[daily-code-metrics] Daily Code Metrics Report - 2026-05-25

[github-actions[bot]]

Key metrics today: LOC: 1,561,146 | Quality score: 81/100 (Good) | Test ratio: 2.05 | Active source files (7d): 1,175

The codebase grew ~3.4% over the past week and ~21.1% over the past 30 days — a fast expansion driven mainly by YAML workflows, Go source/tests, and CJS action scripts. Quality score landed at 81/100 ("Good") — full marks on test coverage, documentation, and comment density; partial credit on code organization (568 files >500 LOC) and churn stability (heavy 7-day source churn at ~6.4% of the codebase). Quality score is down ⬇️ 9.6% vs 7 days ago but up ⬆️ 6.6% vs 30 days ago.

📊 Key Visualizations

Quality Score Breakdown

Full marks on Test Coverage (30/30), Documentation (20/20), and Comment Density (10/10). The two soft spots driving the score below 90 are Code Organization (13/25, 52%) — 568 files exceed 500 LOC — and Churn Stability (8/15, 53%) — high recent commit volume.

LOC Distribution by Language

Go Tests (26.6%) and YAML (25.9%) are the dominant footprint, followed by Markdown (15.4%) and CJS action scripts (14.4%). Go Source itself is only 13.0% of the codebase — the heavy weight on tests and configuration/workflow YAML reflects the workflow-generation nature of the project. CJS grew ⬆️ +5.0% in 7d (largest growth among code languages); Go Source ⬆️ +4.6%.

Test Coverage Analysis

Test LOC (415,988) is ~2.05× Source LOC (202,860) — well above the typical "Good" range. Test ratio slipped slightly: ⬇️ −1.9% 7d, ⬇️ −5.9% 30d, because source code grew faster than test code. Still firmly in the "High" coverage band; not a concern, but worth watching if the trend continues.

Code Churn (Last 7 Days)

Top churn file is pkg/parser/schemas/main_workflow_schema.json (+3,356/−3,007) — a regenerated schema, churn is structural. The remainder are mostly golden test fixtures and generated test data (.golden, .test.cjs, autocomplete data) — i.e., regeneration churn, not human-driven changes. Excludes the 238 *.lock.yml files modified separately.

Historical Trends (30 Days)

Total LOC has grown steadily and significantly — +21.1% over 30 days (annotated on the chart). Quality score is volatile (60s–90s) but its 7-day moving average stays near 80. Test-to-source ratio is on a gentle downward drift as source grows faster than tests.

📈 Detailed Metrics

Size Metrics

Lines of Code by Language (7-day trend)

Language	LOC	% of Total	Change (7d)
Go Tests	415,988	26.6%	⬆️ +2.6%
YAML	405,097	25.9%	⬆️ +3.7%
Markdown	240,349	15.4%	⬆️ +1.8%
JavaScript (CJS)	225,235	14.4%	⬆️ +5.0%
Go Source	202,860	13.0%	⬆️ +4.6%
JSON	47,743	3.1%	⬆️ +1.2%
Shell Scripts	13,329	0.9%	⬆️ +2.5%
JavaScript	3,975	0.3%	⬆️ +2.5%
Python	3,105	0.2%	⬆️ +1.5%
TypeScript	2,481	0.2%	➡️ +0.3%
JavaScript (MJS)	984	0.1%	new

Lines of Code by Directory (top 10)

Directory	LOC	% of Total	Change (7d)
pkg/	653,129	41.8%	⬆️ +3.1%
.github/workflows/	484,972	31.1%	⬆️ +3.5%
actions/	243,011	15.6%	⬆️ +4.7%
docs/	82,949	5.3%	⬆️ +1.4%
scratchpad/	35,809	2.3%	➡️ +0.2%
.github/aw/	11,448	0.7%	—
scripts/	9,280	0.6%	—
.github/skills/	9,241	0.6%	—
specs/	6,327	0.4%	—
.github/agents/	4,150	0.3%	—

Quality Indicators

• Total files: 4,894
• Go files: 2,072 (Source: 853 · Tests: 1,219)
• Average Go source file size: 237.82 lines
• Large files (>500 LOC): 568 files
• Function count (Go): 12,388 functions
• Comment lines (Go): 63,360 lines
• Comment ratio (Go): 10.24%

