1 |
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2 |
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3 |
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4 |
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5 | (function (global, factory) {
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6 | typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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7 | typeof define === 'function' && define.amd ? define(['exports'], factory) :
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8 | (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.Popper = {}));
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9 | }(this, (function (exports) { 'use strict';
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10 |
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11 | function getWindow(node) {
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12 | if (node == null) {
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13 | return window;
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14 | }
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15 |
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16 | if (node.toString() !== '[object Window]') {
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17 | var ownerDocument = node.ownerDocument;
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18 | return ownerDocument ? ownerDocument.defaultView || window : window;
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19 | }
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20 |
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21 | return node;
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22 | }
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23 |
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24 | function isElement(node) {
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25 | var OwnElement = getWindow(node).Element;
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26 | return node instanceof OwnElement || node instanceof Element;
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27 | }
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28 |
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29 | function isHTMLElement(node) {
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30 | var OwnElement = getWindow(node).HTMLElement;
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31 | return node instanceof OwnElement || node instanceof HTMLElement;
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32 | }
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33 |
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34 | function isShadowRoot(node) {
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35 |
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36 | if (typeof ShadowRoot === 'undefined') {
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37 | return false;
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38 | }
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39 |
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40 | var OwnElement = getWindow(node).ShadowRoot;
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41 | return node instanceof OwnElement || node instanceof ShadowRoot;
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42 | }
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43 |
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44 | var max = Math.max;
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45 | var min = Math.min;
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46 | var round = Math.round;
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47 |
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48 | function getBoundingClientRect(element, includeScale) {
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49 | if (includeScale === void 0) {
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50 | includeScale = false;
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51 | }
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52 |
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53 | var rect = element.getBoundingClientRect();
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54 | var scaleX = 1;
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55 | var scaleY = 1;
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56 |
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57 | if (isHTMLElement(element) && includeScale) {
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58 | var offsetHeight = element.offsetHeight;
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59 | var offsetWidth = element.offsetWidth;
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60 |
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61 |
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62 | if (offsetWidth > 0) {
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63 | scaleX = round(rect.width) / offsetWidth || 1;
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64 | }
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65 |
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66 | if (offsetHeight > 0) {
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67 | scaleY = round(rect.height) / offsetHeight || 1;
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68 | }
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69 | }
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70 |
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71 | return {
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72 | width: rect.width / scaleX,
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73 | height: rect.height / scaleY,
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74 | top: rect.top / scaleY,
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75 | right: rect.right / scaleX,
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76 | bottom: rect.bottom / scaleY,
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77 | left: rect.left / scaleX,
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78 | x: rect.left / scaleX,
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79 | y: rect.top / scaleY
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80 | };
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81 | }
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82 |
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83 | function getWindowScroll(node) {
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84 | var win = getWindow(node);
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85 | var scrollLeft = win.pageXOffset;
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86 | var scrollTop = win.pageYOffset;
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87 | return {
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88 | scrollLeft: scrollLeft,
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89 | scrollTop: scrollTop
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90 | };
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91 | }
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92 |
