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1735 lines
58 KiB
JavaScript
1735 lines
58 KiB
JavaScript
/**
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* @popperjs/core v2.0.6 - MIT License
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*/
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(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
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typeof define === 'function' && define.amd ? define(['exports'], factory) :
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(global = global || self, factory(global.Popper = {}));
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}(this, (function (exports) { 'use strict';
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function getBoundingClientRect(element) {
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var rect = element.getBoundingClientRect();
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return {
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width: rect.width,
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height: rect.height,
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top: rect.top,
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right: rect.right,
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bottom: rect.bottom,
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left: rect.left,
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x: rect.left,
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y: rect.top
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};
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}
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/*:: import type { Window } from '../types'; */
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/*:: declare function getWindow(node: Node | Window): Window; */
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function getWindow(node) {
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if (node.toString() !== '[object Window]') {
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var ownerDocument = node.ownerDocument;
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return ownerDocument ? ownerDocument.defaultView : window;
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}
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return node;
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}
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function getWindowScroll(node) {
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var win = getWindow(node);
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var scrollLeft = win.pageXOffset;
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var scrollTop = win.pageYOffset;
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return {
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scrollLeft: scrollLeft,
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scrollTop: scrollTop
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};
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}
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/*:: declare function isElement(node: mixed): boolean %checks(node instanceof
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Element); */
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function isElement(node) {
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var OwnElement = getWindow(node).Element;
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return node instanceof OwnElement;
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}
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/*:: declare function isHTMLElement(node: mixed): boolean %checks(node instanceof
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HTMLElement); */
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function isHTMLElement(node) {
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var OwnElement = getWindow(node).HTMLElement;
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return node instanceof OwnElement;
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}
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function getHTMLElementScroll(element) {
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return {
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scrollLeft: element.scrollLeft,
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scrollTop: element.scrollTop
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};
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}
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function getNodeScroll(node) {
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if (node === getWindow(node) || !isHTMLElement(node)) {
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return getWindowScroll(node);
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} else {
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return getHTMLElementScroll(node);
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}
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}
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function getNodeName(element) {
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return element ? (element.nodeName || '').toLowerCase() : null;
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}
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function getDocumentElement(element) {
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// $FlowFixMe: assume body is always available
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return (isElement(element) ? element.ownerDocument : element.document).documentElement;
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}
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function getWindowScrollBarX(element) {
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// If <html> has a CSS width greater than the viewport, then this will be
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// incorrect for RTL.
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// Popper 1 is broken in this case and never had a bug report so let's assume
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// it's not an issue. I don't think anyone ever specifies width on <html>
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// anyway.
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// Browsers where the left scrollbar doesn't cause an issue report `0` for
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// this (e.g. Edge 2019, IE11, Safari)
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return getBoundingClientRect(getDocumentElement(element)).left + getWindowScroll(element).scrollLeft;
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}
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// Composite means it takes into account transforms as well as layout.
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function getCompositeRect(elementOrVirtualElement, offsetParent, isFixed) {
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if (isFixed === void 0) {
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isFixed = false;
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}
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var documentElement;
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var rect = getBoundingClientRect(elementOrVirtualElement);
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var scroll = {
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scrollLeft: 0,
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scrollTop: 0
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};
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var offsets = {
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x: 0,
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y: 0
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};
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if (!isFixed) {
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if (getNodeName(offsetParent) !== 'body') {
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scroll = getNodeScroll(offsetParent);
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}
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if (isHTMLElement(offsetParent)) {
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offsets = getBoundingClientRect(offsetParent);
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offsets.x += offsetParent.clientLeft;
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offsets.y += offsetParent.clientTop;
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} else if (documentElement = getDocumentElement(offsetParent)) {
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offsets.x = getWindowScrollBarX(documentElement);
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}
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}
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return {
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x: rect.left + scroll.scrollLeft - offsets.x,
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y: rect.top + scroll.scrollTop - offsets.y,
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width: rect.width,
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height: rect.height
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};
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}
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// Returns the layout rect of an element relative to its offsetParent. Layout
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// means it doesn't take into account transforms.
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function getLayoutRect(element) {
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return {
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x: element.offsetLeft,
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y: element.offsetTop,
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width: element.offsetWidth,
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height: element.offsetHeight
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};
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}
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function getParentNode(element) {
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if (getNodeName(element) === 'html') {
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return element;
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}
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return element.parentNode || // DOM Element detected
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// $FlowFixMe: need a better way to handle this...
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element.host || // ShadowRoot detected
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document.ownerDocument || // Fallback to ownerDocument if available
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document.documentElement // Or to documentElement if everything else fails
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;
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}
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function getComputedStyle(element) {
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return getWindow(element).getComputedStyle(element);
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}
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function getScrollParent(node) {
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if (['html', 'body', '#document'].indexOf(getNodeName(node)) >= 0) {
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// $FlowFixMe: assume body is always available
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return node.ownerDocument.body;
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}
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if (isHTMLElement(node)) {
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// Firefox wants us to check `-x` and `-y` variations as well
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var _getComputedStyle = getComputedStyle(node),
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overflow = _getComputedStyle.overflow,
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overflowX = _getComputedStyle.overflowX,
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overflowY = _getComputedStyle.overflowY;
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if (/auto|scroll|overlay|hidden/.test(overflow + overflowY + overflowX)) {
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return node;
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}
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}
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return getScrollParent(getParentNode(node));
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}
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function listScrollParents(element, list) {
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if (list === void 0) {
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list = [];
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}
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var scrollParent = getScrollParent(element);
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var isBody = getNodeName(scrollParent) === 'body';
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var target = isBody ? getWindow(scrollParent) : scrollParent;
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var updatedList = list.concat(target);
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return isBody ? updatedList : // $FlowFixMe: isBody tells us target will be an HTMLElement here
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updatedList.concat(listScrollParents(getParentNode(target)));
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}
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function isTableElement(element) {
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return ['table', 'td', 'th'].indexOf(getNodeName(element)) >= 0;
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}
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var isFirefox = function isFirefox() {
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return typeof window.InstallTrigger !== 'undefined';
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};
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function getTrueOffsetParent(element) {
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var offsetParent;
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if (!isHTMLElement(element) || !(offsetParent = element.offsetParent) || // https://github.com/popperjs/popper-core/issues/837
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isFirefox() && getComputedStyle(offsetParent).position === 'fixed') {
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return null;
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}
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return offsetParent;
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}
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function getOffsetParent(element) {
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var window = getWindow(element);
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var offsetParent = getTrueOffsetParent(element); // Find the nearest non-table offsetParent
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while (offsetParent && isTableElement(offsetParent)) {
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offsetParent = getTrueOffsetParent(offsetParent);
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}
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if (offsetParent && getNodeName(offsetParent) === 'body' && getComputedStyle(offsetParent).position === 'static') {
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return window;
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}
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return offsetParent || window;
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}
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var top = 'top';
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var bottom = 'bottom';
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var right = 'right';
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var left = 'left';
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var auto = 'auto';
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var basePlacements = [top, bottom, right, left];
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var start = 'start';
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var end = 'end';
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var clippingParents = 'clippingParents';
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var viewport = 'viewport';
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var popper = 'popper';
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var reference = 'reference';
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var variationPlacements =
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/*#__PURE__*/
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basePlacements.reduce(function (acc, placement) {
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return acc.concat([placement + "-" + start, placement + "-" + end]);
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}, []);
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var placements =
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/*#__PURE__*/