Test Coverage

• Test Files: 1,219 files
• Test LOC (test_lines_of_code): 415,988 lines
• Source LOC: 202,860 lines
• Test-to-Source Ratio (test_to_source_ratio): 2.051
• Trend (7d): ⬇️ −1.9%
• Trend (30d): ⬇️ −5.9%

Code Churn (Last 7 Days)

Source Code Churn (excludes *.lock.yml)

• Files Modified: 1,175
• Commits: 430
• Lines Added: +69,578
• Lines Deleted: −29,835
• Net Change: +39,743

Most Active Source Files

1. pkg/parser/schemas/main_workflow_schema.json — +3,356 / −3,007
2. pkg/workflow/testdata/wasm_golden/WasmBinary/smoke-copilot.golden — +926 / −16
3. specs/otel-observability-spec.md — +865 / −15
4. docs/public/editor/autocomplete-data.json — +836 / −849
5. actions/setup/js/send_otlp_span.test.cjs — +798 / −33
6. pkg/workflow/testdata/TestWasmGolden_AllEngines/claude.golden — +765 / −56
7. actions/setup/js/handle_agent_failure.test.cjs — +746 / −10
8. pkg/workflow/testdata/TestWasmGolden_AllEngines/codex.golden — +743 / −68
9. pkg/workflow/testdata/TestWasmGolden_AllEngines/copilot.golden — +741 / −88
10. pkg/workflow/testdata/wasm_golden/WasmBinary/playwright-cli-mode.golden — +681 / −13

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

• Lock Files Modified: 238
• Lines Added: +59,754
• Lines Deleted: −45,341
• Net Change: +14,413

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

Workflow Metrics

• Total workflow markdown files (total_workflows): 329
• Compiled workflows (.lock.yml): 236
• Non-lock YAML files: 31
• Average workflow file size: 813.7 lines

Documentation

• Doc files (docs/): 455
• Doc LOC: 82,949
• Code-to-docs ratio: 5.19:1
• Doc LOC growth (7d): ⬆️ +27.2%

Quality Score: 81/100 (Good)

Component Breakdown

• Test Coverage (30%): 30/30 — ratio 2.05× exceeds 0.5 threshold
• Code Organization (25%): 13/25 — 568 files >500 LOC (~11.6% of all files)
• Documentation (20%): 20/20 — code-to-docs ratio 5.19 within target band
• Churn Stability (15%): 8/15 — weekly source churn ~6.4% of codebase
• Comment Density (10%): 10/10 — Go comment ratio 10.24% in target band

Quality Score Trends

• 7d: ⬇️ −9.6% (vs 90 last week — driven by code organization slipping)
• 30d: ⬆️ +6.6% (vs 76 a month ago)

💡 Insights & Recommendations

1. Code organization is the biggest score-leaver (12 points off) — 568 files exceed 500 LOC. Pick the largest files in pkg/ and actions/setup/js/ and target them for splits in the next refactor cycle.
2. Churn is dominated by generated artifacts, not source — top 10 changed files are schema/.golden/autocomplete fixtures. Consider segregating regenerated files into a generated/ subtree so git log cleanly distinguishes human vs machine changes.
3. Test ratio is drifting down (−5.9% over 30d) because source is growing faster than tests. With +4.6% Go source growth this week and only +2.6% Go test growth, ratio compression will continue if untreated. Worth a quick audit of which packages added source without tests.
4. Documentation has surged +27.2% in 7 days — fantastic, but confirm it's signal (real new docs) rather than fixture/data files landing in docs/ (the directory holds both, per the structure).
5. Repo-wide LOC is +21.1% in 30 days — a sustained heavy growth phase. Schedule a sweep for dead code / orphaned scratchpad files before the next milestone to keep the codebase navigable.

---

Report generated by Daily Code Metrics workflow
Historical data: 34 days · Last updated: 2026-05-25 UTC

References:

• §26415352696

Generated by 📊 Daily Code Metrics and Trend Tracking Agent · opus47 16.6M · ◷

• expires on May 28, 2026, 7:09 PM UTC