Re: csv.rb a start on refactoring.

On Sun, 30 Oct 2005, James Edward Gray II wrote:

> On Oct 28, 2005, at 9:47 PM, James Edward Gray II wrote:
>
>> On Oct 28, 2005, at 8:43 PM, Ara.T.Howard wrote:
>> 
>>> yeah i know.. but this seems completely equivalent, though it might 
>>> perhaps
>>> also need anchoring....
>>> 
>>>   buf.scan(%r/ ^ ... /) do |cell|
>>> 
>>>   end
>>> 
>> 
>> Only if \G is the first character in the expression.  ;)
>
> Uh, that didn't make any sense.  \G must be the first thing matched by the 
> expression, obviously.
>
> The reason scan() alone doesn't replace \G is that it will skip characters, 
> if needed, to find a match.  \G anchors the expression to prevent that very 
> behavior.
>
> Hopefully, that makes more sense.

you are right of course.  the strscan library has the behaviour i was thinking
of...  it might be a place to look to...

the only issue i really saw with that uber re was that it didn't handle
leading and trailing spaces correctly : they weren't stripped...

have you checked the speed on a large file yet?

-a
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