blocks with attributes vs inlined lambda

[deadalnix]

On Saturday, 8 June 2013 at 16:13:28 UTC, monarch_dodra wrote:
> On Saturday, 8 June 2013 at 15:56:47 UTC, deadalnix wrote:
>>
>> Sound like a nice idiom. Why is the first set of () needed ? 
>> Can we change the grammar to remove them ?
>
> It's because you are actually declaring a lambda that takes no 
> arguments, and has no name, and contains a body. BTW, you 
> quoted my incomplete code, the correct code I wanted to post 
> was:
>
> () nothrow {//anonymous lambade declaration
>     //Body of the lambde
> }() //actual call to lambda
>
> I'd want to be able to do this, without either the first or 
> last set of (). The required change of grammar would mean 
> there'd be no lambda at all afterwards.

{} is a lambda already. The first set of () is optional.