:;exec emacs --batch --quick --load="$0" --funcall=main "$@" ;;; indent-code.el --- Run Emacs to indent a package definition. ;; Copyright © 2017 Alex Kost <alezost@gmail.com> ;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org> ;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com> ;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr> ;; 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 ".dir-locals.el". (with-temp-buffer (scheme-mode) (let ((default-directory (file-name-as-directory load-file-name)) (enable-local-variables :all)) (hack-dir-local-variables) (hack-local-variables-apply))) ;; Add indentation info for Scheme constructs that are not Guix-specific. ;; This is normally provided by Geiser but this file is for people who may not ;; be running Geiser, so we just copy it here (from 'geiser-syntax.el'). (defmacro guix-syntax--scheme-indent (&rest pairs) `(progn ,@(mapcar (lambda (p) `(put ',(car p) 'scheme-indent-function ',(cadr p))) pairs))) (guix-syntax--scheme-indent (and-let* 1) (case-lambda 0) (catch defun) (class defun) (dynamic-wind 0) (guard 1) (let*-values 1) (let-values 1) (let/ec 1) (letrec* 1) (match 1) (match-lambda 0) (match-lambda* 0) (match-let scheme-let-indent) (match-let* 1) (match-letrec 1) (opt-lambda 1) (parameterize 1) (parameterize* 1) (receive 2) (require-extension 0) (syntax-case 2) (test-approximate 1) (test-assert 1) (test-eq 1) (test-equal 1) (test-eqv 1) (test-group-with-cleanup 1) (test-runner-on-bad-count! 1) (test-runner-on-bad-end-name! 1) (test-runner-on-final! 1) (test-runner-on-group-begin! 1) (test-runner-on-group-end! 1) (test-runner-on-test-begin! 1) (test-runner-on-test-end! 1) (test-with-runner 1) (unless 1) (when 1) (while 1) (with-exception-handler 1) (with-syntax 1)) (defun main () (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) (mark-sexp) (untabify (point) (mark)) (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)) (untabify (point-min) (point-max)) (indent-region (point-min) (point-max)) (save-buffer) (message "Done!"))) (x (error "Usage: indent-code.el FILE [PACKAGE]")))) ;;; indent-code.el ends here