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120 lines
3.6 KiB
EmacsLisp
Executable file
120 lines
3.6 KiB
EmacsLisp
Executable file
:;exec emacs --batch --quick --load="$0" --funcall=main "$@"
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;;; indent-code.el --- Run Emacs to indent a package definition.
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;; Copyright © 2017 Alex Kost <alezost@gmail.com>
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;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
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;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
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;; Copyright © 2020 Tobias Geerinckx-Rice <me@tobias.gr>
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;; This file is part of GNU Guix.
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;; GNU Guix is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Guix is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;; This scripts indents the given file or package definition in the specified
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;; file using Emacs.
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;;; Code:
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;; Load Scheme indentation rules from ".dir-locals.el".
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(with-temp-buffer
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(scheme-mode)
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(let ((default-directory (file-name-as-directory load-file-name))
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(enable-local-variables :all))
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(hack-dir-local-variables)
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(hack-local-variables-apply)))
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;; Add indentation info for Scheme constructs that are not Guix-specific.
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;; This is normally provided by Geiser but this file is for people who may not
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;; be running Geiser, so we just copy it here (from 'geiser-syntax.el').
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(defmacro guix-syntax--scheme-indent (&rest pairs)
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`(progn ,@(mapcar (lambda (p)
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`(put ',(car p) 'scheme-indent-function ',(cadr p)))
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pairs)))
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(guix-syntax--scheme-indent
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(and-let* 1)
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(case-lambda 0)
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(catch defun)
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(class defun)
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(dynamic-wind 0)
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(guard 1)
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(let*-values 1)
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(let-values 1)
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(let/ec 1)
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(letrec* 1)
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(match 1)
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(match-lambda 0)
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(match-lambda* 0)
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(match-let scheme-let-indent)
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(match-let* 1)
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(match-letrec 1)
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(opt-lambda 1)
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(parameterize 1)
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(parameterize* 1)
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(receive 2)
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(require-extension 0)
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(syntax-case 2)
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(test-approximate 1)
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(test-assert 1)
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(test-eq 1)
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(test-equal 1)
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(test-eqv 1)
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(test-group-with-cleanup 1)
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(test-runner-on-bad-count! 1)
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(test-runner-on-bad-end-name! 1)
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(test-runner-on-final! 1)
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(test-runner-on-group-begin! 1)
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(test-runner-on-group-end! 1)
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(test-runner-on-test-begin! 1)
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(test-runner-on-test-end! 1)
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(test-with-runner 1)
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(unless 1)
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(when 1)
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(while 1)
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(with-exception-handler 1)
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(with-syntax 1))
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(defun main ()
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(pcase command-line-args-left
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(`(,file-name ,package-name)
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;; Indent the definition of PACKAGE-NAME in FILE-NAME.
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(find-file file-name)
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(goto-char (point-min))
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(if (re-search-forward (concat "^(define\\(\\|-public\\) +"
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package-name)
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nil t)
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(let ((indent-tabs-mode nil))
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(beginning-of-defun)
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(mark-sexp)
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(untabify (point) (mark))
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(indent-sexp)
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(save-buffer)
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(message "Done!"))
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(error "Package '%s' not found in '%s'"
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package-name file-name)))
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(`(,file-name)
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;; Indent all of FILE-NAME.
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(find-file file-name)
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(let ((indent-tabs-mode nil))
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(untabify (point-min) (point-max))
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(indent-region (point-min) (point-max))
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(save-buffer)
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(message "Done!")))
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(x
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(error "Usage: indent-code.el FILE [PACKAGE]"))))
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;;; indent-code.el ends here
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