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93 | function getHTMLElementScroll(element) {
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94 | return {
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95 | scrollLeft: element.scrollLeft,
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96 | scrollTop: element.scrollTop
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97 | };
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98 | }
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99 |
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100 | function getNodeScroll(node) {
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101 | if (node === getWindow(node) || !isHTMLElement(node)) {
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102 | return getWindowScroll(node);
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103 | } else {
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104 | return getHTMLElementScroll(node);
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105 | }
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106 | }
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107 |
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108 | function getNodeName(element) {
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109 | return element ? (element.nodeName || '').toLowerCase() : null;
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110 | }
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111 |
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112 | function getDocumentElement(element) {
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113 |
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114 | return ((isElement(element) ? element.ownerDocument :
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115 | element.document) || window.document).documentElement;
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116 | }
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117 |
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118 | function getWindowScrollBarX(element) {
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119 |
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120 |
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121 |
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122 |
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123 |
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124 |
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125 |
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126 | return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft;
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127 | }
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128 |
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129 | function getComputedStyle(element) {
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130 | return getWindow(element).getComputedStyle(element);
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131 | }
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132 |
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133 | function isScrollParent(element) {
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134 |
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135 | var _getComputedStyle = getComputedStyle(element),
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136 | overflow = _getComputedStyle.overflow,
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137 | overflowX = _getComputedStyle.overflowX,
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138 | overflowY = _getComputedStyle.overflowY;
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139 |
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140 | return /auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX);
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141 | }
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142 |
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143 | function isElementScaled(element) {
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144 | var rect = element.getBoundingClientRect();
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145 | var scaleX = round(rect.width) / element.offsetWidth || 1;
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146 | var scaleY = round(rect.height) / element.offsetHeight || 1;
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147 | return scaleX !== 1 || scaleY !== 1;
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148 | }
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149 |
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150 |
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151 |
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152 | function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) {
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153 | if (isFixed === void 0) {
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154 | isFixed = false;
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155 | }
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156 |
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157 | var isOffsetParentAnElement = isHTMLElement(offsetParent);
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158 | var offsetParentIsScaled = isHTMLElement(offsetParent) && isElementScaled(offsetParent);
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159 | var documentElement = getDocumentElement(offsetParent);
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160 | var rect = getBoundingClientRect(elementOrVirtualElement, offsetParentIsScaled);
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161 | var scroll = {
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162 | scrollLeft: 0,
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163 | scrollTop: 0
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164 | };
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165 | var offsets = {
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166 | x: 0,
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167 | y: 0
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168 | };
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169 |
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170 | if (isOffsetParentAnElement || !isOffsetParentAnElement && !isFixed) {
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171 | if (getNodeName(offsetParent) !== 'body' ||
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172 | isScrollParent(documentElement)) {
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173 | scroll = getNodeScroll(offsetParent);
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174 | }
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175 |
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176 | if (isHTMLElement(offsetParent)) {
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177 | offsets = getBoundingClientRect(offsetParent, true);
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178 | offsets.x += offsetParent.clientLeft;
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179 | offsets.y += offsetParent.clientTop;
