⛜ Library.Template update #2
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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 }} |