Shells have the following magic properties which need mapping for PHPStan:
See https://book.cakephp.org/2.x/console-and-shells.html#using-models-in-your-shells.
All models listed in $uses are available at $this->{$modelName}.
TODO: Need to limit models to those listed in the shell's $uses property
See https://book.cakephp.org/2.x/console-and-shells.html#shell-tasks.
All tasks listed in $tasks are available at $this->{$taskName}.
TODO: Need to limit tasks to those listed in the shell's $tasks property