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180 | } else if (documentElement) {
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181 | offsets.x = getWindowScrollBarX(documentElement);
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182 | }
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183 | }
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184 |
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185 | return {
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186 | x: rect.left + scroll.scrollLeft - offsets.x,
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187 | y: rect.top + scroll.scrollTop - offsets.y,
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188 | width: rect.width,
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189 | height: rect.height
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190 | };
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191 | }
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192 |
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193 |
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194 |
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195 | function getLayoutRect(element) {
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196 | var clientRect = getBoundingClientRect(element);
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197 |
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198 |
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199 | var width = element.offsetWidth;
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200 | var height = element.offsetHeight;
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201 |
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202 | if (Math.abs(clientRect.width - width) <= 1) {
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203 | width = clientRect.width;
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204 | }
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205 |
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206 | if (Math.abs(clientRect.height - height) <= 1) {
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207 | height = clientRect.height;
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208 | }
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209 |
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210 | return {
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211 | x: element.offsetLeft,
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212 | y: element.offsetTop,
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213 | width: width,
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214 | height: height
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215 | };
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216 | }
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217 |
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218 | function getParentNode(element) {
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219 | if (getNodeName(element) === 'html') {
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220 | return element;
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221 | }
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222 |
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223 | return (
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224 |
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225 |
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226 | element.assignedSlot ||
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227 | element.parentNode || (
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228 | isShadowRoot(element) ? element.host : null) ||
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229 |
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230 | getDocumentElement(element)
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231 |
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232 | );
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233 | }
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234 |
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235 | function getScrollParent(node) {
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236 | if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) {
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237 |
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238 | return node.ownerDocument.body;
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239 | }
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240 |
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241 | if (isHTMLElement(node) && isScrollParent(node)) {
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242 | return node;
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243 | }
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244 |
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245 | return getScrollParent(getParentNode(node));
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246 | }
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247 |
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248 | |
249 |
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250 |
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251 |
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252 |
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253 |
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254 |
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255 | function listScrollParents(element, list) {
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256 | var _element$ownerDocumen;
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257 |
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258 | if (list === void 0) {
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259 | list = [];
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260 | }
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261 |
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262 | var scrollParent = getScrollParent(element);
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263 | var isBody = scrollParent === ((_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body);
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264 | var win = getWindow(scrollParent);
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265 | var target = isBody ? [win].concat(win.visualViewport || [], isScrollParent(scrollParent) ? scrollParent : []) : scrollParent;
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266 | var updatedList = list.concat(target);
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267 | return isBody ? updatedList :
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268 | updatedList.concat(listScrollParents(getParentNode(target)));
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269 | }
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270 |
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271 | function isTableElement(element) {
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272 | return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0;
