class Neo4jWrapperValidator
  NODE_NAME_REGEX = /^\(([^\)]+)\)/

  def call container, node
    node_name = node.match(NODE_NAME_REGEX)[1]

    unless class_present? container, node_name
      raise Geoff::MissingNodeDefinition, node_name
    end

    true
  end

  def class_present? container, node_name
    container.node_list.include? node_name
  end
end