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| author | Ludovic Courtès <ludo@gnu.org> | 2017-04-16 17:25:11 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2017-04-17 23:31:28 +0200 |
| commit | 94df39cc085fe81685315b0991f5f10ddc757e99 (patch) | |
| tree | 871c820dc5feae157467ca542fada07705e56fa9 | |
| parent | f11ae44fa1af73b7e3d34965868877d9e6209e25 (diff) | |
records: Slight simplification.
* guix/records.scm (make-syntactic-constructor): Simplify 'find' expression.
| -rw-r--r-- | guix/records.scm | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/guix/records.scm b/guix/records.scm index f3f3aafb04..7de5fccef6 100644 --- a/guix/records.scm +++ b/guix/records.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2012, 2013, 2014, 2015, 2016 Ludovic Courtès <ludo@gnu.org> +;;; Copyright © 2012, 2013, 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org> ;;; ;;; This file is part of GNU Guix. ;;; @@ -134,10 +134,9 @@ fields, and DELAYED is the list of identifiers of delayed fields." ((_ (field value) (... ...)) (let ((fields (map syntax->datum #'(field (... ...))))) (define (field-value f) - (or (and=> (find (lambda (x) - (eq? f (car (syntax->datum x)))) - #'((field value) (... ...))) - car) + (or (find (lambda (x) + (eq? f (syntax->datum x))) + #'(field (... ...))) (wrap-field-value f (field-default-value f)))) (let ((fields (append fields (map car default-values)))) |