Creating Custom Error Classes For Robust Node.js Applications
When building robust Node.js apps with Express, custom error classes like ApiError streamline error handling & improve clarity of API responses. This class returns HTTP status codes & descriptive messages, simplifying debugging & maintenance.
When building robust applications in Node.js, especially with frameworks like Express, error handling becomes essential. A common requirement in APIs is to return appropriate HTTP status codes along with descriptive error messages. This is where custom error classes come into play. In this blog, we'll explore how to create and use a custom ApiError class that can streamline error handling and improve the clarity of API responses.
The ApiError Class
Let's take a look at a simple yet powerful custom error class: ApiError.
class ApiError extends Error {
statusCode: number;
stack?:...