is-ogrn/ogrn.js

The OGRN verification algorithm

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _isPositiveInteger = require('is-positive-integer');

var _isPositiveInteger2 = _interopRequireDefault(_isPositiveInteger);

var _toOgrn = require('./toOgrn');

var _toOgrn2 = _interopRequireDefault(_toOgrn);

var _getDivisor = require('./getDivisor');

var _getDivisor2 = _interopRequireDefault(_getDivisor);

var _checkLength = require('./checkLength');

var _checkLength2 = _interopRequireDefault(_checkLength);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

exports.default = function (value) {
  var ogrn = (0, _toOgrn2.default)(value);

  if (!(0, _checkLength2.default)(ogrn) || !(0, _isPositiveInteger2.default)(Number(ogrn))) return false;

  var ogrnLast = Number(ogrn.slice(-1));
  var modulo = Number(ogrn.slice(0, -1) % (0, _getDivisor2.default)(ogrn) % 10);

  return modulo === ogrnLast;
};