1 ;;; Click --- Command Line Interface Creation Kit for GNU Guile
2 ;;; Copyright © 2021 Javier Sancho <jsf@jsancho.org>
4 ;;; This file is part of Click.
6 ;;; Click is free software; you can redistribute it and/or modify it
7 ;;; under the terms of the GNU General Public License as published by
8 ;;; the Free Software Foundation; either version 3 of the License, or
9 ;;; (at your option) any later version.
11 ;;; Click is distributed in the hope that it will be useful, but
12 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 ;;; General Public License for more details.
16 ;;; You should have received a copy of the GNU General Public License
17 ;;; along with Click. If not, see <http://www.gnu.org/licenses/>.
20 (define-module (click util)
21 #:use-module (click constant)
22 #:export (getopt-long-option-spec
27 (define (getopt-long-option-spec option-spec)
28 "Transform click option spec into getopt-long format"
31 (cons (list 'value (not (option-property option 'flag)))
32 (filter (lambda (property)
33 (not (memq (car property) CLICK_PROPERTIES)))
38 (define* (option-property option property-name #:optional (default #f))
39 "Return the option property with a given name"
40 (let ((property (assq property-name (cdr option))))
48 `((description . "TEXT")
49 (convert . ,identity)))
51 `((description . "INTEGER")
52 (convert . ,string->number)))
54 `((description . "NUMBER")
55 (convert . ,string->number)))
57 (define (option-type option)
58 "Return allowed type for the value in the option"
59 (let ((default (option-property option 'default)))