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;;; evil-collection-beginend.el --- Evil bindings for beginend -*- lexical-binding: t -*-
;; Copyright (C) 2021 Balaji Sivaraman
;; Author: Balaji Sivaraman <balaji@balajisivaraman.com>
;; Maintainer: Balaji Sivaraman <balaji@balajisivaraman.com>
;; Pierre Neidhardt <mail@ambrevar.xyz>
;; URL: https://github.com/emacs-evil/evil-collection
;; Version: 0.0.1
;; Package-Requires: ((emacs "26.3"))
;; Keywords: evil, tools
;; 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 <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Evil bindings for beginend.
;;; Code:
(require 'evil-collection)
(require 'beginend nil t)
(eval-and-compile
(defconst evil-collection-beginend-modes '(bs-mode
rg-mode
org-mode
deft-mode
prog-mode
LaTeX-mode
dired-mode
latex-mode
nroam-mode
occur-mode
vc-dir-mode
ibuffer-mode
message-mode
outline-mode
prodigy-mode
org-agenda-mode
compilation-mode
epa-key-list-mode
magit-status-mode
elfeed-search-mode
elfeed-show-mode
magit-revision-mode
notmuch-search-mode
recentf-dialog-mode)))
(defmacro evil-beginend--define-goto-beginning-motion (ec-mode-name)
"Macro to define new Evil motion that will use the corresponding
beginend-goto-beginning function for EC-MODE-NAME when count is not
provided for the motion; otherwise behave like `evil-goto-first-line'
if count is provided.
This will also associate the regular Evil `gg' keybinding with the
newly defined motion."
(let ((motion-name (intern (format "evil-beginend-%s-goto-beginning" ec-mode-name)))
(beginend-beginning-fn-name (intern (format "beginend-%s-goto-beginning" ec-mode-name)))
(beginend-map-name (intern (format "beginend-%s-map" ec-mode-name))))
`(progn
(declare-function ,motion-name "evil-collection")
(declare-function ,beginend-beginning-fn-name "ext:beginend")
(evil-define-motion ,motion-name (count)
:jump t
:type line
(if count
(evil-goto-first-line count)
(,beginend-beginning-fn-name)))
(evil-collection-define-key 'normal ',beginend-map-name
"gg" ',motion-name))))
(defmacro evil-beginend--define-goto-end-motion (ec-mode-name)
"Macro to define new Evil motion that will use the corresponding
beginend-goto-end function for EC-MODE-NAME when count is not
provided for the motion; otherwise behave like `evil-goto-line'
if count is provided.
This will also associate the regular Evil `G' keybinding with the
newly defined motion."
(let ((motion-name (intern (format "evil-beginend-%s-goto-end" ec-mode-name)))
(beginend-end-fn-name (intern (format "beginend-%s-goto-end" ec-mode-name)))
(beginend-map-name (intern (format "beginend-%s-map" ec-mode-name))))
`(progn
(declare-function ,motion-name "evil-collection")
(declare-function ,beginend-end-fn-name "ext:beginend")
(evil-define-motion ,motion-name (count)
:jump t
:type line
(if count
(evil-goto-line count)
(,beginend-end-fn-name)))
(evil-collection-define-key 'normal ',beginend-map-name
"G" ',motion-name))))
(defmacro evil-beginend--define-mode-motions ()
"Define the goto-beginning and goto-end motions for all modes in
`evil-collection-beginend-modes'."
`(progn
,@(mapcar
(lambda (mode-symbol)
(let ((mode-string (symbol-name mode-symbol)))
`(progn
(evil-beginend--define-goto-beginning-motion ,mode-string)
(evil-beginend--define-goto-end-motion ,mode-string))))
evil-collection-beginend-modes)))
;;;###autoload
(defun evil-collection-beginend-setup ()
"Set up `evil' bindings for `beginend'."
(evil-beginend--define-mode-motions))
(provide 'evil-collection-beginend)
;;; evil-collection-beginend.el ends here
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