complete -c fish -s c -l "command" -d "Run fish with this command"
complete -c fish -s h -l help -d "Display help and exit"
complete -c fish -l version -d "Display version and exit"
complete -c fish -s i -l interactive -d "Run in interactive mode"
complete -c fish -s p -l profile -d "Output profiling information to specified file" -f