diff options
| -rw-r--r-- | init.el | 8 | ||||
| -rw-r--r-- | lisp/evil-little-word.el | 126 |
2 files changed, 134 insertions, 0 deletions
@@ -9,6 +9,8 @@ package-archives) (package-initialize) +(add-to-list 'load-path "~/.emacs.d/lisp") + ;; GUI settings (tool-bar-mode -1) (menu-bar-mode -1) @@ -59,6 +61,12 @@ This functions should be added to the hooks of major modes for programming." (require 'evil) (evil-mode 1) +(require 'evil-little-word) +(define-key evil-motion-state-map (kbd "w") 'evil-forward-little-word-begin) +(define-key evil-motion-state-map (kbd "glw") 'evil-forward-word-begin) +(define-key evil-motion-state-map (kbd "b") 'evil-backward-little-word-begin) +(define-key evil-motion-state-map (kbd "glb") 'evil-backward-word-begin) + (defun comment-or-uncomment-region-or-line () "Comments or uncomments the region or the current line if there's no active region." (interactive) diff --git a/lisp/evil-little-word.el b/lisp/evil-little-word.el new file mode 100644 index 0000000..f5bb2bb --- /dev/null +++ b/lisp/evil-little-word.el @@ -0,0 +1,126 @@ +;;; evil-little-word.el --- Emulate camelcasemotion.vim + +;; Author: INA Lintaro <tarao.gnn at gmail.com> +;; URL: http://github.com/tarao/evil-plugins +;; Version: 0.1 +;; Keywords: evil, plugin + +;; This file is NOT part of GNU Emacs. + +;;; License: +;; +;; 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/>. + +;;; Code: + +(require 'evil) + +(defun maybe-define-category (cat doc &optional table) + (unless (category-docstring cat table) (define-category cat doc table))) + +(let (uc lc defs (table (standard-category-table))) + (map-char-table + #'(lambda (key value) + (when (natnump value) + (let (from to) + (if (consp key) + (setq from (car key) to (cdr key)) + (setq from (setq to key))) + (while (<= from to) + (cond ((/= from (downcase from)) + (add-to-list 'uc from)) + ((/= from (upcase from)) + (add-to-list 'lc from))) + (setq from (1+ from)))))) + (standard-case-table)) + (setq defs `(("Uppercase" ?U ,uc) + ("Lowercase" ?u ,lc) + ("Underscore" ?_ (?_)))) + (dolist (elt defs) + (maybe-define-category (cadr elt) (car elt) table) + (dolist (ch (car (cddr elt))) + (modify-category-entry ch (cadr elt) table)))) + +(defgroup evil-little-word nil + "CamelCase and snake_case word movement support." + :prefix "evil-little-word-" + :group 'evil) + +(defcustom evil-little-word-separating-categories + (append evil-cjk-word-separating-categories '((?u . ?U) (?_ . ?u) (?_ . ?U))) + "List of pair (cons) of categories to determine word boundary +for little word movement. See the documentation of +`word-separating-categories'. Use `describe-categories' to see +the list of categories." + :type '((character . character)) + :group 'evil-little-word) + +(defcustom evil-little-word-combining-categories + (append evil-cjk-word-combining-categories '()) + "List of pair (cons) of categories to determine word boundary +for little word movement. See the documentation of +`word-combining-categories'. Use `describe-categories' to see the +list of categories." + :type '((character . character)) + :group 'evil-little-word) + +(defmacro evil-with-little-word (&rest body) + (declare (indent defun) (debug t)) + `(let ((evil-cjk-word-separating-categories + evil-little-word-separating-categories) + (evil-cjk-word-combining-categories + evil-little-word-combining-categories)) + ,@body)) + +(defun forward-evil-little-word (&optional count) + "Forward by little words." + (evil-with-little-word (forward-evil-word count))) + +(evil-define-motion evil-forward-little-word-begin (count) + "Move the cursor to the beginning of the COUNT-th next little word." + :type exclusive + (evil-with-little-word (evil-forward-word-begin count))) + +(evil-define-motion evil-forward-little-word-end (count) + "Move the cursor to the end of the COUNT-th next little word." + :type inclusive + (evil-with-little-word (evil-forward-word-end count))) + +(evil-define-motion evil-backward-little-word-begin (count) + "Move the cursor to the beginning of the COUNT-th previous little word." + :type exclusive + (evil-with-little-word (evil-backward-word-begin count))) + +(evil-define-motion evil-backward-little-word-end (count) + "Move the cursor to the end of the COUNT-th previous little word." + :type inclusive + (evil-with-little-word (evil-backward-word-end count))) + +(evil-define-text-object evil-a-little-word (count &optional beg end type) + "Select a little word." + (evil-select-an-object 'evil-little-word beg end type count)) + +(evil-define-text-object evil-inner-little-word (count &optional beg end type) + "Select inner little word." + (evil-select-inner-object 'evil-little-word beg end type count)) + +(define-key evil-motion-state-map (kbd "glw") 'evil-forward-little-word-begin) +(define-key evil-motion-state-map (kbd "glb") 'evil-backward-little-word-begin) +(define-key evil-motion-state-map (kbd "glW") 'evil-forward-little-word-end) +(define-key evil-motion-state-map (kbd "glB") 'evil-backward-little-word-end) +(define-key evil-outer-text-objects-map (kbd "lw") 'evil-a-little-word) +(define-key evil-inner-text-objects-map (kbd "lw") 'evil-inner-little-word) + +(provide 'evil-little-word) +;;; evil-little-word.el ends here |