From: Robert Klemme <shortcutter@...>
Date: 2007-06-28T21:00:02+09:00
Subject: Re: pretty_print woes

On 28.06.2007 13:31, Ronald Fischer wrote:
> I like the formatting one gets by
> 
>   require 'pp'
>   pp foo() # etc.
> 
> In my application however, I don't want the pp-formatted string to be
> printed, but to be returned as a string to my application. Searching
> the Net, I came up with the following solution (Example):
> 
>   require 'pp'
>   ....
>   result=foo(bar)
>   $my_message="The function call foo("+
>       bar.pretty_print_inspect+
>       ") returned: "+result.pretty_print_inspect
> 
> This works well most of the time, for example if the values formatted
> with pretty_print_inspect are arrays or numbers. I get, however, a
> runtime error when calling for String:
> 
>   "abc".pretty_print_inspect
> RuntimeError: pretty_print is not overridden for String
> 
> Is there a different way to use the module pp, so that its output goes 
> to a string?
> 
> Ronald

irb(main):009:0> puts "foo\"bar".pretty_inspect
"foo\"bar"
=> nil

	robert