RAII

[ketmar via Digitalmars-d-learn]

Arun Chandrasekaran wrote:

> I'm trying to write an RAII wrapper on Linux.
>
> I understand struct in D doesn't have default constructor (for .init 
> reasons).
> I don't want to use `scope`.
>
> Is there an elegant way to achieve this in D?
why not static method or free function that returns struct? due to 
NRVO[0] it won't even be copied.

  auto lock = MyWrapper();

`MyWrapper()` may return voldemort type, so user won't create your 
struct accidentally.


[0] https://dlang.org/glossary.html#nrvo