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#!/usr/bin/env bash

# Install / run pre-commit hook in repo

# Author: Steffen Vogel <post@steffenvogel.de>

# SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University

# SPDX-License-Identifier: Apache-2.0

format_file() {

FILE="${1}"

if [ -f ${FILE} ]; then

if ! clang-format --Werror --dry-run ${FILE}; then

clang-format -i ${FILE}

return 1

}

case "${1}" in

help)

echo "Run ${0} install to install the git commit hooks"

;;

install)

TOP_DIR=$(git rev-parse --show-toplevel)

cp "${BASH_SOURCE[0]}" "${TOP_DIR}/.git/hooks/pre-commit"

;;

FILES=$(git diff-index --cached --name-only HEAD | grep -iE '\.(cpp|hpp|c|h)$')

CHANGES=0

for FILE in ${FILES}; do

if ! format_file "${FILE}"; then

CHANGES=$((CHANGES+1))

done

if (( ${CHANGES} > 0 )); then

echo "Formatting of ${CHANGES} files has been fixed. Please stage and commit again."

exit -1

;;

esac

Sunbelt Computer Software