Library.Template update #3
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| name: Library.Template update | |
| # PREREQUISITE: This workflow requires the repo to be configured to allow workflows to create pull requests. | |
| # Visit https://github.com/USER/REPO/settings/actions | |
| # Under "Workflow permissions" check "Allow GitHub Actions to create ...pull requests" | |
| # Click Save. | |
| on: | |
| schedule: | |
| - cron: "0 3 * * Mon" # Sun @ 8 or 9 PM Mountain Time (depending on DST) | |
| workflow_dispatch: | |
| jobs: | |
| merge: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: write | |
| pull-requests: write | |
| steps: | |
| - uses: actions/checkout@v4 | |
| with: | |
| fetch-depth: 0 # avoid shallow clone so nbgv can do its work. | |
| - name: merge | |
| id: merge | |
| shell: pwsh | |
| run: | | |
| $LibTemplateBranch = & ./azure-pipelines/Get-LibTemplateBasis.ps1 -ErrorIfNotRelated | |
| if ($LASTEXITCODE -ne 0) { | |
| exit $LASTEXITCODE | |
| } | |
| git fetch https://github.com/aarnott/Library.Template $LibTemplateBranch | |
| if ($LASTEXITCODE -ne 0) { | |
| exit $LASTEXITCODE | |
| } | |
| $LibTemplateCommit = git rev-parse FETCH_HEAD | |
| git diff --stat ...FETCH_HEAD | |
| if ((git rev-list FETCH_HEAD ^HEAD --count) -eq 0) { | |
| Write-Host "There are no Library.Template updates to merge." | |
| echo "uptodate=true" >> $env:GITHUB_OUTPUT | |
| exit 0 | |
| } | |
| # Pushing commits that add or change files under .github/workflows will cause our workflow to fail. | |
| # But it usually isn't necessary because the target branch already has (or doesn't have) these changes. | |
| # So if the merged doesn't bring in any changes to these files, try the merge locally and push that | |
| # to keep github happy. | |
| if ((git rev-list FETCH_HEAD ^HEAD --count -- .github/workflows) -eq 0) { | |
| # Indeed there are no changes in that area. So merge locally to try to appease GitHub. | |
| git checkout -b auto/libtemplateUpdate | |
| git config user.name "Andrew Arnott" | |
| git config user.email "[email protected]" | |
| git merge FETCH_HEAD | |
| if ($LASTEXITCODE -ne 0) { | |
| Write-Host "Merge conflicts prevent creating the pull request. Please run tools/MergeFrom-Template.ps1 locally and push the result as a pull request." | |
| exit 2 | |
| } | |
| git -c http.extraheader="AUTHORIZATION: bearer $env:GH_TOKEN" push origin -u HEAD | |
| } else { | |
| Write-Host "Changes to github workflows are included in this update. Please run tools/MergeFrom-Template.ps1 locally and push the result as a pull request." | |
| exit 1 | |
| } | |
| - name: pull request | |
| shell: pwsh | |
| if: success() && steps.merge.outputs.uptodate != 'true' | |
| run: | | |
| # If there is already an active pull request, don't create a new one. | |
| $existingPR = gh pr list -H auto/libtemplateUpdate --json url | ConvertFrom-Json | |
| if ($existingPR) { | |
| Write-Host "::warning::Skipping pull request creation because one already exists at $($existingPR[0].url)" | |
| exit 0 | |
| } | |
| $prTitle = "Merge latest Library.Template" | |
| $prBody = "This merges the latest features and fixes from [Library.Template's branch](https://github.com/AArnott/Library.Template/tree/). | |
| ⚠️ Do **not** squash this pull request when completing it. You must *merge* it." | |
| <details> | |
| <summary>Merge conflicts?</summary> | |
| Resolve merge conflicts locally by carrying out these steps: | |
| ``` | |
| git fetch | |
| git checkout auto/libtemplateUpdate | |
| git merge origin/main | |
| # resolve conflicts | |
| git commit | |
| git push | |
| ``` | |
| </details> | |
| gh pr create -H auto/libtemplateUpdate -b $prBody -t $prTitle | |
| env: | |
| GH_TOKEN: ${{ github.token }} |