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#!/bin/bash
###########################################################################
# fheroes2: https://github.com/ihhub/fheroes2 #
# Copyright (C) 2021 - 2025 #
# #
# Copyright 2018 Google LLC #
# #
# This program is free software; you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation; either version 2 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program; if not, write to the #
# Free Software Foundation, Inc., #
# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #
###########################################################################
# Script to determine whether the source code in the Pull Request is formatted correctly.
# Exits with a non-zero exit code if formatting is needed.
#
# It is assumed that this script is called from the project root directory.
set -e -o pipefail
FILES_TO_CHECK=$(git diff --name-only HEAD^ | (grep -E ".*\.(cpp|cc|c\+\+|cxx|c|h|hpp|java|js)$" || true) \
| (grep -v "^ios/SDL_uikit_main\.c$" || true) \
| (grep -v "^ios/ShaderTypes\.h$" || true) \
| (grep -v "^src/thirdparty/.*/.*" || true))
if [[ -z "$FILES_TO_CHECK" ]]; then
echo "There is no source code to check the formatting."
exit 0
fi
if FORMAT_DIFF=$(git diff -U0 HEAD^ -- $FILES_TO_CHECK | clang-format-diff -p1 -style=file) && [[ -z "$FORMAT_DIFF" ]]; then
echo "All the source code in the PR is formatted correctly."
exit 0
else
echo "Formatting errors found!"
echo "$FORMAT_DIFF"
exit 1
fi
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