[fish shell] 항상 종료 상태 표시

배경

구현

function fish_prompt --description 'Write out the prompt'
    set exit_status $status
    if test "$exit_status" -eq 0
        set status_color normal
    else
        set status_color red
    end

    if test -z $WINDOW
        printf '%s%s@%s%s%s%s: %s%d%s> ' (set_color yellow) (whoami) (set_color purple) (prompt_hostname) (set_color $fish_color_cwd) (prompt_pwd) (set_color $status_color) $exit_status (set_color normal)
    else
        printf '%s%s@%s%s%s(%s)%s%s: %s%d%s> ' (set_color yellow) (whoami) (set_color purple) (prompt_hostname) (set_color white) (echo $WINDOW) (set_color $fish_color_cwd) (prompt_pwd) (set_color $status_color) $exit_status (set_color normal)
    end
end