# Skill Name

> One-sentence description of what this skill does and when to use it. Use when this capability is needed.

- Skill: `tomevault-io/skill-name-4` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add tomevault-io/skill-name-4`
- Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/skill-name-4/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: tomevault-io (https://skillmd.com/u/tomevault-io)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/tomevault-io/skill-name-4

---


# Skill Name

> **Status**: Ready to use | **Auto-trigger**: Yes

## Triggers

This skill activates when user mentions:
- Implementing lambda calculus interpreters
- Understanding evaluation strategies (CBV, CBN)
- Building functional language interpreters

## Action Prompts

Use these prompts directly:

```
Implement a call-by-value lambda calculus interpreter with:
- Var, Abs, App AST nodes
- Closure environment
- Beta reduction
```

```
Add call-by-name evaluation to existing interpreter:
- Thunk implementation
- Lazy argument evaluation
- Compare with call-by-value behavior
```

## When to Use This Skill

- Bullet point use case 1
- Bullet point use case 2
- Bullet point use case 3

## What This Skill Does

1. **Capability 1**: Description
2. **Capability 2**: Description
3. **Capability 3**: Description

## How to Use

### Basic Usage

```language
# Simple example code
```

### Using the Script

```bash
# If script is provided:
python run.py --input "lambda x. x"
python run.py --strategy cbv --file example.lc
```

### Advanced Usage

```language
# More complex example with options
```

## Test Cases

| Input | Expected Output | Description |
|-------|----------------|-------------|
| `(λx. x) (λy. y)` | `λy. y` | Identity application |
| `(λx. λy. x) (λz. z)` | `λy. λz. z` | Constant function |
| `((λf. f f) (λx. x))` | `λx. x` | Omega combinator |

## Key Concepts

| Concept | Description |
|---------|-------------|
| Concept 1 | Description 1 |
| Concept 2 | Description 2 |

## Tips

- Tip 1
- Tip 2
- Tip 3

## Common Use Cases

- Use case 1
- Use case 2
- Use case 3

## Related Skills

- `simply-typed-lambda-calculus` - Example of a completed skill using this template style

## Canonical References

| Reference | Why It Matters |
|-----------|----------------|
| Reference 1 | Description |
| Reference 2 | Description |

## Tradeoffs and Limitations

### Approach Tradeoffs

| Approach | Pros | Cons |
|----------|------|------|
| Approach 1 | Pros 1 | Cons 1 |
| Approach 2 | Pros 2 | Cons 2 |

### When NOT to Use This Skill

- Scenario 1
- Scenario 2

### Limitations

- Limitation 1
- Limitation 2

## Assessment Criteria

A high-quality implementation should have:

| Criterion | What to Look For |
|-----------|------------------|
| Criterion 1 | Description 1 |
| Criterion 2 | Description 2 |

### Quality Indicators

✅ **Good**: Description of good implementation
⚠️ **Warning**: Description of warning signs
❌ **Bad**: Description of bad implementation

---
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<!-- tomevault:4.0:skill_md:2026-04-11 -->