dotfiles/.bash/auto_complete.d/ssh

#--------------------------------------------------------------------------------
# Add bash completion for ssh: it tries to complete the host to which you
# want to connect from the list of the ones contained in ~/.ssh/known_hosts
#--------------------------------------------------------------------------------
__ssh_known_hosts() {
    if [[ -f ~/.ssh/known_hosts ]]; then
        cut -d " " -f1 ~/.ssh/known_hosts | cut -d "," -f1
    fi
}

_ssh() {
    local cur known_hosts
    COMPREPLY=()
    cur="${COMP_WORDS[COMP_CWORD]}"
    known_hosts="$(__ssh_known_hosts)"

    if [[ ! ${cur} == -* ]] ; then
        COMPREPLY=( $(compgen -W "${known_hosts}" -- ${cur}) )
        return 0
    fi
}

for CMD in ssh scp telnet nc ftp ping curl; do
    complete -o bashdefault -o default -o nospace -F _ssh ${CMD} 2>/dev/null \
        || complete -o default -o nospace -F _ssh ${CMD}
done
#--------------------------------------------------------------------------------