review

name	review
description	Review code for quality, bugs, and improvements
argument-hint	[file or directory]
allowed-tools	Read, Glob, Grep

Review the code at $ARGUMENTS (or recent changes if no path given).

Review Checklist

Correctness

• Logic errors or edge cases
• Off-by-one errors
• Null/undefined handling
• Error handling completeness

Security

• Input validation
• SQL injection, XSS, command injection
• Hardcoded secrets or credentials
• Insecure dependencies

Performance

• Unnecessary iterations or computations
• N+1 queries
• Memory leaks
• Missing caching opportunities

Maintainability

• Clear naming conventions
• Appropriate abstraction level
• Code duplication
• Complex conditionals that could be simplified

Testing

• Test coverage for new code
• Edge cases tested
• Mocking done appropriately

Output Format

Organize findings by severity:

Critical

Issues that must be fixed (bugs, security vulnerabilities)

Important

Issues that should be fixed (performance, maintainability)

Suggestions

Nice-to-have improvements

For each issue:

• File and line number
• Description of the problem
• Suggested fix (with code if helpful)