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[].concat(basePlacements, [auto]).reduce(function (acc, placement) {
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return acc.concat([placement, placement + "-" + start, placement + "-" + end]);
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}, []); // modifiers that need to read the DOM
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var beforeRead = 'beforeRead';
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var read = 'read';
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var afterRead = 'afterRead'; // pure-logic modifiers
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var beforeMain = 'beforeMain';
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var main = 'main';
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var afterMain = 'afterMain'; // modifier with the purpose to write to the DOM (or write into a framework state)
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var beforeWrite = 'beforeWrite';
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var write = 'write';
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var afterWrite = 'afterWrite';
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var modifierPhases = [beforeRead, read, afterRead, beforeMain, main, afterMain, beforeWrite, write, afterWrite];
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function order(modifiers) {
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var map = new Map();
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var visited = new Set();
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var result = [];
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modifiers.forEach(function (modifier) {
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map.set(modifier.name, modifier);
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}); // On visiting object, check for its dependencies and visit them recursively
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function sort(modifier) {
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visited.add(modifier.name);
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var requires = [].concat(modifier.requires || [], modifier.requiresIfExists || []);
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requires.forEach(function (dep) {
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if (!visited.has(dep)) {
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var depModifier = map.get(dep);
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if (depModifier) {
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sort(depModifier);
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}
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}
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});
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result.push(modifier);
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}
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modifiers.forEach(function (modifier) {
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if (!visited.has(modifier.name)) {
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// check for visited object
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sort(modifier);
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}
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});
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return result;
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}
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function orderModifiers(modifiers) {
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// order based on dependencies
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var orderedModifiers = order(modifiers); // order based on phase
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return modifierPhases.reduce(function (acc, phase) {
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return acc.concat(orderedModifiers.filter(function (modifier) {
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return modifier.phase === phase;
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}));
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}, []);
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}
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function debounce(fn) {
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var pending;
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return function () {
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if (!pending) {
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pending = new Promise(function (resolve) {
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Promise.resolve().then(function () {
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pending = undefined;
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resolve(fn());
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});
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});
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}
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return pending;
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};
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}
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function format(str) {
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for (var _len = arguments.length, args = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
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args[_key - 1] = arguments[_key];
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}
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return [].concat(args).reduce(function (p, c) {
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return p.replace(/%s/, c);
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}, str);
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}
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var INVALID_MODIFIER_ERROR = 'Popper: modifier "%s" provided an invalid %s property, expected %s but got %s';
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var MISSING_DEPENDENCY_ERROR = 'Popper: modifier "%s" requires "%s", but "%s" modifier is not available';
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var VALID_PROPERTIES = ['name', 'enabled', 'phase', 'fn', 'effect', 'requires', 'options'];
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function validateModifiers(modifiers) {
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modifiers.forEach(function (modifier) {
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Object.keys(modifier).forEach(function (key) {
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switch (key) {
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case 'name':
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if (typeof modifier.name !== 'string') {
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console.error(format(INVALID_MODIFIER_ERROR, String(modifier.name), '"name"', '"string"', "\"" + String(modifier.name) + "\""));
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}
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break;
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case 'enabled':
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if (typeof modifier.enabled !== 'boolean') {
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console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"enabled"', '"boolean"', "\"" + String(modifier.enabled) + "\""));
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}
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case 'phase':
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if (modifierPhases.indexOf(modifier.phase) < 0) {
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console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"phase"', "either " + modifierPhases.join(', '), "\"" + String(modifier.phase) + "\""));
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}
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break;
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case 'fn':
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if (typeof modifier.fn !== 'function') {
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console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"fn"', '"function"', "\"" + String(modifier.fn) + "\""));
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}
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break;
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case 'effect':
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if (typeof modifier.effect !== 'function') {
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console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"effect"', '"function"', "\"" + String(modifier.fn) + "\""));
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}
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break;
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case 'requires':
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if (!Array.isArray(modifier.requires)) {
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console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"requires"', '"array"', "\"" + String(modifier.requires) + "\""));
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}
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break;
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case 'requiresIfExists':
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if (!Array.isArray(modifier.requiresIfExists)) {
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console.error(format(INVALID_MODIFIER_ERROR, modifier.name, '"requiresIfExists"', '"array"', "\"" + String(modifier.requiresIfExists) + "\""));
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}
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break;
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case 'options':
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case 'data':
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break;
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default:
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console.error("PopperJS: an invalid property has been provided to the \"" + modifier.name + "\" modifier, valid properties are " + VALID_PROPERTIES.map(function (s) {
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return "\"" + s + "\"";
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}).join(', ') + "; but \"" + key + "\" was provided.");
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}
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modifier.requires && modifier.requires.forEach(function (requirement) {
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if (modifiers.find(function (mod) {
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return mod.name === requirement;
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}) == null) {
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console.error(format(MISSING_DEPENDENCY_ERROR, String(modifier.name), requirement, requirement));
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}
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});
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});
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});
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}
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function uniqueBy(arr, fn) {
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var identifiers = new Set();
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return arr.filter(function (item) {
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var identifier = fn(item);
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if (!identifiers.has(identifier)) {
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identifiers.add(identifier);
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return true;
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}
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});
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}
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function getBasePlacement(placement) {
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return placement.split('-')[0];
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}
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function mergeByName(modifiers) {
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var merged = modifiers.reduce(function (merged, current) {
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var existing = merged[current.name];
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merged[current.name] = existing ? Object.assign({}, existing, {}, current, {
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options: Object.assign({}, existing.options, {}, current.options),
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data: Object.assign({}, existing.data, {}, current.data)
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}) : current;
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return merged;
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}, {}); // IE11 does not support Object.values
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||
|
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return Object.keys(merged).map(function (key) {
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return merged[key];
|
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});
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}
|
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|
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var INVALID_ELEMENT_ERROR = 'Popper: Invalid reference or popper argument provided. They must be either a DOM element or virtual element.';
|
||
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.';
|
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var DEFAULT_OPTIONS = {
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placement: 'bottom',
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modifiers: [],
|
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strategy: 'absolute'
|
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};
|
||
|
||
function areValidElements() {
|
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
|
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}
|
||
|
||
return !args.some(function (element) {
|
||
return !(element && typeof element.getBoundingClientRect === 'function');
|
||
});
|
||
}
|
||
|
||
function popperGenerator(generatorOptions) {
|
||
if (generatorOptions === void 0) {
|
||
generatorOptions = {};
|
||
}
|
||
|
||
var _generatorOptions = generatorOptions,
|
||
_generatorOptions$def = _generatorOptions.defaultModifiers,
|
||
defaultModifiers = _generatorOptions$def === void 0 ? [] : _generatorOptions$def,
|
||
_generatorOptions$def2 = _generatorOptions.defaultOptions,
|
||
defaultOptions = _generatorOptions$def2 === void 0 ? DEFAULT_OPTIONS : _generatorOptions$def2;
|
||
return function createPopper(reference, popper, options) {
|
||
if (options === void 0) {
|
||
options = defaultOptions;
|
||
}
|
||
|
||
var state = {
|
||
placement: 'bottom',
|
||
orderedModifiers: [],
|
||
options: Object.assign({}, DEFAULT_OPTIONS, {}, defaultOptions),
|
||
modifiersData: {},
|
||
elements: {
|
||
reference: reference,
|
||
popper: popper
|
||
},
|
||
attributes: {},
|
||
styles: {}
|
||
};
|
||
var effectCleanupFns = [];
|
||
var isDestroyed = false;
|
||
var instance = {
|
||
state: state,
|
||
setOptions: function setOptions(options) {
|
||
cleanupModifierEffects();
|
||
state.options = Object.assign({}, defaultOptions, {}, state.options, {}, options);
|
||
state.scrollParents = {
|
||
reference: isElement(reference) ? listScrollParents(reference) : [],
|
||
popper: listScrollParents(popper)
|
||
}; // Orders the modifiers based on their dependencies and `phase`
|
||
// properties
|
||
|
||
var orderedModifiers = orderModifiers(mergeByName([].concat(defaultModifiers, state.options.modifiers))); // Strip out disabled modifiers
|
||
|
||
state.orderedModifiers = orderedModifiers.filter(function (m) {
|
||
return m.enabled;
|
||
}); // Validate the provided modifiers so that the consumer will get warned
|
||
// if one of the modifiers is invalid for any reason
|
||
|
||
{
|
||
var modifiers = uniqueBy([].concat(orderedModifiers, state.options.modifiers), function (_ref) {
|
||
var name = _ref.name;
|
||
return name;
|
||
});
|
||
validateModifiers(modifiers);
|
||
|
||
if (getBasePlacement(state.options.placement) === auto) {
|
||
var flipModifier = state.orderedModifiers.find(function (_ref2) {
|
||
var name = _ref2.name;
|
||
return name === 'flip';
|
||
});
|
||
|
||
if (!flipModifier) {
|
||
console.error(['Popper: "auto" placements require the "flip" modifier be', 'present and enabled to work.'].join(' '));
|
||
}
|
||
}
|
||
|
||
var _getComputedStyle = getComputedStyle(popper),
|
||
marginTop = _getComputedStyle.marginTop,
|
||
marginRight = _getComputedStyle.marginRight,
|
||
marginBottom = _getComputedStyle.marginBottom,
|
||
marginLeft = _getComputedStyle.marginLeft; // We no longer take into account `margins` on the popper, and it can
|
||
// cause bugs with positioning, so we'll warn the consumer
|
||
|
||
|
||
if ([marginTop, marginRight, marginBottom, marginLeft].some(function (margin) {
|
||
return parseFloat(margin);
|
||
})) {
|
||
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(' '));
|
||
}
|
||
}
|
||
|
||
runModifierEffects();
|
||
return instance.update();
|
||
},
|
||
// Sync update – it will always be executed, even if not necessary. This
|
||
// is useful for low frequency updates where sync behavior simplifies the
|
||
// logic.
