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dot-emacs/conf-lisp/smartparens.el

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EmacsLisp

;; I'm trying to migrate to smart-parens, since it supports all of
;; paredit but can do more
;; Also look at:
;; https://github.com/Fuco1/.emacs.d/blob/master/files/smartparens.el
;; https://github.com/Fuco1/smartparens/wiki
;; https://ebzzry.io/en/emacs-pairs/
(defun tvd-disable-par-and-pair()
"Disables Paredit and Electric-Pair-Mode if currently active.
Used when enabling smartparens-mode."
(interactive)
(when electric-pair-mode
(electric-pair-mode))
(when (fboundp 'pparedit-mode)
(when paredit-mode
(disable-paredit-mode))))
;; I use my own lisp comment tool until sp#942 is fixed
(defun tvd-lisp-comment ()
(interactive)
(if (not (looking-at "\s*\("))
(self-insert-command 1)
(let ((beg (point)))
(forward-list 1)
(when (looking-at "\s*\)")
(insert "\n"))
(comment-region beg (point))
(indent-for-tab-command)
(goto-char beg))))
(use-package smartparens
:config
(require 'smartparens-config)
(require 'cl-lib)
;; enable sp in minibuffer as well
;; maybe, see: https://github.com/Fuco1/smartparens/issues/33:
;; (sp-local-pair 'minibuffer-inactive-mode "'" nil :actions nil)
(setq sp-ignore-modes-list
(delete 'minibuffer-inactive-mode sp-ignore-modes-list))
;; automatically enable where needed
(add-something-to-mode-hooks
'(rust emacs-lisp ielm lisp lisp-interaction scheme slime-repl ) 'smartparens-mode)
;; also in some select prog modes
(add-something-to-mode-hooks
'(perl ruby c c++ sh makefile config-general yaml go) 'smartparens-mode)
;; via https://ebzzry.io/en/emacs-pairs/:
(defmacro def-pairs (pairs)
"Define functions for pairing. PAIRS is an alist of (NAME . STRING)
conses, where NAME is the function name that will be created and
STRING is a single-character string that marks the opening character.
(def-pairs ((paren . \"(\")
(bracket . \"[\"))
defines the functions WRAP-WITH-PAREN and WRAP-WITH-BRACKET,
respectively."
`(progn
,@(cl-loop for (key . val) in pairs
collect
`(defun ,(read (concat
"wrap-with-"
(prin1-to-string key)
"s"))
(&optional arg)
(interactive "p")
(sp-wrap-with-pair ,val)))))
(def-pairs ((paren . "(")
(bracket . "[")
(brace . "{")
(single-quote . "'")
(double-quote . "\"")
(back-quote . "`")))
;;(add-hook 'smartparens-enabled-hook #'tvd-disable-par-and-pair)
;;(add-hook 'smartparens-enabled-hook #'turn-on-smartparens-strict-mode)
;; auto wrapping w/o region
(define-key smartparens-mode-map (kbd "C-c (") 'wrap-with-parens)
(define-key smartparens-mode-map (kbd "C-c [") 'wrap-with-brackets)
(define-key smartparens-mode-map (kbd "C-c {") 'wrap-with-braces)
(define-key smartparens-mode-map (kbd "C-c '") 'wrap-with-single-quotes)
(define-key smartparens-mode-map (kbd "C-c \"") 'wrap-with-double-quotes)
(define-key smartparens-mode-map (kbd "C-c `") 'wrap-with-back-quotes)
;; modification
(define-key smartparens-mode-map (kbd "C-k") 'sp-kill-hybrid-sexp)
(define-key smartparens-mode-map (kbd "C-<left>") 'sp-forward-slurp-sexp)
(define-key smartparens-mode-map (kbd "C-<right>") 'sp-forward-barf-sexp)
;; movement
;; Also Check: https://github.com/Fuco1/smartparens/wiki/Working-with-expressions
;; (look for "quick summary for each navigation function")
;;
;; Jump after the next balanced expression. If inside one and
;; there is no forward exp., jump after its closing pair.
(define-key smartparens-mode-map (kbd "C-M-<right>") 'sp-forward-sexp)
;; Jump before the previous balanced expression. If inside one
;; and there is no previous exp., jump before its opening pair.
