loop

#!/bin/bash
set -o errexit
set -o nounset
set -o pipefail

line() {
    local color=$1; shift

    local reset="\e[0m"
    local width=$(tput cols)
    printf "$(printf "%$((width-1))s\r")"  # handle missing newline
    printf "$color%*s$reset" "$width" | sed 's/ /━/g'
}

main() {
    local green="\e[1;92m"
    local red="\e[1;91m"
    local gray="\e[38;5;238m"
    while true; do
        echo "$(line "$gray")"
        if "$@"; then
            echo "$(line "$green")"
        else
            echo "$(line "$red")"
        fi
        fd \
            --hidden \
            --exclude .git \
            --exec-batch inotifywait --quiet --quiet --event modify,delete,move_self,delete_self
    done
}

main "$@"