(function(global,factory){typeof exports==="object"&&typeof module!=="undefined"?module.exports=factory():typeof define==="function"&&define.amd?define(factory):global.Popper=factory()})(this,function(){"use strict";var isBrowser=typeof window!=="undefined"&&typeof document!=="undefined";var longerTimeoutBrowsers=["Edge","Trident","Firefox"];var timeoutDuration=0;for(var i=0;i<longerTimeoutBrowsers.length;i+=1){if(isBrowser&&navigator.userAgent.indexOf(longerTimeoutBrowsers[i])>=0){timeoutDuration=1;break}}function microtaskDebounce(fn){var called=false;return function(){if(called){return}called=true;window.Promise.resolve().then(function(){called=false;fn()})}}function taskDebounce(fn){var scheduled=false;return function(){if(!scheduled){scheduled=true;setTimeout(function(){scheduled=false;fn()},timeoutDuration)}}}var supportsMicroTasks=isBrowser&&window.Promise;var debounce=supportsMicroTasks?microtaskDebounce:taskDebounce;function isFunction(functionToCheck){var getType={};return functionToCheck&&getType.toString.call(functionToCheck)==="[object Function]"}function getStyleComputedProperty(element,property){if(element.nodeType!==1){return[]}var window=element.ownerDocument.defaultView;var css=window.getComputedStyle(element,null);return property?css[property]:css}function getParentNode(element){if(element.nodeName==="HTML"){return element}return element.parentNode||element.host}function getScrollParent(element){if(!element){return document.body}switch(element.nodeName){case"HTML":case"BODY":return element.ownerDocument.body;case"#document":return element.body}var _getStyleComputedProp=getStyleComputedProperty(element),overflow=_getStyleComputedProp.overflow,overflowX=_getStyleComputedProp.overflowX,overflowY=_getStyleComputedProp.overflowY;if(/(auto|scroll|overlay)/.test(overflow+overflowY+overflowX)){return element}return getScrollParent(getParentNode(element))}var isIE11=isBrowser&&!!(window.MSInputMethodContext&&document.documentMode);var isIE10=isBrowser&&/MSIE 10/.test(navigator.userAgent);function isIE(version){if(version===11){return isIE11}if(version===10){return isIE10}return isIE11||isIE10}function getOffsetParent(element){if(!element){return document.documentElement}var noOffsetParent=isIE(10)?document.body:null;var offsetParent=element.offsetParent||null;while(offsetParent===noOffsetParent&&element.nextElementSibling){offsetParent=(element=element.nextElementSibling).offsetParent}var nodeName=offsetParent&&offsetParent.nodeName;if(!nodeName||nodeName==="BODY"||nodeName==="HTML"){return element?element.ownerDocument.documentElement:document.documentElement}if(["TH","TD","TABLE"].indexOf(offsetParent.nodeName)!==-1&&getStyleComputedProperty(offsetParent,"position")==="static"){return getOffsetParent(offsetParent)}return offsetParent}function isOffsetContainer(element){var nodeName=element.nodeName;if(nodeName==="BODY"){return false}return nodeName==="HTML"||getOffsetParent(element.firstElementChild)===element}function getRoot(node){if(node.parentNode!==null){return getRoot(node.parentNode)}return node}function findCommonOffsetParent(element1,element2){if(!element1||!element1.nodeType||!element2||!element2.nodeType){return document.documentElement}var order=element1.compareDocumentPosition(element2)&Node.DOCUMENT_POSITION_FOLLOWING;var start=order?element1:element2;var end=order?element2:element1;var range=document.createRange();range.setStart(start,0);range.setEnd(end,0);var commonAncestorContainer=range.commonAncestorContainer;if(element1!==commonAncestorContainer&&element2!==commonAncestorContainer||start.contains(end)){if(isOffsetContainer(commonAncestorContainer)){return commonAncestorContainer}return getOffsetParent(commonAncestorContainer)}var element1root=getRoot(element1);if(element1root.host){return findCommonOffsetParent(element1root.host,element2)}else{return findCommonOffsetParent(element1,getRoot(element2).host)}}function getScroll(element){var side=arguments.length>1&&arguments[1]!