Comment with mypy_primer diff #7216
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| name: Comment with mypy_primer diff | |
| on: | |
| workflow_run: | |
| workflows: | |
| - Run mypy_primer | |
| types: | |
| - completed | |
| permissions: | |
| contents: read | |
| pull-requests: write | |
| jobs: | |
| comment: | |
| name: Comment PR from mypy_primer | |
| runs-on: ubuntu-latest | |
| if: ${{ github.event.workflow_run.conclusion == 'success' }} | |
| steps: | |
| - name: Download diffs | |
| uses: actions/github-script@v7 | |
| with: | |
| script: | | |
| const fs = require('fs'); | |
| const artifacts = await github.rest.actions.listWorkflowRunArtifacts({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| run_id: ${{ github.event.workflow_run.id }}, | |
| }); | |
| const [matchArtifact] = artifacts.data.artifacts.filter((artifact) => | |
| artifact.name == "mypy_primer_diffs"); | |
| const download = await github.rest.actions.downloadArtifact({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| artifact_id: matchArtifact.id, | |
| archive_format: "zip", | |
| }); | |
| fs.writeFileSync("diff.zip", Buffer.from(download.data)); | |
| - run: unzip diff.zip | |
| - run: | | |
| cat diff_*.txt | tee fulldiff.txt | |
| - name: Post comment | |
| id: post-comment | |
| uses: actions/github-script@v7 | |
| with: | |
| github-token: ${{ secrets.GITHUB_TOKEN }} | |
| script: | | |
| const MAX_CHARACTERS = 30000 | |
| const MAX_CHARACTERS_PER_PROJECT = MAX_CHARACTERS / 3 | |
| const fs = require('fs') | |
| let data = fs.readFileSync('fulldiff.txt', { encoding: 'utf8' }) | |
| function truncateIfNeeded(original, maxLength) { | |
| if (original.length <= maxLength) { | |
| return original | |
| } | |
| let truncated = original.substring(0, maxLength) | |
| // further, remove last line that might be truncated | |
| truncated = truncated.substring(0, truncated.lastIndexOf('\n')) | |
| let lines_truncated = original.split('\n').length - truncated.split('\n').length | |
| return `${truncated}\n\n... (truncated ${lines_truncated} lines) ...` | |
| } | |
| const projects = data.split('\n\n') | |
| // don't let one project dominate | |
| data = projects.map(project => truncateIfNeeded(project, MAX_CHARACTERS_PER_PROJECT)).join('\n\n') | |
| // posting comment fails if too long, so truncate | |
| data = truncateIfNeeded(data, MAX_CHARACTERS) | |
| console.log("Diff from mypy_primer:") | |
| console.log(data) | |
| let body | |
| if (data.trim()) { | |
| body = 'Diff from [mypy_primer](https://github.com/hauntsaninja/mypy_primer), showing the effect of this PR on open source code:\n```diff\n' + data + '```' | |
| } else { | |
| body = "According to [mypy_primer](https://github.com/hauntsaninja/mypy_primer), this change doesn't affect type check results on a corpus of open source code. ✅" | |
| } | |
| const prNumber = parseInt(fs.readFileSync("pr_number.txt", { encoding: "utf8" })) | |
| await github.rest.issues.createComment({ | |
| issue_number: prNumber, | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| body | |
| }) | |
| return prNumber | |
| - name: Hide old comments | |
| # v0.4.0 | |
| uses: kanga333/comment-hider@c12bb20b48aeb8fc098e35967de8d4f8018fffdf | |
| with: | |
| github_token: ${{ secrets.GITHUB_TOKEN }} | |
| leave_visible: 1 | |
| issue_number: ${{ steps.post-comment.outputs.result }} |