Improve a Redux snippet rxaction

snippets/rjsx-mode/Redux/rxaction

@@ -6,6 +6,6 @@
 # --
 
 export const ${1:actionName} = (payload) => ({
-  type: ${3:type},
+  type: ${1:$((upcase (s-snake-case yas-text)))},
   payload
 })

snippets/rjsx-mode/yas-setup.el

@@ -5,6 +5,7 @@
 ;;; Code:
 
 (require 'yasnippet)
+(require 's)
 
 (defun yas-jsx-get-class-name-by-file-name ()
   "Return name of class-like construct by `file-name'."

yasnippet-snippets.el

@@ -5,7 +5,7 @@
 ;; Author: Andrea Crotti <andrea.crotti.0@gmail.com>
 ;; Keywords: snippets
 ;; Version: 0.2
-;; Package-Requires: ((yasnippet "0.8.0"))
+;; Package-Requires: ((yasnippet "0.8.0") (s "1.12.0"))
 ;; Keywords: convenience, snippets
 
 ;;; Commentary: