From: Aldric Giacomoni <aldric@...>
Date: 2009-11-19T23:44:06+09:00
Subject: Re: How to strip ruby comments in a ruby line of code?

Alexandre Mutel wrote:
> Aldric Giacomoni wrote:
>> I'm still only learning regular expressions (I'll do another shameless 
>> plug for rubular.com here), but you could do this:
>> string = string.match(/^.*#).to_s[0...-1]
>> 
>> Yes, it's a poor solution, but should you have nothing else, it'll do.
> 
> the problem with your solution is that this line of code will remove 
> valid code :
>    myvar_s = "#{myvar}"
> 
> The problem is to handle correctly string escape sequence... it's 
> possible, but it requires much more work... I just want to know if 
> someone else did this?!

Actually, no, because regexps are greedy by default, so it'll go to the 
very last '#' it finds.
The other solution you got is more elegant, though.. :)

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