How to construct a struct that does not explicitly define a constructor

[Paul Backus]

On Saturday, 1 March 2025 at 03:13:55 UTC, user1234 wrote:
> because the tuple-expression `(0,0.1)` is explicitly 
> convertible to `Test`, based on the concept of "structural 
> typing".

Even if D has tuples, I highly doubt that it will have this kind 
of implicit conversion from tuples to structs. D is generally 
very conservative about what implicit conversions it allows, 
especially conversions to and from user-defined types (like 
structs and classes).