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| 1 | +# github actions: https://docs.github.com/en/actions/use-cases-and-examples/building-and-testing/building-and-testing-nodejs |
| 2 | +# setup-node: https://github.com/actions/setup-node |
| 3 | + |
| 4 | +name: Copy-Paste Detection |
| 5 | + |
| 6 | +on: |
| 7 | + pull_request: |
| 8 | + branches: [master, feature/*, staging] |
| 9 | + |
| 10 | +jobs: |
| 11 | + jscpd: |
| 12 | + runs-on: ubuntu-latest |
| 13 | + strategy: |
| 14 | + matrix: |
| 15 | + node-version: [18.x] |
| 16 | + env: |
| 17 | + NODE_OPTIONS: '--max-old-space-size=8192' |
| 18 | + |
| 19 | + steps: |
| 20 | + - uses: actions/checkout@v4 |
| 21 | + with: |
| 22 | + fetch-depth: 0 |
| 23 | + |
| 24 | + - name: Use Node.js ${{ matrix.node-version }} |
| 25 | + uses: actions/setup-node@v4 |
| 26 | + with: |
| 27 | + node-version: ${{ matrix.node-version }} |
| 28 | + |
| 29 | + - name: Fetch fork upstream |
| 30 | + run: | |
| 31 | + git remote add forkUpstream https://github.com/${{ github.event.pull_request.head.repo.full_name }} # URL of the fork |
| 32 | + git fetch forkUpstream # Fetch fork |
| 33 | +
|
| 34 | + - name: Determine base and target branches for comparison. |
| 35 | + run: | |
| 36 | + echo "CURRENT_BRANCH=${{ github.head_ref }}" >> $GITHUB_ENV |
| 37 | + echo "TARGET_BRANCH=${{ github.event.pull_request.base.ref }}" >> $GITHUB_ENV |
| 38 | + - run: git diff --name-only origin/$TARGET_BRANCH forkUpstream/$CURRENT_BRANCH > diff_output.txt |
| 39 | + - run: | |
| 40 | + npm install -g jscpd |
| 41 | +
|
| 42 | + - run: jscpd --config "$GITHUB_WORKSPACE/.github/workflows/jscpd.json" |
| 43 | + |
| 44 | + - if: always() |
| 45 | + uses: actions/upload-artifact@v4 |
| 46 | + with: |
| 47 | + name: unfiltered-jscpd-report |
| 48 | + path: ./jscpd-report.json |
| 49 | + |
| 50 | + - name: Filter jscpd report for changed files |
| 51 | + run: | |
| 52 | + if [ ! -f ./jscpd-report.json ]; then |
| 53 | + echo "jscpd-report.json not found" |
| 54 | + exit 1 |
| 55 | + fi |
| 56 | + echo "Filtering jscpd report for changed files..." |
| 57 | + CHANGED_FILES=$(jq -R -s -c 'split("\n")[:-1]' diff_output.txt) |
| 58 | + echo "Changed files: $CHANGED_FILES" |
| 59 | + jq --argjson changed_files "$CHANGED_FILES" ' |
| 60 | + .duplicates | map(select( |
| 61 | + (.firstFile?.name as $fname | $changed_files | any(. == $fname)) or |
| 62 | + (.secondFile?.name as $sname | $changed_files | any(. == $sname)) |
| 63 | + )) |
| 64 | + ' ./jscpd-report.json > filtered-jscpd-report.json |
| 65 | + cat filtered-jscpd-report.json |
| 66 | +
|
| 67 | + - name: Check for duplicates |
| 68 | + run: | |
| 69 | + if [ $(wc -l < ./filtered-jscpd-report.json) -gt 1 ]; then |
| 70 | + echo "filtered_report_exists=true" >> $GITHUB_ENV |
| 71 | + else |
| 72 | + echo "filtered_report_exists=false" >> $GITHUB_ENV |
| 73 | + fi |
| 74 | + - name: upload filtered report (if applicable) |
| 75 | + if: env.filtered_report_exists == 'true' |
| 76 | + uses: actions/upload-artifact@v4 |
| 77 | + with: |
| 78 | + name: filtered-jscpd-report |
| 79 | + path: ./filtered-jscpd-report.json |
| 80 | + |
| 81 | + - name: Fail and log found duplicates. |
| 82 | + if: env.filtered_report_exists == 'true' |
| 83 | + run: | |
| 84 | + cat ./filtered-jscpd-report.json |
| 85 | + echo "Duplications found, failing the check." |
| 86 | + exit 1 |
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