GitHub action: report on code dupe #10
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| name: Check for Duplicated Code | |
| on: | |
| pull_request: | |
| branches: | |
| - master | |
| jobs: | |
| check-duplication: | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: Checkout code | |
| uses: actions/checkout@v3 | |
| with: | |
| fetch-depth: 0 # Fetch all history for all branches | |
| - name: Set up Node.js | |
| uses: actions/setup-node@v3 | |
| with: | |
| node-version: '20' | |
| - name: Install dependencies | |
| run: | | |
| npm install -g jscpd diff-so-fancy | |
| - name: Get the diff | |
| run: git diff origin/master...HEAD --name-only > changed_files.txt | |
| - name: Display changed files (debug) | |
| run: cat changed_files.txt | |
| - name: Filter JavaScript files | |
| run: | | |
| grep -E '\.js$' changed_files.txt > js_files.txt || true | |
| - name: Display JavaScript files (debug) | |
| run: cat js_files.txt | |
| - name: Run jscpd on changed files | |
| run: | | |
| if [ -s js_files.txt ]; then | |
| jscpd $(cat js_files.txt | tr '\n' ' ') --threshold 1 --min-tokens 50 --reporters json --output jscpd-report.json | |
| else | |
| echo '{}' > jscpd-report.json | |
| fi | |
| - name: List generated files (debug) | |
| run: ls -l | |
| - name: Display jscpd report content (debug) | |
| run: cat jscpd-report.json || echo "jscpd-report.json not found or empty" | |
| - name: Upload jscpd report | |
| if: always() | |
| uses: actions/upload-artifact@v3 | |
| with: | |
| name: jscpd-report | |
| path: jscpd-report.json | |
| - name: Parse jscpd report and set output | |
| id: parse-report | |
| run: | | |
| if [ ! -f jscpd-report.json ]; then | |
| echo "jscpd-report.json not found" | |
| exit 1 | |
| fi | |
| DUPLICATIONS=$(jq '.duplicates | length' jscpd-report.json) | |
| if [ "$DUPLICATIONS" -gt 0 ]; then | |
| COMMENT="Found $DUPLICATIONS duplications in the codebase:\n\n" | |
| COMMENT+=$(jq -r '.duplicates[] | "- `\(.firstFile):\(.lines[0])-\(.lines[1])` duplicated in `\(.secondFile):\(.lines[0])-\(.lines[1])`"' jscpd-report.json) | |
| echo "comment<<EOF" >> $GITHUB_ENV | |
| echo "$COMMENT" >> $GITHUB_ENV | |
| echo "EOF" >> $GITHUB_ENV | |
| exit 1 | |
| else | |
| echo "No duplications found." | |
| fi | |
| - name: Post GitHub comment | |
| if: failure() | |
| uses: actions/github-script@v6 | |
| with: | |
| script: | | |
| github.rest.issues.createComment({ | |
| owner: context.repo.owner, | |
| repo: context.repo.repo, | |
| issue_number: context.issue.number, | |
| body: process.env.comment | |
| }) |