Create an empty json object with std.json

[userABCabc123 via Digitalmars-d-learn]

On Friday, 22 January 2016 at 16:58:51 UTC, Andrea Fontana wrote:
> On Friday, 22 January 2016 at 16:45:22 UTC, userABCabc123 wrote:
>> But soon or later you'll need to add values to your object so 
>> just imagine it's already an object, even if it will only 
>> become one when you'll start to add some values.
>
> You're wrong, I need an empty object for an API call!
>
> Moreover "{}" it's a valid json object and there's no easy way 
> to create it using std.json.

It's true that it can be problematic, for example with an input 
contract, or for subtyping a JSONValue as something like struct 
JSONValueThatAlwayObject{}...

But there is only 3 ways in std.json, from a literal, using the 
deprecated way or the "lazy" way.