How do I wrap errors in Go?

How do I wrap errors in Go?

In Go, you can wrap errors using the fmt.Errorf function with the %w verb. This allows you to add context to the error.

Can you show me an example of wrapping an error?

Sure! Here's a simple example:

if err != nil {
    return fmt.Errorf("failed to do something: %w", err)
}

What are the benefits of wrapping errors?

Wrapping errors helps to provide more context about where the error occurred, making debugging easier.

Are there any best practices for error handling in Go?

Yes, some best practices include always checking for errors, wrapping errors with context, and using custom error types when necessary.