2012/5/17 Llelan D. <lists / ruby-forum.com>:
> According to the "IPA Ruby Standardization WG Draft August 25, 2010"
>
> (page 97)
> 11.5.2.5 The begin expression
> Semantics
> c.2
> "If the exception-class-list is omitted in the rescue-clause, and if E
> is an instance of the class StandardError, the rescue-clause handles E."
>
> If any Ruby interpreter handles any exception that is not a sub-class of
> StandardError in a rescue-clause (no exception-class-list), then it is
> in error.

Clear and confirmed now. Thanks a lot.

-- 
Iaki Baz Castillo
<ibc / aliax.net>