text: 'use strict';
  
  Object.defineProperty(exports, "__esModule", {
    value: true
  });
  
  var _buffer = require('buffer');
  
  var _create_buffer = require('./create_buffer');
  
  var _create_buffer2 = _interopRequireDefault(_create_buffer);
  
  var _define_crc = require('./define_crc');
  
  var _define_crc2 = _interopRequireDefault(_define_crc);
  
  function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
  
  var crc1 = (0, _define_crc2.default)('crc1', function (buf, previous) {
    if (!_buffer.Buffer.isBuffer(buf)) buf = (0, _create_buffer2.default)(buf);
  
    var crc = ~~previous;
    var accum = 0;
  
    for (var index = 0; index < buf.length; index++) {
      var byte = buf[index];
      accum += byte;
    }
  
    crc += accum % 256;
    return crc % 256;
  });
  
  exports.default = crc1;
  