Content
72%Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.
This is a well-structured translation skill with excellent actionability through concrete, executable code examples covering the major C/C++ to Lean4 translation patterns. The main weaknesses are moderate verbosity in the workflow description (explaining analysis steps Claude would naturally perform) and insufficient validation/error recovery guidance for when translations fail to type-check or produce incorrect results.
Suggestions
Add explicit validation checkpoints with error recovery guidance, e.g., 'If type error occurs: check integer signedness, verify array bounds handling, ensure Option types are handled'
Condense Steps 1-2 (Analyze and Design) into a brief checklist rather than detailed explanations of what to look for - Claude knows how to analyze code
Add a troubleshooting section for common Lean4 type errors that arise during translation (e.g., termination proofs, decidability requirements)
| Dimension | Reasoning | Score |
|---|---|---|
Conciseness | The skill is reasonably efficient but includes some unnecessary explanation (e.g., 'Understand the C/C++ program structure and semantics' section explains analysis steps Claude would naturally perform). The translation patterns and examples are valuable, but the workflow steps could be more condensed. | 2 / 3 |
Actionability | Excellent actionability with fully executable code examples for every translation pattern. The C/C++ to Lean4 mappings are concrete, copy-paste ready, and cover a comprehensive range of patterns including functions, control flow, data structures, and I/O. | 3 / 3 |
Workflow Clarity | The 6-step workflow is clearly sequenced, but validation is weak. Step 5 mentions 'lake build' and #eval testing, but lacks explicit validation checkpoints or feedback loops for catching translation errors. No guidance on what to do when type errors occur or how to debug failed translations. | 2 / 3 |
Progressive Disclosure | Good structure with clear overview, detailed patterns inline (appropriate for a translation skill), and references to external files for comprehensive pattern catalogs. The quick reference table provides excellent at-a-glance navigation. References are one level deep and clearly signaled. | 3 / 3 |
Total | 10 / 12 Passed |