|
||
// For high frequency updates (e.g. `resize` and `scroll` events), always
|
||
// prefer the async Popper#update method
|
||
forceUpdate: function forceUpdate() {
|
||
if (isDestroyed) {
|
||
return;
|
||
}
|
||
|
||
var _state$elements = state.elements,
|
||
reference = _state$elements.reference,
|
||
popper = _state$elements.popper; // Don't proceed if `reference` or `popper` are not valid elements
|
||
// anymore
|
||
|
||
if (!areValidElements(reference, popper)) {
|
||
{
|
||
console.error(INVALID_ELEMENT_ERROR);
|
||
}
|
||
|
||
return;
|
||
} // Store the reference and popper rects to be read by modifiers
|
||
|
||
|
||
state.rects = {
|
||
reference: getCompositeRect(reference, getOffsetParent(popper), state.options.strategy === 'fixed'),
|
||
popper: getLayoutRect(popper)
|
||
}; // Modifiers have the ability to reset the current update cycle. The
|
||
// most common use case for this is the `flip` modifier changing the
|
||
// placement, which then needs to re-run all the modifiers, because the
|
||
// logic was previously ran for the previous placement and is therefore
|
||
// stale/incorrect
|
||
|
||
state.reset = false;
|
||
state.placement = state.options.placement; // On each update cycle, the `modifiersData` property for each modifier
|
||
// is filled with the initial data specified by the modifier. This means
|
||
// it doesn't persist and is fresh on each update.
|
||
// To ensure persistent data, use `${name}#persistent`
|
||
|
||
state.orderedModifiers.forEach(function (modifier) {
|
||
return state.modifiersData[modifier.name] = Object.assign({}, modifier.data);
|
||
});
|
||
var __debug_loops__ = 0;
|
||
|
||
for (var index = 0; index < state.orderedModifiers.length; index++) {
|
||
{
|
||
__debug_loops__ += 1;
|
||
|
||
if (__debug_loops__ > 100) {
|
||
console.error(INFINITE_LOOP_ERROR);
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (state.reset === true) {
|
||
state.reset = false;
|
||
index = -1;
|
||
continue;
|
||
}
|
||
|
||
var _state$orderedModifie = state.orderedModifiers[index],
|
||
fn = _state$orderedModifie.fn,
|
||
_state$orderedModifie2 = _state$orderedModifie.options,
|
||
_options = _state$orderedModifie2 === void 0 ? {} : _state$orderedModifie2,
|
||
name = _state$orderedModifie.name;
|
||
|
||
if (typeof fn === 'function') {
|
||
state = fn({
|
||
state: state,
|
||
options: _options,
|
||
name: name,
|
||
instance: instance
|
||
}) || state;
|
||
}
|
||
}
|
||
},
|
||
// Async and optimistically optimized update – it will not be executed if
|
||
// not necessary (debounced to run at most once-per-tick)
|
||
update: debounce(function () {
|
||
return new Promise(function (resolve) {
|
||
instance.forceUpdate();
|
||
resolve(state);
|
||
});
|
||
}),
|
||
destroy: function destroy() {
|
||
cleanupModifierEffects();
|
||
isDestroyed = true;
|
||
}
|
||
};
|
||
|
||
if (!areValidElements(reference, popper)) {
|
||
{
|
||
console.error(INVALID_ELEMENT_ERROR);
|
||
}
|
||
|
||
return instance;
|
||
}
|
||
|
||
instance.setOptions(options).then(function (state) {
|
||
if (!isDestroyed && options.onFirstUpdate) {
|
||
options.onFirstUpdate(state);
|
||
}
|
||
}); // Modifiers have the ability to execute arbitrary code before the first
|
||
// update cycle runs. They will be executed in the same order as the update
|
||
// cycle. This is useful when a modifier adds some persistent data that
|
||
// other modifiers need to use, but the modifier is run after the dependent
|
||
// one.
|
||
|
||
function runModifierEffects() {
|
||
state.orderedModifiers.forEach(function (_ref3) {
|
||
var name = _ref3.name,
|
||
_ref3$options = _ref3.options,
|
||
options = _ref3$options === void 0 ? {} : _ref3$options,
|
||
effect = _ref3.effect;
|
||
|
||
if (typeof effect === 'function') {
|
||
var cleanupFn = effect({
|
||
state: state,
|
||
name: name,
|
||
instance: instance,
|
||
options: options
|
||
});
|
||
|
||
var noopFn = function noopFn() {};
|
||
|
||
effectCleanupFns.push(cleanupFn || noopFn);
|
||
}
|
||
});
|
||
}
|
||
|
||
function cleanupModifierEffects() {
|
||
effectCleanupFns.forEach(function (fn) {
|
||
return fn();
|
||
});
|
||
effectCleanupFns = [];
|
||
}
|
||
|
||
return instance;
|
||
};
|
||
}
|
||
|
||
var passive = {
|
||
passive: true
|
||
};
|
||
|
||
function effect(_ref) {
|
||
var state = _ref.state,
|
||
instance = _ref.instance,
|
||
options = _ref.options;
|
||
var _options$scroll = options.scroll,
|
||
scroll = _options$scroll === void 0 ? true : _options$scroll,
|
||
_options$resize = options.resize,
|
||
resize = _options$resize === void 0 ? true : _options$resize;
|
||
var window = getWindow(state.elements.popper);
|
||
var scrollParents = [].concat(state.scrollParents.reference, state.scrollParents.popper);
|
||
|
||
if (scroll) {
|
||
scrollParents.forEach(function (scrollParent) {
|
||
scrollParent.addEventListener('scroll', instance.update, passive);
|
||
});
|
||
}
|
||
|
||
if (resize) {
|
||
window.addEventListener('resize', instance.update, passive);
|
||
}
|
||
|
||
return function () {
|
||
if (scroll) {
|
||
scrollParents.forEach(function (scrollParent) {
|
||
scrollParent.removeEventListener('scroll', instance.update, passive);
|
||
});
|
||
}
|
||
|
||
if (resize) {
|
||
window.removeEventListener('resize', instance.update, passive);
|
||
}
|
||
};
|
||
}
|
||
|
||
var eventListeners = {
|
||
name: 'eventListeners',
|
||
enabled: true,
|
||
phase: 'write',
|
||
fn: function fn() {},
|
||
effect: effect,
|
||
data: {}
|
||
};
|
||
|
||
function getVariation(placement) {
|
||
return placement.split('-')[1];
|
||
}
|
||
|
||
function getMainAxisFromPlacement(placement) {
|
||
return ['top', 'bottom'].indexOf(placement) >= 0 ? 'x' : 'y';
|
||
}
|
||
|
||
function computeOffsets(_ref) {
|
||
var reference = _ref.reference,
|
||
element = _ref.element,
|
||
placement = _ref.placement;
|
||
var basePlacement = placement ? getBasePlacement(placement) : null;
|
||
var variation = placement ? getVariation(placement) : null;
|
||
var commonX = reference.x + reference.width / 2 - element.width / 2;
|
||
var commonY = reference.y + reference.height / 2 - element.height / 2;
|
||
var offsets;
|
||
|
||
switch (basePlacement) {
|
||
case top:
|
||
offsets = {
|
||
x: commonX,
|
||
y: reference.y - element.height
|
||
};
|
||
break;
|
||
|
||
case bottom:
|
||
offsets = {
|
||
x: commonX,
|
||
y: reference.y + reference.height
|
||
};
|
||
break;
|
||
|
||
case right:
|
||
offsets = {
|
||
x: reference.x + reference.width,
|
||
y: commonY
|
||
};
|
||
break;
|
||
|
||
case left:
|
||
offsets = {
|
||
x: reference.x - element.width,
|
||
y: commonY
|
||
};
|
||
break;
|
||
|
||
default:
|
||
offsets = {
|
||
x: reference.x,
|
||
y: reference.y
|
||
};
|
||
}
|
||
|
||
var mainAxis = basePlacement ? getMainAxisFromPlacement(basePlacement) : null;
|
||
|
||
if (mainAxis != null) {
|
||
var len = mainAxis === 'y' ? 'height' : 'width';
|
||
|
||
switch (variation) {
|
||
case start:
|
||
offsets[mainAxis] = Math.floor(offsets[mainAxis]) - Math.floor(reference[len] / 2 - element[len] / 2);
|
||
break;
|
||
|
||
case end:
|
||
offsets[mainAxis] = Math.floor(offsets[mainAxis]) + Math.ceil(reference[len] / 2 - element[len] / 2);
|
||
break;
|
||
}
|
||
}
|
||
|
||
return offsets;
|
||
}
|
||
|
||
function popperOffsets(_ref) {
|
||
var state = _ref.state,
|
||
name = _ref.name;
|
||
// Offsets are the actual position the popper needs to have to be
|
||
// properly positioned near its reference element
|
||
// This is the most basic placement, and will be adjusted by
|
||
// the modifiers in the next step
|
||
state.modifiersData[name] = computeOffsets({
|
||
reference: state.rects.reference,
|
||
element: state.rects.popper,
|
||
strategy: 'absolute',
|
||
placement: state.placement
|
||
});
|
||
}
|
||
|
||
var popperOffsets$1 = {
|
||
name: 'popperOffsets',
|
||
enabled: true,
|
||
phase: 'read',
|
||
fn: popperOffsets,
|
||
data: {}
|
||
};
|
||
|
||
var unsetSides = {
|
||
top: 'auto',
|
||
right: 'auto',
|
||
bottom: 'auto',
|
||
left: 'auto'
|
||
}; // Round the offsets to the nearest suitable subpixel based on the DPR.
