;;; utils.scm -- helper procedures
;;; Copyright © 2012, 2013, 2016 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2015 David Thompson <davet@gnu.org>
;;; Copyright © 2016 Mathieu Lirzin <mthl@gnu.org>
;;;
;;; This file is part of Cuirass.
;;;
;;; Cuirass is free software: you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License as published by
;;; the Free Software Foundation, either version 3 of the License, or
;;; (at your option) any later version.
;;;
;;; Cuirass is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with Cuirass.  If not, see <http://www.gnu.org/licenses/>.

(define-module (cuirass utils)
  #:use-module (ice-9 match)
  #:use-module (srfi srfi-1)
  #:export (;; Procedures
            alist?
            ;; Macros.
            λ*))

(define-syntax-rule (λ* formals body ...)
  (lambda* formals body ...))

(define (alist? obj)
  "Return #t if OBJ is an alist."
  (and (list? obj)
       (every pair? obj)))