Type Checker
This Type Checker analyzes code snippets to identify and flag potential type errors, boosting developer confidence and preventing runtime issues.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add type-checker npx -- -y @trustedskills/type-checker
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"type-checker": {
"command": "npx",
"args": [
"-y",
"@trustedskills/type-checker"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
The type-checker skill analyzes code snippets and identifies potential type errors. It can validate variable types, function argument types, and return types against specified type annotations or inferred types. This helps ensure code correctness and prevent runtime errors by catching issues early in the development process.
When to use it
- Code Review: Quickly check a block of code for potential type-related problems before submitting it for review.
- Learning New Languages/Frameworks: Validate your understanding of types when experimenting with unfamiliar syntax or libraries.
- Debugging: Identify the root cause of unexpected behavior by verifying that variables and function calls are using the correct data types.
- Refactoring: Ensure type safety during code refactoring to avoid introducing new errors.
Key capabilities
- Type validation against annotations (if provided)
- Inferred type checking
- Error reporting with potential solutions
Example prompts
- "Check this Python code for type errors:
def add(x, y): return x + y" - "Validate the types in this JavaScript function:
function greet(name)" - "Can you verify that these TypeScript variables are correctly typed?"
Tips & gotchas
The skill's effectiveness depends on the clarity and completeness of any provided type annotations. Without sufficient context or explicit type hints, the analysis may be less accurate.
Tags
TrustedSkills Verification
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Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.