module Ougai::Formatters::ForJson

def dump(data)
  return data unless @jsonize
  convert_time(data)
  str = @serializer.serialize(data)
  str << "\n" if @with_newline
  str
end

def init_opts_for_json(opts)
  @jsonize = opts.fetch(:jsonize, true)
  @with_newline = opts.fetch(:with_newline, true)
  @serializer = Ougai::Serializer.for_json
end

def to_level(severity)
  case severity
  when 'TRACE'
    10
  when 'DEBUG'
    20
  when 'INFO'
    30
  when 'WARN'
    40
  when 'ERROR'
    50
  when 'FATAL'
    60
  else
    70
  end
end