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evil-anzu.el
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evil-anzu.el
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;;; evil-anzu.el --- anzu for evil-mode
;; Copyright (C) 2017 by Syohei YOSHIDA
;; Author: Syohei YOSHIDA <[email protected]>
;; Fredrik Bergroth <[email protected]>
;; URL: https://github.com/syohex/emacs-evil-anzu
;; Version: 0.02
;; Package-Requires: ((evil "1.0.0") (anzu "0.46"))
;; 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:
;;; Code:
(require 'evil)
(require 'anzu)
(defun evil-anzu-start-search (string forward &optional regexp-p start)
(when anzu-mode
(anzu--cons-mode-line-search)
(let ((isearch-regexp regexp-p))
(anzu--update string))))
(defun evil-anzu-search-next (&optional pattern direction nowrap)
"Make anzu work with the \\='evil-search search module.
If PATTERN is not specified the current global pattern
`evil-ex-search-pattern' is used."
(when anzu-mode
(anzu--cons-mode-line-search)
(let* ((isearch-regexp t) ; all evil-ex searches are regexp searches
(current-pattern (or pattern evil-ex-search-pattern))
(regexp (evil-ex-pattern-regex current-pattern)))
(save-match-data ; don't let anzu's searching mess up evil
(anzu--update regexp)))))
(defun evil-anzu-prevent-flicker (&optional force)
;; Prevent flickering, only run if timer is not active
(when anzu-mode
(unless (memq evil-flash-timer timer-list)
(anzu--reset-mode-line))))
(defun evil-anzu-reset (name)
(when (and anzu-mode
(eq name 'evil-ex-search))
(anzu--reset-mode-line)))
(advice-add 'evil-search :after #'evil-anzu-start-search)
(advice-add 'evil-ex-find-next :after #'evil-anzu-search-next)
(advice-add 'evil-flash-hook :after #'evil-anzu-prevent-flicker)
(advice-add 'evil-ex-delete-hl :after #'evil-anzu-reset)
(defun evil-anzu-unload-function ()
"unload evil anzu"
(advice-remove 'evil-search #'evil-anzu-start-search)
(advice-remove 'evil-ex-find-next #'evil-anzu-search-next)
(advice-remove 'evil-flash-hook #'evil-anzu-prevent-flicker)
(advice-remove 'evil-ex-delete-hl #'evil-anzu-reset)
nil)
(provide 'evil-anzu)
;;; evil-anzu.el ends here