1 | /*! |
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2 | * Bootstrap util.js v4.6.2 (https://getbootstrap.com/) |
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3 | * Copyright 2011-2022 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors) |
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4 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) |
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5 | */ |
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6 | View Code Duplication | (function (global, factory) { |
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7 | typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery')) : |
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8 | typeof define === 'function' && define.amd ? define(['jquery'], factory) : |
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9 | (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Util = factory(global.jQuery)); |
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10 | })(this, (function ($) { 'use strict'; |
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11 | |||
12 | function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; } |
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13 | |||
14 | var $__default = /*#__PURE__*/_interopDefaultLegacy($); |
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15 | |||
16 | /** |
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17 | * -------------------------------------------------------------------------- |
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18 | * Bootstrap (v4.6.2): util.js |
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19 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) |
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20 | * -------------------------------------------------------------------------- |
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21 | */ |
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22 | /** |
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23 | * Private TransitionEnd Helpers |
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24 | */ |
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25 | |||
26 | var TRANSITION_END = 'transitionend'; |
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27 | var MAX_UID = 1000000; |
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28 | var MILLISECONDS_MULTIPLIER = 1000; // Shoutout AngusCroll (https://goo.gl/pxwQGp) |
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29 | |||
30 | function toType(obj) { |
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31 | if (obj === null || typeof obj === 'undefined') { |
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32 | return "" + obj; |
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33 | } |
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34 | |||
35 | return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase(); |
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36 | } |
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37 | |||
38 | function getSpecialTransitionEndEvent() { |
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39 | return { |
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40 | bindType: TRANSITION_END, |
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41 | delegateType: TRANSITION_END, |
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42 | handle: function handle(event) { |
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43 | if ($__default["default"](event.target).is(this)) { |
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44 | return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params |
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45 | } |
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46 | |||
47 | return undefined; |
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48 | } |
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49 | }; |
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50 | } |
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51 | |||
52 | function transitionEndEmulator(duration) { |
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53 | var _this = this; |
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54 | |||
55 | var called = false; |
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56 | $__default["default"](this).one(Util.TRANSITION_END, function () { |
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57 | called = true; |
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58 | }); |
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59 | setTimeout(function () { |
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60 | if (!called) { |
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61 | Util.triggerTransitionEnd(_this); |
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62 | } |
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63 | }, duration); |
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64 | return this; |
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65 | } |
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66 | |||
67 | function setTransitionEndSupport() { |
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68 | $__default["default"].fn.emulateTransitionEnd = transitionEndEmulator; |
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69 | $__default["default"].event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent(); |
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70 | } |
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71 | /** |
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72 | * Public Util API |
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73 | */ |
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74 | |||
75 | |||
76 | var Util = { |
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77 | TRANSITION_END: 'bsTransitionEnd', |
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78 | getUID: function getUID(prefix) { |
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79 | do { |
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80 | // eslint-disable-next-line no-bitwise |
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81 | prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here |
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82 | } while (document.getElementById(prefix)); |
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83 | |||
84 | return prefix; |
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85 | }, |
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86 | getSelectorFromElement: function getSelectorFromElement(element) { |
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87 | var selector = element.getAttribute('data-target'); |
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88 | |||
89 | if (!selector || selector === '#') { |
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90 | var hrefAttr = element.getAttribute('href'); |
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91 | selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : ''; |
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92 | } |
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93 | |||
94 | try { |
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95 | return document.querySelector(selector) ? selector : null; |
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96 | } catch (_) { |
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97 | return null; |
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98 | } |
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99 | }, |
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100 | getTransitionDurationFromElement: function getTransitionDurationFromElement(element) { |
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101 | if (!element) { |
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102 | return 0; |
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103 | } // Get transition-duration of the element |
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104 | |||
105 | |||
106 | var transitionDuration = $__default["default"](element).css('transition-duration'); |
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107 | var transitionDelay = $__default["default"](element).css('transition-delay'); |
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108 | var floatTransitionDuration = parseFloat(transitionDuration); |
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109 | var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found |
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110 | |||
111 | if (!floatTransitionDuration && !floatTransitionDelay) { |
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112 | return 0; |
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113 | } // If multiple durations are defined, take the first |
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114 | |||
115 | |||
116 | transitionDuration = transitionDuration.split(',')[0]; |
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117 | transitionDelay = transitionDelay.split(',')[0]; |
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118 | return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER; |
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119 | }, |
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120 | reflow: function reflow(element) { |
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121 | return element.offsetHeight; |
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122 | }, |
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123 | triggerTransitionEnd: function triggerTransitionEnd(element) { |
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124 | $__default["default"](element).trigger(TRANSITION_END); |
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125 | }, |
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126 | supportsTransitionEnd: function supportsTransitionEnd() { |
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127 | return Boolean(TRANSITION_END); |
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128 | }, |
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129 | isElement: function isElement(obj) { |
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130 | return (obj[0] || obj).nodeType; |
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131 | }, |
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132 | typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) { |
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133 | for (var property in configTypes) { |
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134 | if (Object.prototype.hasOwnProperty.call(configTypes, property)) { |
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135 | var expectedTypes = configTypes[property]; |
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136 | var value = config[property]; |
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137 | var valueType = value && Util.isElement(value) ? 'element' : toType(value); |
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138 | |||
139 | if (!new RegExp(expectedTypes).test(valueType)) { |
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140 | throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\".")); |
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141 | } |
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142 | } |
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143 | } |
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144 | }, |
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145 | findShadowRoot: function findShadowRoot(element) { |
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146 | if (!document.documentElement.attachShadow) { |
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147 | return null; |
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148 | } // Can find the shadow root otherwise it'll return the document |
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149 | |||
150 | |||
151 | if (typeof element.getRootNode === 'function') { |
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152 | var root = element.getRootNode(); |
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153 | return root instanceof ShadowRoot ? root : null; |
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154 | } |
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155 | |||
156 | if (element instanceof ShadowRoot) { |
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157 | return element; |
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158 | } // when we don't find a shadow root |
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159 | |||
160 | |||
161 | if (!element.parentNode) { |
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162 | return null; |
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163 | } |
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164 | |||
165 | return Util.findShadowRoot(element.parentNode); |
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166 | }, |
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167 | jQueryDetection: function jQueryDetection() { |
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168 | if (typeof $__default["default"] === 'undefined') { |
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169 | throw new TypeError('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.'); |
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170 | } |
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171 | |||
172 | var version = $__default["default"].fn.jquery.split(' ')[0].split('.'); |
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173 | var minMajor = 1; |
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174 | var ltMajor = 2; |
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175 | var minMinor = 9; |
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176 | var minPatch = 1; |
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177 | var maxMajor = 4; |
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178 | |||
179 | if (version[0] < ltMajor && version[1] < minMinor || version[0] === minMajor && version[1] === minMinor && version[2] < minPatch || version[0] >= maxMajor) { |
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180 | throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0'); |
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181 | } |
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182 | } |
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183 | }; |
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184 | Util.jQueryDetection(); |
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185 | setTransitionEndSupport(); |
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186 | |||
187 | return Util; |
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188 | |||
189 | })); |
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190 | //# sourceMappingURL=util.js.map |
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191 |
When iterating over the keys of an object, this includes not only the keys of the object, but also keys contained in the prototype of that object. It is generally a best practice to check for these keys specifically: