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From: Thien-Thi Nguyen <ttn@gnuvola.org>
To: Marek Kubica <marek@xivilization.net>
Cc: guile-user@gnu.org
Subject: Re: Does Guile have a curry form?
Date: Thu, 02 Dec 2010 09:17:39 +0100	[thread overview]
Message-ID: <874oaw4mho.fsf@ambire.localdomain> (raw)
In-Reply-To: <20101202054556.1bc2523c@halmanfloyd> (Marek Kubica's message of "Thu, 2 Dec 2010 05:45:56 +0100")

() Marek Kubica <marek@xivilization.net>
() Thu, 2 Dec 2010 05:45:56 +0100

   Before I reinvent the wheel, does Guile have support for
   something similar to Racket's curry/curryr or Pythons
   functools.partial, which returns me a lambda with some
   arguments already pre-set?

If you mean:

  (define ((foo x) y)
    (+ x y))
  
  ===
  
  (define (foo x)
    (lambda (y)
      (+ x y)))

with usage, e.g.:

  (map (foo 1) (iota 3))
  => (1 2 3)

then, yes, prior to Guile 1.9, this was supported out of the box.
With 1.9 and later you must:

  (use-modules (ice-9 curried-definitions))

first.  I wonder if there is a way to autoload that module, to
achieve the pre-1.9 (out of the box) behavior.



  reply	other threads:[~2010-12-02  8:17 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-12-02  4:45 Does Guile have a curry form? Marek Kubica
2010-12-02  8:17 ` Thien-Thi Nguyen [this message]
2010-12-02 14:11 ` Ludovic Courtès
2010-12-08 14:21   ` Marek Kubica

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