Got it, thanks.
It's the "`".
On Friday, November 9, 2012 11:59:00 AM UTC+8, Justin Kramer wrote:
>
> Yours is not actually the same as the one from Monger. Hint: you're
> missing an important character that prevents def from being called.
>
> Justin
>
> On Thursday, November 8, 2012 10:22:39 PM UTC-5, Satoru Logic wrote:
>>
>> Hi, all.
>>
>> When I try to run the following `macro` in `lein repl` (with clojure1.3
>> and clojure1.4):
>>
>> (defmacro ^{:private true} defoperator
>> [operator] (def ^{:const true} ~(symbol (str operator)) ~(str
>> operator)))
>>
>> But a `CompilerException` is raised:
>>
>> CompilerException java.lang.RuntimeException: First argument to def
>> must be a Symbol, compiling:(NO_SOURCE_PATH:3)
>>
>> I found this `macro` in the source code of `Monger`, so I guess it should
>> be a valid `macro`, maybe this can't be run in `repl`?
>>
>
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