lib/confuse/config_mixin.rb in confuse-0.1.3 vs lib/confuse/config_mixin.rb in confuse-0.1.4

@@ -10,12 +10,13 @@
     end
 
     def load_namespaces(new_namespaces)
       new_namespaces.each do |key, value|
         existing = namespaces[key]
-        existing ? existing.merge!(value) : namespaces[key] = value
+        existing ? existing.merge!(value) : namespaces[key] = value.clone
       end
+      @foo = true
     end
 
     def read_files(file_paths)
       Array(file_paths).map do |path|
         if File.directory?(path)
@@ -33,9 +34,10 @@
       return ns unless rest_of_key
       ns[rest_of_key, self]
     end
 
     def []=(key, value)
+      puts "WARNING: changing config after it has been set!"
       mixin_config!({key => value})
     end
 
     def to_hash
       namespaces.reduce({}) do |memo, (name, namespace)|