Re: Arrow without `>>>'

On Thu, Jan 24, 2008 at 03:10:39PM +0200, Valery V. Vorotyntsev wrote:

On 1/23/08, David Menendez wrote:

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On Jan 23, 2008 12:20 PM, Valery V. Vorotyntsev wrote:

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I've built GHC from darcs, and... Could anybody tell me, what's the purpose of Arrow[1] not having `>>>' method?

It's derived from the Category superclass.

Yes, it is.

The right question: how to build `arrows' in such circumstances?

To build with the darcs version of the base library (built with GHC), you'll need the darcs version of the arrows library, which I think is right now: darcs get http://darcs.haskell.org/packages/arrows