Allow ExampleGroup Concept to access config

Author: sl4vr

lib/rubocop/cop/rspec/scattered_setup.rb

@@ -42,7 +42,7 @@ def on_block(node)
         end
 
         def repeated_hooks(node)
-          hooks = RuboCop::RSpec::ExampleGroup.new(node)
+          hooks = RuboCop::RSpec::ExampleGroup.new(node, self)
             .hooks
             .select(&:knowable_scope?)
             .group_by { |hook| [hook.name, hook.scope, hook.metadata] }

lib/rubocop/rspec/example_group.rb

@@ -4,6 +4,17 @@ module RuboCop
   module RSpec
     # Wrapper for RSpec example groups
     class ExampleGroup < Concept
+      # Cop object may be passed into overriden constructor as additional param,
+      # so we can call predicate on cop itself and will have access to #config
+      # method in order to use configured language aliases for predicates.
+      # If no predicate_receiver passed - predicate will be called on
+      # ExampleGroup as if was before.
+      def initialize(node, predicate_receiver = self)
+        @predicate_receiver = predicate_receiver
+
+        super(node)
+      end
+
       # @!method scope_change?(node)
       #
       #   Detect if the node is an example group or shared example
@@ -32,11 +43,14 @@ def hooks
 
       private
 
+      attr_reader :predicate_receiver
+
       # Recursively search for predicate within the current scope
       #
       # Searches node and halts when a scope change is detected
       #
       # @param node [RuboCop::Node] node to recursively search
+      # @param predicate [Symbol] method to call with node as argument
       #
       # @return [Array<RuboCop::Node>] discovered nodes
       def find_all_in_scope(node, predicate)
@@ -46,7 +60,7 @@ def find_all_in_scope(node, predicate)
       end
 
       def find_all(node, predicate)
-        if public_send(predicate, node)
+        if predicate_receiver.public_send(predicate, node)
           [node]
         elsif scope_change?(node) || example?(node)
           []