Likely a core.async bug.

David


On Fri, Feb 21, 2014 at 8:57 PM, Kevin Marolt <[email protected]> wrote:

> On a (possibly) related note:
>
> The #js data literal doesn't seem to work correctly
> inside the go macro as well: Compiling
>
>     (go (prn (<! (go (let [bar "bar"] #js {:foo bar})))))
>
> produces
>
>     "WARNING: Use of undeclared Var <ns>/bar ..."
>
> and prints out
>
>     "#js {:foo nil}"
>
> if <ns>/bar is nil.
>
> Of course,
>
>     (go (prn (<! (go (let [bar "bar"] (js-obj "foo" bar))))))
>
> works as expected.
>
>
> Am Freitag, 21. Februar 2014 19:07:07 UTC+1 schrieb Jay Lee:
> > I'm building utility macro to convert sequence of functions into
> javascript object in compile time.
> >
> > What I wanted thing is like as following:
> >
> > (def-fmap my-funcs
> >   (test1 [a] (println "t1"))
> >   (test2 [a] (println "t2")))
> >
> > --> PLAIN JAVASCRIPT OBJECT
> > var my-funcs = {"test1" function (a) { console.log("t1"); }
> >                 "test2" function (b) { console.log("t2"); }}
> >
> > I tried macro which includes #js data literal but
> > it didn't work for me.
> >
> > (defmacro def-fmap
> >  [n & body]
> >  (let [fmap (body->func-maps body)]
> >    `(def n
> >          #js ~fmap)
> >  ))
> >
> > java.lang.RuntimeException: JavaScript literal must use map or vector
> notation
> >
> > So I tried to quote #js literal notation but it was same.
> >
> > (defmacro def-fmap
> >  [n & body]
> >  (let [fmap (body->func-maps body)]
> >    `(def n
> >          ~'#js ~fmap)
> >  ))
> >
> > I want to optimize performance for my clojuresciprt
> > by utilizing macro expansion.
> >
> > Any tips?
> >
> > Thanks.
>
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