|
||
// Zooming can change the DPR, but it seems to report a value that will
|
||
// cleanly divide the values into the appropriate subpixels.
|
||
|
||
function roundOffsets(_ref) {
|
||
var x = _ref.x,
|
||
y = _ref.y;
|
||
var win = window;
|
||
var dpr = win.devicePixelRatio || 1;
|
||
return {
|
||
x: Math.round(x * dpr) / dpr || 0,
|
||
y: Math.round(y * dpr) / dpr || 0
|
||
};
|
||
}
|
||
|
||
function mapToStyles(_ref2) {
|
||
var _Object$assign2;
|
||
|
||
var popper = _ref2.popper,
|
||
popperRect = _ref2.popperRect,
|
||
placement = _ref2.placement,
|
||
offsets = _ref2.offsets,
|
||
position = _ref2.position,
|
||
gpuAcceleration = _ref2.gpuAcceleration,
|
||
adaptive = _ref2.adaptive;
|
||
|
||
var _roundOffsets = roundOffsets(offsets),
|
||
x = _roundOffsets.x,
|
||
y = _roundOffsets.y;
|
||
|
||
var hasX = offsets.hasOwnProperty('x');
|
||
var hasY = offsets.hasOwnProperty('y');
|
||
var sideX = left;
|
||
var sideY = top;
|
||
var win = window;
|
||
|
||
if (adaptive) {
|
||
var offsetParent = getOffsetParent(popper);
|
||
|
||
if (offsetParent === getWindow(popper)) {
|
||
offsetParent = getDocumentElement(popper);
|
||
} // $FlowFixMe: force type refinement, we compare offsetParent with window above, but Flow doesn't detect it
|
||
|
||
/*:: offsetParent = (offsetParent: Element); */
|
||
|
||
|
||
if (placement === top) {
|
||
sideY = bottom;
|
||
y -= offsetParent.clientHeight - popperRect.height;
|
||
y *= gpuAcceleration ? 1 : -1;
|
||
}
|
||
|
||
if (placement === left) {
|
||
sideX = right;
|
||
x -= offsetParent.clientWidth - popperRect.width;
|
||
x *= gpuAcceleration ? 1 : -1;
|
||
}
|
||
}
|
||
|
||
var commonStyles = Object.assign({
|
||
position: position
|
||
}, adaptive && unsetSides);
|
||
|
||
if (gpuAcceleration) {
|
||
var _Object$assign;
|
||
|
||
return Object.assign({}, commonStyles, (_Object$assign = {}, _Object$assign[sideY] = hasY ? '0' : '', _Object$assign[sideX] = hasX ? '0' : '', _Object$assign.transform = (win.devicePixelRatio || 1) < 2 ? "translate(" + x + "px, " + y + "px)" : "translate3d(" + x + "px, " + y + "px, 0)", _Object$assign));
|
||
}
|
||
|
||
return Object.assign({}, commonStyles, (_Object$assign2 = {}, _Object$assign2[sideY] = hasY ? y + "px" : '', _Object$assign2[sideX] = hasX ? x + "px" : '', _Object$assign2.transform = '', _Object$assign2));
|
||
}
|
||
|
||
function computeStyles(_ref3) {
|
||
var state = _ref3.state,
|
||
options = _ref3.options;
|
||
var _options$gpuAccelerat = options.gpuAcceleration,
|
||
gpuAcceleration = _options$gpuAccelerat === void 0 ? true : _options$gpuAccelerat,
|
||
_options$adaptive = options.adaptive,
|
||
adaptive = _options$adaptive === void 0 ? true : _options$adaptive;
|
||
|
||
{
|
||
var _getComputedStyle = getComputedStyle(state.elements.popper),
|
||
transitionProperty = _getComputedStyle.transitionProperty;
|
||
|
||
if (adaptive && ['transform', 'top', 'right', 'bottom', 'left'].some(function (property) {
|
||
return transitionProperty.indexOf(property) >= 0;
|
||
})) {
|
||
console.warn(['Popper: Detected CSS transitions on at least one of the following', 'CSS properties: "transform", "top", "right", "bottom", "left".', '\n\n', 'Disable the "computeStyles" modifier\'s `adaptive` option to allow', 'for smooth transitions, or remove these properties from the CSS', 'transition declaration on the popper element if only transitioning', 'opacity or background-color for example.', '\n\n', 'We recommend using the popper element as a wrapper around an inner', 'element that can have any CSS property transitioned for animations.'].join(' '));
|
||
}
|
||
}
|
||
|
||
var commonStyles = {
|
||
placement: getBasePlacement(state.placement),
|
||
popper: state.elements.popper,
|
||
popperRect: state.rects.popper,
|
||
gpuAcceleration: gpuAcceleration
|
||
}; // popper offsets are always available
|
||
|
||
state.styles.popper = Object.assign({}, state.styles.popper, {}, mapToStyles(Object.assign({}, commonStyles, {
|
||
offsets: state.modifiersData.popperOffsets,
|
||
position: state.options.strategy,
|
||
adaptive: adaptive
|
||
}))); // arrow offsets may not be available
|
||
|
||
if (state.modifiersData.arrow != null) {
|
||
state.styles.arrow = Object.assign({}, state.styles.arrow, {}, mapToStyles(Object.assign({}, commonStyles, {
|
||
offsets: state.modifiersData.arrow,
|
||
position: 'absolute',
|
||
adaptive: false
|
||
})));
|
||
}
|
||
|
||
state.attributes.popper = Object.assign({}, state.attributes.popper, {
|
||
'data-popper-placement': state.placement
|
||
});
|
||
}
|
||
|
||
var computeStyles$1 = {
|
||
name: 'computeStyles',
|
||
enabled: true,
|
||
phase: 'beforeWrite',
|
||
fn: computeStyles,
|
||
data: {}
|
||
};
|
||
|
||
// and applies them to the HTMLElements such as popper and arrow
|
||
|
||
function applyStyles(_ref) {
|
||
var state = _ref.state;
|
||
Object.keys(state.elements).forEach(function (name) {
|
||
var style = state.styles[name] || {};
|
||
var attributes = state.attributes[name] || {};
|
||
var element = state.elements[name]; // arrow is optional + virtual elements
|
||
|
||
if (!isHTMLElement(element) || !getNodeName(element)) {
|
||
return;
|
||
} // Flow doesn't support to extend this property, but it's the most
|
||
// effective way to apply styles to an HTMLElement
|
||
// $FlowFixMe
|
||
|
||
|
||
Object.assign(element.style, style);
|
||
Object.keys(attributes).forEach(function (name) {
|
||
var value = attributes[name];
|
||
|
||
if (value === false) {
|
||
element.removeAttribute(name);
|
||
} else {
|
||
element.setAttribute(name, value === true ? '' : value);
|
||
}
|
||
});
|
||
});
|
||
}
|
||
|
||
function effect$1(_ref2) {
|
||
var state = _ref2.state;
|
||
var initialStyles = {
|
||
popper: {
|
||
position: 'absolute',
|
||
left: '0',
|
||
top: '0',
|
||
margin: '0'
|
||
},
|
||
arrow: {
|
||
position: 'absolute'
|
||
},
|
||
reference: {}
|
||
};
|
||
Object.assign(state.elements.popper.style, initialStyles.popper);
|
||
|
||
if (state.elements.arrow) {
|
||
Object.assign(state.elements.arrow.style, initialStyles.arrow);