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273 | }
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274 |
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275 | function getTrueOffsetParent(element) {
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276 | if (!isHTMLElement(element) ||
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277 | getComputedStyle(element).position === 'fixed') {
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278 | return null;
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279 | }
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280 |
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281 | return element.offsetParent;
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282 | }
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283 |
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284 |
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285 |
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286 | function getContainingBlock(element) {
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287 | var isFirefox = navigator.userAgent.toLowerCase().indexOf('firefox') !== -1;
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288 | var isIE = navigator.userAgent.indexOf('Trident') !== -1;
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289 |
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290 | if (isIE && isHTMLElement(element)) {
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291 |
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292 | var elementCss = getComputedStyle(element);
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293 |
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294 | if (elementCss.position === 'fixed') {
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295 | return null;
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296 | }
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297 | }
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298 |
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299 | var currentNode = getParentNode(element);
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300 |
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301 | if (isShadowRoot(currentNode)) {
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302 | currentNode = currentNode.host;
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303 | }
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304 |
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305 | while (isHTMLElement(currentNode) && ['html', 'body'].indexOf(getNodeName(currentNode)) < 0) {
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306 | var css = getComputedStyle(currentNode);
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307 |
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308 |
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309 |
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310 | if (css.transform !== 'none' || css.perspective !== 'none' || css.contain === 'paint' || ['transform', 'perspective'].indexOf(css.willChange) !== -1 || isFirefox && css.willChange === 'filter' || isFirefox && css.filter && css.filter !== 'none') {
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311 | return currentNode;
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312 | } else {
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313 | currentNode = currentNode.parentNode;
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314 | }
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315 | }
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316 |
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317 | return null;
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318 | }
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319 |
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320 |
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321 |
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322 | function getOffsetParent(element) {
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323 | var window = getWindow(element);
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324 | var offsetParent = getTrueOffsetParent(element);
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325 |
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326 | while (offsetParent && isTableElement(offsetParent) && getComputedStyle(offsetParent).position === 'static') {
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327 | offsetParent = getTrueOffsetParent(offsetParent);
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328 | }
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329 |
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330 | if (offsetParent && (getNodeName(offsetParent) === 'html' || getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static')) {
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331 | return window;
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332 | }
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333 |
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334 | return offsetParent || getContainingBlock(element) || window;
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335 | }
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336 |
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337 | var top = 'top';
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338 | var bottom = 'bottom';
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339 | var right = 'right';
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340 | var left = 'left';
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341 | var auto = 'auto';
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342 | var basePlacements = [top, bottom, right, left];
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343 | var start = 'start';
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344 | var end = 'end';
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345 | var clippingParents = 'clippingParents';
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346 | var viewport = 'viewport';
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347 | var popper = 'popper';
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348 | var reference = 'reference';
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349 |
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350 | var beforeRead = 'beforeRead';
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351 | var read = 'read';
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352 | var afterRead = 'afterRead';
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353 |
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354 | var beforeMain = 'beforeMain';
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355 | var main = 'main';
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356 | var afterMain = 'afterMain';
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357 |
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358 | var beforeWrite = 'beforeWrite';
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359 | var write = 'write';
