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https://github.com/godotengine/emacs-gdscript-mode.git
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120 lines
4.6 KiB
EmacsLisp
120 lines
4.6 KiB
EmacsLisp
;;; gdscript-comint.el --- Support for comint mode -*- lexical-binding: t; -*-
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;;
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;; Copyright (C) 2020 GDQuest and contributors
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;;
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;; Author: Josef Vlach <vlach.josef@gmail.com>
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;; URL: https://github.com/GDQuest/emacs-gdscript-mode/
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;; Version: 1.0.0
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;; Package-Requires: ((emacs "26.3"))
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;; Maintainer: nathan@gdquest.com
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;; Created: May 2020
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;; Keywords: languages
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;;
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;; This file is not part of GNU Emacs.
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;;
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;; This program 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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;; This program 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 <https://www.gnu.org/licenses/>.
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;;
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;;; Commentary:
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;;
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;; godot-mode for handling stdout and stderr from godot executable.
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;;
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;; It supports quick navigation from errors to file location.
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;;
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;;; Code:
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(require 'ansi-color)
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(require 'comint)
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(require 'compile)
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(require 'gdscript-customization)
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(require 'gdscript-debug)
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(require 'gdscript-format)
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(require 'gdscript-utils)
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(defvar gdscript-comint--mode-map
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(let ((map (make-sparse-keymap)))
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(set-keymap-parent map
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(make-composed-keymap compilation-shell-minor-mode-map
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comint-mode-map))
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(define-key map (kbd "C-a") 'comint-bol)
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(define-key map (kbd "C-c r") 'gdscript-hydra-show)
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(define-key map (kbd "C-c n") 'gdscript-debug-hydra)
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map)
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"Basic mode map for `godot-mode'.")
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(defun gdscript-comint--run (arguments)
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"Run godot in comint mode.
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ARGUMENTS are command line arguments for godot executable.
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When run it will kill existing process if one exists."
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(let ((buffer-name (gdscript-util--get-godot-buffer-name (member "-e" arguments)))
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(inhibit-read-only t))
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(if (not (or (file-executable-p gdscript-godot-executable) (executable-find gdscript-godot-executable)))
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(error "Error: Could not execute '%s'. Please customize the `gdscript-godot-executable variable'" gdscript-godot-executable)
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(with-current-buffer (get-buffer-create buffer-name)
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(when gdscript-gdformat-save-and-format
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(gdscript-comint-gdformat--modified-buffers))
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(unless (derived-mode-p 'godot-mode)
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(godot-mode)
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(buffer-disable-undo))
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(erase-buffer)
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(comint-exec (current-buffer) buffer-name gdscript-godot-executable nil arguments)
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(set-process-sentinel (get-buffer-process (current-buffer)) 'gdscript-comint--sentinel)
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(pop-to-buffer (current-buffer))))))
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(defun gdscript-comint--sentinel (process event)
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"Custom sentinel for PROCESS and EVENT.
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Set process's buffer `inhibit-read-only' temporalily to value t,
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so that `internal-default-process-sentinel' can insert status
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message into the process’s buffer."
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(cond
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((string-match "hangup: 1\n" event)
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nil)
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(t
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(with-current-buffer (process-buffer process)
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(let ((inhibit-read-only t))
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(internal-default-process-sentinel process event))))))
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(define-derived-mode godot-mode comint-mode "godot"
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"Major mode for godot.
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\\{gdscript-comint--mode-map}"
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(use-local-map gdscript-comint--mode-map)
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(add-hook 'godot-mode-hook 'gdscript-comint--initialize-for-comint-mode)
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(add-hook 'godot-mode-hook 'gdscript-comint--initialize-for-compilation-mode))
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(defun gdscript-comint--initialize-for-comint-mode ()
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"Initialize buffer for comint mode support."
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(when (derived-mode-p 'comint-mode)
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(setq comint-process-echoes nil)
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(setq comint-prompt-regexp "^debug> ")
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(setq-local comint-use-prompt-regexp t)
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(setq-local comint-prompt-read-only t)
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(setq-local comint-buffer-maximum-size 4096)
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(setq-local comint-output-filter-functions '(ansi-color-process-output comint-postoutput-scroll-to-bottom))
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(setq ansi-color-for-comint-mode t)))
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(defun gdscript-comint--initialize-for-compilation-mode ()
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"Initialize buffer for compilation mode support."
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(setq-local
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compilation-error-regexp-alist
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'(
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("^ At: res://\\([-_[:word:]\/]+.gd\\):\\([[:digit:]]+\\)." 1 2 nil 2 1)
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("^*Frame [[:digit:]]+ - res://\\([-_[:word:]\/]+.gd\\):\\([[:digit:]]+\\)." 1 2 nil 2 1)))
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(setq-local compilation-mode-font-lock-keywords nil)
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(compilation-setup t))
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(provide 'gdscript-comint)
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;;; gdscript-comint.el ends here
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