Express Error Handling Example Tutorial

Express Error Handling Example Tutorial

Express Error Handling Example Tutorial. Error Handling refers to how Express catches and processes errors that occur both synchronously and asynchronously.

One of the most crucial things in building web applications is error handling. The system will depend on many services, databases, as well as consumers of those services, the unexpected becomes expected. Databases will fail, services become unavailable, server timeout. So your consumers won’t be calling your endpoints with the parameters you would expect. To prepare your application for such scenarios, you need to handle errors appropriately.

Error Handling refers to how Express catches and processes errors that occur both synchronously and asynchronously.  Express error handling middleware is a powerful tool for consolidating your HTTP error response logic.

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