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360 | var afterWrite = 'afterWrite';
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361 | var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite];
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362 |
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363 | function order(modifiers) {
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364 | var map = new Map();
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365 | var visited = new Set();
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366 | var result = [];
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367 | modifiers.forEach(function (modifier) {
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368 | map.set(modifier.name, modifier);
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369 | });
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370 |
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371 | function sort(modifier) {
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372 | visited.add(modifier.name);
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373 | var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []);
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374 | requires.forEach(function (dep) {
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375 | if (!visited.has(dep)) {
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376 | var depModifier = map.get(dep);
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377 |
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378 | if (depModifier) {
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379 | sort(depModifier);
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380 | }
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381 | }
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382 | });
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383 | result.push(modifier);
|
384 | }
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385 |
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386 | modifiers.forEach(function (modifier) {
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387 | if (!visited.has(modifier.name)) {
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388 |
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389 | sort(modifier);
|
390 | }
|
391 | });
|
392 | return result;
|
393 | }
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394 |
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395 | function orderModifiers(modifiers) {
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396 |
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397 | var orderedModifiers = order(modifiers);
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398 |
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399 | return modifierPhases.reduce(function (acc, phase) {
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400 | return acc.concat(orderedModifiers.filter(function (modifier) {
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401 | return modifier.phase === phase;
|
402 | }));
|
403 | }, []);
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404 | }
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405 |
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406 | function debounce(fn) {
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407 | var pending;
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408 | return function () {
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409 | if (!pending) {
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410 | pending = new Promise(function (resolve) {
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411 | Promise.resolve().then(function () {
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412 | pending = undefined;
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413 | resolve(fn());
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414 | });
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415 | });
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416 | }
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417 |
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418 | return pending;
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419 | };
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420 | }
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421 |
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422 | function format(str) {
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423 | for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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424 | args[_key - 1] = arguments[_key];
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425 | }
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426 |
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427 | return [].concat(args).reduce(function (p, c) {
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428 | return p.replace(/%s/, c);
|
429 | }, str);
|
430 | }
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431 |
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432 | var INVALID_MODIFIER_ERROR = 'Popper: modifier "%s" provided an invalid %s property, expected %s but got %s';
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433 | var MISSING_DEPENDENCY_ERROR = 'Popper: modifier "%s" requires "%s", but "%s" modifier is not available';
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434 | var VALID_PROPERTIES = ['name', 'enabled', 'phase', 'fn', 'effect', 'requires', 'options'];
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435 | function validateModifiers(modifiers) {
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436 | modifiers.forEach(function (modifier) {
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437 | [].concat(Object.keys(modifier), VALID_PROPERTIES)
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438 | .filter(function (value, index, self) {
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439 | return self.indexOf(value) === index;
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440 | }).forEach(function (key) {
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441 | switch (key) {
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442 | case 'name':
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443 | if (typeof modifier.name !== 'string') {
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444 | console.error(format(INVALID_MODIFIER_ERROR, String(modifier.name), '"name"', '"string"', "\"" + String(modifier.name) + "\""));
|
445 | }
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446 |
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447 | break;
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448 |
|
449 | case 'enabled':
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450 | if (typeof modifier.enabled !== 'boolean') {
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451 | console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"enabled"', '"boolean"', "\"" + String(modifier.enabled) + "\""));
|
452 | }
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453 |
