~ruther/guix-local

7a99c58c4597a550703f32018efafb0fe84d5c72 — Arun Isaac 6 years ago fabfe0b
combinators: Recurse fold2 to named let loop.

* guix/combinators.scm (fold2): Recurse to named let loop, not fold2 itself.

Signed-off-by: Jakub Kądziołka <kuba@kadziolka.net>
1 files changed, 2 insertions(+), 1 deletions(-)

M guix/combinators.scm
M guix/combinators.scm => guix/combinators.scm +2 -1
@@ 1,6 1,7 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 Eric Bavier <bavier@member.fsf.org>
;;; Copyright © 2020 Arun Isaac <arunisaac@systemreboot.net>
;;;
;;; This file is part of GNU Guix.
;;;


@@ 56,7 57,7 @@
           (call-with-values
               (lambda () (proc (car lst1) (car lst2) result1 result2))
             (lambda (result1 result2)
               (fold2 proc result1 result2 (cdr lst1) (cdr lst2)))))))))
               (loop result1 result2 (cdr lst1) (cdr lst2)))))))))

(define (fold-tree proc init children roots)
  "Call (PROC NODE RESULT) for each node in the tree that is reachable from