Exception style

[bearophile via Digitalmars-d-learn]

Sean Campbell:

> but which one is better conforms to the d style?

Both are valid. Use the second when you want a more precise 
exception in your code, this is common in larger programs.

Keep in mind that you can allocate an exception in a point and 
throw it in another. This reduces the runtime allocations and 
should allow more @nogc code.

Bye,
bearophile