(define-key smartparens-mode-map (kbd "C-M-<left>") 'sp-backward-sexp)
;; Jump up one level from the current balanced expression. This
;; means skipping all the enclosed expressions within this and
;; then jumping after the closing pair.
(define-key smartparens-mode-map (kbd "C-M-<up>") 'sp-up-sexp)
;; Jump after the opening pair of next balanced expression. This
;; effectively descends one level down in the "expression
;; hierarchy". If there is no expression to descend to, jump
;; after current expression's opening pair. This can be used to
;; quickly navigate to the beginning of current balanced
;; expression.
(define-key smartparens-mode-map (kbd "C-M-<down>") 'sp-down-sexp)
;; Jump to the beginning of following balanced expression. If
;; there is no following expression on the current level, jump
;; one level up backward, effectively doing sp-backward-up-sexp.
(define-key smartparens-mode-map (kbd "C-S-<left>") 'sp-next-sexp)
;; Jump to the end of the previous balanced expression. If there
;; is no previous expression on the current level, jupm one level
;; up forward, effectively doing sp-up-sexp.
(define-key smartparens-mode-map (kbd "C-S-<right>") 'sp-previous-sexp)
;; comment the whole sexp
(define-key smartparens-mode-map (kbd ";") 'tvd-lisp-comment)
;; replace my global setting
;; FIXME: fhceck/fix M<up+down>!
(define-key smartparens-mode-map (kbd "M-<right>") 'sp-forward-symbol)
(define-key smartparens-mode-map (kbd "M-<left>") 'sp-backward-symbol)
(when (fboundp 'defhydra)
(defhydra hydra-smartparens (:hint nil)
"
Sexps [quit with _q_, reach this hydra with 'C-x (']
^Nav^ ^Barf/Slurp^ ^Depth^
^---^-----------------------^----------^---------------------------^-----^-----------------
_f_: forward (C-M-right) _→_: slurp forward (C-right) _R_: splice
_b_: backward (C-M-left) _←_: barf forward (C-left) _r_: raise
_u_: backward ↑ _C-<right>_: slurp backward _↑_: raise backward
_d_: forward ↓ (C-M-down) _C-<left>_: barf backward _↓_: raise forward
_p_: backward ↓
_n_: forward ↑ (C-M-up)
^Kill^ ^Misc^ ^Wrap^
^----^-----------^----^-----------------------^----^------------------
_w_: copy _j_: join _(_: wrap with ( )
_k_: kill (C-k) _s_: split _{_: wrap with { }
^^ _t_: transpose _'_: wrap with ' '
^^ _c_: convolute _\"_: wrap with \" \"
^^ _i_: indent defun
"
("q" nil)
;; Wrapping
("(" (lambda (_) (interactive "P") (sp-wrap-with-pair "(")))
("{" (lambda (_) (interactive "P") (sp-wrap-with-pair "{")))
("'" (lambda (_) (interactive "P") (sp-wrap-with-pair "'")))
("\"" (lambda (_) (interactive "P") (sp-wrap-with-pair "\"")))
;; Navigation
("f" sp-forward-sexp )
("b" sp-backward-sexp)
("u" sp-backward-up-sexp)
("d" sp-down-sexp)
("p" sp-backward-down-sexp)
("n" sp-up-sexp)
;; Kill/copy
("w" sp-copy-sexp)
("k" sp-kill-sexp)
;; Misc
("t" sp-transpose-sexp)
("j" sp-join-sexp)
("s" sp-split-sexp)
("c" sp-convolute-sexp)
("i" sp-indent-defun)
;; Depth changing
("R" sp-splice-sexp)
("r" sp-splice-sexp-killing-around)
("<up>" sp-splice-sexp-killing-backward)
("<down>" sp-splice-sexp-killing-forward)
;; Barfing/slurping
("<left>" sp-forward-slurp-sexp)
("<right>" sp-forward-barf-sexp)
("C-<left>" sp-backward-barf-sexp)
("C-<right>" sp-backward-slurp-sexp))
(define-key smartparens-mode-map (kbd "C-x (") 'hydra-smartparens/body)
))
;;; Parens config goes here as well
;; display matching braces
(show-paren-mode 1)
;; 'mixed: highlight all if the other paren is invisible
;; 'expression: highlight the whole sexp
(setq show-paren-style 'mixed)