echo "$(date -R): Stashing unrelated changes in Git..."

git stash -q --keep-index

trap 'echo "$(date -R): Reverting Git stash..."; git stash pop -q' EXIT

RULESET_PATTERN="src/chrome/content/rules/"

CHANGED_RULESETS="$(git diff --cached --name-only | grep $RULESET_PATTERN)"

if [ "$CHANGED_RULESETS" ]; then

# Only run tests if our rulesets have been changed.

echo "$(date -R): Running ruleset validation tests on changed rulesets:"

for FILE in $CHANGED_RULESETS; do

if [ ! -f $FILE ]; then

# File may have been removed from Git.

echo "$(date -R): Skipped validation of $FILE - not found."

continue

fi

./utils/trivial-validate.py --quiet $FILE

RESULT=$?

if [ $RESULT -ne 0 ]; then

echo "$(date -R): Failure encountered during ruleset validation."

exit $RESULT

fi

done

echo "$(date -R): Ruleset validation successful."

echo "$(date -R): Skipped ruleset validation tests, no changes in" \

"$RULESET_PATTERN."

exit 0