lang/emacs-lisp: Add +parinfer feature

init.example.el

@@ -75,7 +75,8 @@
       ;erlang            ; an elegant language for a more civilized age
       ;elixir            ; erlang done right
       ;elm               ; care for a cup of TEA?
-       emacs-lisp        ; drown in parentheses
+       (emacs-lisp       ; drown in parentheses
+        +parinfer)       ; A handy addon to sort of turn lisp into python <https://shaunlebron.github.io/parinfer/>
       ;ess               ; emacs speaks statistics
       ;go                ; the hipster dialect
       ;(haskell +intero) ; a language that's lazier than I am

modules/lang/emacs-lisp/+parinfer.el

@@ -0,0 +1,22 @@
+;;; lang/emacs-lisp/+parinfer.el -*- lexical-binding: t; -*-
+
+
+(def-package! parinfer
+  :commands (parinfer-mode)
+  :init
+  (add-hook! emacs-lisp-mode
+    (yas-minor-mode -1)
+    (parinfer-mode))
+  (setq parinfer-extensions
+        '(defaults
+           pretty-parens
+           smart-tab
+           smart-yank))
+  (if (featurep! :feature evil)
+      (push 'evil parinfer-extensions))
+  :config
+  (map! :map emacs-lisp-mode-map
+        :i "<tab>" #'parinfer-smart-tab:dwim-right
+        :i "<backtab>" #'parinfer-smart-tab:dwim-left
+        :localleader
+        :nv "m" #'parinfer-toggle-mode))

modules/lang/emacs-lisp/config.el

@@ -116,3 +116,5 @@
 (def-project-mode! +emacs-lisp-ert-mode
   :modes (emacs-lisp-mode)
   :match "/test[/-].+\\.el$")
+
+(when (featurep! +parinfer) (load! "+parinfer"))

modules/lang/emacs-lisp/packages.el

@@ -9,3 +9,6 @@
 
 (when (featurep! :feature syntax-checker)
   (package! flycheck-cask))
+
+(when (featurep! +parinfer)
+  (package! parinfer))