==undefined?arguments[1]:"top";var upperSide=side==="top"?"scrollTop":"scrollLeft";var nodeName=element.nodeName;if(nodeName==="BODY"||nodeName==="HTML"){var html=element.ownerDocument.documentElement;var scrollingElement=element.ownerDocument.scrollingElement||html;return scrollingElement[upperSide]}return element[upperSide]}function includeScroll(rect,element){var subtract=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;var scrollTop=getScroll(element,"top");var scrollLeft=getScroll(element,"left");var modifier=subtract?-1:1;rect.top+=scrollTop*modifier;rect.bottom+=scrollTop*modifier;rect.left+=scrollLeft*modifier;rect.right+=scrollLeft*modifier;return rect}function getBordersSize(styles,axis){var sideA=axis==="x"?"Left":"Top";var sideB=sideA==="Left"?"Right":"Bottom";return parseFloat(styles["border"+sideA+"Width"],10)+parseFloat(styles["border"+sideB+"Width"],10)}function getSize(axis,body,html,computedStyle){return Math.max(body["offset"+axis],body["scroll"+axis],html["client"+axis],html["offset"+axis],html["scroll"+axis],isIE(10)?parseInt(html["offset"+axis])+parseInt(computedStyle["margin"+(axis==="Height"?"Top":"Left")])+parseInt(computedStyle["margin"+(axis==="Height"?"Bottom":"Right")]):0)}function getWindowSizes(document){var body=document.body;var html=document.documentElement;var computedStyle=isIE(10)&&getComputedStyle(html);return{height:getSize("Height",body,html,computedStyle),width:getSize("Width",body,html,computedStyle)}}var classCallCheck=function(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError("Cannot call a class as a function")}};var createClass=function(){function defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if("value"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}return function(Constructor,protoProps,staticProps){if(protoProps)defineProperties(Constructor.prototype,protoProps);if(staticProps)defineProperties(Constructor,staticProps);return Constructor}}();var defineProperty=function(obj,key,value){if(key in obj){Object.defineProperty(obj,key,{value:value,enumerable:true,configurable:true,writable:true})}else{obj[key]=value}return obj};var _extends=Object.assign||function(target){for(var i=1;i<arguments.length;i++){var source=arguments[i];for(var key in source){if(Object.prototype.hasOwnProperty.call(source,key)){target[key]=source[key]}}}return target};function getClientRect(offsets){return _extends({},offsets,{right:offsets.left+offsets.width,bottom:offsets.top+offsets.height})}function getBoundingClientRect(element){var rect={};try{if(isIE(10)){rect=element.getBoundingClientRect();var scrollTop=getScroll(element,"top");var scrollLeft=getScroll(element,"left");rect.top+=scrollTop;rect.left+=scrollLeft;rect.bottom+=scrollTop;rect.right+=scrollLeft}else{rect=element.getBoundingClientRect()}}catch(e){}var result={left:rect.left,top:rect.top,width:rect.right-rect.left,height:rect.bottom-rect.top};var sizes=element.nodeName==="HTML"?getWindowSizes(element.ownerDocument):{};var width=sizes.width||element.clientWidth||result.right-result.left;var height=sizes.height||element.clientHeight||result.bottom-result.top;var horizScrollbar=element.offsetWidth-width;var vertScrollbar=element.offsetHeight-height;if(horizScrollbar||vertScrollbar){var styles=getStyleComputedProperty(element);horizScrollbar-=getBordersSize(styles,"x");vertScrollbar-=getBordersSize(styles,"y");result.width-=horizScrollbar;result.height-=vertScrollbar}return getClientRect(result)}function getOffsetRectRelativeToArbitraryNode(children,parent){var fixedPosition=arguments.length>2&&arguments[2]!