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ci: add earthly count (#7)
* ci: add earthly count * chore: exclude earthly-count.yml * chore: exclude earthly-count.yml * chore: exclude earthly-count.yml * chore: pass lint
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‎.github/workflows/earthly-count.yml‎

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name: Track Earthly to Earthbuild Progress
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on:
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pull_request:
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types: [opened, synchronize]
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jobs:
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count-earthly:
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runs-on: ubuntu-24.04-arm
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permissions:
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contents: read
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pull-requests: write
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steps:
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- name: Checkout PR branch
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uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
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with:
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fetch-depth: 0
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- name: Count occurrences in PR branch
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id: count_pr
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run: |
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# Count total occurrences
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total_count=$(git grep -i "earthly" -- ':!.github/workflows/earthly-count.yml' 2>/dev/null | wc -l || echo "0")
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echo "total_count=$total_count" >> $GITHUB_OUTPUT
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# Count by file type
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go_count=$(git grep -i "earthly" -- "*.go" 2>/dev/null | wc -l || echo "0")
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md_count=$(git grep -i "earthly" -- "*.md" 2>/dev/null | wc -l || echo "0")
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earthfile_count=$(($(git grep -i "earthly" -- "Earthfile" 2>/dev/null | wc -l || echo "0") + $(git grep -i "earthly" -- "*.earth" 2>/dev/null | wc -l || echo "0")))
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echo "go_count=$go_count" >> $GITHUB_OUTPUT
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echo "md_count=$md_count" >> $GITHUB_OUTPUT
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echo "earthfile_count=$earthfile_count" >> $GITHUB_OUTPUT
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echo "PR branch - Total: $total_count (Go: $go_count, MD: $md_count, Earthfiles: $earthfile_count)"
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- name: Checkout main branch
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run: |
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git checkout origin/main
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- name: Count occurrences in main branch
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id: count_main
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run: |
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# Count total occurrences
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total_count=$(git grep -i "earthly" -- ':!.github/workflows/earthly-count.yml' 2>/dev/null | wc -l || echo "0")
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echo "main_total_count=$total_count" >> $GITHUB_OUTPUT
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# Count by file type
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go_count=$(git grep -i "earthly" -- "*.go" 2>/dev/null | wc -l || echo "0")
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md_count=$(git grep -i "earthly" -- "*.md" 2>/dev/null | wc -l || echo "0")
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earthfile_count=$(($(git grep -i "earthly" -- "Earthfile" 2>/dev/null | wc -l || echo "0") + $(git grep -i "earthly" -- "*.earth" 2>/dev/null | wc -l || echo "0")))
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echo "main_go_count=$go_count" >> $GITHUB_OUTPUT
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echo "main_md_count=$md_count" >> $GITHUB_OUTPUT
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echo "main_earthfile_count=$earthfile_count" >> $GITHUB_OUTPUT
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echo "Main branch - Total: $total_count (Go: $go_count, MD: $md_count, Earthfiles: $earthfile_count)"
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- name: Calculate difference
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id: calculate
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run: |
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pr_count=${{ steps.count_pr.outputs.total_count }}
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main_count=${{ steps.count_main.outputs.main_total_count }}
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difference=$((main_count - pr_count))
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# Calculate percentage with proper formatting
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if [ $main_count -gt 0 ]; then
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# Use awk for better decimal handling
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percentage=$(awk "BEGIN {printf \"%.2f\", $difference * 100 / $main_count}")
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else
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percentage="0.00"
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fi
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echo "difference=$difference" >> $GITHUB_OUTPUT
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echo "percentage=$percentage" >> $GITHUB_OUTPUT
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echo "pr_count=$pr_count" >> $GITHUB_OUTPUT
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echo "main_count=$main_count" >> $GITHUB_OUTPUT
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# Calculate differences by type
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go_diff=$((${{ steps.count_main.outputs.main_go_count }} - ${{ steps.count_pr.outputs.go_count }}))
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md_diff=$((${{ steps.count_main.outputs.main_md_count }} - ${{ steps.count_pr.outputs.md_count }}))
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earthfile_diff=$((${{ steps.count_main.outputs.main_earthfile_count }} - ${{ steps.count_pr.outputs.earthfile_count }}))
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echo "go_diff=$go_diff" >> $GITHUB_OUTPUT
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echo "md_diff=$md_diff" >> $GITHUB_OUTPUT
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echo "earthfile_diff=$earthfile_diff" >> $GITHUB_OUTPUT
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- name: Comment on PR
