lib/commando/io_handler.rb in tcollier-commando-0.2.0 vs lib/commando/io_handler.rb in tcollier-commando-0.2.1

@@ -39,22 +39,22 @@
       Readline.completion_proc =
         proc { |s| Commando.config.commands.grep(/^#{Regexp.escape(s)}/) }
     end
 
     def load_history
-      if Commando.config.history_file
-        File.readlines(Commando.config.history_file).each do |line|
+      if history_file && File.exists?(history_file)
+        File.readlines(history_file).each do |line|
           Readline::HISTORY.push(line.chomp)
         end
       end
     end
 
     def save_history(line)
-      if Commando.config.history_file
-        File.open(Commando.config.history_file, 'a') do |f|
-          f.puts line
-        end
-      end
+      File.open(history_file, 'a') { |f| f.puts(line) } if history_file
+    end
+
+    def history_file
+      Commando.config.history_file
     end
   end
 
   private_constant :IOHandler
 end