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mes: Add string-null?.

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* module/srfi/srfi-13.mes (string-null?): New function.
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Jan Nieuwenhuizen 2018-01-01 16:41:15 +01:00
parent 244d11a2af
commit 1601bc18cc
1 changed files with 3 additions and 1 deletions
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module/srfi/srfi-13.mes
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@ -1,7 +1,7 @@
;;; -*-scheme-*- ;;; -*-scheme-*-
;;; Mes --- Maxwell Equations of Software ;;; Mes --- Maxwell Equations of Software
;;; Copyright © 2016,2017 Jan Nieuwenhuizen <janneke@gnu.org> ;;; Copyright © 2016,2017,2018 Jan Nieuwenhuizen <janneke@gnu.org>
;;; ;;;
;;; This file is part of Mes. ;;; This file is part of Mes.
;;; ;;;
@ -90,3 +90,5 @@
(define substring/copy substring) (define substring/copy substring)
(define substring/shared substring) (define substring/shared substring)
(define string-null? (compose null? string->list))