process_linter_results.yml

name: Process linter results

# read-write repo token
# access to secrets
on:
  workflow_run:
    workflows: ["Linter"]
    types:
      - completed

jobs:
  upload:
    runs-on: ubuntu-latest
    if: >
      ${{ github.event.workflow_run.event == 'pull_request' }}
    steps:
      - name: 'Download artifact'
        uses: actions/github-script@v3.1.0
        with:
          script: |
            var artifacts = await github.actions.listWorkflowRunArtifacts({
               owner: context.repo.owner,
               repo: context.repo.repo,
               run_id: ${{github.event.workflow_run.id }},
            });
            var matchArtifact = artifacts.data.artifacts.filter((artifact) => {
              return artifact.name == "linter_output"
            })[0];
            var download = await github.actions.downloadArtifact({
               owner: context.repo.owner,
               repo: context.repo.repo,
               artifact_id: matchArtifact.id,
               archive_format: 'zip',
            });
            var fs = require('fs');
            fs.writeFileSync('${{github.workspace}}/linter_output.zip', Buffer.from(download.data));
      - run: unzip linter_output.zip
      - name: Set up Python
        uses: actions/setup-python@v2
      # pinned to lintly 0.5.0 due to https://github.com/grantmcconnaughey/Lintly/issues/41
      - name: Install dependencies
        run: pip install lintly==0.5.0
      - name: 'Comment on PR'
        run: |
          cat ./flake8.out | lintly --use-checks \
            --fail-on new \
            --pr="$(cat ./pr_number)" \
            --exit-zero \
            --no-request-changes \
            --no-post-status \
            --commit-sha="$(cat ./head_sha)"
        env:
          LINTLY_API_KEY: ${{ secrets.GITHUB_TOKEN }}