class RuboCop::Cop::RSpec::DescribeMethod

end
describe MyClass, ‘.my_class_method’ do
end
describe MyClass, ‘#my_instance_method’ do
# good
end
describe MyClass, ‘do something’ do
# bad
@example
Checks that the second argument to ‘describe` specifies a method.

def on_top_level_describe(_node, (_, second_arg)) 

def on_top_level_describe(_node, (_, second_arg))
  return unless second_arg&.str_type?
  return if second_arg.str_content.start_with?('#', '.')
  add_offense(second_arg)
end