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pr-merge.yml
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name: Pull Request Review Action
on:
pull_request_target:
types:
- closed
concurrency:
group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
cancel-in-progress: true
jobs:
check-pr-label:
if: ${{ github.event.pull_request.merged }}
runs-on: ubuntu-latest
permissions:
contents: read
outputs:
num_labels_chosen: ${{ steps.check_pr_description_label.outputs.num_labels_chosen }}
message: ${{ steps.check_pr_description_label.outputs.message }}
chosen_label: ${{ steps.check_pr_description_label.outputs.chosen_label }}
steps:
- uses: actions/checkout@v3
- name: Check for PR description label
id: check_pr_description_label
run: |
python scripts/process_message.py "${TEXT_BODY}" > processed_body.txt
processed_body=$(cat processed_body.txt)
proposed_version_impact=$(echo "$processed_body" | awk '/Major \\\(when you make incompatible API changes\\\)/,/Patch \\\(when you make backward compatible bug fixes\\\)/')
is_major=$(echo "$proposed_version_impact" | grep -qi '\[X\] Major'; echo $((1-$?)))
is_minor=$(echo "$proposed_version_impact" | grep -qi '\[X\] Minor'; echo $((1-$?)))
is_patch=$(echo "$proposed_version_impact" | grep -qi '\[X\] Patch'; echo $((1-$?)))
num_labels_chosen=$(($is_major + $is_minor + $is_patch))
echo "num_labels_chosen=$num_labels_chosen" >> "$GITHUB_OUTPUT"
if [[ "$num_labels_chosen" -eq 0 ]]; then
echo "message=$(echo "@${MERGE_AUTHOR} Each PR must have a SEMVER impact label, please remember to label the PR properly.")" >> "$GITHUB_OUTPUT"
elif [[ "$num_labels_chosen" -ge 2 ]]; then
echo "message=$(echo "@${MERGE_AUTHOR} Each PR can only have one SEMVER impact label, please remember to label the PR properly.")" >> "$GITHUB_OUTPUT"
else
echo "message=$(echo "SEMVER impact selected.")" >> "$GITHUB_OUTPUT"
echo "chosen_label=$(
if [ "$is_major" -eq 1 ]; then
echo "r.Major"
elif [ "$is_minor" -eq 1 ]; then
echo "r.Minor"
elif [ "$is_patch" -eq 1 ]; then
echo "r.Patch"
fi
)" >> "$GITHUB_OUTPUT"
fi
env:
TEXT_BODY: ${{ github.event.pull_request.body }}
MERGE_AUTHOR: ${{ github.event.sender.login }}
assign-label-or-reminder:
if: ${{ github.event.pull_request.merged }}
runs-on: ubuntu-latest
needs: check-pr-label
permissions:
pull-requests: write
steps:
- uses: actions/github-script@v7
with:
script: |
if (process.env.NUM_LABELS_CHOSEN != 1) {
github.rest.issues.createComment({
issue_number: context.payload.pull_request.number,
owner: context.repo.owner,
repo: context.repo.repo,
body: process.env.MESSAGE,
});
} else {
github.rest.issues.addLabels({
issue_number: context.payload.pull_request.number,
owner: context.repo.owner,
repo: context.repo.repo,
labels: [process.env.CHOSEN_LABEL]
});
}
env:
NUM_LABELS_CHOSEN: ${{ needs.check-pr-label.outputs.num_labels_chosen }}
MESSAGE: ${{ needs.check-pr-label.outputs.message }}
CHOSEN_LABEL: ${{ needs.check-pr-label.outputs.chosen_label }}