dstep/internal/Reflection.d:205:0 expression "objcObject_"c == cast(char[])field is not constant or does not evaluate to a bool

Jacob Carlborg doob at me.com
Tue Jan 24 04:28:27 PST 2012


On 2012-01-24 13:26, Jacob Carlborg wrote:
> On 2012-01-24 09:43, Robert Lumley wrote:
>>
>> hi all :) i'm new to D and i'm trying to get step to compile on the Mac.
>> below is the template that gives the error:
>> dstep/internal/Reflection.d:205:0 expression "objcObject_"c ==
>> cast(char[])field is not constant or does not evaluate to a bool
>>
>> private template hasFieldImpl (T, string field, size_t i)
>> {
>> static if (T.tupleof.length == i)
>> const hasFieldImpl = false;
>>
>> else static if (T.tupleof[i].stringof[1 + T.stringof.length + 2 .. $] ==
>> field)
>> const hasFieldImpl = true;
>>
>> else
>> const hasFieldImpl = hasFieldImpl!(T, field, i + 1); }
>>
>> there error is on the line else static..
>>
>> thanks very much
>
> I don't know if you're using a D1 or D2 compiler but that project is for
> D1. But I have basically abandoned that project in favor of:
>
> http://michelf.com/projects/d-objc/

If you're interested in only that file it's available here as well and 
should be working both with D1 and D2:

https://github.com/jacob-carlborg/orange/blob/master/orange/util/Reflection.d

-- 
/Jacob Carlborg


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