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7bb2b10c | 1 | #!@EMACS@ --script |
557d9c8d | 2 | ;;; indent-code.el --- Run Emacs to indent a package definition. |
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3 | |
4 | ;; Copyright © 2017 Alex Kost <alezost@gmail.com> | |
557d9c8d | 5 | ;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org> |
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6 | |
7 | ;; This file is part of GNU Guix. | |
8 | ||
9 | ;; GNU Guix is free software; you can redistribute it and/or modify | |
10 | ;; it under the terms of the GNU General Public License as published by | |
11 | ;; the Free Software Foundation, either version 3 of the License, or | |
12 | ;; (at your option) any later version. | |
13 | ||
14 | ;; GNU Guix is distributed in the hope that it will be useful, | |
15 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | ;; GNU General Public License for more details. | |
18 | ||
19 | ;; You should have received a copy of the GNU General Public License | |
20 | ;; along with this program. If not, see <http://www.gnu.org/licenses/>. | |
21 | ||
22 | ;;; Commentary: | |
23 | ||
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24 | ;; This scripts indents the given file or package definition in the specified |
25 | ;; file using Emacs. | |
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26 | |
27 | ;;; Code: | |
28 | ||
97658183 | 29 | ;; Load Scheme indentation rules from ".dir-locals.el". |
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30 | (with-temp-buffer |
31 | (scheme-mode) | |
97658183 | 32 | (let ((default-directory (file-name-as-directory load-file-name)) |
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33 | (enable-local-variables :all)) |
34 | (hack-dir-local-variables) | |
35 | (hack-local-variables-apply))) | |
36 | ||
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37 | ;; Add indentation info for Scheme constructs that are not Guix-specific. |
38 | ;; This is normally provided by Geiser but this file is for people who may not | |
39 | ;; be running Geiser, so we just copy it here (from 'geiser-syntax.el'). | |
40 | (defmacro guix-syntax--scheme-indent (&rest pairs) | |
41 | `(progn ,@(mapcar (lambda (p) | |
42 | `(put ',(car p) 'scheme-indent-function ',(cadr p))) | |
43 | pairs))) | |
44 | ||
45 | (guix-syntax--scheme-indent | |
46 | (and-let* 1) | |
47 | (case-lambda 0) | |
48 | (catch defun) | |
49 | (class defun) | |
50 | (dynamic-wind 0) | |
51 | (guard 1) | |
52 | (let*-values 1) | |
53 | (let-values 1) | |
54 | (let/ec 1) | |
55 | (letrec* 1) | |
56 | (match 1) | |
57 | (match-lambda 0) | |
58 | (match-lambda* 0) | |
59 | (match-let scheme-let-indent) | |
60 | (match-let* 1) | |
61 | (match-letrec 1) | |
62 | (opt-lambda 1) | |
63 | (parameterize 1) | |
64 | (parameterize* 1) | |
65 | (receive 2) | |
66 | (require-extension 0) | |
67 | (syntax-case 2) | |
68 | (test-approximate 1) | |
69 | (test-assert 1) | |
70 | (test-eq 1) | |
71 | (test-equal 1) | |
72 | (test-eqv 1) | |
73 | (test-group-with-cleanup 1) | |
74 | (test-runner-on-bad-count! 1) | |
75 | (test-runner-on-bad-end-name! 1) | |
76 | (test-runner-on-final! 1) | |
77 | (test-runner-on-group-begin! 1) | |
78 | (test-runner-on-group-end! 1) | |
79 | (test-runner-on-test-begin! 1) | |
80 | (test-runner-on-test-end! 1) | |
81 | (test-with-runner 1) | |
82 | (unless 1) | |
83 | (when 1) | |
84 | (while 1) | |
85 | (with-exception-handler 1) | |
86 | (with-syntax 1)) | |
87 | ||
88 | \f | |
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89 | (pcase command-line-args-left |
90 | (`(,file-name ,package-name) | |
557d9c8d | 91 | ;; Indent the definition of PACKAGE-NAME in FILE-NAME. |
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92 | (find-file file-name) |
93 | (goto-char (point-min)) | |
94 | (if (re-search-forward (concat "^(define\\(-public\\) +" | |
95 | package-name) | |
96 | nil t) | |
97 | (let ((indent-tabs-mode nil)) | |
98 | (beginning-of-defun) | |
99 | (indent-sexp) | |
100 | (save-buffer) | |
101 | (message "Done!")) | |
102 | (error "Package '%s' not found in '%s'" | |
103 | package-name file-name))) | |
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104 | (`(,file-name) |
105 | ;; Indent all of FILE-NAME. | |
106 | (find-file file-name) | |
107 | (let ((indent-tabs-mode nil)) | |
108 | (indent-region (point-min) (point-max)) | |
109 | (save-buffer) | |
110 | (message "Done!"))) | |
7bb2b10c | 111 | (x |
557d9c8d | 112 | (error "Usage: indent-code.el FILE [PACKAGE]"))) |
7bb2b10c | 113 | |
557d9c8d | 114 | ;;; indent-code.el ends here |