lib/anyway/config.rb in anyway_config-2.0.0.rc1 vs lib/anyway/config.rb in anyway_config-2.0.0

@@ -31,10 +31,11 @@
       values
       class
       clear
       deconstruct_keys
       dig
+      dup
       initialize
       load
       load_from_sources
       option_parser
       pretty_print
@@ -342,9 +343,18 @@
       values.dig(*keys)
     end
 
     def to_h
       values.deep_dup.deep_freeze
+    end
+
+    def dup
+      self.class.allocate.tap do |new_config|
+        %i[config_name env_prefix __trace__].each do |ivar|
+          new_config.instance_variable_set(:"@#{ivar}", send(ivar).dup)
+        end
+        new_config.instance_variable_set(:@values, values.deep_dup)
+      end
     end
 
     def resolve_config_path(name, env_prefix)
       Anyway.env.fetch(env_prefix).delete("conf") || Settings.default_config_path.call(name)
     end