lib/rubocop/cop/rspec/described_class.rb in rubocop-rspec-1.22.1 vs lib/rubocop/cop/rspec/described_class.rb in rubocop-rspec-1.22.2

@@ -47,15 +47,15 @@
                          RuboCop::RSpec::Language::ALL.block_pattern
 
         def_node_matcher :scope_changing_syntax?, '{def class module}'
 
         def on_block(node)
-          describe, described_class, body = described_constant(node)
-          return unless top_level_describe?(describe)
+          # In case the explicit style is used, we needs to remember what's
+          # being described. Thus, we use an ivar for @described_class.
+          describe, @described_class, body = described_constant(node)
 
-          # in case we explicit style is used, this cop needs to remember what's
-          # being described, so to replace described_class with the constant
-          @described_class = described_class
+          return if body.nil?
+          return unless top_level_describe?(describe)
 
           find_usage(body) do |match|
             add_offense(
               match,
               location: :expression,