process_less method should call cleanup before checks + add empty check

ku1ik · Mar 13, 2012 · b6a7e5d · b6a7e5d
1 parent 38fa312
commit b6a7e5d
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/css2less.rb b/css2less.rb
@@ -14,10 +14,13 @@ def initialize(css=nil)
     end
 
     def process_less
+      cleanup
       if @css.nil?
 	return false
       end
-      cleanup
+      if @css.empty?
+	return false
+      end
       generate_tree
       render_less
       return true