lib/aws-partitions.rb in aws-partitions-1.424.0 vs lib/aws-partitions.rb in aws-partitions-1.425.0

@@ -210,10 +210,15 @@
       # @return [Hash]
       # @api private
       def defaults
         @defaults ||= begin
           path = File.expand_path('../../partitions.json', __FILE__)
-          JSON.load(File.read(path))
+          defaults = if JSON::VERSION >= '2.4.0'
+            JSON.load(File.read(path), freeze: true)
+          else
+            JSON.parse(File.read(path))
+          end
+          defaults.merge('partitions' => defaults['partitions'].dup)
         end
       end
 
       # @return [Hash<String,String>] Returns a map of service module names
       #   to their id as used in the endpoints.json document.