Can this skill help with microservices reliability?

Yes, it includes advanced patterns like the Circuit Breaker, which prevents a single failing service from causing cascading failures across an entire distributed system.

When should I use the retry pattern with exponential backoff?

Retries are ideal for transient, recoverable errors such as network timeouts or temporary API rate limits, allowing the system to recover without user intervention.

How do Result types differ from traditional Exceptions?

Result types treat errors as data that must be explicitly handled, which is often preferred for expected failures like validation, while Exceptions are typically used for truly exceptional, unexpected conditions.

What programming languages are covered by these patterns?

The skill provides specific implementation patterns for Python, TypeScript/JavaScript, Rust, and Go, as well as universal architectural patterns.

Error Handling Patterns

Name: Error Handling Patterns
Author: HermeticOrmus

byHermeticOrmus

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API Development

Implements robust error handling strategies across multiple programming languages to build resilient, fault-tolerant applications.

This skill equips Claude with specialized patterns for managing application failures using modern paradigms like Result types, custom exception hierarchies, and circuit breakers. It provides comprehensive guidance on language-specific best practices for Python, TypeScript, Rust, and Go, ensuring your code handles errors gracefully rather than crashing. Whether you are designing error-resilient APIs, debugging production issues, or implementing exponential backoff retries, this skill provides the implementation patterns needed to improve application reliability and developer experience.

Key Features

01Standardized custom exception hierarchies for better debugging

02Language-specific patterns for Python, TypeScript, Rust, and Go

03Implementation of Result and Option types for explicit error handling

04Guidance on distinguishing recoverable vs. unrecoverable errors

05Advanced reliability patterns including Circuit Breakers and Retries

060 GitHub stars

Use Cases

01Standardizing API error response formats for improved developer experience

02Designing fault-tolerant distributed systems that prevent cascading failures

03Refactoring legacy try-catch blocks into modern Result/Either patterns

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add hermeticormus/hermetic-academy error-handling-patterns

For use in Claude.ai and ChatGPT

Download Skill