[daily-code-metrics] Daily Code Metrics Report - 2026-05-20

[github-actions[bot]]

Key metrics today: LOC: 1,525,191 | Quality score: 73/100 (Good) | Test ratio: 2.07 | Active source files (7d): 1,266

The codebase grew +3.42% (7d) and +20.79% (30d), with the bulk of new lines landing in Go source, YAML workflows, and JavaScript CJS action handlers. Quality score improved from 62 → 73 over the last 7 days (driven by recovered organization and comment density scores), but documentation coverage and churn stability remain the weakest components and warrant attention.

📊 Visualizations

Size Overview (LOC by Language & Top Directories)

Go tests (26.9%) and YAML workflows (25.8%) dominate the codebase, with Go source itself at only 13%. Directory-wise, pkg/ (42.7%) and .github/workflows/ (30.9%) account for nearly three-quarters of all lines — a structure consistent with a code-generation-heavy agentic-workflow toolchain.

Quality Score Breakdown

Test Coverage is perfect (30/30) and Comment Density is near-perfect (9/10). The gaps live in Code Organization (12/25) — driven by 340 files over 500 LOC — and Documentation (13/20), where code-to-docs ratio is ~6.6:1 versus a 3:1 ideal.

Test Coverage Analysis

Test LOC (410,090) is more than 2× source LOC (197,968), well above the recommended band. The ratio dropped slightly (-1.52% 7d) as source grew faster than tests this week.

Code Churn (Last 7 Days)

The most-churned source files are dominated by JS action handlers (actions/setup/js/*.cjs) and Go workflow code in pkg/workflow/. The top file (main_workflow_schema.json) saw nearly equal adds/deletes (+2,971/-2,992) — a refactor rather than growth. Generated *.lock.yml files are excluded.

Historical Trends (30 Days)

Total LOC has trended steadily upward (+20.8% over 30 days). Test-to-source ratio is gradually compressing (2.18 → 2.07) but remains healthy. Quality score has recovered strongly in the last week after dipping mid-period.

📈 Detailed Metrics

Size Metrics

Lines of Code by Language

Language	LOC	% of Total	Change (7d)
Go Tests	410,090	26.89%	⬆️ +2.60%
YAML	394,004	25.83%	⬆️ +4.21%
Markdown	237,674	15.58%	⬆️ +2.41%
JavaScript (CJS)	217,198	14.24%	⬆️ +5.29%
Go Source	197,968	12.98%	⬆️ +4.17%
JSON	47,179	3.09%	⬆️ +1.54%
Shell Scripts	13,062	0.86%	⬆️ +2.87%
JavaScript	3,877	0.25%	➡️ 0.00%
Python	3,060	0.20%	➡️ 0.00%
TypeScript	1,079	0.07%	⬇️ -56.33%

Lines of Code by Directory

Directory	LOC	% of Total	Files
pkg/	651,234	42.70%	—
.github/workflows/	471,877	30.94%	—
actions/	235,252	15.42%	—
docs/	91,788	6.02%	298
scratchpad/	35,746	2.34%	—
.github/aw/	11,366	0.75%	—
scripts/	9,111	0.60%	—
.github/skills/	8,946	0.59%	—
specs/	5,687	0.37%	—
.github/agents/	4,150	0.27%	—

Quality Indicators

• Average File Size (Go source): 240.25 lines
• Large Files (>500 LOC): 340 files ⬆️ +3.66% (7d)
• Function Count: 11,778 functions ⬆️ +3.35% (7d)
• Comment Lines: 63,174 lines
• Comment Ratio: 10.39% ➡️ -0.29% (7d)

Test Coverage

• Test Files: 1,196 files
• Test LOC (test_lines_of_code): 410,090 lines
• Source LOC: 197,968 lines
• Test-to-Source Ratio (test_to_source_ratio): 2.071
• Trend (7d): ⬇️ -1.52%
• Trend (30d): ⬇️ -5.09%

Code Churn (Last 7 Days)

