Revert "melpa2nix: update to work with Emacs HEAD" #40989
Workflow file for this run
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| # Checks pkgs/by-name (see pkgs/by-name/README.md) | |
| # using the nixpkgs-check-by-name tool (see pkgs/test/nixpkgs-check-by-name) | |
| # | |
| # When you make changes to this workflow, also update pkgs/test/nixpkgs-check-by-name/scripts/run-local.sh adequately | |
| name: Check pkgs/by-name | |
| # The pre-built tool is fetched from a channel, | |
| # making it work predictable on all PRs. | |
| on: | |
| # Using pull_request_target instead of pull_request avoids having to approve first time contributors | |
| pull_request_target | |
| permissions: | |
| # We need this permission to cancel the workflow run if there's a merge conflict | |
| actions: write | |
| jobs: | |
| check: | |
| # This is x86_64-linux, for which the tool is always prebuilt on the nixos-* channels, | |
| # as specified in nixos/release-combined.nix | |
| runs-on: ubuntu-latest | |
| # This should take 1 minute at most, but let's be generous. | |
| # The default of 6 hours is definitely too long | |
| timeout-minutes: 10 | |
| steps: | |
| # This step has to be in this file, | |
| # because it's needed to determine which revision of the repository to fetch, | |
| # and we can only use other files from the repository once it's fetched. | |
| - name: Resolving the merge commit | |
| env: | |
| GH_TOKEN: ${{ github.token }} | |
| run: | | |
| # This checks for mergeability of a pull request as recommended in | |
| # https://docs.github.com/en/rest/guides/using-the-rest-api-to-interact-with-your-git-database?apiVersion=2022-11-28#checking-mergeability-of-pull-requests | |
| # Retry the API query this many times | |
| retryCount=3 | |
| # Start with 5 seconds, but double every retry | |
| retryInterval=5 | |
| while true; do | |
| echo "Checking whether the pull request can be merged" | |
| prInfo=$(gh api \ | |
| -H "Accept: application/vnd.github+json" \ | |
| -H "X-GitHub-Api-Version: 2022-11-28" \ | |
| /repos/"$GITHUB_REPOSITORY"/pulls/${{ github.event.pull_request.number }}) | |
| mergeable=$(jq -r .mergeable <<< "$prInfo") | |
| mergedSha=$(jq -r .merge_commit_sha <<< "$prInfo") | |
| if [[ "$mergeable" == "null" ]]; then | |
| if (( retryCount == 0 )); then | |
| echo "Not retrying anymore, probably GitHub is having internal issues" | |
| exit 1 | |
| else | |
| (( retryCount -= 1 )) || true | |
| # null indicates that GitHub is still computing whether it's mergeable | |
| # Wait a couple seconds before trying again | |
| echo "GitHub is still computing whether this PR can be merged, waiting $retryInterval seconds before trying again ($retryCount retries left)" | |
| sleep "$retryInterval" | |
| (( retryInterval *= 2 )) || true | |
| fi | |
| else | |
| break | |
| fi | |
| done | |
| if [[ "$mergeable" == "true" ]]; then | |
| echo "The PR can be merged, checking the merge commit $mergedSha" | |
| else | |
| echo "The PR cannot be merged, it has a merge conflict, cancelling the workflow.." | |
| gh api \ | |
| --method POST \ | |
| -H "Accept: application/vnd.github+json" \ | |
| -H "X-GitHub-Api-Version: 2022-11-28" \ | |
| /repos/"$GITHUB_REPOSITORY"/actions/runs/"$GITHUB_RUN_ID"/cancel | |
| sleep 60 | |
| # If it's still not canceled after a minute, something probably went wrong, just exit | |
| exit 1 | |
| fi | |
| echo "mergedSha=$mergedSha" >> "$GITHUB_ENV" | |
| - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1 | |
| with: | |
| # pull_request_target checks out the base branch by default | |
| ref: ${{ env.mergedSha }} | |
| # Fetches the merge commit and its parents | |
| fetch-depth: 2 | |
| - name: Checking out base branch | |
| run: | | |
| base=$(mktemp -d) | |
| git worktree add "$base" "$(git rev-parse HEAD^1)" | |
| echo "base=$base" >> "$GITHUB_ENV" | |
| - uses: cachix/install-nix-action@7ac1ec25491415c381d9b62f0657c7a028df52a7 # v24 | |
| - name: Fetching the tool | |
| run: pkgs/test/nixpkgs-check-by-name/scripts/fetch-tool.sh "$GITHUB_BASE_REF" result | |
| - name: Running nixpkgs-check-by-name | |
| run: | | |
| if result/bin/nixpkgs-check-by-name --base "$base" .; then | |
| exit 0 | |
| else | |
| exitCode=$? | |
| echo "To run locally: ./maintainers/scripts/check-by-name.sh $GITHUB_BASE_REF https://github.com/$GITHUB_REPOSITORY.git" | |
| exit "$exitCode" | |
| fi |