|
||
}
|
||
|
||
return function () {
|
||
Object.keys(state.elements).forEach(function (name) {
|
||
var element = state.elements[name];
|
||
var attributes = state.attributes[name] || {};
|
||
var styleProperties = Object.keys(state.styles.hasOwnProperty(name) ? state.styles[name] : initialStyles[name]); // Set all values to an empty string to unset them
|
||
|
||
var style = styleProperties.reduce(function (style, property) {
|
||
style[property] = '';
|
||
return style;
|
||
}, {}); // arrow is optional + virtual elements
|
||
|
||
if (!isHTMLElement(element) || !getNodeName(element)) {
|
||
return;
|
||
} // Flow doesn't support to extend this property, but it's the most
|
||
// effective way to apply styles to an HTMLElement
|
||
// $FlowFixMe
|
||
|
||
|
||
Object.assign(element.style, style);
|
||
Object.keys(attributes).forEach(function (attribute) {
|
||
element.removeAttribute(attribute);
|
||
});
|
||
});
|
||
};
|
||
}
|
||
|
||
var applyStyles$1 = {
|
||
name: 'applyStyles',
|
||
enabled: true,
|
||
phase: 'write',
|
||
fn: applyStyles,
|
||
effect: effect$1,
|
||
requires: ['computeStyles']
|
||
};
|
||
|
||
function distanceAndSkiddingToXY(placement, rects, offset) {
|
||
var basePlacement = getBasePlacement(placement);
|
||
var invertDistance = [left, top].indexOf(basePlacement) >= 0 ? -1 : 1;
|
||
|
||
var _ref = typeof offset === 'function' ? offset(Object.assign({}, rects, {
|
||
placement: placement
|
||
})) : offset,
|
||
skidding = _ref[0],
|
||
distance = _ref[1];
|
||
|
||
skidding = skidding || 0;
|
||
distance = (distance || 0) * invertDistance;
|
||
return [left, right].indexOf(basePlacement) >= 0 ? {
|
||
x: distance,
|
||
y: skidding
|
||
} : {
|
||
x: skidding,
|
||
y: distance
|
||
};
|
||
}
|
||
|
||
function offset(_ref2) {
|
||
var state = _ref2.state,
|
||
options = _ref2.options,
|
||
name = _ref2.name;
|
||
var _options$offset = options.offset,
|
||
offset = _options$offset === void 0 ? [0, 0] : _options$offset;
|
||
var data = placements.reduce(function (acc, placement) {
|
||
acc[placement] = distanceAndSkiddingToXY(placement, state.rects, offset);
|
||
return acc;
|
||
}, {});
|
||
var _data$state$placement = data[state.placement],
|
||
x = _data$state$placement.x,
|
||
y = _data$state$placement.y;
|
||
state.modifiersData.popperOffsets.x += x;
|
||
state.modifiersData.popperOffsets.y += y;
|
||
state.modifiersData[name] = data;
|
||
}
|
||
|
||
var offset$1 = {
|
||
name: 'offset',
|
||
enabled: true,
|
||
phase: 'main',
|
||
requires: ['popperOffsets'],
|
||
fn: offset
|
||
};
|
||
|
||
var hash = {
|
||
left: 'right',
|
||
right: 'left',
|
||
bottom: 'top',
|
||
top: 'bottom'
|
||
};
|
||
function getOppositePlacement(placement) {
|
||
return placement.replace(/left|right|bottom|top/g, function (matched) {
|
||
return hash[matched];
|
||
});
|
||
}
|
||
|
||
var hash$1 = {
|
||
start: 'end',
|
||
end: 'start'
|
||
};
|
||
function getOppositeVariationPlacement(placement) {
|
||
return placement.replace(/start|end/g, function (matched) {
|
||
return hash$1[matched];
|
||
});
|
||
}
|
||
|
||
function getViewportRect(element) {
|
||
var win = getWindow(element);
|
||
return {
|
||
width: win.innerWidth,
|
||
height: win.innerHeight,
|
||
x: 0,
|
||
y: 0
|
||
};
|
||
}
|
||
|
||
function getDocumentRect(element) {
|
||
var win = getWindow(element);
|
||
var winScroll = getWindowScroll(element);
|
||
var documentRect = getCompositeRect(getDocumentElement(element), win);
|
||
documentRect.height = Math.max(documentRect.height, win.innerHeight);
|
||
documentRect.width = Math.max(documentRect.width, win.innerWidth);
|
||
documentRect.x = -winScroll.scrollLeft;
|
||
documentRect.y = -winScroll.scrollTop;
|
||
return documentRect;
|
||
}
|
||
|
||
function toNumber(cssValue) {
|
||
return parseFloat(cssValue) || 0;
|
||
}
|
||
|
||
function getBorders(element) {
|
||
var computedStyle = isHTMLElement(element) ? getComputedStyle(element) : {};
|
||
return {
|
||
top: toNumber(computedStyle.borderTopWidth),
|
||
right: toNumber(computedStyle.borderRightWidth),
|
||
bottom: toNumber(computedStyle.borderBottomWidth),
|
||
left: toNumber(computedStyle.borderLeftWidth)
|
||
};
|
||
}
|
||
|
||
function getDecorations(element) {
|
||
var win = getWindow(element);
|
||
var borders = getBorders(element);
|
||
var isHTML = getNodeName(element) === 'html';
|
||
var winScrollBarX = getWindowScrollBarX(element);
|
||
var x = element.clientWidth + borders.right;
|
||
var y = element.clientHeight + borders.bottom; // HACK:
|
||
// document.documentElement.clientHeight on iOS reports the height of the
|
||
// viewport including the bottom bar, even if the bottom bar isn't visible.
|
||
// If the difference between window innerHeight and html clientHeight is more
|
||
// than 50, we assume it's a mobile bottom bar and ignore scrollbars.
|
||
// * A 50px thick scrollbar is likely non-existent (macOS is 15px and Windows
|
||
// is about 17px)
|
||
// * The mobile bar is 114px tall
|
||
|
||
if (isHTML && win.innerHeight - element.clientHeight > 50) {
|
||
y = win.innerHeight - borders.bottom;
|
||
}
|
||
|
||
return {
|
||
top: isHTML ? 0 : element.clientTop,
|
||
right: // RTL scrollbar (scrolling containers only)
|
||
element.clientLeft > borders.left ? borders.right : // LTR scrollbar
|
||
isHTML ? win.innerWidth - x - winScrollBarX : element.offsetWidth - x,
|
||
bottom: isHTML ? win.innerHeight - y : element.offsetHeight - y,
|
||
left: isHTML ? winScrollBarX : element.clientLeft
|
||
};
|
||
}
|
||
|
||
function contains(parent, child) {
|
||
// $FlowFixMe: hasOwnProperty doesn't seem to work in tests
|
||
var isShadow = Boolean(child.getRootNode && child.getRootNode().host); // First, attempt with faster native method
|
||
|
||
if (parent.contains(child)) {
|
||
return true;
|
||
} // then fallback to custom implementation with Shadow DOM support
|
||
else if (isShadow) {
|
||
var next = child;
|
||
|
||
do {
|
||
if (next && parent.isSameNode(next)) {
|
||
return true;
|
||
} // $FlowFixMe: need a better way to handle this...