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454 | break;
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455 |
|
456 | case 'phase':
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457 | if (modifierPhases.indexOf(modifier.phase) < 0) {
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458 | console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"phase"', "either " + modifierPhases.join(', '), "\"" + String(modifier.phase) + "\""));
|
459 | }
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460 |
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461 | break;
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462 |
|
463 | case 'fn':
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464 | if (typeof modifier.fn !== 'function') {
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465 | console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"fn"', '"function"', "\"" + String(modifier.fn) + "\""));
|
466 | }
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467 |
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468 | break;
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469 |
|
470 | case 'effect':
|
471 | if (modifier.effect != null && typeof modifier.effect !== 'function') {
|
472 | console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"effect"', '"function"', "\"" + String(modifier.fn) + "\""));
|
473 | }
|
474 |
|
475 | break;
|
476 |
|
477 | case 'requires':
|
478 | if (modifier.requires != null && !Array.isArray(modifier.requires)) {
|
479 | console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"requires"', '"array"', "\"" + String(modifier.requires) + "\""));
|
480 | }
|
481 |
|
482 | break;
|
483 |
|
484 | case 'requiresIfExists':
|
485 | if (!Array.isArray(modifier.requiresIfExists)) {
|
486 | console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"requiresIfExists"', '"array"', "\"" + String(modifier.requiresIfExists) + "\""));
|
487 | }
|
488 |
|
489 | break;
|
490 |
|
491 | case 'options':
|
492 | case 'data':
|
493 | break;
|
494 |
|
495 | default:
|
496 | console.error("PopperJS: an invalid property has been provided to the \"" + modifier.name + "\" modifier, valid properties are " + VALID_PROPERTIES.map(function (s) {
|
497 | return "\"" + s + "\"";
|
498 | }).join(', ') + "; but \"" + key + "\" was provided.");
|
499 | }
|
500 |
|
501 | modifier.requires && modifier.requires.forEach(function (requirement) {
|
502 | if (modifiers.find(function (mod) {
|
503 | return mod.name === requirement;
|
504 | }) == null) {
|
505 | console.error(format(MISSING_DEPENDENCY_ERROR, String(modifier.name), requirement, requirement));
|
506 | }
|
507 | });
|
508 | });
|
509 | });
|
510 | }
|
511 |
|
512 | function uniqueBy(arr, fn) {
|
513 | var identifiers = new Set();
|
514 | return arr.filter(function (item) {
|
515 | var identifier = fn(item);
|
516 |
|
517 | if (!identifiers.has(identifier)) {
|
518 | identifiers.add(identifier);
|
519 | return true;
|
520 | }
|
521 | });
|
522 | }
|
523 |
|
524 | function getBasePlacement(placement) {
|
525 | return placement.split('-')[0];
|
526 | }
|
527 |
|
528 | function mergeByName(modifiers) {
|
529 | var merged = modifiers.reduce(function (merged, current) {
|
530 | var existing = merged[current.name];
|
531 | merged[current.name] = existing ? Object.assign({}, existing, current, {
|
532 | options: Object.assign({}, existing.options, current.options),
|
533 | data: Object.assign({}, existing.data, current.data)
|
534 | }) : current;
|
535 | return merged;
|
536 | }, {});
|
537 |
|
538 | return Object.keys(merged).map(function (key) {
|
539 | return merged[key];
|
540 | });
|
541 | }
|
542 |
|
543 | function getViewportRect(element) {
|
544 | var win = getWindow(element);
|
545 | var html = getDocumentElement(element);
|
546 | var visualViewport = win.visualViewport;
|
547 | var width = html.clientWidth;
|
548 | var height = html.clientHeight;
|
549 | var x = 0;
|
550 | var y = 0;
|
551 |
|
552 |
|
553 |
|
554 |
|
555 |
|
556 | if (visualViewport) {
|
557 | width = visualViewport.width;
|
558 | height = visualViewport.height;
|
559 |
|
560 |
|
561 |
|
562 |
|
563 |
|
564 |
|
565 |
|
566 |
|
567 | if (!/^((?!chrome|android).)*safari/i.test(navigator.userAgent)) {
|
568 | x = visualViewport.offsetLeft;
|
569 | y = visualViewport.offsetTop;
|
570 | }
|
571 | }
|
572 |
|
573 | return {
|
574 | width: width,
|
575 | height: height,
|
576 | x: x + getWindowScrollBarX(element),
|
577 | y: y
|
578 | };
|
579 | }
|
580 |
|
581 |
|
582 |
|
583 | function getDocumentRect(element) {
|
584 | var _element$ownerDocumen;
|
585 |
|
586 | var html = getDocumentElement(element);
|
587 | var winScroll = getWindowScroll(element);
|
588 | var body = (_element$ownerDocumen = element.ownerDocument) == null ? void 0 : _element$ownerDocumen.body;
|
589 | var width = max(html.scrollWidth, html.clientWidth, body ? body.scrollWidth : 0, body ? body.clientWidth : 0);
|
590 | var height = max(html.scrollHeight, html.clientHeight, body ? body.scrollHeight : 0, body ? body.clientHeight : 0);
|
591 | var x = -winScroll.scrollLeft + getWindowScrollBarX(element);
|
592 | var y = -winScroll.scrollTop;
|
593 |
|
594 | if (getComputedStyle(body || html).direction === 'rtl') {
|
595 | x += max(html.clientWidth, body ? body.clientWidth : 0) - width;
|
596 | }
|
597 |
|
598 | return {
|
599 | width: width,
|
600 | height: height,
|
601 | x: x,
|
602 | y: y
|
603 | };
|
604 | }
|
605 |
|
606 | function contains(parent, child) {
|
607 | var rootNode = child.getRootNode && child.getRootNode();
|
608 |
|
609 | if (parent.contains(child)) {
|
610 | return true;
|
611 | }
|
612 | else if (rootNode && isShadowRoot(rootNode)) {
|
613 | var next = child;
|
614 |
|
615 | do {
|
616 | if (next && parent.isSameNode(next)) {
|
617 | return true;
|
618 | }
|
619 |
|
620 |
|
621 | next = next.parentNode || next.host;
|
622 | } while (next);
|
623 | }
|
624 |
|
625 |
|
626 | return false;
|
627 | }
|
628 |
|
629 | function rectToClientRect(rect) {
|
630 | return Object.assign({}, rect, {
|
631 | left: rect.x,
|
632 | top: rect.y,
|
633 | right: rect.x + rect.width,
|
634 | bottom: rect.y + rect.height
|
635 | });
|
636 | }
|
637 |
|
638 | function getInnerBoundingClientRect(element) {
|
639 | var rect = getBoundingClientRect(element);
|
640 | rect.top = rect.top + element.clientTop;
|
641 | rect.left = rect.left + element.clientLeft;
|
642 | rect.bottom = rect.top + element.clientHeight;
|
643 | rect.right = rect.left + element.clientWidth;
|
644 | rect.width = element.clientWidth;
|
645 | rect.height = element.clientHeight;
|
646 | rect.x = rect.left;
|
647 | rect.y = rect.top;
|
648 | return rect;
|
649 | }
|
650 |
|
651 | function getClientRectFromMixedType(element, clippingParent) {
|
652 | return clippingParent === viewport ? rectToClientRect(getViewportRect(element)) : isElement(clippingParent) ? getInnerBoundingClientRect(clippingParent) : rectToClientRect(getDocumentRect(getDocumentElement(element)));
|
653 | }
|
654 |
|
655 |
|
656 |
|
657 |
|
658 | function getClippingParents(element) {
|
659 | var clippingParents = listScrollParents(getParentNode(element));
|
