resource structs and default constuction

[Erik Smith via Digitalmars-d]

> If you want to force that a constructor be called rather than 
> using the init value, then you need to make the init value 
> unusable by @disabling this(). Then the caller _has_ to 
> explicitly call a constructor or factory function. Regardless, 
> if you want a constructor that takes no arguments for a struct, 
> you need a factory function, since you can't have struct 
> constructors with no parameters.

Good to know,  but disabling this() also prevents the object from 
being a struct member, which is probably too restrictive.   
RefCounted wouldn't be workable with this, for example.

I could still use feedback on whether the variadic create is 
problem free.

erik