Install yasnippet and vala-snippets packages

elpa/yasnippet-20160924.2001/snippets/clojure-mode/ns

@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+# name: ns
+# key: ns
+# --
+(ns `(flet ((try-src-prefix
+	  (path src-pfx)
+	  (let ((parts (split-string path src-pfx)))
+	    (if (= 2 (length parts))
+		(second parts)
+	      nil))))
+    (let* ((p (buffer-file-name))
+           (p2 (first
+		(remove-if-not '(lambda (x) x)
+			       (mapcar
+				'(lambda (pfx)
+				   (try-src-prefix p pfx))
+				'("/src/cljs/" "/src/clj/" "/src/")))))
+	   (p3 (file-name-sans-extension p2))
+	   (p4 (mapconcat '(lambda (x) x)
+		 (split-string p3 "/")
+		 ".")))
+      (replace-regexp-in-string "_" "-" p4)))`)