class Fluent::Compat::ExecUtil::TextParserWrapperParser

def call(io)
  io.each_line(&method(:each_line))
end

def each_line(line)
  line.chomp!
  @parser.parse(line) { |time, record|
    @on_message.call(record, time)
  }
end

def initialize(conf, on_message)
  @parser = Plugin.new_parser(conf['format'])
  @parser.configure(conf)
  super(on_message)
end