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69 lines
2.8 KiB
JavaScript

'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _constants = require('./constants');
var _Barcode2 = require('../Barcode');
var _Barcode3 = _interopRequireDefault(_Barcode2);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
var ITF = function (_Barcode) {
_inherits(ITF, _Barcode);
function ITF() {
_classCallCheck(this, ITF);
return _possibleConstructorReturn(this, (ITF.__proto__ || Object.getPrototypeOf(ITF)).apply(this, arguments));
}
_createClass(ITF, [{
key: 'valid',
value: function valid() {
return this.data.search(/^([0-9]{2})+$/) !== -1;
}
}, {
key: 'encode',
value: function encode() {
var _this2 = this;
// Calculate all the digit pairs
var encoded = this.data.match(/.{2}/g).map(function (pair) {
return _this2.encodePair(pair);
}).join('');
return {
data: _constants.START_BIN + encoded + _constants.END_BIN,
text: this.text
};
}
// Calculate the data of a number pair
}, {
key: 'encodePair',
value: function encodePair(pair) {
var second = _constants.BINARIES[pair[1]];
return _constants.BINARIES[pair[0]].split('').map(function (first, idx) {
return (first === '1' ? '111' : '1') + (second[idx] === '1' ? '000' : '0');
}).join('');
}
}]);
return ITF;
}(_Barcode3.default);
exports.default = ITF;