From: Brian Candler <b.candler@...>
Date: 2009-02-26T03:05:36+09:00
Subject: Re: Using "rescue" inline

I単aki Baz Castillo wrote:
> Hi, is it correct the following "rescue" usage?
> 
> myvar = 1  # Fixnum
> othervar = myvar.downcase rescue myvar
> => 1
> 
> It seems to work, but is it really correct? Thanks.

Yes. What you have written is shorthand form of rescue, equivalent to:

myvar = 1
othervar = begin
  myvar.downcase
rescue StandardError
  myvar
end
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