1 | "use strict";
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2 | Object.defineProperty(exports, "__esModule", { value: true });
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3 | exports.getElementsByTagType = exports.getElementsByTagName = exports.getElementById = exports.getElements = exports.testElement = void 0;
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4 | var domhandler_1 = require("domhandler");
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5 | var querying_1 = require("./querying");
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6 | var Checks = {
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7 | tag_name: function (name) {
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8 | if (typeof name === "function") {
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9 | return function (elem) { return (0, domhandler_1.isTag)(elem) && name(elem.name); };
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10 | }
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11 | else if (name === "*") {
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12 | return domhandler_1.isTag;
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13 | }
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14 | return function (elem) { return (0, domhandler_1.isTag)(elem) && elem.name === name; };
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15 | },
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16 | tag_type: function (type) {
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17 | if (typeof type === "function") {
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18 | return function (elem) { return type(elem.type); };
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19 | }
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20 | return function (elem) { return elem.type === type; };
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21 | },
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22 | tag_contains: function (data) {
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23 | if (typeof data === "function") {
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24 | return function (elem) { return (0, domhandler_1.isText)(elem) && data(elem.data); };
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25 | }
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26 | return function (elem) { return (0, domhandler_1.isText)(elem) && elem.data === data; };
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27 | },
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28 | };
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29 |
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30 |
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31 |
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32 |
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33 |
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34 | function getAttribCheck(attrib, value) {
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35 | if (typeof value === "function") {
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36 | return function (elem) { return (0, domhandler_1.isTag)(elem) && value(elem.attribs[attrib]); };
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37 | }
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38 | return function (elem) { return (0, domhandler_1.isTag)(elem) && elem.attribs[attrib] === value; };
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39 | }
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40 |
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41 |
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42 |
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43 |
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44 |
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45 |
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46 | function combineFuncs(a, b) {
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47 | return function (elem) { return a(elem) || b(elem); };
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48 | }
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49 |
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50 |
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51 |
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52 |
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53 |
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54 | function compileTest(options) {
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55 | var funcs = Object.keys(options).map(function (key) {
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56 | var value = options[key];
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57 | return Object.prototype.hasOwnProperty.call(Checks, key)
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58 | ? Checks[key](value)
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59 | : getAttribCheck(key, value);
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60 | });
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61 | return funcs.length === 0 ? null : funcs.reduce(combineFuncs);
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62 | }
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63 |
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64 |
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65 |
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66 |
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67 |
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68 | function testElement(options, node) {
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69 | var test = compileTest(options);
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70 | return test ? test(node) : true;
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71 | }
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72 | exports.testElement = testElement;
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73 |
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74 |
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75 |
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76 |
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77 |
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78 |
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79 |
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80 | function getElements(options, nodes, recurse, limit) {
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81 | if (limit === void 0) { limit = Infinity; }
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82 | var test = compileTest(options);
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83 | return test ? (0, querying_1.filter)(test, nodes, recurse, limit) : [];
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84 | }
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85 | exports.getElements = getElements;
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86 |
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87 |
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88 |
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89 |
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90 |
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91 |
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92 | function getElementById(id, nodes, recurse) {
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93 | if (recurse === void 0) { recurse = true; }
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94 | if (!Array.isArray(nodes))
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95 | nodes = [nodes];
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96 | return (0, querying_1.findOne)(getAttribCheck("id", id), nodes, recurse);
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97 | }
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98 | exports.getElementById = getElementById;
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99 |
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100 |
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101 |
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102 |
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103 |
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104 |
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105 |
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106 | function getElementsByTagName(tagName, nodes, recurse, limit) {
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107 | if (recurse === void 0) { recurse = true; }
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108 | if (limit === void 0) { limit = Infinity; }
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109 | return (0, querying_1.filter)(Checks.tag_name(tagName), nodes, recurse, limit);
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110 | }
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111 | exports.getElementsByTagName = getElementsByTagName;
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112 |
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113 |
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114 |
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115 |
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116 |
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117 |
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118 |
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119 | function getElementsByTagType(type, nodes, recurse, limit) {
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120 | if (recurse === void 0) { recurse = true; }
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121 | if (limit === void 0) { limit = Infinity; }
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122 | return (0, querying_1.filter)(Checks.tag_type(type), nodes, recurse, limit);
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123 | }
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124 | exports.getElementsByTagType = getElementsByTagType;
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