Clojure doesn't have checked exceptions, but it uses a java compiler trick
called sneaky-throws to rethrow and catch them, so versions past 1.3 don't
wrap them in RuntimeExceptions.

Generally, clojure won't go out of its way to protect you from exceptions
or catch them for you, but it's idiomatic to return nil as an error
condition (clojure.java.io/resource), so you can use it in an 'if'.

My best advice is to just read the code:

spit:
https://github.com/clojure/clojure/blob/master/src/clj/clojure/core.clj#L6291
IO factories:
https://github.com/clojure/clojure/blob/master/src/clj/clojure/java/io.clj



On Mon, Jul 8, 2013 at 2:17 PM, Marcel Möhring <marcel.moehr...@mail.com>wrote:

> Hello,
>
> as a Java developer I'm a bit confused about the lack of exceptions.
>
> A minimal example:
>
> (spit "filename" "a String" :encoding "UTF-8")
>
> the corresponding Java code has got 4 possible exceptions:
> UnsupportedEncodingException
> FileNotFoundException
> 2 x IOException (on .write and on .close)
>
>
> Are all of this exception catched internally by Clojure?
> Is there any kind of documentation to see which function throws which
> exception?
>
>
> Marcel
>
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