class RuboCop::Cop::Style::RedundantSelf

def on_send(node)
  receiver, method_name, *_args = *node
  return unless receiver && receiver.type == :self
  return if operator?(method_name) || keyword?(method_name) ||
    constant_name?(method_name) ||
    @allowed_send_nodes.include?(node) ||
    @local_variables.include?(method_name)
  add_offense(node, :expression)
end