DockerCLI/scripts/validate/check-git-diff

#!/bin/sh

set -eu

DIFF_PATH=$1
DIFF=$(git status --porcelain -- $DIFF_PATH)

if [ "$DIFF" ]; then
    echo
    echo "These files were changed:"
    echo
    echo $DIFF
    echo
    exit 1
else
    echo "$DIFF_PATH is correct"
fi;