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understrap/js/popper.min.js

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2017-08-11 18:08:29 +00:00
/*
Copyright (C) Federico Zivolo 2017
Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
*/const nativeHints=['native code','[object MutationObserverConstructor]'];var isNative=(e)=>nativeHints.some((t)=>-1<(e||'').toString().indexOf(t));const isBrowser='undefined'!=typeof window,longerTimeoutBrowsers=['Edge','Trident','Firefox'];let timeoutDuration=0;for(let e=0;e<longerTimeoutBrowsers.length;e+=1)if(isBrowser&&0<=navigator.userAgent.indexOf(longerTimeoutBrowsers[e])){timeoutDuration=1;break}function microtaskDebounce(e){let t=!1,o=0;const i=document.createElement('span'),n=new MutationObserver(()=>{e(),t=!1});return n.observe(i,{attributes:!0}),()=>{t||(t=!0,i.setAttribute('x-index',o),++o)}}function taskDebounce(e){let t=!1;return()=>{t||(t=!0,setTimeout(()=>{t=!1,e()},timeoutDuration))}}const supportsNativeMutationObserver=isBrowser&&isNative(window.MutationObserver);var debounce=supportsNativeMutationObserver?microtaskDebounce:taskDebounce;function isFunction(e){return e&&'[object Function]'==={}.toString.call(e)}function getStyleComputedProperty(e,t){if(1!==e.nodeType)return[];const o=window.getComputedStyle(e,null);return t?o[t]:o}function getParentNode(e){return'HTML'===e.nodeName?e:e.parentNode||e.host}function getScrollParent(e){if(!e||-1!==['HTML','BODY','#document'].indexOf(e.nodeName))return window.document.body;const{overflow:t,overflowX:o,overflowY:i}=getStyleComputedProperty(e);return /(auto|scroll)/.test(t+i+o)?e:getScrollParent(getParentNode(e))}function getOffsetParent(e){const t=e&&e.offsetParent,o=t&&t.nodeName;return o&&'BODY'!==o&&'HTML'!==o?-1!==['TD','TABLE'].indexOf(t.nodeName)&&'static'===getStyleComputedProperty(t,'position')?getOffsetParent(t):t:window.document.documentElement}function isOffsetContainer(e){const{nodeName:t}=e;return'BODY'!==t&&('HTML'===t||getOffsetParent(e.firstElementChild)===e)}function getRoot(e){return null===e.parentNode?e:getRoot(e.parentNode)}function findCommonOffsetParent(e,t){if(!e||!e.nodeType||!t||!t.nodeType)return window.document.documentElement;const o=e.compareDocumentPosition(t)&Node.DOCUMENT_POSITION_FOLLOWING,i=o?e:t,n=o?t:e,r=document.createRange();r.setStart(i,0),r.setEnd(n,0);const{commonAncestorContainer:p}=r;if(e!==p&&t!==p||i.contains(n))return isOffsetContainer(p)?p:getOffsetParent(p);const d=getRoot(e);return d.host?findCommonOffsetParent(d.host,t):findCommonOffsetParent(e,getRoot(t).host)}function getScroll(e,t='top'){const o='top'===t?'scrollTop':'scrollLeft',i=e.nodeName;if('BODY'===i||'HTML'===i){const e=window.document.documentElement,t=window.document.scrollingElement||e;return t[o]}return e[o]}function includeScroll(e,t,o=!1){const i=getScroll(t,'top'),n=getScroll(t,'left'),r=o?-1:1;return e.top+=i*r,e.bottom+=i*r,e.left+=n*r,e.right+=n*r,e}function getBordersSize(e,t){const o='x'===t?'Left':'Top',i='Left'==o?'Right':'Bottom';return+e[`border${o}Width`].split('px')[0]+ +e[`border${i}Width`].split('px')[0]}let isIE10;var isIE10$1=function(){return void 0==isIE10&&(isIE10=-1!==navigator.appVersion.indexOf('MSIE 10')),isIE10};function getSize(e,t,o,i){return Math.max(t[`offset${e}`],o[`client${e}`],o[`offset${e}`],isIE10$1()?o[`offset${e}`]+i[`margin${'Height'===e?'Top':'Left'}`]+i[`margin${'Height'===e?'Bottom':'Right'}`]:0)}function getWindowSizes(){const e=window.document.body,t=window.document.documentElement,o=isIE10$1()&&window.getComputedStyle(t);return{height:getSize('Height',e,t,o),width:getSize('Width',e,t,o)}}var _extends=Object.assign||function(e){for(var t,o=1;o<arguments.length;o++)for(var i in t=arguments[o],t)Object.prototype.hasOwnProperty.call(t,i)&&(e[i]=t[i]);return e};function getClientRect(e){return _extends({},e,{right:e.left+e.width,bottom:e.top+e.height})}function getBoundingClientRect(e){let t={};if(isIE10$1())try{t=e.getBoundingClientRect();const o=getScroll(e,'top'),i=getScroll(e,'left');t.top+=o,t.left+=i,t.bottom+=o,t.right+=i}catch(e){}else t=e.getBoundingClientRect();const o={left:t.left,top:t.top,width:t.right-t.left,height:t.bottom-t.top},i='HTML'===e.nodeName?getWindowSizes():{},n=i.width||e.clientWidth||o.right-o.left,r=i.height||e.clientHeight||o.bottom-o.top;let p=e.offsetWidth-n,d=e.offsetHe
//# sourceMappingURL=popper.min.js.map