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;;; init-paredit.el --- Paredit Configuration File -*- lexical-binding: t -*-
;;; Commentary:
;; add-hooks/add-lisp-hook based on https://github.com/bodil/emacs.d/blob/master/bodil/bodil-lisp.el
;;; Code:
(defun add-hooks (modes func)
(dolist (mode modes)
(add-hook (intern (concat (symbol-name mode) "-hook")) func)))
(setq lisp-modes
'(scheme-mode emacs-lisp-mode lisp-mode clojure-mode cider-repl-mode
eval-expression-minibuffer-setup ielm-mode lisp-interaction-mode))
(defun add-lisp-hook (func)
(add-hooks lisp-modes func))
(use-package paredit
:diminish
:bind
(:map paredit-mode-map
([remap mark-sexp] . sp-mark-sexp)
("M-[" . sp-wrap-square)
("C-c M-{" . sp-wrap-curly)
([remap paredit-wrap-round] . sp-wrap-round)
([remap paredit-meta-doublequote] . sp-wrap-double-quotation-marks)
("M-W" . paredit-copy-as-kill))
:config
(defun sp-wrap-double-quotation-marks ()
(interactive)
(sp-wrap-with-pair "\""))
:init
;; From emacswiki - extreme barfage & slurpage
(defun paredit-barf-all-the-way-backward ()
(interactive)
(paredit-split-sexp)
(paredit-backward-down)
(paredit-splice-sexp))
(defun paredit-barf-all-the-way-forward ()
(interactive)
(paredit-split-sexp)
(paredit-forward-down)
(paredit-splice-sexp)
(if (eolp) (delete-horizontal-space)))
(defun paredit-slurp-all-the-way-backward ()
(interactive)
(catch 'done
(while (not (bobp))
(save-excursion
(paredit-backward-up)
(if (eq (char-before) ?\()
(throw 'done t)))
(paredit-backward-slurp-sexp))))
(defun paredit-slurp-all-the-way-forward ()
(interactive)
(catch 'done
(while (not (eobp))
(save-excursion
(paredit-forward-up)
(if (eq (char-after) ?\))
(throw 'done t)))
(paredit-forward-slurp-sexp))))
;; From https://github.com/bodil/emacs.d/blob/master/bodil/bodil-paredit.el
;; Inverse M-(
(defun paredit-wrap-round-from-behind ()
(interactive)
(forward-sexp -1)
(paredit-wrap-round)
(insert " ")
(forward-char -1))
;; From https://github.com/bodil/emacs.d/blob/master/bodil/bodil-paredit.el
;; Duplicate sexp
(defun paredit-duplicate-after-point ()
"Duplicates the content of the line that is after the point."
(interactive)
;; skips to the next sexp
(while (looking-at " ")
(forward-char))
(set-mark-command nil)
;; while we find sexps we move forward on the line
(while (and (<= (point) (car (bounds-of-thing-at-point 'sexp)))
(not (= (point) (line-end-position))))
(forward-sexp)
(while (looking-at " ")
(forward-char)))
(kill-ring-save (mark) (point))
;; go to the next line and copy the sexprs we encountered
(paredit-newline)
(set-mark-command nil)
(yank)
(exchange-point-and-mark))
(defun replace-paredit-binding (commands original-keys new-keys)
(when commands
(if (and (consp (car commands))
(equal (caar commands) original-keys))
(setcar (car commands) new-keys)
(replace-paredit-binding (cdr commands) original-keys new-keys))))
(defun paredit-commands-advice ()
;; Default paredit-convolute-sexp binding clashes with xref-find-references
(replace-paredit-binding paredit-commands "M-?" "C-c M-?")
(nconc paredit-commands
'("Extreme Barfage & Slurpage"
(("C-M-)")
paredit-slurp-all-the-way-forward
("(foo (bar |baz) quux zot)"
"(foo (bar |baz quux zot))")
("(a b ((c| d)) e f)"
"(a b ((c| d)) e f)"))
(("C-M-}" "M-F")
paredit-barf-all-the-way-forward
("(foo (bar |baz quux) zot)"
"(foo (bar|) baz quux zot)"))
(("C-M-(")
paredit-slurp-all-the-way-backward
("(foo bar (baz| quux) zot)"
"((foo bar baz| quux) zot)")
("(a b ((c| d)) e f)"
"(a b ((c| d)) e f)"))
(("C-M-{" "M-B")
paredit-barf-all-the-way-backward
("(foo (bar baz |quux) zot)"
"(foo bar baz (|quux) zot)")))
'("Extra"
(("C-c M-)")
paredit-wrap-round-from-behind
("(foo| bar baz" "((| foo) bar baz"))
(("C-c C-S-d")
paredit-duplicate-after-point
("|(foo)" "(foo)\n|(foo)"))))
;; Only need to do this once
(advice-remove 'paredit-define-keys 'paredit-commands-advice))
(advice-add 'paredit-define-keys :before 'paredit-commands-advice)
(add-lisp-hook #'turn-off-smartparens-mode)
(add-lisp-hook #'enable-paredit-mode))
(provide 'init-paredit)
;;; init-paredit.el ends here
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