List all files in the current git repository that changed in the current commit compared to the origin master

git-changed.sh

#! /bin/bash
filter="ACDM"
for i in "$@"
do
case $i in
    -A)
    filter="${filter//A}"
    ;;
    -C)
    filter="${filter//C}"
    ;;
    -D)
    filter="${filter//D}"
    ;;
    -M)
    filter="${filter//M}"
    ;;
esac
done
git diff --diff-filter=$filter --name-only origin/master HEAD