1 | ;
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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.dict = dict;
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7 | exports.isDict = isDict;
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8 | exports.isObject = isObject;
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9 | exports.StackImpl = exports.DictSet = void 0;
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10 |
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11 | var _guid = require("./guid");
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12 |
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13 | function _defineProperties(target, props) {
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14 | for (var i = 0; i < props.length; i++) {
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15 | var descriptor = props[i];
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16 | descriptor.enumerable = descriptor.enumerable || false;
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17 | descriptor.configurable = true;
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18 | if ("value" in descriptor) descriptor.writable = true;
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19 | Object.defineProperty(target, descriptor.key, descriptor);
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20 | }
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21 | }
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22 |
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23 | function _createClass(Constructor, protoProps, staticProps) {
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24 | if (protoProps) _defineProperties(Constructor.prototype, protoProps);
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25 | if (staticProps) _defineProperties(Constructor, staticProps);
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26 | return Constructor;
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27 | }
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28 |
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29 | function dict() {
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30 | return Object.create(null);
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31 | }
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32 |
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33 | function isDict(u) {
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34 | return u !== null && u !== undefined;
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35 | }
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36 |
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37 | function isObject(u) {
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38 | return typeof u === 'object' && u !== null;
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39 | }
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40 |
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41 | var DictSet = /*#__PURE__*/function () {
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42 | function DictSet() {
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43 | this.dict = dict();
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44 | }
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45 |
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46 | var _proto = DictSet.prototype;
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47 |
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48 | _proto.add = function add(obj) {
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49 | if (typeof obj === 'string') this.dict[obj] = obj;else this.dict[(0, _guid.ensureGuid)(obj)] = obj;
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50 | return this;
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51 | };
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52 |
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53 | _proto["delete"] = function _delete(obj) {
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54 | if (typeof obj === 'string') delete this.dict[obj];else if (obj._guid) delete this.dict[obj._guid];
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55 | };
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56 |
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57 | return DictSet;
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58 | }();
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59 |
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60 | exports.DictSet = DictSet;
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61 |
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62 | var StackImpl = /*#__PURE__*/function () {
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63 | function StackImpl() {
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64 | this.stack = [];
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65 | this.current = null;
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66 | }
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67 |
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68 | var _proto2 = StackImpl.prototype;
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69 |
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70 | _proto2.push = function push(item) {
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71 | this.current = item;
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72 | this.stack.push(item);
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73 | };
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74 |
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75 | _proto2.pop = function pop() {
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76 | var item = this.stack.pop();
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77 | var len = this.stack.length;
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78 | this.current = len === 0 ? null : this.stack[len - 1];
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79 | return item === undefined ? null : item;
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80 | };
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81 |
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82 | _proto2.nth = function nth(from) {
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83 | var len = this.stack.length;
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84 | return len < from ? null : this.stack[len - from];
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85 | };
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86 |
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87 | _proto2.isEmpty = function isEmpty() {
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88 | return this.stack.length === 0;
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89 | };
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90 |
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91 | _proto2.toArray = function toArray() {
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92 | return this.stack;
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93 | };
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94 |
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95 | _createClass(StackImpl, [{
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96 | key: "size",
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97 | get: function get() {
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98 | return this.stack.length;
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99 | }
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100 | }]);
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101 |
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102 | return StackImpl;
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103 | }();
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104 |
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105 | exports.StackImpl = StackImpl;
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106 | //# 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OiBib29sZWFuIHtcbiAgICByZXR1cm4gdGhpcy5zdGFjay5sZW5ndGggPT09IDA7XG4gIH1cblxuICB0b0FycmF5KCk6IFRbXSB7XG4gICAgcmV0dXJuIHRoaXMuc3RhY2s7XG4gIH1cbn1cbiJdLCJzb3VyY2VSb290IjoiIn0= 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