class RuboCop::Cop::Naming::RescuedExceptionsVariableName

def variable_name_matches?(node, name)
  if node.masgn_type?
    node.each_descendant(:lvasgn).any? do |lvasgn_node|
      variable_name_matches?(lvasgn_node, name)
    end
  else
    node.children.first == name
  end
end