Source Code Churn (Excludes *.lock.yml)

• Files Modified: 1,266 files
• Commits: 455 commits
• Lines Added: +59,905 lines
• Lines Deleted: -20,094 lines
• Net Change: +39,811 lines

Most Active Source Files

1. pkg/parser/schemas/main_workflow_schema.json: +2,971 / -2,992
2. actions/setup/js/create_pull_request.test.cjs: +1,023 / -87
3. pkg/workflow/gh_cli_permissions_test.go: +1,016 / -91
4. docs/public/editor/autocomplete-data.json: +850 / -1,072
5. actions/setup/js/create_pull_request.cjs: +837 / -458
6. pkg/workflow/testdata/TestWasmGolden_AllEngines/claude.golden: +703 / -2
7. actions/setup/js/send_otlp_span.test.cjs: +671 / -23
8. pkg/workflow/testdata/TestWasmGolden_AllEngines/codex.golden: +674 / -2
9. pkg/workflow/safe_output_handlers.go: +667 / -0
10. actions/setup/js/safe_outputs_handlers.test.cjs: +622 / -55

Workflow Lock File Churn (*.lock.yml only)

• Lock Files Modified: 233 files
• Lines Added: +70,666 lines
• Lines Deleted: -55,024 lines
• Net Change: +15,642 lines

Note: Lock file churn is reported separately and excluded from quality score calculations to avoid noise from generated files.

Workflow Metrics

• Total Workflow Files (.md) (total_workflows): 276 files
• Compiled Workflows (.lock.yml): 233 files
• Non-Lock YAML Files: 30 files
• Average Workflow Size: 247 lines (.md)
• Trend (7d): ⬇️ -13.48%

Documentation

• Doc Files (docs/): 298 files
• Doc LOC: 91,788 lines
• All Markdown Files: 1,484 files
• Code-to-Docs Ratio: 6.61:1
• Doc Files (7d): ⬆️ +4.56%

Quality Score: 73/100 (Good)

Component Breakdown

• Test Coverage (30%): 30/30 — ratio 2.07 well above 1.0 target
• Code Organization (25%): 12/25 — 340 files >500 LOC (~16.8% of Go files)
• Documentation (20%): 13/20 — code-to-docs ratio 6.61 (target ≤3)
• Churn Stability (15%): 9/15 — 1,266 source files modified (~26.5% of files)
• Comment Density (10%): 9/10 — 10.39% comment ratio

💡 Insights & Recommendations

1. Refactor large files — 340 files exceed 500 LOC (+3.7% week-over-week). Target pkg/workflow/ and the larger actions/setup/js/*.cjs handlers for splits; this is the single biggest drag on the quality score (-13 points).
2. Grow documentation alongside code — code-to-docs ratio is 6.6:1 versus the 3:1 target. With doc files only up 4.6% while source grew 4.2%, docs are not keeping pace.
3. Investigate the TypeScript drop — TypeScript LOC fell 56% (2,474 → 1,079). Confirm whether .ts files were intentionally removed/migrated or if the count reflects a directory move that should be tracked elsewhere.
4. Watch the test ratio compression — test-to-source ratio dropped from 2.18 → 2.07 over 30 days. Source LOC grew 5.2% (7d) but test LOC only 2.6%; new code is shipping with relatively less test coverage.
5. Monitor churn concentration — pkg/workflow/safe_output_handlers.go (+667/-0) and several actions/setup/js/*.cjs files show very high one-directional adds. Consider whether these merit dedicated review or modularization.

References

• §26184107476

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Report generated by Daily Code Metrics workflow
Historical data: 30 days | Last updated: 2026-05-20 19:21 UTC

Generated by 📊 Daily Code Metrics and Trend Tracking Agent · ● 19.4M · ◷

• expires on May 23, 2026, 7:24 PM UTC

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This discussion has been marked as outdated by Daily Code Metrics and Trend Tracking Agent.

A newer discussion is available at Discussion #33845.