class RuboCop::Cop::Style::EmptyCaseCondition

def correct_when_conditions(corrector, when_nodes)
  when_nodes.each do |when_node|
    conditions = when_node.conditions
    next unless conditions.size > 1
    range = range_between(conditions.first.loc.expression.begin_pos,
                          conditions.last.loc.expression.end_pos)
    corrector.replace(range, conditions.map(&:source).join(' || '))
  end
end