From: Eric Hodel <drbrain@...7.net>
Date: 2011-01-25T16:25:08+09:00
Subject: Re: Does Ruby support exception wrapping (exception chaining)?


On Jan 24, 2011, at 19:23, Ryan Heneise wrote:

> To reraise the error and pass the original backtrace:
> 
> begin
>  1/0
> rescue Exception => e
>  raise $!, "Oh dear! #{$!}", $!.backtrace
> end

$ ri Exception.set_backtrace
Exception.set_backtrace

(from ruby core)
------------------------------------------------------------------------------
  exc.set_backtrace(array)   ->  array
   

------------------------------------------------------------------------------

Sets the backtrace information associated with exc. The argument must
be an array of String objects in the format described in
Exception#backtrace.