launcher.sh with args

launcher.sh

#/bin/bash

package="dev-launcher"

app="*"
page="*"

while test $# -gt 0; do
    case "$1" in
        -h|--help)
            echo "$package - development server launcher"
            echo " "
            echo "$package [options] [arguments]"
            echo " "
            echo "options:"
            echo "-h, --help         show brief help"
            echo "-a, --app          specify apps' directory name"
            echo "-p, --page         specify pages' directory name"
            echo "example: "
            echo "  $ dev-launcher -a monitor"
            echo "  $ dev-launcher -p settings,edit_alert"
            exit 0
            ;;
        -a|--app)
            shift
            if test $# -gt 0; then
                    app="$1"
            else
                    echo "no app's dir name specified"
                    exit 1
            fi
            shift
            ;;
        -p|--page)
            shift
            if test $# -gt 0; then
                    page="$1"
            else
                    echo "no page's dir name specified"
                    exit 1
            fi
            shift
            ;;
        *)
            break
            ;;
    esac
done

echo "app=$app"
echo "page=$page"

npm run dev -- --env.app=$app --env.page=$page