From: ts <decoux@...>
Date: 2001-05-15T21:35:31+09:00
Subject: [ruby-talk:15159] Re: How do I catch unsuspecting errors:

>>>>> "J" == Jim Freeze <jim@freeze.org> writes:

J> begin
J>   a = nil # setup an error
J>   a.each {|i| puts i}
J> rescue
J>   puts <information about this error. Maybe $!?>
J> end

J> But of course, rescue does not catch this type of error.

 By default rescue catch StandardError, if you want to catch another error
 you must explicit give its name. For example in your case 

   begin
     a = nil # setup an error
     a.each {|i| puts i}
   rescue NameError
     puts "Error #$!"
   end




Guy Decoux