autocomplete аргументов скрипта

_customcomplete() {
    local CMD_NAME=`readlink -f "$1"`
    local word="${COMP_WORDS[COMP_CWORD]}"

    if [[ $CMD_NAME == './some.sh' ]] ; then
        COMPREPLY=( $(compgen -W "one two three" -- "$word") )
    fi
} &&

complete -F _customcomplete some.sh

actions="build-dev \
    build-stage \
    stop \
    stop-all \
    destroy \
    destroy-all \
    collectstatic \
    compilemessages \
    makemigrations \
    migrate \
    runserver \
    manage \
    db-connect \
    uni-test"

complete -W "${actions}" projectctl

┌─[user@debian-home]─[]─[~]
└──╼ cat ./dothis-completion.bash

#/usr/bin/env bash
complete -W "now tomorrow never" dothis

┌─[user@debian-home]─[]─[~]
└──╼ source ./dothis-completion.bash

┌─[user@debian-home]─[]─[~]
└──╼ dothis
never     now       tomorrow

┌[x]─[user@debian-home]─[]─[~]
└──╼ cat ./projectctl
#/usr/bin/env bash

source ./dothis-completion.bash

┌─[user@debian-home]─[]─[~]
└──╼ cat /etc/bash_completion.d/projectctl_competition
#/usr/bin/env bash
_dothis_completions()
{
  COMPREPLY+=("now")
  COMPREPLY+=("tomorrow")
  COMPREPLY+=("never888")
}

complete -F _dothis_completions projectctl

alias projectctl='source /etc/bash_completion;./projectctl'

┌─[user@debian-home]─[]─[~]
└──╼ cat ~/.bash_completion
for bcfile in ~/.bash_completion.d/* ; do
    [ -f "$bcfile" ] && . $bcfile
done

mkdir -p ~/.bash_completion.d
bash -c "echo > ~/.bash_completion.d/projectctl"
sudo tee -a ~/.bash_completion.d/projectctl &>/dev/null << END
#/usr/bin/env bash
complete -W "${actions}" projectctl
END

alias projectctl='source ${HOME}/.bash_completion;./projectctl'

remo-projectctl() {
    ./projectctl $@
    source ${HOME}/.bash_completion
}