class Ransack::Nodes::Grouping

def inspect
  data = [
    ['conditions'.freeze, conditions], [Constants::COMBINATOR, combinator]
  ]
  .reject { |e| e[1].blank? }
  .map { |v| "#{v[0]}: #{v[1]}" }
  .join(', '.freeze)
  "Grouping <#{data}>"
end