Computer Architecture What is a phantom exception Describe u

Computer Architecture

What is a phantom exception? Describe using a code example.

Solution

What is a phantom exception?

Answer:-

Exceptions are one of the fastest and most scalable ways of handling failures and errors.

Unification of exception handling :

Raising and handling exception becomes the same for all MonadThrow and MonadCatch instances. This includes code that uses exceptions in IO monad and ErrorT style error handling.

Avoiding fail :

Sometimes Monad(fail) is used to generalize exception handling.

Examples: