D JSON (WAT?!)

[Pavel via Digitalmars-d-learn]

On Thursday, 24 July 2014 at 15:34:22 UTC, Ali Çehreli wrote:
> On 07/24/2014 08:29 AM, Pavel wrote:
>
>> writeln(parsed["fail"] == null);
>>
>> Now compiler complains:
>>
>> Error: incompatible types for ((parsed.opIndex("fail")) == 
>> (null)):
>> 'JSONValue' and 'typeof(null)'
>>
>>
>> WAT?!
>
> Comparing against null should be done with the 'is' operator, 
> not the == operator:
>
>     if (x is null)
>
> Ali

My compiler disagreed:

app.d(8): Error: incompatible types for ((parsed.opIndex("fail")) 
is (null)): 'JSONValue' and 'typeof(null)'