1 files changed, 35 insertions, 0 deletions
diff --git a/rubocop/cop/rspec/misspelled_aggregate_failures.rb b/rubocop/cop/rspec/misspelled_aggregate_failures.rb
new file mode 100644
index 00000000000..04eec515318
--- /dev/null
+++ b/rubocop/cop/rspec/misspelled_aggregate_failures.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require 'rubocop/cop/rspec/base'
+
+module RuboCop
+  module Cop
+    module RSpec
+      class MisspelledAggregateFailures < RuboCop::Cop::RSpec::Base
+        extend RuboCop::Cop::AutoCorrector
+
+        CORRECT_SPELLING = :aggregate_failures
+        MSG = "Use `#{CORRECT_SPELLING.inspect}` to aggregate failures.".freeze
+
+        # @!method aggregate_tag(node)
+        def_node_matcher :aggregate_tag, <<~PATTERN
+          (block
+            (send #rspec? {#ExampleGroups.all #Examples.all}
+              <$(sym /^aggregate[a-z]*_[a-z]+$/) ...>
+            )
+            ...
+          )
+        PATTERN
+
+        def on_block(node)
+          tag_node = aggregate_tag(node)
+          return if tag_node.nil? || tag_node.value == CORRECT_SPELLING
+
+          add_offense(tag_node) do |corrector|
+            corrector.replace(tag_node, CORRECT_SPELLING.inspect)
+          end
+        end
+      end
+    end
+  end
+end