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ci: validate renovate #15

ci: validate renovate

ci: validate renovate #15

name: validate renovate
on:
pull_request:
paths:
- 'renovate.json'
- '.github/workflows/validate-renovate.yml'
permissions:
contents: read
issues: write
jobs:
lint:
name: run renovate-config-validator
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- name: run lint
id: lint
run: |
# renovate: npm:renovate
ver="37.291.0"
# pinned on exact version
package="renovate@=$ver"
echo "npx: $(npx --version)"
echo "installing: $package..."
export H="$(mktemp)"
echo '{' >> "$H"
# let's do main part, but avoid pipefail
(npx --yes --package "$package" -- renovate-config-validator --strict || true)\
| ruby -e 'File.open(ENV[?H], ?a) {|r| while gets; puts $_; $> = r if $_.strip == "WARN: Config migration necessary" ;end; }'
echo '}' >> "$H"
echo "---"
echo "Collected output: $H"
cat "$H"
echo "---"
# init and extract
OLD="$(mktemp)"
mv "$OLD" "${OLD}.old.txt"
NEW="$(mktemp)"
mv "$NEW" "${NEW}.new.txt"
jq -r '.oldConfig' < "$H" > "$OLD"
jq -r '.newConfig' < "$H" > "$NEW"
DIFF_TO_BE_REPORTED="$(mktemp)"
mv "$DIFF_TO_BE_REPORTED" "${DIFF_TO_BE_REPORTED}.diff"
git diff --no-index "$OLD" "$NEW" >> "$DIFF_TO_BE_REPORTED.diff"
printf 'DIFF=%s' "$(cat "$DIFF_TO_BE_REPORTED.diff")" >> "$GITHUB_OUTPUT"
- name: report diff
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
DIFF_TEXT: ${{ steps.lint.outputs.DIFF }}
URL: ${{ github.event.pull_request.html_url }}
run: |
COMMENT_BUFFER="$(mktemp)"
printf "I'm sorry, but this config should be migrated. Please apply following patch file to proceed:" >> "$COMMENT_BUFFER"
printf '```diff' >> "$COMMENT_BUFFER"
cat "$DIFF_TEXT" >> "$COMMENT_BUFFER"
printf '```' >> "$COMMENT_BUFFER"
gh pr comment -F "$COMMENT_BUFFER" "${URL}"