VS 2026 preview: FSI evaluation doesn't report correct line numbers #12500
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| name: Run CLI Commands via PR Comment | |
| on: | |
| issue_comment: | |
| types: [created] | |
| jobs: | |
| parsing_job: | |
| runs-on: ubuntu-latest | |
| permissions: | |
| issues: write # Allow adding a reaction via the comment-pipeline | |
| pull-requests: write | |
| outputs: | |
| command: ${{ steps.parse.outputs.command }} | |
| arg: ${{ steps.parse.outputs.arguments }} | |
| if: github.event.issue.pull_request | |
| steps: | |
| - name: Parse comment | |
| id: parse | |
| uses: dotnet/comment-pipeline@e08a11834acf1e825ac727b732ac9d4cb8120c51 | |
| with: | |
| comment: ${{ toJSON(github.event.comment) }} | |
| commands: | | |
| /run fantomas | |
| /run ilverify | |
| /run xlf | |
| /run test-baseline | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| # This second job by definiton runs user-supplied code - you must NOT elevate its permissions to `write` | |
| # Malicious code could change nuget source URL, build targets or even compiler itself to pass a GH token | |
| # And use it to create branches, spam issues etc. Any write-actions happen in the second job, which does not allow | |
| # user extension points (i.e. plain scripts, must NOT run scripts from within checked-out code) | |
| run-parsed-command: | |
| needs: parsing_job | |
| runs-on: ubuntu-latest | |
| if: needs.parsing_job.outputs.command != '' | |
| steps: | |
| - name: Checkout the repository | |
| uses: actions/checkout@v4 | |
| - name: Checkout PR branch | |
| run: gh auth setup-git && gh pr checkout ${{ github.event.issue.number }} | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Install dotnet | |
| uses: actions/setup-dotnet@v3 | |
| with: | |
| global-json-file: global.json | |
| - name: Install dotnet tools | |
| run: dotnet tool restore | |
| - name: Setup .NET 9.0.0 Runtime for test execution | |
| if: ${{ needs.parsing_job.outputs.command == '/run test-baseline' }} | |
| uses: actions/setup-dotnet@v4 | |
| with: | |
| dotnet-version: '9.0.x' | |
| - name: Run command | |
| id: run-cmd | |
| env: | |
| TEST_UPDATE_BSL: 1 | |
| continue-on-error: true | |
| run: | | |
| case "${{ needs.parsing_job.outputs.command }}" in | |
| "/run fantomas") dotnet fantomas . ;; | |
| "/run xlf") dotnet build src/Compiler /t:UpdateXlf ;; | |
| "/run ilverify") pwsh tests/ILVerify/ilverify.ps1 || true ;; | |
| "/run test-baseline") dotnet test ./FSharp.Compiler.Service.sln --filter "${{ needs.parsing_job.outputs.arg }}" -c Release || true ;; | |
| *) echo "Unknown command" && exit 1 ;; | |
| esac | |
| - name: Create patch & metadata | |
| id: meta | |
| if: needs.parsing_job.outputs.command | |
| run: | | |
| echo "run_step_outcome=${{ steps.run-cmd.outcome }}" > result | |
| if [[ "${{ steps.run-cmd.outcome }}" == "success" ]]; then | |
| git diff > repo.patch || true | |
| if [ -s repo.patch ]; then echo "hasPatch=true" >> result; else echo "hasPatch=false" >> result; fi | |
| else | |
| echo "hasPatch=false" >> result | |
| fi | |
| cat result | |
| - name: Upload artifacts | |
| uses: actions/upload-artifact@v4 | |
| with: | |
| name: cli-results | |
| path: | | |
| repo.patch | |
| result | |
| apply-and-report: | |
| needs: [parsing_job, run-parsed-command] | |
| runs-on: ubuntu-latest | |
| permissions: | |
| contents: write | |
| pull-requests: write | |
| if: needs.parsing_job.outputs.command != '' && needs.run-parsed-command.result == 'success' | |
| steps: | |
| - name: Checkout the repository | |
| uses: actions/checkout@v4 | |
| - name: Checkout PR branch | |
| run: gh auth setup-git && gh pr checkout ${{ github.event.issue.number }} | |
| env: | |
| GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| - name: Download artifacts | |
| uses: actions/download-artifact@v4 | |
| with: | |
| name: cli-results | |
| - name: Read metadata | |
| id: read-meta | |
| run: | | |
| run_step_outcome="" | |
| hasPatch="" | |
| while IFS='=' read -r key value; do | |
| case "$key" in | |
| run_step_outcome) run_step_outcome="$value" ;; | |
| hasPatch) hasPatch="$value" ;; | |
| *) echo "Unexpected key: $key" >&2; exit 1 ;; | |
| esac | |
| done < result | |
| echo "run_step_outcome=$run_step_outcome" >> $GITHUB_OUTPUT | |
| echo "hasPatch=$hasPatch" >> $GITHUB_OUTPUT | |
| - name: Apply and push patch | |
| if: ${{ steps.read-meta.outputs.run_step_outcome == 'success' && steps.read-meta.outputs.hasPatch == 'true' }} | |
| run: | | |
| patch -p1 -s --force < repo.patch || true | |
| git config user.name "GH Actions" | |
| git config user.email "[email protected]" | |
| git add -u | |
| git commit -m "Apply patch from ${{ needs.parsing_job.outputs.command }}" | |
| branch=$(git rev-parse --abbrev-ref HEAD) | |
| echo "Pushing to origin $branch" | |
| git push origin HEAD:"$branch" | |
| - name: Count stats | |
| id: stats | |
| if: ${{ steps.read-meta.outputs.run_step_outcome == 'success' && steps.read-meta.outputs.hasPatch == 'true' }} | |
| run: | | |
| files=$(git diff --name-only HEAD~1 HEAD | wc -l) | |
| lines=$(git diff HEAD~1 HEAD | wc -l) | |
| echo "files=$files" >> $GITHUB_OUTPUT | |
| echo "lines=$lines" >> $GITHUB_OUTPUT | |
| - name: Generate and publish report | |
| if: always() | |
| env: | |
| COMMAND: ${{ needs.parsing_job.outputs.command }} | |
| OUTCOME: ${{ steps.read-meta.outputs.run_step_outcome }} | |
| PATCH: ${{ steps.read-meta.outputs.hasPatch }} | |
| run: | | |
| # Build the markdown report | |
| report=" | |
| # 🔧 CLI Command Report | |
| - **Command:** \`${COMMAND}\` | |
| - **Outcome:** ${OUTCOME} | |
| " | |
| if [[ "$OUTCOME" == "success" ]]; then | |
| if [[ "$PATCH" == "true" ]]; then | |
| report+="✅ Patch applied: | |
| - Files changed: ${{ steps.stats.outputs.files }} | |
| - Lines changed: ${{ steps.stats.outputs.lines }}" | |
| else | |
| report+="✅ Command succeeded, no changes needed." | |
| fi | |
| else | |
| report+="❌ Command **failed** — no patch applied." | |
| fi | |
| # Output to GitHub Actions UI | |
| echo "$report" >> "$GITHUB_STEP_SUMMARY" | |
| # Store for use in next step | |
| echo "$report" > pr_report.md | |
| - name: Comment on PR | |
| if: always() | |
| env: | |
| GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} | |
| PR_NUMBER: ${{ env.PR_NUMBER }} | |
| run: | | |
| # Use gh CLI to comment with multi-line markdown | |
| gh pr comment ${{ github.event.issue.number }} \ | |
| --body-file pr_report.md |