class RuboCop::Cop::RSpec::Focus

def correct_send(corrector, focus)
  range = focus.loc.selector
  unfocused = focus.method_name.to_s.sub(/^f/, '')
  unless Examples.regular(unfocused) || ExampleGroups.regular(unfocused)
    return
  end
  corrector.replace(range,
                    range.source.sub(focus.method_name.to_s, unfocused))
end