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| 1 | +name: Propagate Issue Labels to PR |
| 2 | +on: |
| 3 | + pull_request: |
| 4 | + types: [opened, synchronize] |
| 5 | +jobs: |
| 6 | + copy_labels: |
| 7 | + runs-on: ubuntu-latest |
| 8 | + steps: |
| 9 | + - name: Checkout |
| 10 | + uses: actions/checkout@v4 |
| 11 | + - name: Get issue number from PR body |
| 12 | + id: issue_number |
| 13 | + uses: actions/github-script@v6 |
| 14 | + with: |
| 15 | + github-token: ${{ secrets.GITHUB_TOKEN }} |
| 16 | + script: | |
| 17 | + const prBody = context.payload.pull_request.body || ''; |
| 18 | + // Remove HTML comments |
| 19 | + const bodyWithoutComments = prBody.replace(/<!--[\s\S]*?-->/g, ''); |
| 20 | + // Find issue number |
| 21 | + const match = bodyWithoutComments.match(/(?:Resolves|Closes) #(\d+)/); |
| 22 | + const issueNumber = match ? match[1] : null; |
| 23 | + if (issueNumber) { |
| 24 | + console.log(`Issue number found: ${issueNumber}`); |
| 25 | + core.setOutput('has_issue', 'true'); |
| 26 | + core.setOutput('issue_number', issueNumber); |
| 27 | + } else { |
| 28 | + console.log('No issue number found in PR body'); |
| 29 | + core.setOutput('has_issue', 'false'); |
| 30 | + } |
| 31 | + - name: Get labels from linked issue |
| 32 | + if: steps.issue_number.outputs.has_issue == 'true' |
| 33 | + uses: actions/github-script@v6 |
| 34 | + id: issue_labels |
| 35 | + with: |
| 36 | + github-token: ${{ secrets.GITHUB_TOKEN }} |
| 37 | + script: | |
| 38 | + const issue_number = ${{ steps.issue_number.outputs.issue_number }}; |
| 39 | + try { |
| 40 | + const issue = await github.rest.issues.get({ |
| 41 | + owner: context.repo.owner, |
| 42 | + repo: context.repo.repo, |
| 43 | + issue_number: parseInt(issue_number) |
| 44 | + }); |
| 45 | + return issue.data.labels.map(label => label.name); |
| 46 | + } catch (error) { |
| 47 | + console.log(`Error fetching issue labels: ${error}`); |
| 48 | + return []; |
| 49 | + } |
| 50 | + - name: Check for required labels |
| 51 | + if: steps.issue_number.outputs.has_issue == 'true' && steps.issue_labels.outputs.result != '[]' |
| 52 | + id: check_labels |
| 53 | + uses: actions/github-script@v6 |
| 54 | + with: |
| 55 | + github-token: ${{ secrets.GITHUB_TOKEN }} |
| 56 | + script: | |
| 57 | + const labels = ${{ steps.issue_labels.outputs.result }}; |
| 58 | + const hacktoberfestLabel = labels.some(label => label.toLowerCase().includes('hacktoberfest')); |
| 59 | + const sizeLabelPresent = labels.some(label => ['small', 'medium', 'large'].includes(label.toLowerCase())); |
| 60 | + return hacktoberfestLabel || sizeLabelPresent; |
| 61 | + - name: Add labels to PR |
| 62 | + if: steps.issue_number.outputs.has_issue == 'true' && steps.check_labels.outputs.result == 'true' |
| 63 | + uses: actions/github-script@v6 |
| 64 | + with: |
| 65 | + github-token: ${{ secrets.GITHUB_TOKEN }} |
| 66 | + script: | |
| 67 | + const pr_number = context.issue.number; |
| 68 | + const labels = ${{ steps.issue_labels.outputs.result }}; |
| 69 | + try { |
| 70 | + await github.rest.issues.addLabels({ |
| 71 | + owner: context.repo.owner, |
| 72 | + repo: context.repo.repo, |
| 73 | + issue_number: pr_number, |
| 74 | + labels: labels |
| 75 | + }); |
| 76 | + console.log('Labels added successfully'); |
| 77 | + } catch (error) { |
| 78 | + console.log(`Error adding labels: ${error}`); |
| 79 | + } |
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