[Haskell-cafe] Re: Sneaking haskell in the workplace -- cleaning csv files

Brandon S. Allbery KF8NH allbery at ece.cmu.edu
Sun Jun 17 14:26:22 EDT 2007

On Jun 17, 2007, at 14:04 , Pete Kazmier wrote:

> "Brandon S. Allbery KF8NH" <allbery at ece.cmu.edu> writes:
>> On Jun 15, 2007, at 18:37 , Jason Dagit wrote:
>>> I love to see people using Haskell, especially professionally, but I
>>> have to wonder if the real tool for this job is sed? :-)
>> Actually, while sed could do that, it'd be a nightmare.  You really
>> want a parser to deal with general CSV like this, and while you can
>> write parsers in sed, you *really* don't want to.  :)
> sed ':a /,$/!{N;s/\n//;ba}' somefile.csv

If it's simple enough, sure.  If you get into dealing with quoting,  
it gets a lot more complex in a hurry.

Of course, given that this is from Oracle, it *probably* doesn't.   
(But as a sysadmin and ex-dba, "probably" is worrisome....)

brandon s. allbery [solaris,freebsd,perl,pugs,haskell] allbery at kf8nh.com
system administrator [openafs,heimdal,too many hats] allbery at ece.cmu.edu
electrical and computer engineering, carnegie mellon university    KF8NH

More information about the Haskell-Cafe mailing list