From: Vivien Kraus <vivien@planete-kraus.eu>
To: Damien Mattei <damien.mattei@gmail.com>, guile-user <guile-user@gnu.org>
Subject: Re: overload a procedure
Date: Sun, 19 Feb 2023 18:52:14 +0100 [thread overview]
Message-ID: <cc07622b57a50ecaf2035245261e5f2657ba7bd6.camel@planete-kraus.eu> (raw)
In-Reply-To: <CADEOadekv8YzZ5ismvbB8qi7ZXbd8bFxr_-oHDxrOM6P0xPu9w@mail.gmail.com>
Hi Damien,
Le dimanche 19 février 2023 à 18:45 +0100, Damien Mattei a écrit :
> ok now i come to the scheme problem implementing the two solutions;
> in
> scheme i can not use types so i use type predicates (number? verctor?
> string? list?....)to identify the good function depending of the
> parameters
> types find with the predicates.
> i tried with macro and recursive function with this solution:
>
> example of use::
> (overload + add-vect-vect vector? vector?)
Did you try GOOPS? It provides that kind of functionality.
(use-modules (oop goops) (srfi srfi-43))
(define-method (+ (a <vector>) (b <vector>)) (vector-append a b))
(+ #(1 2 3) #(4 5))
Vivien
next prev parent reply other threads:[~2023-02-19 17:52 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-19 17:45 overload a procedure Damien Mattei
2023-02-19 17:52 ` Vivien Kraus [this message]
2023-02-19 22:07 ` Damien Mattei
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