|
||
|
||
|
||
next = next.parentNode || next.host;
|
||
} while (next);
|
||
} // Give up, the result is false
|
||
|
||
|
||
return false;
|
||
}
|
||
|
||
function rectToClientRect(rect) {
|
||
return Object.assign({}, rect, {
|
||
left: rect.x,
|
||
top: rect.y,
|
||
right: rect.x + rect.width,
|
||
bottom: rect.y + rect.height
|
||
});
|
||
}
|
||
|
||
function getClientRectFromMixedType(element, clippingParent) {
|
||
return clippingParent === viewport ? rectToClientRect(getViewportRect(element)) : isHTMLElement(clippingParent) ? getBoundingClientRect(clippingParent) : rectToClientRect(getDocumentRect(getDocumentElement(element)));
|
||
} // A "clipping parent" is an overflowable container with the characteristic of
|
||
// clipping (or hiding) overflowing elements with a position different from
|
||
// `initial`
|
||
|
||
|
||
function getClippingParents(element) {
|
||
var clippingParents = listScrollParents(element);
|
||
var canEscapeClipping = ['absolute', 'fixed'].indexOf(getComputedStyle(element).position) >= 0;
|
||
var clipperElement = canEscapeClipping && isHTMLElement(element) ? getOffsetParent(element) : element;
|
||
|
||
if (!isElement(clipperElement)) {
|
||
return [];
|
||
} // $FlowFixMe: https://github.com/facebook/flow/issues/1414
|
||
|
||
|
||
return clippingParents.filter(function (clippingParent) {
|
||
return isElement(clippingParent) && contains(clippingParent, clipperElement);
|
||
});
|
||
} // Gets the maximum area that the element is visible in due to any number of
|
||
// clipping parents
|
||
|
||
|
||
function getClippingRect(element, boundary, rootBoundary) {
|
||
var mainClippingParents = boundary === 'clippingParents' ? getClippingParents(element) : [].concat(boundary);
|
||
var clippingParents = [].concat(mainClippingParents, [rootBoundary]);
|
||
var firstClippingParent = clippingParents[0];
|
||
var clippingRect = clippingParents.reduce(function (accRect, clippingParent) {
|
||
var rect = getClientRectFromMixedType(element, clippingParent);
|
||
var decorations = getDecorations(isHTMLElement(clippingParent) ? clippingParent : getDocumentElement(element));
|
||
accRect.top = Math.max(rect.top + decorations.top, accRect.top);
|
||
accRect.right = Math.min(rect.right - decorations.right, accRect.right);
|
||
accRect.bottom = Math.min(rect.bottom - decorations.bottom, accRect.bottom);
|
||
accRect.left = Math.max(rect.left + decorations.left, accRect.left);
|
||
return accRect;
|
||
}, getClientRectFromMixedType(element, firstClippingParent));
|
||
clippingRect.width = clippingRect.right - clippingRect.left;
|
||
clippingRect.height = clippingRect.bottom - clippingRect.top;
|
||
clippingRect.x = clippingRect.left;
|
||
clippingRect.y = clippingRect.top;
|
||
return clippingRect;
|
||
}
|
||
|
||
function getFreshSideObject() {
|
||
return {
|
||
top: 0,
|
||
right: 0,
|
||
bottom: 0,
|
||
left: 0
|
||
};
|
||
}
|
||
|
||
function mergePaddingObject(paddingObject) {
|
||
return Object.assign({}, getFreshSideObject(), {}, paddingObject);
|
||
}
|
||
|
||
function expandToHashMap(value, keys) {
|
||
return keys.reduce(function (hashMap, key) {
|
||
hashMap[key] = value;
|
||
return hashMap;
|
||
}, {});
|
||
}
|
||
|
||
function detectOverflow(state, options) {
|
||
if (options === void 0) {
|
||
options = {};
|
||
}
|
||
|
||
var _options = options,
|
||
_options$placement = _options.placement,
|
||
placement = _options$placement === void 0 ? state.placement : _options$placement,
|
||
_options$boundary = _options.boundary,
|
||
boundary = _options$boundary === void 0 ? clippingParents : _options$boundary,
|
||
_options$rootBoundary = _options.rootBoundary,
|
||
rootBoundary = _options$rootBoundary === void 0 ? viewport : _options$rootBoundary,
|
||
_options$elementConte = _options.elementContext,
|
||
elementContext = _options$elementConte === void 0 ? popper : _options$elementConte,
|
||
_options$altBoundary = _options.altBoundary,
|
||
altBoundary = _options$altBoundary === void 0 ? false : _options$altBoundary,
|
||
_options$padding = _options.padding,
|
||
padding = _options$padding === void 0 ? 0 : _options$padding;
|
||
var paddingObject = mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements));
|
||
var altContext = elementContext === popper ? reference : popper;
|
||
var referenceElement = state.elements.reference;
|
||
var popperRect = state.rects.popper;
|
||
var element = state.elements[altBoundary ? altContext : elementContext];
|
||
var clippingClientRect = getClippingRect(isElement(element) ? element : getDocumentElement(state.elements.popper), boundary, rootBoundary);
|
||
var referenceClientRect = getBoundingClientRect(referenceElement);
|
||
var popperOffsets = computeOffsets({
|
||
reference: referenceClientRect,
|
||
element: popperRect,
|
||
strategy: 'absolute',
|
||
placement: placement
|
||
});
|
||
var popperClientRect = rectToClientRect(Object.assign({}, popperRect, {}, popperOffsets));
|
||
var elementClientRect = elementContext === popper ? popperClientRect : referenceClientRect; // positive = overflowing the clipping rect
|
||
// 0 or negative = within the clipping rect
|
||
|
||
var overflowOffsets = {
|
||
top: clippingClientRect.top - elementClientRect.top + paddingObject.top,
|
||
bottom: elementClientRect.bottom - clippingClientRect.bottom + paddingObject.bottom,
|
||
left: clippingClientRect.left - elementClientRect.left + paddingObject.left,
|
||
right: elementClientRect.right - clippingClientRect.right + paddingObject.right
|
||
};
|
||
var offsetData = state.modifiersData.offset; // Offsets can be applied only to the popper element
|
||
|
||
if (elementContext === popper && offsetData) {
|
||
var offset = offsetData[placement];
|
||
Object.keys(overflowOffsets).forEach(function (key) {
|
||
var multiply = [right, bottom].indexOf(key) >= 0 ? 1 : -1;
|
||
var axis = [top, bottom].indexOf(key) >= 0 ? 'y' : 'x';
|
||
overflowOffsets[key] += offset[axis] * multiply;
|
||
});
|
||
}
|
||
|
||
return overflowOffsets;
|
||
}
|
||
|
||
function computeAutoPlacement(state, options) {
|
||
if (options === void 0) {
|
||
options = {};
|
||
}
|
||
|
||
var _options = options,
|
||
placement = _options.placement,
|
||
boundary = _options.boundary,
|
||
rootBoundary = _options.rootBoundary,
|
||
padding = _options.padding,
|
||
flipVariations = _options.flipVariations;
|
||
var variation = getVariation(placement);
|
||
var placements = variation ? flipVariations ? variationPlacements : variationPlacements.filter(function (placement) {
|
||
return getVariation(placement) === variation;
|
||
}) : basePlacements; // $FlowFixMe: Flow seems to have problems with two array unions...
