =>   'A short description of another parameter',