guix/etc/indent-code.el.in
Ludovic Courtès 557d9c8d7a
etc: Support indentation of whole files.
* etc/indent-package.el.in: Rename to...
* etc/indent-code.el.in: ... this.  Add case for a single argument.
* doc/contributing.texi (Formatting Code): Adjust accordingly.
* configure.ac: Likewise.
2017-01-13 18:49:31 +01:00

62 lines
2 KiB
EmacsLisp
Executable file

#!@EMACS@ --script
;;; indent-code.el --- Run Emacs to indent a package definition.
;; Copyright © 2017 Alex Kost <alezost@gmail.com>
;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
;; This file is part of GNU Guix.
;; GNU Guix 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.
;; GNU Guix 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 this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; This scripts indents the given file or package definition in the specified
;; file using Emacs.
;;; Code:
;; Load Scheme indentation rules from the current directory.
(with-temp-buffer
(scheme-mode)
(let ((default-directory (file-name-as-directory "."))
(enable-local-variables :all))
(hack-dir-local-variables)
(hack-local-variables-apply)))
(pcase command-line-args-left
(`(,file-name ,package-name)
;; Indent the definition of PACKAGE-NAME in FILE-NAME.
(find-file file-name)
(goto-char (point-min))
(if (re-search-forward (concat "^(define\\(-public\\) +"
package-name)
nil t)
(let ((indent-tabs-mode nil))
(beginning-of-defun)
(indent-sexp)
(save-buffer)
(message "Done!"))
(error "Package '%s' not found in '%s'"
package-name file-name)))
(`(,file-name)
;; Indent all of FILE-NAME.
(find-file file-name)
(let ((indent-tabs-mode nil))
(indent-region (point-min) (point-max))
(save-buffer)
(message "Done!")))
(x
(error "Usage: indent-code.el FILE [PACKAGE]")))
;;; indent-code.el ends here