text: 'use strict';
  const Buffer = require('safe-buffer').Buffer;
  const DelimiterParser = require('./delimiter');
  /**
   *  A transform stream that emits data after a newline delimiter is received.
   *
   *  To use the `Readline` parser, provide a delimiter (defaults to `\n`). Data is emitted as string controllable by the `encoding` option (defaults to `utf8`).
   * @extends DelimiterParser
   * @example
  const SerialPort = require('serialport');
  const Readline = SerialPort.parsers.Readline;
  const port = new SerialPort('/dev/tty-usbserial1');
  const parser = port.pipe(new Readline({ delimiter: '\r\n' }));
  parser.on('data', console.log);
  */
  class ReadLineParser extends DelimiterParser {
    constructor(options) {
      const opts = Object.assign({
        delimiter: Buffer.from('\n', 'utf8'),
        encoding: 'utf8'
      }, options);
  
      if (typeof opts.delimiter === 'string') {
        opts.delimiter = Buffer.from(opts.delimiter, opts.encoding);
      }
  
      super(opts);
    }
  };
  
  module.exports = ReadLineParser;
  