dgiot/scripts/elvis-check.sh

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2021-05-18 14:54:48 +08:00
#!/usr/bin/env bash
## This script checks style of changed files.
## Expect argument 1 to be the git compare base.
set -euo pipefail
ELVIS_VERSION='1.0.0-emqx-2'
base="${1:-}"
if [ "${base}" = "" ]; then
echo "Usage $0 <git-compare-base-ref>"
exit 1
fi
elvis_version="${2:-$ELVIS_VERSION}"
echo "elvis -v: $elvis_version"
echo "git diff base: $base"
if [ ! -f ./elvis ] || [ "$(./elvis -v | grep -oE '[1-9]+\.[0-9]+\.[0-9]+\-emqx-[0-9]+')" != "$elvis_version" ]; then
curl --silent --show-error -fLO "https://hub.fastgit.org/emqx/elvis/releases/download/$elvis_version/elvis"
chmod +x ./elvis
fi
if [[ "$base" =~ [0-9a-f]{8,40} ]]; then
# base is a commit sha1
compare_base="$base"
else
if [[ $CI == true ]];then
remote="$(git remote -v | grep -E "github\.com(.|/)$GITHUB_REPOSITORY" | grep fetch | awk '{print $1}')"
else
remote="$(git remote -v | grep -E 'github\.com(.|/)emqx' | grep fetch | awk '{print $1}')"
fi
git fetch "$remote" "$base"
compare_base="$remote/$base"
fi
git_diff() {
git diff --name-only --diff-filter=ACMRTUXB "$compare_base"...HEAD
}
bad_file_count=0
for file in $(git_diff); do
if [ ! -f "$file" ]; then
# file is deleted, skip
continue
fi
if [[ $file != *.erl ]]; then
# not .erl file
continue
fi
if ! ./elvis rock "$file" -c elvis.config; then
bad_file_count=$(( bad_file_count + 1))
fi
done
if [ $bad_file_count -gt 0 ]; then
echo "elvis: $bad_file_count errors"
exit 1
fi