git/.github/workflows/check-whitespace.yml
Junio C Hamano 763f20fb4a Merge branch 'tb/ci-concurrency'
Avoid unnecessary builds in CI, with settings configured in
ci-config.

* tb/ci-concurrency:
  ci: avoid unnecessary builds
2023-01-16 12:07:46 -08:00

91 lines
2.8 KiB
YAML

name: check-whitespace
# Get the repository with all commits to ensure that we can analyze
# all of the commits contributed via the Pull Request.
# Process `git log --check` output to extract just the check errors.
# Exit with failure upon white-space issues.
on:
pull_request:
types: [opened, synchronize]
# Avoid unnecessary builds. Unlike the main CI jobs, these are not
# ci-configurable (but could be).
concurrency:
group: ${{ github.workflow }}-${{ github.ref }}
cancel-in-progress: true
jobs:
check-whitespace:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
with:
fetch-depth: 0
- name: git log --check
id: check_out
run: |
baseSha=${{github.event.pull_request.base.sha}}
problems=()
commit=
commitText=
commitTextmd=
goodparent=
while read dash sha etc
do
case "${dash}" in
"---")
if test -z "${commit}"
then
goodparent=${sha}
fi
commit="${sha}"
commitText="${sha} ${etc}"
commitTextmd="[${sha}](https://github.com/${{ github.repository }}/commit/${sha}) ${etc}"
;;
"")
;;
*)
if test -n "${commit}"
then
problems+=("1) --- ${commitTextmd}")
echo ""
echo "--- ${commitText}"
commit=
fi
case "${dash}" in
*:[1-9]*:) # contains file and line number information
dashend=${dash#*:}
problems+=("[${dash}](https://github.com/${{ github.repository }}/blob/${{github.event.pull_request.head.ref}}/${dash%%:*}#L${dashend%:}) ${sha} ${etc}")
;;
*)
problems+=("\`${dash} ${sha} ${etc}\`")
;;
esac
echo "${dash} ${sha} ${etc}"
;;
esac
done <<< $(git log --check --pretty=format:"---% h% s" ${baseSha}..)
if test ${#problems[*]} -gt 0
then
if test -z "${commit}"
then
goodparent=${baseSha: 0:7}
fi
echo "🛑 Please review the Summary output for further information."
echo "### :x: A whitespace issue was found in one or more of the commits." >$GITHUB_STEP_SUMMARY
echo "" >>$GITHUB_STEP_SUMMARY
echo "Run these commands to correct the problem:" >>$GITHUB_STEP_SUMMARY
echo "1. \`git rebase --whitespace=fix ${goodparent}\`" >>$GITHUB_STEP_SUMMARY
echo "1. \`git push --force\`" >>$GITHUB_STEP_SUMMARY
echo " " >>$GITHUB_STEP_SUMMARY
echo "Errors:" >>$GITHUB_STEP_SUMMARY
for i in "${problems[@]}"
do
echo "${i}" >>$GITHUB_STEP_SUMMARY
done
exit 2
fi