Error Handling Patterns for Code Review

Overview

Swallowed exceptions hide production failures, missing retries cause cascading outages, and overly broad catches mask the real problem. Use this guide during code review to catch error handling hazards before they ship.

When to use: Reviewing code that calls external services, databases, file systems, or async operations; evaluating retry/circuit-breaker logic; any code touching user input or third-party data.

Quick Reference