|
||
|
||
var overflows = placements.reduce(function (acc, placement) {
|
||
acc[placement] = detectOverflow(state, {
|
||
placement: placement,
|
||
boundary: boundary,
|
||
rootBoundary: rootBoundary,
|
||
padding: padding
|
||
})[getBasePlacement(placement)];
|
||
return acc;
|
||
}, {});
|
||
return Object.keys(overflows).sort(function (a, b) {
|
||
return overflows[a] - overflows[b];
|
||
});
|
||
}
|
||
|
||
function getExpandedFallbackPlacements(placement) {
|
||
if (getBasePlacement(placement) === auto) {
|
||
return [];
|
||
}
|
||
|
||
var oppositePlacement = getOppositePlacement(placement);
|
||
return [getOppositeVariationPlacement(placement), oppositePlacement, getOppositeVariationPlacement(oppositePlacement)];
|
||
}
|
||
|
||
function flip(_ref) {
|
||
var state = _ref.state,
|
||
options = _ref.options,
|
||
name = _ref.name;
|
||
|
||
if (state.modifiersData[name]._skip) {
|
||
return;
|
||
}
|
||
|
||
var specifiedFallbackPlacements = options.fallbackPlacements,
|
||
padding = options.padding,
|
||
boundary = options.boundary,
|
||
rootBoundary = options.rootBoundary,
|
||
_options$flipVariatio = options.flipVariations,
|
||
flipVariations = _options$flipVariatio === void 0 ? true : _options$flipVariatio;
|
||
var preferredPlacement = state.options.placement;
|
||
var basePlacement = getBasePlacement(preferredPlacement);
|
||
var isBasePlacement = basePlacement === preferredPlacement;
|
||
var fallbackPlacements = specifiedFallbackPlacements || (isBasePlacement || !flipVariations ? [getOppositePlacement(preferredPlacement)] : getExpandedFallbackPlacements(preferredPlacement));
|
||
var placements = [preferredPlacement].concat(fallbackPlacements).reduce(function (acc, placement) {
|
||
return acc.concat(getBasePlacement(placement) === auto ? computeAutoPlacement(state, {
|
||
placement: placement,
|
||
boundary: boundary,
|
||
rootBoundary: rootBoundary,
|
||
padding: padding,
|
||
flipVariations: flipVariations
|
||
}) : placement);
|
||
}, []);
|
||
var referenceRect = state.rects.reference;
|
||
var popperRect = state.rects.popper;
|
||
var checksMap = new Map();
|
||
var makeFallbackChecks = true;
|
||
var firstFittingPlacement = placements[0];
|
||
|
||
for (var i = 0; i < placements.length; i++) {
|
||
var placement = placements[i];
|
||
|
||
var _basePlacement = getBasePlacement(placement);
|
||
|
||
var isStartVariation = getVariation(placement) === start;
|
||
var isVertical = [top, bottom].indexOf(_basePlacement) >= 0;
|
||
var len = isVertical ? 'width' : 'height';
|
||
var overflow = detectOverflow(state, {
|
||
placement: placement,
|
||
boundary: boundary,
|
||
rootBoundary: rootBoundary,
|
||
padding: padding
|
||
});
|
||
var mainVariationSide = isVertical ? isStartVariation ? right : left : isStartVariation ? bottom : top;
|
||
|
||
if (referenceRect[len] > popperRect[len]) {
|
||
mainVariationSide = getOppositePlacement(mainVariationSide);
|
||
}
|
||
|
||
var altVariationSide = getOppositePlacement(mainVariationSide);
|
||
var checks = [overflow[_basePlacement] <= 0, overflow[mainVariationSide] <= 0, overflow[altVariationSide] <= 0];
|
||
|
||
if (checks.every(function (check) {
|
||
return check;
|
||
})) {
|
||
firstFittingPlacement = placement;
|
||
makeFallbackChecks = false;
|
||
break;
|
||
}
|
||
|
||
checksMap.set(placement, checks);
|
||
}
|
||
|
||
if (makeFallbackChecks) {
|
||
// `2` may be desired in some cases – research later
|
||
var numberOfChecks = flipVariations ? 3 : 1;
|
||
|
||
var _loop = function _loop(_i) {
|
||
var fittingPlacement = placements.find(function (placement) {
|
||
var checks = checksMap.get(placement);
|
||
|
||
if (checks) {
|
||
return checks.slice(0, _i).every(function (check) {
|
||
return check;
|
||
});
|
||
}
|
||
});
|
||
|
||
if (fittingPlacement) {
|
||
firstFittingPlacement = fittingPlacement;
|
||
return "break";
|
||
}
|
||
};
|
||
|
||
for (var _i = numberOfChecks; _i > 0; _i--) {
|
||
var _ret = _loop(_i);
|
||
|
||
if (_ret === "break") break;
|
||
}
|
||
}
|
||
|
||
if (state.placement !== firstFittingPlacement) {
|
||
state.modifiersData[name]._skip = true;
|
||
state.placement = firstFittingPlacement;
|
||
state.reset = true;
|
||
}
|
||
}
|
||
|
||
var flip$1 = {
|
||
name: 'flip',
|
||
enabled: true,
|
||
phase: 'main',
|
||
fn: flip,
|
||
requiresIfExists: ['offset'],
|
||
data: {
|
||
_skip: false
|
||
}
|
||
};
|
||
|
||
function getAltAxis(axis) {
|
||
return axis === 'x' ? 'y' : 'x';
|
||
}
|
||
|
||
function within(min, value, max) {
|
||
return Math.max(min, Math.min(value, max));
|
||
}
|
||
|
||
function preventOverflow(_ref) {
|
||
var state = _ref.state,
|
||
options = _ref.options,
|
||
name = _ref.name;
|
||
var _options$mainAxis = options.mainAxis,
|
||
checkMainAxis = _options$mainAxis === void 0 ? true : _options$mainAxis,
|
||
_options$altAxis = options.altAxis,
|
||
checkAltAxis = _options$altAxis === void 0 ? false : _options$altAxis,
|
||
boundary = options.boundary,
|
||
rootBoundary = options.rootBoundary,
|
||
padding = options.padding,
|
||
_options$tether = options.tether,
|
||
tether = _options$tether === void 0 ? true : _options$tether,
|
||
_options$tetherOffset = options.tetherOffset,
|
||
tetherOffset = _options$tetherOffset === void 0 ? 0 : _options$tetherOffset;
|
||
var overflow = detectOverflow(state, {
|
||
boundary: boundary,
|
||
rootBoundary: rootBoundary,
|
||
padding: padding
|
||
});
|
||
var basePlacement = getBasePlacement(state.placement);
|
||
var variation = getVariation(state.placement);
|
||
var isBasePlacement = !variation;
|
||
var mainAxis = getMainAxisFromPlacement(basePlacement);
|
||
var altAxis = getAltAxis(mainAxis);
|
||
var popperOffsets = state.modifiersData.popperOffsets;
|
||
var referenceRect = state.rects.reference;
|
||
var popperRect = state.rects.popper;
|
||
var tetherOffsetValue = typeof tetherOffset === 'function' ? tetherOffset(Object.assign({}, state.rects, {
|
||
placement: state.placement
|
||
})) : tetherOffset;
|
||
var data = {
|
||
x: 0,
|
||
y: 0
|
||
};
|
||
|
||
if (checkMainAxis) {
|
||
var mainSide = mainAxis === 'y' ? top : left;
|
||
var altSide = mainAxis === 'y' ? bottom : right;
|
||
var len = mainAxis === 'y' ? 'height' : 'width';
|
||
var offset = popperOffsets[mainAxis];
|
||
var min = popperOffsets[mainAxis] + overflow[mainSide];
|
||
var max = popperOffsets[mainAxis] - overflow[altSide];
|
||
var additive = tether ? -popperRect[len] / 2 : 0;
|
||
var minLen = variation === start ? referenceRect[len] : popperRect[len];
|
||
var maxLen = variation === start ? -popperRect[len] : -referenceRect[len]; // We need to include the arrow in the calculation so the arrow doesn't go
|
||
// outside the reference bounds
|
||
|
||
var arrowElement = state.elements.arrow;
|
||
var arrowRect = tether && arrowElement ? getLayoutRect(arrowElement) : {
|
||
width: 0,
|
||
height: 0
|
||
};
|
||
var arrowPaddingObject = state.modifiersData['arrow#persistent'] ? state.modifiersData['arrow#persistent'].padding : getFreshSideObject();
|
||
var arrowPaddingMin = arrowPaddingObject[mainSide];
|
||
var arrowPaddingMax = arrowPaddingObject[altSide]; // If the reference length is smaller than the arrow length, we don't want
