1 | 'use strict';
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2 |
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3 | Object.defineProperty(exports, "__esModule", {
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4 | value: true
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5 | });
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6 | exports.sunion = sunion;
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7 |
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8 | var _arrayFrom = require('array-from');
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9 |
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10 | var _arrayFrom2 = _interopRequireDefault(_arrayFrom);
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11 |
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12 | var _es6Set = require('es6-set');
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13 |
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14 | var _es6Set2 = _interopRequireDefault(_es6Set);
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15 |
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16 | function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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17 |
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18 | function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }
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19 |
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20 | function sunion() {
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21 | var _this = this;
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22 |
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23 | for (var _len = arguments.length, keys = Array(_len), _key = 0; _key < _len; _key++) {
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24 | keys[_key] = arguments[_key];
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25 | }
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26 |
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27 | keys.forEach(function (key) {
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28 | if (_this.data.has(key) && !(_this.data.get(key) instanceof _es6Set2.default)) {
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29 | throw new Error('Key ' + key + ' does not contain a set');
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30 | }
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31 | });
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32 |
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33 | var sets = keys.map(function (key) {
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34 | return _this.data.has(key) ? _this.data.get(key) : new _es6Set2.default();
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35 | });
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36 | var union = new _es6Set2.default(sets.reduce(function (combined, set) {
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37 | return [].concat(_toConsumableArray(combined), _toConsumableArray((0, _arrayFrom2.default)(set)));
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38 | }, []));
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39 |
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40 | return (0, _arrayFrom2.default)(union);
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41 | } |
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