class Regexp::Expression::Base

def attributes
  {
    type:              type,
    token:             token,
    text:              to_s(:base),
    starts_at:         ts,
    length:            full_length,
    level:             level,
    set_level:         set_level,
    conditional_level: conditional_level,
    options:           options,
    quantifier:        quantified? ? quantifier.to_h : nil,
  }
end