From: Tim Hunter <TimHunter@...>
Date: 2007-10-02T06:51:27+09:00
Subject: Re: void value expression for 'retry'

Mohammad Khan wrote:
> following code returns,
> retry.rb:13: void value expression
> 
> What is wrong with this code?
> 
> #!/usr/bin/env ruby
> 
> 
> retry_count = 0
> retry_max = 4
> 
> begin
>         sleep 30
> 
> rescue Interrupt
>         if ( retry_count < retry_max)
>                 retry_count++
>                 retry
>         end
> rescue
>         raise
> end
> 
> 
> Thanks,
> Mohammad
> 

Ruby doesn't have the post-increment (++) operator. Use retry_count += 1 
instead.

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