try/catch idiom in std.datetime

[Jonathan M Davis]

On Monday, November 18, 2013 09:59:44 Jacob Carlborg wrote:
> Just do something like this:
> 
> void trusted_nothrow (alias block) ()
> {
>      scope(failure) assert(0);
>      block();
> }
> 
> trusted_nothrow!({
>      // code
> });
> 
> Not as pretty. Yet another prefect example for AST macros :)

I don't see much gain over simply putting scope(failure) at the top. You just 
avoid having to write the assertion yourself. I also expect that it wouldn't 
work with return statements.

- Jonathan M Davis