DockerCLI/script/validate/check-git-diff

#!/bin/sh

set -eu

DIFF_PATH=$1

if [ "`git status --porcelain -- $DIFF_PATH 2>/dev/null`" ]; then
    echo
    echo "These files were changed:"
    echo
    git status --porcelain -- $DIFF_PATH 2>/dev/null
    echo
    exit 1
else
    echo "$DIFF_PATH is correct"
fi;