660 | var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle(element).position) >= 0;
|
661 | var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element;
|
662 |
|
663 | if (!isElement(clipperElement)) {
|
664 | return [];
|
665 | }
|
666 |
|
667 |
|
668 | return clippingParents.filter(function (clippingParent) {
|
669 | return isElement(clippingParent) && contains(clippingParent, clipperElement) && getNodeName(clippingParent) !== 'body';
|
670 | });
|
671 | }
|
672 |
|
673 |
|
674 |
|
675 | function getClippingRect(element, boundary, rootBoundary) {
|
676 | var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary);
|
677 | var clippingParents = [].concat(mainClippingParents, [rootBoundary]);
|
678 | var firstClippingParent = clippingParents[0];
|
679 | var clippingRect = clippingParents.reduce(function (accRect, clippingParent) {
|
680 | var rect = getClientRectFromMixedType(element, clippingParent);
|
681 | accRect.top = max(rect.top, accRect.top);
|
682 | accRect.right = min(rect.right, accRect.right);
|
683 | accRect.bottom = min(rect.bottom, accRect.bottom);
|
684 | accRect.left = max(rect.left, accRect.left);
|
685 | return accRect;
|
686 | }, getClientRectFromMixedType(element, firstClippingParent));
|
687 | clippingRect.width = clippingRect.right - clippingRect.left;
|
688 | clippingRect.height = clippingRect.bottom - clippingRect.top;
|
689 | clippingRect.x = clippingRect.left;
|
690 | clippingRect.y = clippingRect.top;
|
691 | return clippingRect;
|
692 | }
|
693 |
|
694 | function getVariation(placement) {
|
695 | return placement.split('-')[1];
|
696 | }
|
697 |
|
698 | function getMainAxisFromPlacement(placement) {
|
699 | return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y';
|
700 | }
|
701 |
|
702 | function computeOffsets(_ref) {
|
703 | var reference = _ref.reference,
|
704 | element = _ref.element,
|
705 | placement = _ref.placement;
|
706 | var basePlacement = placement ? getBasePlacement(placement) : null;
|
707 | var variation = placement ? getVariation(placement) : null;
|
708 | var commonX = reference.x + reference.width / 2 - element.width / 2;
|
709 | var commonY = reference.y + reference.height / 2 - element.height / 2;
|
710 | var offsets;
|
711 |
|
712 | switch (basePlacement) {
|
713 | case top:
|
714 | offsets = {
|
715 | x: commonX,
|
716 | y: reference.y - element.height
|
717 | };
|
718 | break;
|
719 |
|
720 | case bottom:
|
721 | offsets = {
|
722 | x: commonX,
|
723 | y: reference.y + reference.height
|
724 | };
|
725 | break;
|
726 |
|
727 | case right:
|
728 | offsets = {
|
729 | x: reference.x + reference.width,
|
730 | y: commonY
|
731 | };
|
732 | break;
|
733 |
|
734 | case left:
|
735 | offsets = {
|
736 | x: reference.x - element.width,
|
737 | y: commonY
|
738 | };
|
739 | break;
|
740 |
|
741 | default:
|
742 | offsets = {
|
743 | x: reference.x,
|
744 | y: reference.y
|
745 | };
|
746 | }
|
747 |
|
748 | var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null;
|
749 |
|
750 | if (mainAxis != null) {
|
751 | var len = mainAxis === 'y' ? 'height' : 'width';
|
752 |
|
753 | switch (variation) {
|
754 | case start:
|
755 | offsets[mainAxis] = offsets[mainAxis] - (reference[len] / 2 - element[len] / 2);
|
756 | break;
|
757 |
|
758 | case end:
|
759 | offsets[mainAxis] = offsets[mainAxis] + (reference[len] / 2 - element[len] / 2);
|
760 | break;
|
761 | }
|
762 | }
|
763 |
|
764 | return offsets;
|
765 | }
|
766 |
|
767 | function getFreshSideObject() {
|
768 | return {
|
769 | top: 0,
|
770 | right: 0,
|
771 | bottom: 0,
|
772 | left: 0
|
773 | };
|
774 | }
|
775 |
|
776 | function mergePaddingObject(paddingObject) {
|
777 | return Object.assign({}, getFreshSideObject(), paddingObject);
|
778 | }
|
779 |
|
780 | function expandToHashMap(value, keys) {
|
781 | return keys.reduce(function (hashMap, key) {
|
782 | hashMap[key] = value;
|
783 | return hashMap;
|
784 | }, {});
|
785 | }
|
786 |
|
787 | function detectOverflow(state, options) {
|
788 | if (options === void 0) {
|
789 | options = {};
|
790 | }
|
791 |
|
792 | var _options = options,
|
793 | _options$placement = _options.placement,
|
794 | placement = _options$placement === void 0 ? state.placement : _options$placement,
|
795 | _options$boundary = _options.boundary,
|
796 | boundary = _options$boundary === void 0 ? clippingParents : _options$boundary,
|
797 | _options$rootBoundary = _options.rootBoundary,
|
798 | rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary,
|
799 | _options$elementConte = _options.elementContext,
|
800 | elementContext = _options$elementConte === void 0 ? popper : _options$elementConte,
|
801 | _options$altBoundary = _options.altBoundary,
|
802 | altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary,
|
803 | _options$padding = _options.padding,
|
804 | padding = _options$padding === void 0 ? 0 : _options$padding;
|
805 | var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements));
|
806 | var altContext = elementContext === popper ? reference : popper;
|
807 | var popperRect = state.rects.popper;
|
808 | var element = state.elements[altBoundary ? altContext : elementContext];
|
809 | var clippingClientRect = getClippingRect(isElement(element) ? element : element.contextElement || getDocumentElement(state.elements.popper), boundary, rootBoundary);
|
810 | var referenceClientRect = getBoundingClientRect(state.elements.reference);
|
811 | var popperOffsets = computeOffsets({
|
812 | reference: referenceClientRect,
|
813 | element: popperRect,
|
814 | strategy: 'absolute',
|
815 | placement: placement
|
816 | });
|
817 | var popperClientRect = rectToClientRect(Object.assign({}, popperRect, popperOffsets));
|
818 | var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect;
|
819 |
|
820 |
|
821 | var overflowOffsets = {
|
822 | top: clippingClientRect.top - elementClientRect.top + paddingObject.top,
|
823 | bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom,
|
824 | left: clippingClientRect.left - elementClientRect.left + paddingObject.left,
|
825 | right: elementClientRect.right - clippingClientRect.right + paddingObject.right
|
826 | };
|
827 | var offsetData = state.modifiersData.offset;
|
828 |
|
829 | if (elementContext === popper && offsetData) {
|
830 | var offset = offsetData[placement];
|
831 | Object.keys(overflowOffsets).forEach(function (key) {
|
832 | var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1;
|
833 | var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x';
|
834 | overflowOffsets[key] += offset[axis] * multiply;
|
835 | });
|
836 | }
|
837 |
|
838 | return overflowOffsets;
|
839 | }
|
840 |
|
841 | var INVALID_ELEMENT_ERROR = 'Popper: Invalid reference or popper argument provided. They must be either a DOM element or virtual element.';
|
842 | var INFINITE_LOOP_ERROR = 'Popper: An infinite loop in the modifiers cycle has been detected! The cycle has been interrupted to prevent a browser crash.';
|
843 | var DEFAULT_OPTIONS = {
|
844 | placement: 'bottom',
|
845 | modifiers: [],
|
846 | strategy: 'absolute'
|
847 | };
|
848 |
|
849 | function areValidElements() {
|
850 | for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
|
851 | args[_key] = arguments[_key];
