Get the file name of running bash script without extension

get_file_name.sh

#!/usr/bin/env bash

export CURRENT_DIR=${PWD}
export PARENT_DIR="$(dirname "$CURRENT_DIR")"
echo "File is in: " $CURRENT_DIR

# https://stackoverflow.com/questions/192319/how-do-i-know-the-script-file-name-in-a-bash-script
export FileNameWithExt=${0##*/}
export FILE_NAME=${FileNameWithExt%.*}

echo "You are running the file: " $FILE_NAME