Agent skill

ln-613-code-comments-auditor

Code comments audit worker (L3). Checks WHY-not-WHAT, density (15-20%), forbidden content, docstrings quality, actuality, legacy cleanup. Returns findings with severity, location, and recommendations.

Stars 163
Forks 31

Install this agent skill to your Project

npx add-skill https://github.com/majiayu000/claude-skill-registry/tree/main/skills/skills/other/ln-613-code-comments-auditor

SKILL.md

Paths: File paths (shared/, references/, ../ln-*) are relative to skills repo root. If not found at CWD, locate this SKILL.md directory and go up one level for repo root.

Code Comments Auditor (L3 Worker)

Specialized worker auditing code comments and docstrings quality.

Purpose & Scope

  • Worker in ln-610 coordinator pipeline - invoked by ln-610-docs-auditor
  • Audit code comments for quality and compliance across 6 categories
  • Universal for any tech stack (auto-detect comment syntax)
  • Return structured findings to coordinator with severity, location, recommendations
  • Calculate compliance score (X/10) for Code Comments category

Inputs (from Coordinator)

MANDATORY READ: Load shared/references/task_delegation_pattern.md#audit-coordinator--worker-contract for contextStore structure.

Receives contextStore with: tech_stack, project_root, output_dir.

Workflow

  1. Parse Context: Extract tech stack, project root, output_dir from contextStore
  2. Scan: Find all source files (use tech_stack for detection)
  3. Extract: Parse inline comments + docstrings/JSDoc
  4. Audit: Run 6 category checks (see Audit Categories below)
  5. Collect Findings: Record each violation with severity, location (file:line), effort estimate (S/M/L), recommendation
  6. Calculate Score: Count violations by severity, calculate compliance score (X/10)
  7. Write Report: Build full markdown report per shared/templates/audit_worker_report_template.md, write to {output_dir}/613-code-comments.md in single Write call
  8. Return Summary: Return minimal summary to coordinator (see Output Format)

Audit Categories

# Category What to Check
1 WHY not WHAT Comments explain rationale, not obvious code behavior; no restating code
2 Density (15-20%) Comment-to-code ratio within range; not over/under-commented
3 No Forbidden Content No dates/authors; no historical notes; no code examples in comments
4 Docstrings Quality Match function signatures; parameters documented; return types accurate
5 Actuality Comments match code behavior; no stale references; examples runnable
6 Legacy Cleanup No TODO without context; no commented-out code; no deprecated notes

Scoring Algorithm

MANDATORY READ: Load shared/references/audit_scoring.md for unified scoring formula.

Output Format

MANDATORY READ: Load shared/templates/audit_worker_report_template.md for file format.

Write report to {output_dir}/613-code-comments.md with category: "Code Comments" and checks: why_not_what, density, forbidden_content, docstrings_quality, actuality, legacy_cleanup.

Return summary to coordinator:

Report written: docs/project/.audit/ln-610/{YYYY-MM-DD}/613-code-comments.md
Score: X.X/10 | Issues: N (C:N H:N M:N L:N)

Severity mapping:

Issue Type Severity
Author names, dates in comments CRITICAL
Commented-out code blocks HIGH
Stale/outdated comments HIGH
Obvious WHAT comments MEDIUM
Density deviation >5% MEDIUM
Minor density deviation LOW

Reference Files

Critical Rules

  • Do not auto-fix: Report violations only; coordinator aggregates for user
  • Fix code, not rules: NEVER modify rules files (*_rules.md, *_standards.md) to make violations pass
  • Code is truth: When comment contradicts code, flag comment for update
  • WHY > WHAT: Comments explaining obvious behavior should be removed
  • Universal: Works with any language; detect comment syntax automatically
  • Location precision: Always include file:line for programmatic navigation

Definition of Done

  • contextStore parsed successfully (including output_dir)
  • All source files scanned (tech stack from contextStore)
  • All 6 categories audited
  • Findings collected with severity, location, effort, recommendation
  • Score calculated using penalty algorithm
  • Report written to {output_dir}/613-code-comments.md (atomic single Write call)
  • Summary returned to coordinator

Reference Files

  • Worker report template: shared/templates/audit_worker_report_template.md
  • Audit scoring formula: shared/references/audit_scoring.md
  • Audit output schema: shared/references/audit_output_schema.md
  • Comment rules and patterns: references/comments_rules.md

Version: 4.0.0 Last Updated: 2026-03-01

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