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uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
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with:
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script: |
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const prCount = ${{ steps.calculate.outputs.pr_count }};
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const mainCount = ${{ steps.calculate.outputs.main_count }};
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const difference = ${{ steps.calculate.outputs.difference }};
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const percentage = '${{ steps.calculate.outputs.percentage }}';
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// File type differences
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const goDiff = ${{ steps.calculate.outputs.go_diff }};
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const mdDiff = ${{ steps.calculate.outputs.md_diff }};
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const earthfileDiff = ${{ steps.calculate.outputs.earthfile_diff }};
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let emoji = '📊';
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let message = '';
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if (difference > 0) {
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emoji = '🎉';
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message = `Great progress! You've reduced "earthly" occurrences by **${difference}** (${percentage}%)`;
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} else if (difference < 0) {
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emoji = '⚠️';
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message = `Warning: "earthly" occurrences have increased by **${Math.abs(difference)}** (${Math.abs(parseFloat(percentage))}%)`;
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} else {
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emoji = '➖';
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message = 'No change in "earthly" occurrences';
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}
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// Build detailed breakdown
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let breakdown = '';
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if (goDiff !== 0 || mdDiff !== 0 || earthfileDiff !== 0) {
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breakdown = `
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### 📁 Changes by file type:
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| File Type | Change |
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|-----------|--------|
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| Go files (.go) | ${goDiff > 0 ? '✅ -' + goDiff : goDiff < 0 ? '❌ +' + Math.abs(goDiff) : '➖ No change'} |
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| Documentation (.md) | ${mdDiff > 0 ? '✅ -' + mdDiff : mdDiff < 0 ? '❌ +' + Math.abs(mdDiff) : '➖ No change'} |
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| Earthfiles | ${earthfileDiff > 0 ? '✅ -' + earthfileDiff : earthfileDiff < 0 ? '❌ +' + Math.abs(earthfileDiff) : '➖ No change'} |`;
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}
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const body = `## ${emoji} Are we earthbuild yet?
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${message}
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### 📈 Overall Progress
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| Branch | Total Count |
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|--------|-------------|
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| main | ${mainCount} |
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| This PR | ${prCount} |
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| **Difference** | **${difference > 0 ? '-' : '+'}${Math.abs(difference)}** ${difference !== 0 ? `(${Math.abs(parseFloat(percentage))}%)` : ''} |
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${breakdown}
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---
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*Keep up the great work migrating from Earthly to Earthbuild!* 🚀
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<details>
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<summary>💡 Tips for finding more occurrences</summary>
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Run locally to see detailed breakdown:
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\`\`\`bash
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./.github/scripts/count-earthly.sh
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\`\`\`
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**Note that the goal is not to reach 0.**
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There is anticipated to be at least _some_ occurences of \`earthly\` in the source code due to backwards compatibility with config files and language constructs.
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</details>`;
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// Find existing comment
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const { data: comments } = await github.rest.issues.listComments({
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owner: context.repo.owner,
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repo: context.repo.repo,
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issue_number: context.issue.number,
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});
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const botComment = comments.find(comment =>
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comment.user.type === 'Bot' &&
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comment.body.includes('Are we earthbuild yet?')
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);
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if (botComment) {
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// Update existing comment
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await github.rest.issues.updateComment({
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owner: context.repo.owner,
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repo: context.repo.repo,
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comment_id: botComment.id,
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body: body
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});
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} else {
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// Create new comment
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await github.rest.issues.createComment({
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owner: context.repo.owner,
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repo: context.repo.repo,
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issue_number: context.issue.number,
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body: body
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});
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}

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