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emacs-gdscript-mode/gdscript-format.el
Benjamin Kästner 9043e1a6b6 Replace old repository path
The repository was moved from GDQuest to godotengine on GitHub.
2021-03-28 20:59:54 +02:00

104 lines
3.9 KiB
EmacsLisp

;;; gdscript-format.el --- GDScript formatting with gdformat -*- lexical-binding: t; -*-
;; Copyright (C) 2020 GDQuest, Pawel Lampe
;; Author: Pawel Lampe <pawel.lampe@gmail.com>, Nathan Lovato <nathan@gdquest.com>
;; URL: https://github.com/godotengine/emacs-gdscript-mode/
;; Version: 1.0.0
;; Package-Requires: ((emacs "26.3"))
;; Maintainer: nathan@gdquest.com
;; Created: Feb 2020
;; Keywords: languages
;; This program 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.
;; This program 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 <https://www.gnu.org/licenses/>.
;;; Commentary:
;; Format a buffer containing GDScript code with the gdformat GDScript formatter.
;; This code is derived from gdtoolkit, see https://github.com/Scony/godot-gdscript-toolkit
;;; Code:
(require 'gdscript-comint-gdformat)
(defmacro gdscript-format--save-buffer (&rest body)
"Execute the forms in BODY if current buffer is gdscript.
It also activates `auto-revert-mode' and saves the buffer if is it modified."
(declare (indent 1) (debug t))
`(when (and (buffer-file-name)
(string-match ".*.gd$" (buffer-file-name)))
(unless (bound-and-true-p auto-revert-mode)
(auto-revert-mode))
(when (buffer-modified-p)
(save-buffer))
,@body))
(defmacro gdscript-format--with-gdscripts (gdscript-buffers &rest body)
"Execute the forms in BODY with GDSCRIPT-BUFFERS containing all gdscript buffers currently open."
(declare (indent 1) (debug t))
`(progn
(dolist (buffer (buffer-list))
(with-current-buffer buffer
(gdscript-format--save-buffer
(push (buffer-file-name) ,gdscript-buffers))))
,@body))
(defun gdscript-format--format-region (start end)
"Format the region between START and END using `gdformat'."
(let
((cmd (concat "echo " (shell-quote-argument (buffer-substring start end)) "|" gdscript-gdformat-executable " -"))
(error-buffer "*gdformat-errors*"))
(if (eq (with-temp-buffer (call-process-shell-command cmd)) 0)
(save-excursion
(shell-command-on-region start end cmd (buffer-name) t error-buffer t))
(progn
(with-current-buffer error-buffer (erase-buffer))
(shell-command-on-region start end cmd nil nil error-buffer t)))))
(defun gdscript-format-region()
"Format the selected region using `gdformat'."
(interactive)
(gdscript-format--format-region
(region-beginning) (region-end)))
(defun gdscript-format-buffer()
"Format the current buffer using `gdformat'."
(interactive)
(gdscript-format--save-buffer
(gdscript-comint-gdformat--run (list (buffer-file-name)))))
(defun gdscript-comint-gdformat--modified-buffers ()
"Save and format all modified buffers using `gdformat'."
(let ((gdscript-buffers))
(gdscript-format--with-gdscripts gdscript-buffers
(when gdscript-buffers
(gdscript-comint-gdformat--run gdscript-buffers)))))
(defun gdscript-format-all()
"Save modified buffers and then format all gdscripts in the project."
(interactive)
(let ((gdscript-buffers))
(gdscript-format--with-gdscripts gdscript-buffers
(let* ((rl (gdscript-util--find-project-configuration-file))
(gdscript-file-list (directory-files-recursively rl ".*.gd$" t)))
(let ((all-gdscripts (delete-dups (append gdscript-file-list gdscript-buffers))))
(when all-gdscripts
(pop-to-buffer (gdscript-comint-gdformat--run all-gdscripts))))))))
(provide 'gdscript-format)
;;; gdscript-format.el ends here