From: ara.t.howard@...
Date: 2007-04-17T23:50:56+09:00
Subject: Re: Regular expression help

On Tue, 17 Apr 2007, Guest wrote:

> I have a line such as:
>
> #define BLAH 10
>
> or
>
> #include "BLAH.h"
>
> and I'm going around in circles trying to just get the 'include' or 'define'
> bit...anyone can help me?
>
> Thanks
> Bob.

harp:~ > cat a.rb
lines =
   '#define BLAH 10',
   '#include "BLAH.h"',
   ' #define BLAH 10',
   ' # include "BLAH.h"'

re = %r/^\s*(#)\s*(\w+)\s*(.*)$/o

lines.each do |line|
   match, pound, directive, rest = re.match(line).to_a
   p [pound, directive, rest] if match
end


harp:~ > ruby a.rb
["#", "define", "BLAH 10"]
["#", "include", "\"BLAH.h\""]
["#", "define", "BLAH 10"]
["#", "include", "\"BLAH.h\""]

-a
-- 
be kind whenever possible... it is always possible.
- the dalai lama