[programming] add treemacs, imenu, side-hustle

init.org

@@ -2654,9 +2654,31 @@ pjb suggested a different approach [[http://paste.lisp.org/display/10157][here]]
         ;; Lispy shadows this, but it's essential for Org literate programs
         ("M-o" . nil)
         ("M-o M-o" . font-lock-fontify-block)))
+**** treemacs
+#+BEGIN_SRC emacs-lisp
+(use-package treemacs
+  :bind (:map treemacs-mode-map
+              ([mouse-1] . #'treemacs-single-click-expand-action))
+  :config
+  (treemacs-tag-follow-mode)
+  (treemacs-toggle-fixed-width)
+  (setq treemacs-tag-follow-delay 0))
 
 #+END_SRC
+**** imenu
+#+BEGIN_SRC emacs-lisp
+(use-package imenu
+  :config (setq imenu-auto-rescan t))
 
+#+END_SRC
+**** side-hustle
+#+BEGIN_SRC emacs-lisp
+(use-package side-hustle
+  :bind
+  (:map side-hustle-mode-map
+        (("r" . next-line)
+         ("c" . previous-line))))
+#+END_SRC
 *** Emacs Lisp
 #+BEGIN_SRC emacs-lisp
 (use-package elisp-mode