Oups, skipped the last part of your
emal. With edn I see no way to
do this. 

Luc


> Either you misunderstood my question or I misunderstood your answer.
> 
> I don't want the entire expression to return nil. I only want the
> _unparsable_ part to return nil.
> 
> Thus, the above answer should be
> 
> {:tag :message
> :chan ni}
> 
> rather than
> 
> nil
> 
> 
> On Thu, Jan 16, 2014 at 1:47 AM, Luc Prefontaine <
> lprefonta...@softaddicts.ca> wrote:
> 
> > Wrap the read in a try catch just return nil in the catch clause
> > for this specific exception and wrap it in a function for ease
> > of use. You might want to throw up any other exceptions and
> > only catch this one....
> >
> > Luc P.
> >
> >
> > > I should add: this problem arises due to cljs / clojure talking over the
> > > network, so:
> > >
> > > (*) not using serialization is NOT an option
> > >
> > > (*) however, I don't have to use edn/read-string + pr-str
> > >
> > > (*) it's perfectly fine to use different encoding/decoding methods
> > >
> > >
> > > On Thu, Jan 16, 2014 at 12:11 AM, t x <txrev...@gmail.com> wrote:
> > >
> > > > Hi,
> > > >
> > > >   Right now if I do (clojure.edn/read-string ...) on a string with a
> > > > unreadable part, I get an exception. Instead, I would like to just get
> > nil.
> > > > For example:
> > > >
> > > >
> > > > ## code
> > > >
> > > > (clojure.edn/read-string
> > > >  (pr-str
> > > >   {:tag :message
> > > >    :chan (async/chan 10)}))
> > > >
> > > > ## currently returns
> > > >
> > > > java.lang.RuntimeException: Unreadable form
> > > >  at clojure.lang.Util.runtimeException (Util.java:219)
> > > >
> > > >
> > > > ## instead, I would like:
> > > >
> > > > {:tag :message
> > > >  :chan :nil}
> > > >
> > > >
> > > > Is there a way to make this happen?
> > > >
> > > > Thanks!
> > > >
> > >
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