There is actually two issues, but they're closely related:
rubocop-emacs is checking rubocop installation on local machine, so we'll get 'RuboCop is not installed' if it isn't installed locally
rubocop-emacs uses buffer-file-name, so rubocop is run like rubocop --format emacs /ssh:notebook:smth.rb. Filename should be translated before call (something like this)
There is actually two issues, but they're closely related:
rubocop --format emacs /ssh:notebook:smth.rb
. Filename should be translated before call (something like this)