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Today's Topics:
1. Re: help me with eroor (Lorenzo Bolla)
----------------------------------------------------------------------
Message: 1
Date: Sat, 15 Oct 2011 10:15:31 +0100
From: Lorenzo Bolla <lbo...@gmail.com>
Subject: Re: [Haskell-beginners] help me with eroor
To: kolli kolli <nammukoll...@gmail.com>
Cc: beginners@haskell.org
Message-ID:
<cadjgtrx2t2hn9zky_-ewfkurhdnvxcttbyfxpwg86s+q_6b...@mail.gmail.com>
Content-Type: text/plain; charset="utf-8"
You need a main function, like:
main = do
x <- getContents
putStrLn $ parseCSV x
(This would read a string from stdin and pass it to parseCSV; then it would
print the result to stdout.)
L.
On Fri, Oct 14, 2011 at 8:59 PM, kolli kolli <nammukoll...@gmail.com> wrote:
> import Text.ParserCombinators.Parsec
>
> csvFile = endBy line eol
> line = sepBy cell (char ',')
> cell = many (noneOf ",\n")
> eol = char '\n'
>
> parseCSV :: String -> Either ParseError [[String]]
> parseCSV input = parse csvFile "(unknown)" input
>
> *showing error:
> <interactive>:1:32: Not in scope: `main'
> *
>
>
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