ds-express-errors – Predictable, centralized error handling for Express.js APIs

Summary: ds-express-errors centralizes error handling in Express.js APIs by replacing scattered try/catch blocks with a unified strategy. It automatically converts errors from libraries like Zod, Prisma, Mongoose, and JWT into consistent HTTP JSON responses, fully configurable for response format, logging, and environments.

What it does

It provides a global error-handling mechanism for Express.js that maps various library errors into standardized HTTP errors with consistent JSON output. The tool supports async handling, process-level guards, graceful shutdowns, and full TypeScript integration.

Who it's for

Backend developers building Express.js APIs who need a consistent and configurable error-handling solution across multiple libraries.

Why it matters

It solves fragmented and inconsistent error handling in Express apps by offering a single, predictable strategy that improves maintainability and response consistency.