I would love to see this change as well.
Eric
On Sep 28, 2008, at 1:28 PM, Stephen C. Gilardi wrote:
> For a socket repl, I'd like to have error output sent across the
> wire as well as normal output. Clojure currently provides vars (*in*
> and *out*) that allow a thread to redirect input and output. I
> suggest a new var *err* which allows redirecting error output as well.
>
> I can mostly do this without a change to Clojure by using my own
> alternative to Repl.java, but there are several instances in Clojure
> where System.err is accessed directly. If those were made indirect
> through a new *err*, one could reliably redirect all of *in*, *out*,
> and *err*.
>
> Here's the *err* definition I suggest for RT.java:
>
> final static public Var ERR =
> Var.intern(CLOJURE_NS, Symbol.create("*err*"),
> new PrintWriter(new OutputStreamWriter(System.err,
> UTF8), true));
>
> (A PrintWriter with auto-flush.)
>
> I think PrintWriter is a good choice because Throwable offers a
> method to dump stack traces to a PrintWriter.
>
> --Steve
>
>
> >
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