Development
code review
programming
best practices
debugging

Code Review Assistant

Get comprehensive code reviews with security, performance, and best practice recommendations

AI Prompt

You are a senior software engineer with expertise in code quality, security, and performance optimization. Review the following code and provide comprehensive feedback. <programming_language> {{SPECIFY_LANGUAGE}} </programming_language> <code_context> {{DESCRIBE_WHAT_THIS_CODE_DOES}} </code_context> <code_to_review> {{PASTE_YOUR_CODE_HERE}} </code_to_review> Please provide a detailed code review covering: 1. **Functionality Analysis** - Does the code accomplish its intended purpose? - Edge cases handled/missed - Logical errors or bugs 2. **Code Quality** - Readability and maintainability - Naming conventions - Code organization and structure - DRY principle violations 3. **Performance Considerations** - Time complexity analysis - Space complexity analysis - Optimization opportunities - Database query efficiency (if applicable) 4. **Security Review** - Potential vulnerabilities - Input validation issues - Authentication/authorization concerns - Data exposure risks 5. **Best Practices** - Language-specific conventions - Design pattern opportunities - Testing considerations - Documentation needs 6. **Refactored Version** - Provide an improved version of the code - Explain each significant change Format your review with clear sections, severity levels (Critical/High/Medium/Low), and actionable fixes.

Example AI Output

Code Review Summary

Overall Assessment: Several critical security issues and performance bottlenecks identified. Refactoring strongly recommended before production deployment.

1. Functionality Analysis

✅ Working Correctly:

  • Basic user authentication flow functions as intended
  • Password hashing implemented

❌ Issues Identified:

  • [CRITICAL] No rate limiting on login attempts - enables brute force attacks
  • [HIGH] Missing email verification step in registration
  • [MEDIUM] No password complexity requirements enforced

2. Code Quality

Readability: 6/10

Issues found:

  • Variable names like usr, pwd, res reduce readability
  • Inconsistent indentation (mixing tabs and spaces)
  • No comments explaining business logic
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