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Add +evil-want-o/O-to-continue-comments

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Controls whether o/O continue commented lines. Since this is the default
behavior of vim, it is enabled by default.
This commit is contained in:
Henrik Lissner 2018-08-23 18:42:09 +02:00
parent c5f3cc17c5
commit e3f412abb7
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1 changed files with 36 additions and 0 deletions
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36
modules/feature/evil/config.el
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@ -3,6 +3,10 @@
;; I'm a vimmer at heart. Its modal philosophy suits me better, and this module
;; strives to make Emacs a much better vim than vim was.
(defvar +evil-want-o/O-to-continue-comments t
"If non-nil, the o/O keys will continue comment lines if the point is on a
line with a linewise comment.")
;; Set these defaults before `evil'; use `defvar' so they can be changed prior
;; to loading.
(defvar evil-want-C-u-scroll t)
@ -122,6 +126,38 @@
(advice-add #'counsel-git-grep-action :around #'+evil*set-jump)
(advice-add #'helm-ag--find-file-action :around #'+evil*set-jump)
;; Make o/O continue comments
(defun +evil*insert-newline-above-and-respect-comments (orig-fn)
(if (or (not +evil-want-o/O-to-continue-comments)
(evil-insert-state-p))
(funcall orig-fn)
(evil-narrow-to-field
(if (nth 4 (syntax-ppss (line-end-position)))
(evil-save-goal-column
(comment-beginning)
;; Use a dummy char to force correct indentation
(insert "_")
(save-excursion (call-interactively #'comment-indent-new-line))
(delete-char -1))
(evil-move-beginning-of-line)
(insert (if use-hard-newlines hard-newline "\n"))
(forward-line -1)
(back-to-indentation)))))
(advice-add #'evil-insert-newline-above :around #'+evil*insert-newline-above-and-respect-comments)
(defun +evil*insert-newline-below-and-respect-comments (orig-fn)
(if (or (not +evil-want-o/O-to-continue-comments)
(evil-insert-state-p))
(funcall orig-fn)
(let ((comment-p (nth 4 (syntax-ppss (line-end-position)))))
(evil-narrow-to-field
(evil-move-end-of-line)
(if comment-p
(comment-indent-new-line)
(insert (if use-hard-newlines hard-newline "\n"))
(back-to-indentation))))))
(advice-add #'evil-insert-newline-below :around #'+evil*insert-newline-below-and-respect-comments)
;; --- custom interactive codes -----------
;; These arg types will highlight matches in the current buffer
(evil-ex-define-argument-type buffer-match :runner +evil-ex-buffer-match)