Start to play with Fennel and Lua

README.org

@@ -3757,6 +3757,48 @@ support.
 4. [[http://xahlee.info/talk_show/xah_talk_show_2022-01-20.html][Xah talk show: Elisp coding: xah-add-space-after-comma]]
 5. [[http://xahlee.info/talk_show/xah_talk_show_2022-01-22.html][Xah talk show: Elisp coding: narrow-to-region, sort-lines, hilight-unicode]]
 
+** [[https://fennel-lang.org/][Fennel Programming]]
+:PROPERTIES:
+:CUSTOM_ID: sec:fennel-programming
+:END:
+
+#+caption[Install =fennel-mode= and =ob-fennel= in case of =Fennel=]:
+#+caption: Install =fennel-mode= and =ob-fennel= in case of =Fennel=.
+#+name: lst:install-ob-fennel-mode
+#+begin_src emacs-lisp
+  (when (and (executable-find "fennel")
+             (ensure-package-installation 'fennel-mode 'quelpa))
+    (unless (package-installed-p 'ob-fennel)
+      (quelpa '(ob-fennel :repo "andreyorst/ob-fennel" :fetcher gitlab))))
+#+end_src
+
+#+caption[Fennel example]:
+#+caption: Fennel example.
+#+name: lst:fennel-example
+#+begin_src fennel :results silent :session fennel :var x=10 y=20
+  (+ x y)
+#+end_src
+
+** [[https://www.lua.org/][Lua Programming]]
+:PROPERTIES:
+:CUSTOM_ID: sec:lua-programming
+:END:
+
+#+caption[Install =lua-mode= in case of =Lua=]:
+#+caption: Install =lua-mode= in case of =Lua=.
+#+name: lst:install-lua-mode
+#+begin_src emacs-lisp
+  (when (and (executable-find "lua")
+             (ensure-package-installation 'lua-mode)))
+#+end_src
+
+#+caption[Lua example]:
+#+caption: Lua example.
+#+name: lst:lua-example
+#+begin_src lua :results silent :var x=10 y=20
+  return (x+y)
+#+end_src
+
 ** [[info:maxima#Top][Maxima Programming (info)]]
 :PROPERTIES:
 :CUSTOM_ID: sec:maxima-programming