==undefined?arguments[2]:false;var isIE10=isIE(10);var isHTML=parent.nodeName==="HTML";var childrenRect=getBoundingClientRect(children);var parentRect=getBoundingClientRect(parent);var scrollParent=getScrollParent(children);var styles=getStyleComputedProperty(parent);var borderTopWidth=parseFloat(styles.borderTopWidth,10);var borderLeftWidth=parseFloat(styles.borderLeftWidth,10);if(fixedPosition&&isHTML){parentRect.top=Math.max(parentRect.top,0);parentRect.left=Math.max(parentRect.left,0)}var offsets=getClientRect({top:childrenRect.top-parentRect.top-borderTopWidth,left:childrenRect.left-parentRect.left-borderLeftWidth,width:childrenRect.width,height:childrenRect.height});offsets.marginTop=0;offsets.marginLeft=0;if(!isIE10&&isHTML){var marginTop=parseFloat(styles.marginTop,10);var marginLeft=parseFloat(styles.marginLeft,10);offsets.top-=borderTopWidth-marginTop;offsets.bottom-=borderTopWidth-marginTop;offsets.left-=borderLeftWidth-marginLeft;offsets.right-=borderLeftWidth-marginLeft;offsets.marginTop=marginTop;offsets.marginLeft=marginLeft}if(isIE10&&!fixedPosition?parent.contains(scrollParent):parent===scrollParent&&scrollParent.nodeName!=="BODY"){offsets=includeScroll(offsets,parent)}return offsets}function getViewportOffsetRectRelativeToArtbitraryNode(element){var excludeScroll=arguments.length>1&&arguments[1]!==undefined?arguments[1]:false;var html=element.ownerDocument.documentElement;var relativeOffset=getOffsetRectRelativeToArbitraryNode(element,html);var width=Math.max(html.clientWidth,window.innerWidth||0);var height=Math.max(html.clientHeight,window.innerHeight||0);var scrollTop=!excludeScroll?getScroll(html):0;var scrollLeft=!excludeScroll?getScroll(html,"left"):0;var offset={top:scrollTop-relativeOffset.top+relativeOffset.marginTop,left:scrollLeft-relativeOffset.left+relativeOffset.marginLeft,width:width,height:height};return getClientRect(offset)}function isFixed(element){var nodeName=element.nodeName;if(nodeName==="BODY"||nodeName==="HTML"){return false}if(getStyleComputedProperty(element,"position")==="fixed"){return true}var parentNode=getParentNode(element);if(!parentNode){return false}return isFixed(parentNode)}function getFixedPositionOffsetParent(element){if(!element||!element.parentElement||isIE()){return document.documentElement}var el=element.parentElement;while(el&&getStyleComputedProperty(el,"transform")==="none"){el=el.parentElement}return el||document.documentElement}function getBoundaries(popper,reference,padding,boundariesElement){var fixedPosition=arguments.length>4&&arguments[4]!==undefined?arguments[4]:false;var boundaries={top:0,left:0};var offsetParent=fixedPosition?getFixedPositionOffsetParent(popper):findCommonOffsetParent(popper,reference);if(boundariesElement==="viewport"){boundaries=getViewportOffsetRectRelativeToArtbitraryNode(offsetParent,fixedPosition)}else{var boundariesNode=void 0;if(boundariesElement==="scrollParent"){boundariesNode=getScrollParent(getParentNode(reference));if(boundariesNode.nodeName==="BODY"){boundariesNode=popper.ownerDocument.documentElement}}else if(boundariesElement==="window"){boundariesNode=popper.ownerDocument.documentElement}else{boundariesNode=boundariesElement}var offsets=getOffsetRectRelativeToArbitraryNode(boundariesNode,offsetParent,fixedPosition);if(boundariesNode.nodeName==="HTML"&&!isFixed(offsetParent)){var _getWindowSizes=getWindowSizes(popper.ownerDocument),height=_getWindowSizes.height,width=_getWindowSizes.width;boundaries.top+=offsets.top-offsets.marginTop;boundaries.bottom=height+offsets.top;boundaries.left+=offsets.left-offsets.marginLeft;boundaries.right=width+offsets.left}else{boundaries=offsets}}padding=padding||0;var isPaddingNumber=typeof padding==="number";boundaries.left+=isPaddingNumber?padding:padding.left||0;boundaries.top+=isPaddingNumber?padding:padding.top||0;boundaries.right-=isPaddingNumber?padding:padding.right||0;boundaries.bottom-=isPaddingNumber?padding:padding.bottom||0;return boundaries}function getArea(_ref){var width=_ref.width,height=_ref.height;return width*height}function computeAutoPlacement(placement,refRect,popper,reference,boundariesElement){var padding=arguments.length>5&&arguments[5]!