lib/json_schema/schema.rb in json_schema-0.14.0 vs lib/json_schema/schema.rb in json_schema-0.14.1

@@ -31,9 +31,17 @@
       class_eval("def #{attr} ; !@#{attr}.nil? ? @#{attr} : #{default} ; end")
     end
 
     def initialize
       @clones = Set.new
+
+      # nil out all our schema fields so that it's possible to instantiate a
+      # schema instance without going through the parser and validate against
+      # it without Ruby throwing warnings about uninitialized instance
+      # variables.
+      @@schema_attrs.each do |_, a|
+        send(:"#{a}=", nil)
+      end
     end
 
     # Fragment of a JSON Pointer that can help us build a pointer back to this
     # schema for debugging.
     attr_accessor :fragment