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|
name: Commit checker
on:
pull_request:
jobs:
commit-checker:
name: Commit checker
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v2
with:
fetch-depth: 4
- name: Get pull-request commits
run: |
set -x
# actions/checkout did a merge checkout of the pull-request. As such, the first
# commit is the merge commit. This means that on HEAD^ is the base branch, and
# on HEAD^2 are the commits from the pull-request. We now check if those trees
# have a common parent. If not, we fetch a few more commits till we do. In result,
# the log between HEAD^ and HEAD^2 will be the commits in the pull-request.
DEPTH=4
while [ -z "$(git merge-base HEAD^ HEAD^2)" ]; do
git -c protocol.version=2 fetch --no-tags --prune --progress --no-recurse-submodules --deepen=${DEPTH} origin HEAD
DEPTH=$(( ${DEPTH} * 4 ))
done
# Just to show which commits we are going to evaluate.
git log --oneline HEAD^..HEAD^2
- name: Checkout commit-checker
uses: actions/checkout@v2
with:
repository: OpenTTD/OpenTTD-git-hooks
path: git-hooks
ref: master
- name: Check commits
run: |
set -x
HOOKS_DIR=./git-hooks/hooks GIT_DIR=.git ./git-hooks/hooks/check-commits.sh HEAD^..HEAD^2
echo "Commit checks passed"
|
