lib/terrestrial/inspection_string.rb in terrestrial-0.3.0 vs lib/terrestrial/inspection_string.rb in terrestrial-0.5.0

@@ -1,9 +1,14 @@
 module Terrestrial
   module InspectionString
     def inspect
+      original_inspect_string = super
+      # this is kind of a silly way of getting the object id hex string but
+      # multiple Ruby versions have changed how this calculated.
+      hex_object_id = /#{self.class.to_s}:0x([0-9a-f]+)/.match(original_inspect_string)[1]
+
       (
-        ["\#<#{self.class.name}:0x#{sprintf("%014x", (object_id.<<(1)))}"] +
+        ["\#<#{self.class.to_s}:0x#{hex_object_id}"] +
         inspectable_properties.map { |name|
           [
             name,
             instance_variable_get("@#{name}").inspect
           ].join("=")