CTFE Evaluation with JSON Objects

[Steven Schveighoffer]

On 1/22/20 7:20 PM, Petar Kirov [ZombineDev] wrote:
>      // Q: Why does this fail?
>      // A: Because of a slightly obscure implementation
>      // detail of std.json:
>      // 
> https://github.com/dlang/phobos/blob/45b2b0d1ad67ee041cf67e4e10c9e225b75acb18/std/json.d#L1275-L1281 
> 
>      // Basically, if the value read is a non-negative
>      // integer, the `uinteger` union member is set,
>      // however if the value is <= 2^^63,
>      // then the `JSONType.integer` type is set,
>      // which prevents reading through the uinteger() JSONValue property.

This is a bug in std.json that can/should be fixed.

https://issues.dlang.org/show_bug.cgi?id=20527

I'll whip up a PR.

-Steve