fish: Remap CTRL+O to execute the current command as root

keybinding

bind \co sudo-execute

sudo-execute.fish

function sudo-execute -d "Command line editor function that prepends the current commandline with \"sudo\" and executes it afterwards"
        commandline sudo\ (commandline | sed 's/^\W*sudo\?\W*//')
        commandline -f repaint
        commandline -f execute
end