doomemacs/modules/editor/fold/config.el

101 lines
3.8 KiB
EmacsLisp

;;; editor/fold/config.el -*- lexical-binding: t; -*-
(when (modulep! :editor evil)
;; Add vimish-fold, outline-mode & hideshow support to folding commands
(define-key! 'global
[remap evil-toggle-fold] #'+fold/toggle
[remap evil-close-fold] #'+fold/close
[remap evil-open-fold] #'+fold/open
[remap evil-open-fold-rec] #'+fold/open
[remap evil-close-folds] #'+fold/close-all
[remap evil-open-folds] #'+fold/open-all)
(after! evil
(evil-define-key* 'motion 'global
"zj" #'+fold/next
"zk" #'+fold/previous
"zf" #'evil-vimish-fold/create
"zF" #'evil-vimish-fold/create-line
"zd" #'vimish-fold-delete
"zE" #'vimish-fold-delete-all)))
;;
;; Packages
(use-package! hideshow ; built-in
:commands (hs-toggle-hiding
hs-hide-block
hs-hide-level
hs-show-all
hs-hide-all)
:config
(setq hs-hide-comments-when-hiding-all nil
;; Nicer code-folding overlays (with fringe indicators)
hs-set-up-overlay #'+fold-hideshow-set-up-overlay-fn)
(defadvice! +fold--hideshow-ensure-mode-a (&rest _)
"Ensure `hs-minor-mode' is enabled when we need it, no sooner or later."
:before '(hs-toggle-hiding hs-hide-block hs-hide-level hs-show-all hs-hide-all)
(unless (bound-and-true-p hs-minor-mode)
(hs-minor-mode +1)))
;; extra folding support for more languages
(unless (assq 't hs-special-modes-alist)
(setq hs-special-modes-alist
(append
'((vimrc-mode "{{{" "}}}" "\"")
(yaml-mode "\\s-*\\_<\\(?:[^:]+\\)\\_>"
""
"#"
+fold-hideshow-forward-block-by-indent-fn nil)
(haml-mode "[#.%]" "\n" "/" +fold-hideshow-haml-forward-sexp-fn nil)
(ruby-mode "class\\|d\\(?:ef\\|o\\)\\|module\\|[[{]"
"end\\|[]}]"
"#\\|=begin"
ruby-forward-sexp)
(matlab-mode "if\\|switch\\|case\\|otherwise\\|while\\|for\\|try\\|catch"
"end"
nil (lambda (_arg) (matlab-forward-sexp)))
(nxml-mode "<!--\\|<[^/>]*[^/]>"
"-->\\|</[^/>]*[^/]>"
"<!--" sgml-skip-tag-forward nil)
(latex-mode
;; LaTeX-find-matching-end needs to be inside the env
("\\\\begin{[a-zA-Z*]+}\\(\\)" 1)
"\\\\end{[a-zA-Z*]+}"
"%"
(lambda (_arg)
;; Don't fold whole document, that's useless
(unless (save-excursion
(search-backward "\\begin{document}"
(line-beginning-position) t))
(LaTeX-find-matching-end)))
nil))
hs-special-modes-alist
'((t))))))
(use-package! evil-vimish-fold
:when (modulep! :editor evil)
:commands (evil-vimish-fold/next-fold evil-vimish-fold/previous-fold
evil-vimish-fold/delete evil-vimish-fold/delete-all
evil-vimish-fold/create evil-vimish-fold/create-line)
:init
(setq vimish-fold-dir (concat doom-cache-dir "vimish-fold/")
vimish-fold-indication-mode 'right-fringe)
:config
(vimish-fold-global-mode +1))
(use-package! ts-fold
:when (modulep! :tools tree-sitter)
:after tree-sitter
:config
;; we want to use our own face so we nullify this one to have no effect and
;; make it more similar to hideshows
(custom-set-faces! '(ts-fold-replacement-face :foreground unspecified
:box nil
:inherit font-lock-comment-face
:weight light))
(setq ts-fold-replacement " [...] ")
(ts-fold-mode +1))