On Tuesday, 16 June, 2015 at 5:19 pm, Jeroen van Dijk wrote:  
> I came accross this weird case below with re-matches (in clojure 1.6). For 
> some reason the pattern matches, once just once, only after a parse 
> exception. This pattern repeats with every follow up parse exception. Is this 
> a known bug? It seems to be related with the pending newline too.
>  
> user=> (re-matches #".*(foo\.gif).*" "foo.gif\n")
> nil
> user=> (re-matches #".*(foo\.gif).*)" "foo.gif\n")
>  
>  
>  
>  

It seems there’s an extra closing `)` in the pattern. Isn't it?
>  
> PatternSyntaxException Unmatched closing ')' near index 13
> .*(foo\.gif).*)
>              ^  java.util.regex.Pattern.error (Pattern.java:1924)
> RuntimeException Unmatched delimiter: )  clojure.lang.Util.runtimeException 
> (Util.java:221)
> user=> (re-matches #".*(foo\.gif).*" "foo.gif\n")
> "foo.gif\n"nil
> user=> (re-matches #".*(foo\.gif).*" "foo.gif\n")
> nil
> user=>
>  
>  
>    
>  
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