==undefined?arguments[5]:0;if(placement.indexOf("auto")===-1){return placement}var boundaries=getBoundaries(popper,reference,padding,boundariesElement);var rects={top:{width:boundaries.width,height:refRect.top-boundaries.top},right:{width:boundaries.right-refRect.right,height:boundaries.height},bottom:{width:boundaries.width,height:boundaries.bottom-refRect.bottom},left:{width:refRect.left-boundaries.left,height:boundaries.height}};var sortedAreas=Object.keys(rects).map(function(key){return _extends({key:key},rects[key],{area:getArea(rects[key])})}).sort(function(a,b){return b.area-a.area});var filteredAreas=sortedAreas.filter(function(_ref2){var width=_ref2.width,height=_ref2.height;return width>=popper.clientWidth&&height>=popper.clientHeight});var computedPlacement=filteredAreas.length>0?filteredAreas[0].key:sortedAreas[0].key;var variation=placement.split("-")[1];return computedPlacement+(variation?"-"+variation:"")}function getReferenceOffsets(state,popper,reference){var fixedPosition=arguments.length>3&&arguments[3]!==undefined?arguments[3]:null;var commonOffsetParent=fixedPosition?getFixedPositionOffsetParent(popper):findCommonOffsetParent(popper,reference);return getOffsetRectRelativeToArbitraryNode(reference,commonOffsetParent,fixedPosition)}function getOuterSizes(element){var window=element.ownerDocument.defaultView;var styles=window.getComputedStyle(element);var x=parseFloat(styles.marginTop||0)+parseFloat(styles.marginBottom||0);var y=parseFloat(styles.marginLeft||0)+parseFloat(styles.marginRight||0);var result={width:element.offsetWidth+y,height:element.offsetHeight+x};return result}function getOppositePlacement(placement){var hash={left:"right",right:"left",bottom:"top",top:"bottom"};return placement.replace(/left|right|bottom|top/g,function(matched){return hash[matched]})}function getPopperOffsets(popper,referenceOffsets,placement){placement=placement.split("-")[0];var popperRect=getOuterSizes(popper);var popperOffsets={width:popperRect.width,height:popperRect.height};var isHoriz=["right","left"].indexOf(placement)!==-1;var mainSide=isHoriz?"top":"left";var secondarySide=isHoriz?"left":"top";var measurement=isHoriz?"height":"width";var secondaryMeasurement=!isHoriz?"height":"width";popperOffsets[mainSide]=referenceOffsets[mainSide]+referenceOffsets[measurement]/2-popperRect[measurement]/2;if(placement===secondarySide){popperOffsets[secondarySide]=referenceOffsets[secondarySide]-popperRect[secondaryMeasurement]}else{popperOffsets[secondarySide]=referenceOffsets[getOppositePlacement(secondarySide)]}return popperOffsets}function find(arr,check){if(Array.prototype.find){return arr.find(check)}return arr.filter(check)[0]}function findIndex(arr,prop,value){if(Array.prototype.findIndex){return arr.findIndex(function(cur){return cur[prop]===value})}var match=find(arr,function(obj){return obj[prop]===value});return arr.indexOf(match)}function runModifiers(modifiers,data,ends){var modifiersToRun=ends===undefined?modifiers:modifiers.slice(0,findIndex(modifiers,"name",ends));modifiersToRun.forEach(function(modifier){if(modifier["function"]){console.warn("`modifier.function` is deprecated, use `modifier.fn`!")