Hi folks,

Doing a little meta-programming.  I need a way to determine if an argument
passed to a function is a lambda, i.e. created by #() or (fn...).
Alternatively, I need a way to get at the metadata of a function's
associated var, given only the function.

The only method I've come up with so far is:

(defmacro is-lambda? [f]
  (cond
    (= (type f) clojure.lang.Cons) (= 'fn* (first f))
    (list? f) (= 'fn (first f))
    :else false))

I'm not entirely confident that that will work in every case, though.  Is
there a better way?

Thanks,

Gregg

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