From: David Vallner <david@...>
Date: 2006-01-11T13:28:19+09:00
Subject: Re: Use of eval

Rich wrote:

>I was thinking of adding a simple command console to a Ruby project
>I'm working on (something like a domain-specific REPL).  Under what
>execution environment do the "eval"-ed strings execute, relative to
>the execution environment that is calling the eval method?  Can
>classes be opened using eval?  Finally, is there anything like Perl's
>Safe module available in Ruby?  Thank you.
>
>-Rich Seagraves
>
>  
>
You could try and reuse the already present IRB, plain eval-ing lines 
the user inputs might provide some pitfalls. Just about my US$0.02

David Vallner