TopLevelGroup. Support top level shared examples

Author: andrykonchin

lib/rubocop-rspec.rb

@@ -10,10 +10,10 @@
 require_relative 'rubocop/rspec/inject'
 require_relative 'rubocop/rspec/node'
 require_relative 'rubocop/rspec/top_level_describe'
-require_relative 'rubocop/rspec/top_level_group'
 require_relative 'rubocop/rspec/wording'
 require_relative 'rubocop/rspec/language'
 require_relative 'rubocop/rspec/language/node_pattern'
+require_relative 'rubocop/rspec/top_level_group'
 require_relative 'rubocop/rspec/concept'
 require_relative 'rubocop/rspec/example_group'
 require_relative 'rubocop/rspec/example'

lib/rubocop/rspec/top_level_group.rb

@@ -4,6 +4,14 @@ module RuboCop
   module RSpec
     # Helper methods for top level example group cops
     module TopLevelGroup
+      extend NodePattern::Macros
+
+      def_node_matcher :example_or_shared_group?,
+                       (
+                         Language::ExampleGroups::ALL +
+                         Language::SharedGroups::ALL
+                       ).block_pattern
+
       def on_block(node)
         return unless respond_to?(:on_top_level_group)
         return unless top_level_group?(node)
@@ -18,7 +26,8 @@ def top_level_group?(node)
       end
 
       def top_level_groups
-        @top_level_groups ||= top_level_nodes.select { |n| example_group?(n) }
+        @top_level_groups ||= \
+          top_level_nodes.select { |n| example_or_shared_group?(n) }
       end
 
       def top_level_nodes

spec/rubocop/cop/rspec/subject_stub_spec.rb

@@ -349,6 +349,7 @@
       context xcontext fcontext
       feature xfeature ffeature
       example_group
+      shared_examples shared_examples_for shared_context
     ].each do |method|
       it "flags in top level #{method}" do
         expect_offense(<<-RUBY)