I think it makes sense for (str) to return "", but I'm not sure about
(as-str) being "". It doesn't seem as obvious and expected to me.
Paul
On Thu, Apr 9, 2009 at 2:57 AM, Eric Tschetter <eched...@gmail.com> wrote:
>
> Might I suggest
>
> (defn as-str
> ([] "")
> ([& args]
> (apply str (map #(if (instance? clojure.lang.Named %) (name %) %)
> args)))
>
> --Eric Tschetter
>
> On Wed, Apr 8, 2009 at 8:19 PM, Stephen C. Gilardi <squee...@mac.com>
> wrote:
> >
> > On Apr 8, 2009, at 8:13 PM, Stuart Halloway wrote:
> >
> >> Changed to as-str (r654).
> >
> > Very nice!
> >
> > Should we extend as-str to any number of arguments like its close cousin
> > str?
> >
> > Here's a proposed implementation:
> >
> > (defn as-str
> > "With no args, returns the empty string. With one arg, returns its name
> > or string representation. (as-str nil) returns the empty string. With
> > more than one arg, returns the concatenation of the as-str values of the
> > args."
> > {:tag String}
> > ([] "")
> > ([x]
> > (if (instance? clojure.lang.Named x)
> > (name x)
> > (str x)))
> > ([x & ys]
> > (let [sb (StringBuilder. #^String (as-str x))]
> > (doseq [y ys]
> > (.append sb (as-str y)))
> > (.toString sb))))
> >
> > Comments welcome.
> >
> > --Steve
> >
> >
>
> >
>
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