seattlerb/sexp_processor — pull request #5 by presidentbeef (2012-02-02 20:36:29+00:00)
Title: Add test for trailing comma in argument list for 1.9

Ruby 1.9 allows for a trailing comma in argument lists:

```
$ ruby -v
ruby 1.9.2p290 (2011-07-09 revision 32553) [i686-linux]
$ ruby -c -e "blah(1,2,3,)"
Syntax OK
```