Mutation testing, cost visibility, CI, and docs #38
Workflow file for this run
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| name: DiffScope Review | |
| on: | |
| pull_request: | |
| types: [opened, synchronize, reopened] | |
| permissions: | |
| contents: read | |
| pull-requests: write | |
| concurrency: | |
| group: diffscope-${{ github.event.pull_request.number }} | |
| cancel-in-progress: true | |
| jobs: | |
| review: | |
| runs-on: ubuntu-latest | |
| if: github.event.pull_request.head.repo.full_name == github.repository && !github.event.pull_request.draft | |
| steps: | |
| - uses: actions/checkout@v5 | |
| with: | |
| fetch-depth: 0 | |
| ref: ${{ github.event.pull_request.head.sha }} | |
| - name: Get PR diff | |
| id: diff | |
| run: | | |
| git fetch origin ${{ github.base_ref }} --depth=1 | |
| git diff origin/${{ github.base_ref }}...HEAD > pr.diff | |
| - name: Check API key | |
| id: check_key | |
| run: | | |
| if [ -z "${{ secrets.OPENAI_API_KEY }}" ]; then | |
| echo "skip=true" >> "$GITHUB_OUTPUT" | |
| echo "::notice::DiffScope review skipped — OPENAI_API_KEY secret not configured" | |
| else | |
| echo "skip=false" >> "$GITHUB_OUTPUT" | |
| fi | |
| - name: Check image available | |
| id: check_image | |
| run: | | |
| docker pull ghcr.io/evalops/diffscope:latest 2>/dev/null && echo "available=true" >> "$GITHUB_OUTPUT" || echo "available=false" >> "$GITHUB_OUTPUT" | |
| - name: Notice image unavailable | |
| if: steps.check_image.outputs.available == 'false' | |
| run: echo "::notice::DiffScope review skipped — image ghcr.io/evalops/diffscope:latest not available (merge to main publishes it)" | |
| - name: Run DiffScope | |
| if: steps.check_key.outputs.skip != 'true' && steps.check_image.outputs.available == 'true' | |
| uses: docker://ghcr.io/evalops/diffscope:latest | |
| continue-on-error: true | |
| env: | |
| OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }} | |
| with: | |
| args: review --diff pr.diff --output-format json --output comments.json | |
| - name: Post comments | |
| if: steps.check_key.outputs.skip != 'true' && steps.check_image.outputs.available == 'true' | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const fs = require('fs'); | |
| const comments = JSON.parse(fs.readFileSync('comments.json', 'utf8')); | |
| const headSha = context.payload.pull_request.head.sha; | |
| const fallback = []; | |
| for (const comment of comments) { | |
| if (!comment.file_path || !comment.line_number || comment.line_number < 1) { | |
| continue; | |
| } | |
| try { | |
| await github.rest.pulls.createReviewComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| pull_number: context.issue.number, | |
| body: `**${comment.severity}**: ${comment.content}`, | |
| commit_id: headSha, | |
| path: comment.file_path, | |
| line: comment.line_number, | |
| side: "RIGHT" | |
| }); | |
| } catch (error) { | |
| fallback.push(`- **${comment.severity}** ${comment.file_path}:${comment.line_number} ${comment.content}`); | |
| } | |
| } | |
| if (fallback.length > 0) { | |
| const body = [ | |
| "Some review comments could not be placed inline and are listed below:", | |
| "", | |
| ...fallback.slice(0, 100) | |
| ].join("\\n"); | |
| await github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.issue.number, | |
| body | |
| }); | |
| } |