|
852 | }
|
853 |
|
854 | return !args.some(function (element) {
|
855 | return !(element && typeof element.getBoundingClientRect === 'function');
|
856 | });
|
857 | }
|
858 |
|
859 | function popperGenerator(generatorOptions) {
|
860 | if (generatorOptions === void 0) {
|
861 | generatorOptions = {};
|
862 | }
|
863 |
|
864 | var _generatorOptions = generatorOptions,
|
865 | _generatorOptions$def = _generatorOptions.defaultModifiers,
|
866 | defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def,
|
867 | _generatorOptions$def2 = _generatorOptions.defaultOptions,
|
868 | defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2;
|
869 | return function createPopper(reference, popper, options) {
|
870 | if (options === void 0) {
|
871 | options = defaultOptions;
|
872 | }
|
873 |
|
874 | var state = {
|
875 | placement: 'bottom',
|
876 | orderedModifiers: [],
|
877 | options: Object.assign({}, DEFAULT_OPTIONS, defaultOptions),
|
878 | modifiersData: {},
|
879 | elements: {
|
880 | reference: reference,
|
881 | popper: popper
|
882 | },
|
883 | attributes: {},
|
884 | styles: {}
|
885 | };
|
886 | var effectCleanupFns = [];
|
887 | var isDestroyed = false;
|
888 | var instance = {
|
889 | state: state,
|
890 | setOptions: function setOptions(setOptionsAction) {
|
891 | var options = typeof setOptionsAction === 'function' ? setOptionsAction(state.options) : setOptionsAction;
|
892 | cleanupModifierEffects();
|
893 | state.options = Object.assign({}, defaultOptions, state.options, options);
|
894 | state.scrollParents = {
|
895 | reference: isElement(reference) ? listScrollParents(reference) : reference.contextElement ? listScrollParents(reference.contextElement) : [],
|
896 | popper: listScrollParents(popper)
|
897 | };
|
898 |
|
899 |
|
900 | var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers)));
|
901 |
|
902 | state.orderedModifiers = orderedModifiers.filter(function (m) {
|
903 | return m.enabled;
|
904 | });
|
905 |
|
906 |
|
907 | {
|
908 | var modifiers = uniqueBy([].concat(orderedModifiers, state.options.modifiers), function (_ref) {
|
909 | var name = _ref.name;
|
910 | return name;
|
911 | });
|
912 | validateModifiers(modifiers);
|
913 |
|
914 | if (getBasePlacement(state.options.placement) === auto) {
|
915 | var flipModifier = state.orderedModifiers.find(function (_ref2) {
|
916 | var name = _ref2.name;
|
917 | return name === 'flip';
|
918 | });
|
919 |
|
920 | if (!flipModifier) {
|
921 | console.error(['Popper: "auto" placements require the "flip" modifier be', 'present and enabled to work.'].join(' '));
|
922 | }
|
923 | }
|
924 |
|
925 | var _getComputedStyle = getComputedStyle(popper),
|
926 | marginTop = _getComputedStyle.marginTop,
|
927 | marginRight = _getComputedStyle.marginRight,
|
928 | marginBottom = _getComputedStyle.marginBottom,
|
929 | marginLeft = _getComputedStyle.marginLeft;
|
930 |
|
931 |
|
932 |
|
933 | if ([marginTop, marginRight, marginBottom, marginLeft].some(function (margin) {
|
934 | return parseFloat(margin);
|
935 | })) {
|
936 | console.warn(['Popper: CSS "margin" styles cannot be used to apply padding', 'between the popper and its reference element or boundary.', 'To replicate margin, use the `offset` modifier, as well as', 'the `padding` option in the `preventOverflow` and `flip`', 'modifiers.'].join(' '));
|
937 | }
|
938 | }
|
939 |
|
940 | runModifierEffects();
|
941 | return instance.update();
|
942 | },
|
943 |
|
944 |
|
945 |
|
946 |
|
947 |
|
948 | forceUpdate: function forceUpdate() {
|
949 | if (isDestroyed) {
|
950 | return;
|
951 | }
|
952 |
|
953 | var _state$elements = state.elements,
|
954 | reference = _state$elements.reference,
|
955 | popper = _state$elements.popper;
|
956 |
|
957 |
|
958 | if (!areValidElements(reference, popper)) {
|
959 | {
|
960 | console.error(INVALID_ELEMENT_ERROR);
|
961 | }
|
962 |
|
963 | return;
|
964 | }
|
965 |
|
966 |
|
967 | state.rects = {
|
968 | reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'),
|
969 | popper: getLayoutRect(popper)
|
970 | };
|
971 |
|
972 |
|
973 |
|
974 |
|
975 |
|
976 | state.reset = false;
|
977 | state.placement = state.options.placement;
|
978 |
|
979 |
|
980 |
|
981 |
|
982 | state.orderedModifiers.forEach(function (modifier) {
|
983 | return state.modifiersData[modifier.name] = Object.assign({}, modifier.data);
|
984 | });
|
985 | var __debug_loops__ = 0;
|
986 |
|
987 | for (var index = 0; index < state.orderedModifiers.length; index++) {
|
988 | {
|
989 | __debug_loops__ += 1;
|
990 |
|
991 | if (__debug_loops__ > 100) {
|
992 | console.error(INFINITE_LOOP_ERROR);
|
993 | break;
|
994 | }
|
995 | }
|
996 |
|
997 | if (state.reset === true) {
|
998 | state.reset = false;
|
999 | index = -1;
|
1000 | continue;
|
1001 | }
|
1002 |
|
1003 | var _state$orderedModifie = state.orderedModifiers[index],
|
1004 | fn = _state$orderedModifie.fn,
|
1005 | _state$orderedModifie2 = _state$orderedModifie.options,
|
1006 | _options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2,
|
1007 | name = _state$orderedModifie.name;
|
1008 |
|
1009 | if (typeof fn === 'function') {
|
1010 | state = fn({
|
1011 | state: state,
|
1012 | options: _options,
|
1013 | name: name,
|
1014 | instance: instance
|
1015 | }) || state;
|
1016 | }
|
1017 | }
|
1018 | },
|
1019 |
|
1020 |
|
1021 | update: debounce(function () {
|
1022 | return new Promise(function (resolve) {
|
1023 | instance.forceUpdate();
|
1024 | resolve(state);
|
1025 | });
|
1026 | }),
|
1027 | destroy: function destroy() {
|
1028 | cleanupModifierEffects();
|
1029 | isDestroyed = true;
|
1030 | }
|
1031 | };
|
1032 |
|
1033 | if (!areValidElements(reference, popper)) {
|
1034 | {
|
1035 | console.error(INVALID_ELEMENT_ERROR);
|
1036 | }
|
1037 |
|
1038 | return instance;
|
1039 | }
|
1040 |
|
1041 | instance.setOptions(options).then(function (state) {
|
1042 | if (!isDestroyed && options.onFirstUpdate) {
|
1043 | options.onFirstUpdate(state);
|
1044 | }
|
1045 | });
|
1046 |
|
1047 |
|
1048 |
|
1049 |
|
1050 |
|
1051 | function runModifierEffects() {
|
1052 | state.orderedModifiers.forEach(function (_ref3) {
|
1053 | var name = _ref3.name,
|
1054 | _ref3$options = _ref3.options,
|
1055 | options = _ref3$options === void 0 ? {} : _ref3$options,
|
1056 | effect = _ref3.effect;
|
1057 |
|
1058 | if (typeof effect === 'function') {
|
1059 | var cleanupFn = effect({
|
1060 | state: state,
|
1061 | name: name,
|
1062 | instance: instance,
|
1063 | options: options
|
1064 | });
|
1065 |
|
1066 | var noopFn = function noopFn() {};
|
1067 |
|
1068 | effectCleanupFns.push(cleanupFn || noopFn);
|
1069 | }
|
1070 | });
|
1071 | }
|
1072 |
|
1073 | function cleanupModifierEffects() {
|
1074 | effectCleanupFns.forEach(function (fn) {
|
1075 | return fn();
|
1076 | });
|
1077 | effectCleanupFns = [];
|
1078 | }
|
1079 |
|
1080 | return instance;
|
1081 | };
|
1082 | }
|
1083 | var createPopper = popperGenerator();
|
1084 |
|
1085 | exports.createPopper = createPopper;
|
1086 | exports.detectOverflow = detectOverflow;
|
1087 | exports.popperGenerator = popperGenerator;
|
1088 |
|
1089 | Object.defineProperty(exports, '__esModule', { value: true });
|
1090 |
|
1091 | })));
|
1092 |
|