class RuboCop::Cop::RSpec::MessageChain


allow(foo).to receive(bar: thing)
thing = Thing.new(baz: 42)
# better
allow(foo).to receive_message_chain(:bar, :baz).and_return(42)
# bad
@example
Check that chains of messages are not being stubbed.

def on_send(node) 

def on_send(node)
  _receiver, method_name, *_args = *node
  return unless Matchers::MESSAGE_CHAIN.include?(method_name)
  add_offense(node, :selector, format(MESSAGE, method: method_name))
end