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Can error boundaries be customized for different types of errors


Yes, error boundaries in React can be customized for different types of errors. Here are some key points:

1. Customizing Error Boundaries:
- Error boundaries can be customized to handle different types of errors. For example, you can create a custom error boundary component that catches and handles specific types of errors, such as network errors or server errors.

2. Error Types:
- There are different types of errors that can occur in a React application, such as:
- Network Errors: These occur when there is a problem with the network connection, such as a timeout or a connection refused.
- Server Errors: These occur when there is a problem with the server, such as a server not found or a server error.
- Client Errors: These occur when there is a problem with the client-side code, such as a syntax error or a runtime error.

3. Customizing Error Handling:
- You can customize error handling by creating a custom error boundary component that catches and handles specific types of errors. For example, you can create a custom error boundary component that catches network errors and displays a message to the user, while catching server errors and displaying a different message.

4. Example Usage:
- Here is an example of how you can create a custom error boundary component that catches and handles different types of errors:

jsx
import React from 'react';

const NetworkErrorBoundary = ({ children }) => {
  const [error, setError] = useState(null);

  if (error) {
    return (
      <div>
        <h1>Network Error</h1>
        <p>{error.message}</p>
      </div>
    );
  }

  return children;
};

const ServerErrorBoundary = ({ children }) => {
  const [error, setError] = useState(null);

  if (error) {
    return (
      <div>
        <h1>Server Error</h1>
        <p>{error.message}</p>
      </div>
    );
  }

  return children;
};

const App = () => {
  return (
    <div>
      <NetworkErrorBoundary>
        <ServerErrorBoundary>
          <MyComponent />
        </ServerErrorBoundary>
      </NetworkErrorBoundary>
    </div>
  );
};

Key Points

- Customizing Error Boundaries: Error boundaries can be customized to handle different types of errors.
- Error Types: There are different types of errors that can occur in a React application.
- Customizing Error Handling: You can customize error handling by creating a custom error boundary component that catches and handles specific types of errors.
- Example Usage: Here is an example of how you can create a custom error boundary component that catches and handles different types of errors.

Conclusion

Error boundaries in React can be customized to handle different types of errors. By creating custom error boundary components, you can catch and handle specific types of errors, such as network errors or server errors. This ensures that your application behaves correctly even when errors occur during rendering or in lifecycle methods.
Citations:
[1] https://legacy.reactjs.org/docs/error-boundaries.html
[2] https://www.happyteam.io/blog/how-errors-can-be-handled-with-react-query/
[3] https://github.com/TanStack/query/discussions/1772
[4] https://react.dev/reference/react/cache
[5] https://stackoverflow.com/questions/68435879/handling-errors-in-javascript-react-when-calling-backend-apis