RFC: std.json sucessor

w0rp via Digitalmars-d digitalmars-d at puremagic.com
Sat Aug 23 05:19:07 PDT 2014


On Saturday, 23 August 2014 at 09:22:01 UTC, Sönke Ludwig wrote:
> Main issues of using opDispatch:
>
>  - Prone to bugs where a normal field/method of the JSONValue 
> struct is accessed instead of a JSON field
>  - On top of that the var.field syntax gives the wrong 
> impression that you are working with static typing, while 
> var["field"] makes it clear that runtime indexing is going on
>  - Every interface change of JSONValue would be a silent 
> breaking change, because the whole string domain is used up for 
> opDispatch

I have seen similar issues to these with simplexml in PHP. Using 
opDispatch to match all possible names except a few doesn't work 
so well.

I'm not sure if you've changed it already, but I agree with the 
earlier comment about changing the flag for pretty printing from 
a boolean to an enum value. Booleans in interfaces is one of my 
pet peeves.


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