|
||
// to include its full size in the calculation. If the reference is small
|
||
// and near the edge of a boundary, the popper can overflow even if the
|
||
// reference is not overflowing as well (e.g. virtual elements with no
|
||
// width or height)
|
||
|
||
var arrowLen = within(0, referenceRect[len], arrowRect[len]);
|
||
var minOffset = isBasePlacement ? referenceRect[len] / 2 - additive - arrowLen - arrowPaddingMin - tetherOffsetValue : minLen - arrowLen - arrowPaddingMin - tetherOffsetValue;
|
||
var maxOffset = isBasePlacement ? -referenceRect[len] / 2 + additive + arrowLen + arrowPaddingMax + tetherOffsetValue : maxLen + arrowLen + arrowPaddingMax + tetherOffsetValue;
|
||
var offsetModifierValue = state.modifiersData.offset ? state.modifiersData.offset[state.placement][mainAxis] : 0;
|
||
var tetherMin = popperOffsets[mainAxis] + minOffset - offsetModifierValue;
|
||
var tetherMax = popperOffsets[mainAxis] + maxOffset - offsetModifierValue;
|
||
var preventedOffset = within(tether ? Math.min(min, tetherMin) : min, offset, tether ? Math.max(max, tetherMax) : max);
|
||
popperOffsets[mainAxis] = preventedOffset;
|
||
data[mainAxis] = preventedOffset - offset;
|
||
}
|
||
|
||
if (checkAltAxis) {
|
||
var _mainSide = mainAxis === 'x' ? top : left;
|
||
|
||
var _altSide = mainAxis === 'x' ? bottom : right;
|
||
|
||
var _offset = popperOffsets[altAxis];
|
||
|
||
var _min = _offset + overflow[_mainSide];
|
||
|
||
var _max = _offset - overflow[_altSide];
|
||
|
||
var _preventedOffset = within(_min, _offset, _max);
|
||
|
||
state.modifiersData.popperOffsets[altAxis] = _preventedOffset;
|
||
data[altAxis] = _preventedOffset - _offset;
|
||
}
|
||
|
||
state.modifiersData[name] = data;
|
||
}
|
||
|
||
var preventOverflow$1 = {
|
||
name: 'preventOverflow',
|
||
enabled: true,
|
||
phase: 'main',
|
||
fn: preventOverflow,
|
||
requiresIfExists: ['offset']
|
||
};
|
||
|
||
function arrow(_ref) {
|
||
var _state$modifiersData$;
|
||
|
||
var state = _ref.state,
|
||
name = _ref.name;
|
||
var arrowElement = state.elements.arrow;
|
||
var popperOffsets = state.modifiersData.popperOffsets;
|
||
var basePlacement = getBasePlacement(state.placement);
|
||
var axis = getMainAxisFromPlacement(basePlacement);
|
||
var isVertical = [left, right].indexOf(basePlacement) >= 0;
|
||
var len = isVertical ? 'height' : 'width';
|
||
|
||
if (!arrowElement) {
|
||
return;
|
||
}
|
||
|
||
var paddingObject = state.modifiersData[name + "#persistent"].padding;
|
||
var arrowRect = getLayoutRect(arrowElement);
|
||
var minProp = axis === 'y' ? top : left;
|
||
var maxProp = axis === 'y' ? bottom : right;
|
||
var endDiff = state.rects.reference[len] + state.rects.reference[axis] - popperOffsets[axis] - state.rects.popper[len];
|
||
var startDiff = popperOffsets[axis] - state.rects.reference[axis];
|
||
var centerToReference = endDiff / 2 - startDiff / 2; // Make sure the arrow doesn't overflow the popper if the center point is
|
||
// outside of the popper bounds
|
||
|
||
var center = within(paddingObject[minProp], state.rects.popper[len] / 2 - arrowRect[len] / 2 + centerToReference, state.rects.popper[len] - arrowRect[len] - paddingObject[maxProp]); // Prevents breaking syntax highlighting...
|
||
|
||
var axisProp = axis;
|
||
state.modifiersData[name] = (_state$modifiersData$ = {}, _state$modifiersData$[axisProp] = center, _state$modifiersData$);
|
||
}
|
||
|
||
function effect$2(_ref2) {
|
||
var state = _ref2.state,
|
||
options = _ref2.options,
|
||
name = _ref2.name;
|
||
var _options$element = options.element,
|
||
arrowElement = _options$element === void 0 ? '[data-popper-arrow]' : _options$element,
|
||
_options$padding = options.padding,
|
||
padding = _options$padding === void 0 ? 0 : _options$padding; // CSS selector
|
||
|
||
if (typeof arrowElement === 'string') {
|
||
arrowElement = state.elements.popper.querySelector(arrowElement);
|
||
|
||
if (!arrowElement) {
|
||
return;
|
||
}
|
||
}
|
||
|
||
if (!contains(state.elements.popper, arrowElement)) {
|
||
{
|
||
console.error(['Popper: "arrow" modifier\'s `element` must be a child of the popper', 'element.'].join(' '));
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
state.elements.arrow = arrowElement;
|
||
state.modifiersData[name + "#persistent"] = {
|
||
padding: mergePaddingObject(typeof padding !== 'number' ? padding : expandToHashMap(padding, basePlacements))
|
||
};
|
||
}
|
||
|
||
var arrow$1 = {
|
||
name: 'arrow',
|
||
enabled: true,
|
||
phase: 'main',
|
||
fn: arrow,
|
||
effect: effect$2,
|
||
requires: ['popperOffsets'],
|
||
requiresIfExists: ['preventOverflow']
|
||
};
|
||
|
||
function getSideOffsets(overflow, rect, preventedOffsets) {
|
||
if (preventedOffsets === void 0) {
|
||
preventedOffsets = {
|
||
x: 0,
|
||
y: 0
|
||
};
|
||
}
|
||
|
||
return {
|
||
top: overflow.top - rect.height - preventedOffsets.y,
|
||
right: overflow.right - rect.width + preventedOffsets.x,
|
||
bottom: overflow.bottom - rect.height + preventedOffsets.y,
|
||
left: overflow.left - rect.width - preventedOffsets.x
|
||
};
|
||
}
|
||
|
||
function isAnySideFullyClipped(overflow) {
|
||
return [top, right, bottom, left].some(function (side) {
|
||
return overflow[side] >= 0;
|
||
});
|
||
}
|
||
|
||
function hide(_ref) {
|
||
var state = _ref.state,
|
||
name = _ref.name;
|
||
var referenceRect = state.rects.reference;
|
||
var popperRect = state.rects.popper;
|
||
var preventedOffsets = state.modifiersData.preventOverflow;
|
||
var referenceOverflow = detectOverflow(state, {
|
||
elementContext: 'reference'
|
||
});
|
||
var popperAltOverflow = detectOverflow(state, {
|
||
altBoundary: true
|
||
});
|
||
var referenceClippingOffsets = getSideOffsets(referenceOverflow, referenceRect);
|
||
var popperEscapeOffsets = getSideOffsets(popperAltOverflow, popperRect, preventedOffsets);
|
||
var isReferenceHidden = isAnySideFullyClipped(referenceClippingOffsets);
|
||
var hasPopperEscaped = isAnySideFullyClipped(popperEscapeOffsets);
|
||
state.modifiersData[name] = {
|
||
referenceClippingOffsets: referenceClippingOffsets,
|
||
popperEscapeOffsets: popperEscapeOffsets,
|
||
isReferenceHidden: isReferenceHidden,
|
||
hasPopperEscaped: hasPopperEscaped
|
||
};
|
||
state.attributes.popper = Object.assign({}, state.attributes.popper, {
|
||
'data-popper-reference-hidden': isReferenceHidden,
|
||
'data-popper-escaped': hasPopperEscaped
|
||
});
|
||
}
|
||
|
||
var hide$1 = {
|
||
name: 'hide',
|
||
enabled: true,
|
||
phase: 'main',
|
||
requiresIfExists: ['preventOverflow'],
|
||
fn: hide
|
||
};
|
||
|
||
var defaultModifiers = [eventListeners, popperOffsets$1, computeStyles$1, applyStyles$1, offset$1, flip$1, preventOverflow$1, arrow$1, hide$1];
|
||
var createPopper =
|
||
/*#__PURE__*/
|
||
popperGenerator({
|
||
defaultModifiers: defaultModifiers
|
||
}); // eslint-disable-next-line import/no-unused-modules
|
||
|
||
exports.createPopper = createPopper;
|
||
exports.defaultModifiers = defaultModifiers;
|
||
exports.popperGenerator = popperGenerator;
|
||
|
||
Object.defineProperty(exports, '__esModule', { value: true });
|
||
|
||
})));
|
||
//# sourceMappingURL=/popper.js.map
|