An error handling layer is a collection of files in a backend software architecture that contain all the logic required to handle errors. All errors that occur in an Express application pass through that layer. By centralizing error handling logic in one place, you can easily integrate custom error behaviors like logging or monitoring.
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What Is an Error Handling Layer?Default Error Handling in ExpressWhy You Need an Error Handling Layer in ExpressImplementing an Error Handling Layer in ExpressTracking Errors with AppSignalWrapping Up4 Comments
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