iterate_file.sh

#!/usr/bin/env bash

set -eu

doWork() {
    # make modifications here
    git br -d $i
}

for i in $(ls); do
    echo $i
    read -p "Delete [y/N]? " answer
    case $answer in
    [yY]*)
        doWork "$i"
        echo -e "\e[31m Processed\e[0m $i"
        ;;
    *)
        echo -e "\e[32m Moving on... \e[0m"
        ;;
    esac
done