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# Copyright (c) 2022 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#!/bin/bash
set -eEo pipefail
sudo apt-get install -y clang-format-12
sudo pip3 install -U Commitizen
CLANG_FORMAT_VER_REGEX='([0-9]+)\.[0-9]+\.[0-9]+'
CLANG_FORMAT_DIFF="/usr/share/clang/clang-format-diff.py"
if [[ -z ${CHANGE_TARGET} ]]; then
DIFF_TARGET="HEAD~1"
else
DIFF_TARGET="origin/${CHANGE_TARGET}...HEAD"
fi
###############################################
# Check commit mesage
###############################################
cz check --rev-range HEAD~1...HEAD
###############################################
# Check code style
###############################################
CLANG_FORMAT_VER=${CLANG_FORMAT_VER:-12}
GIT_DIFF_ARGS="-U0 --no-color --relative ${DIFF_TARGET}"
CLANG_FORMAT_DIFF_ARGS="-style file -p1"
SUFFIX="-${CLANG_FORMAT_VER}"
# Attempt to find clang-format to confirm Clang version.
if command -v clang-format${SUFFIX} &>/dev/null; then
CLANG_FORMAT=clang-format${SUFFIX}
elif command -v clang-format &>/dev/null; then
CLANG_FORMAT=clang-format
fi
CLANG_FORMAT_VERSION=$(${CLANG_FORMAT} --version)
echo $CLANG_FORMAT_VERSION
# Confirm that Clang is the expected version.
if [[ ! $CLANG_FORMAT_VERSION =~ $CLANG_FORMAT_VER_REGEX ]]; then
echo "*******************************************************************"
echo "* CHECKSTYLE VERSION REGEX CHECK FAILED"
echo "* $CLANG_FORMAT_VERSION"
echo "*******************************************************************"
exit 1
fi
if [[ ! $CLANG_FORMAT_VER == "${BASH_REMATCH[1]}" ]]; then
echo "*******************************************************************"
echo "* CHECKSTYLE VERSION CHECK FAILED"
echo "* Expected major version $CLANG_FORMAT_VER, found ${BASH_REMATCH[1]}"
echo "*******************************************************************"
exit 1
fi
# Attempt to find clang-format-diff.
if command -v clang-format-diff${SUFFIX} &>/dev/null; then
CLANG_FORMAT_DIFF=clang-format-diff${SUFFIX}
elif command -v clang-format-diff &>/dev/null; then
CLANG_FORMAT=clang-format-diff
elif [ ! -f $CLANG_FORMAT_DIFF ]; then
echo "*******************************************************************"
echo "* CHECKSTYLE FAILED"
echo "* Could not locate the clang-format-diff script"
echo "*******************************************************************"
exit 1
fi
in=$(mktemp)
git diff ${GIT_DIFF_ARGS} ':!*.patch' >${in}
out=$(mktemp)
cat ${in} | ${CLANG_FORMAT_DIFF} ${CLANG_FORMAT_DIFF_ARGS} >${out}
rm ${in}
line_count=$(cat ${out} | wc -l)
if [ -t 1 ] && [ -n $(tput colors) ] && [ $(tput colors) -ge 1 ] &&
command -v highlight &>/dev/null; then
highlight --syntax diff -O ansi ${out}
else
cat ${out}
fi
rm ${out}
if [ ${line_count} -gt 0 ]; then
echo "*******************************************************************"
echo "* CHECKSTYLE FAILED"
echo "* CONSULT DIFF ABOVE"
echo "*******************************************************************"
exit 1
else
echo "*******************************************************************"
echo "* CHECKSTYLE SUCCESSFULLY COMPLETED"
echo "*******************************************************************"
exit 0
fi
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