Select command in bash
Sample select
#!/usr/bin/env bash
function print() {
echo -e "\e[1;34m${*}\e[0m"
}
function prompt() {
while true; do
read -r -p "→ $1 [y/N] " answer
case ${answer} in
[Yy]*) return 0 ;;
[Nn]*) return 1 ;;
*) print_error "Please answer y/Y or n/N" ;;
esac
done
}
function main() {
PS3="Select a mode: "
select choice in apply rollback; do
case ${choice} in
apply)
print "Running function _apply"
break
;;
rollback)
if prompt "Are your sure? "; then
print "Running function _rollback"
break
fi
;;
*) ;;
esac
done
}
main
Usage
