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Error Handling

Standardize server-side error handling with AppError codes and JSON serialization.

Updated Aug 27, 2026
Search Tags:#typescript#validation#backend#server#error-handling#serialization#apperror
One-click install
npx skills add https://github.com/captjay98/livestockai --skill error-handling-captjay98
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: Error Handling
Source: https://github.com/captjay98/livestockai/tree/main/.kiro/skills/error-handling
Command: npx skills add https://github.com/captjay98/livestockai --skill error-handling-captjay98

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

LivestockAI uses a structured AppError class for consistent error handling across the application.

Core Features & Use Cases

  • AppError Class: a central error type that carries codes and metadata to unify error handling.
  • Error Codes & Serialization: standardized codes, HTTP mappings, and JSON serialization for client consistency.
  • Error Handling Patterns: recommended try/catch patterns and guards to recover gracefully.

Quick Start

Integrate AppError into your server codebase and throw standardized errors with codes and metadata.

Frequently Asked Questions about Error Handling

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I standardize server-side error handling in a TypeScript backend?▼

Map HTTP status codes to standardized error types by using a central AppError class. This approach enforces structured error codes and metadata, ensuring client-facing consistency during JSON serialization across multi-layer server code.

What is the best way to serialize backend validation errors for API clients?▼

The best way to serialize backend validation errors is through JSON serialization with standardized error codes. Using a central error type ensures that validation failures carry descriptive metadata for client-facing consistency.

How do I gracefully recover from server errors using try/catch patterns?▼

Recover gracefully from server errors by applying recommended try/catch patterns and guards. These patterns leverage a structured error type to safely propagate failures and maintain consistent error handling across multi-layer server code.

Why does my backend need a centralized AppError class for error handling?▼

Your backend needs a centralized AppError class for error handling to solve the problem of inconsistent error management. It provides a unified error type that carries codes and metadata, enforcing structured and reliable error propagation.

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