Toptal

It is not hard to see that some people are struggling to handle errors, and some are even totally missing it. Handling errors properly means not only reducing the development time by finding bugs and errors easily but also developing a robust codebase for large-scale applications.

In particular, Node.js developers sometimes find themselves working with not-so-clean code while handling various kinds of errors, incorrectly applying the same logic everywhere to deal with them. They just keep asking themselves “Is Node.js bad at handling errors?” or If not, how to handle them?” My answer to them is “No, Node.js is not bad at all. That depends on us developers.”

Here is one of my favorite solutions for that.

Types of Errors in Node.js

First of all, it is necessary to have a clear understanding of errors in Node.js. In general, Node.js errors are divided into two distinct categories: operational errors and

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