}var fn=modifier["function"]||modifier.fn;if(modifier.enabled&&isFunction(fn)){data.offsets.popper=getClientRect(data.offsets.popper);data.offsets.reference=getClientRect(data.offsets.reference);data=fn(data,modifier)}});return data}function update(){if(this.state.isDestroyed){return}var data={instance:this,styles:{},arrowStyles:{},attributes:{},flipped:false,offsets:{}};data.offsets.reference=getReferenceOffsets(this.state,this.popper,this.reference,this.options.positionFixed);data.placement=computeAutoPlacement(this.options.placement,data.offsets.reference,this.popper,this.reference,this.options.modifiers.flip.boundariesElement,this.options.modifiers.flip.padding);data.originalPlacement=data.placement;data.positionFixed=this.options.positionFixed;data.offsets.popper=getPopperOffsets(this.popper,data.offsets.reference,data.placement);data.offsets.popper.position=this.options.positionFixed?"fixed":"absolute";data=runModifiers(this.modifiers,data);if(!this.state.isCreated){this.state.isCreated=true;this.options.onCreate(data)}else{this.options.onUpdate(data)}}function isModifierEnabled(modifiers,modifierName){return modifiers.some(function(_ref){var name=_ref.name,enabled=_ref.enabled;return enabled&&name===modifierName})}function getSupportedPropertyName(property){var prefixes=[false,"ms","Webkit","Moz","O"];var upperProp=property.charAt(0).toUpperCase()+property.slice(1);for(var i=0;i<prefixes.length;i++){var prefix=prefixes[i];var toCheck=prefix?""+prefix+upperProp:property;if(typeof document.body.style[toCheck]!=="undefined"){return toCheck}}return null}function destroy(){this.state.isDestroyed=true;if(isModifierEnabled(this.modifiers,"applyStyle")){this.popper.removeAttribute("x-placement");this.popper.style.position="";this.popper.style.top="";this.popper.style.left="";this.popper.style.right="";this.popper.style.bottom="";this.popper.style.willChange="";this.popper.style[getSupportedPropertyName("transform")]=""}this.disableEventListeners();if(this.options.removeOnDestroy){this.popper.parentNode.removeChild(this.popper)}return this}function getWindow(element){var ownerDocument=element.ownerDocument;return ownerDocument?ownerDocument.defaultView:window}function attachToScrollParents(scrollParent,event,callback,scrollParents){var isBody=scrollParent.nodeName==="BODY";var target=isBody?scrollParent.ownerDocument.defaultView:scrollParent;target.addEventListener(event,callback,{passive:true});if(!isBody){attachToScrollParents(getScrollParent(target.parentNode),event,callback,scrollParents)}scrollParents.push(target)}function setupEventListeners(reference,options,state,updateBound){state.updateBound=updateBound;getWindow(reference).addEventListener("resize",state.updateBound,{passive:true});var scrollElement=getScrollParent(reference);attachToScrollParents(scrollElement,"scroll",state.updateBound,state.scrollParents);state.scrollElement=scrollElement;state.eventsEnabled=true;return state}function enableEventListeners(){if(!this.state.eventsEnabled){this.state=setupEventListeners(this.reference,this.options,this.state,this.scheduleUpdate)}}function removeEventListeners(reference,state){getWindow(reference).removeEventListener("resize",state.updateBound);state.scrollParents.forEach(function(target){target.removeEventListener("scroll",state.updateBound)});state.updateBound=null;state.scrollParents=[];state.scrollElement=null;state.eventsEnabled=false;return state}function disableEventListeners(){if(this.state.eventsEnabled){cancelAnimationFrame(this.scheduleUpdate);this.state=removeEventListeners(this.reference,this.state)}}function isNumeric(n){return n!==""&&!isNaN(parseFloat(n))&&isFinite(n)}function setStyles(element,styles){Object.keys(styles).forEach(function(prop){var unit="";if(["width","height","top","right","bottom","left"].indexOf(prop)!==-1&&isNumeric(styles[prop])){unit="px"}element.style[prop]=styles[prop]+unit})}function setAttributes(element,attributes){Object.keys(attributes).forEach(function(prop){var value=attributes[prop];if(value!==false){element.setAttribute(prop,attributes[prop])}else{element.removeAttribute(prop)}})}function applyStyle(data){setStyles(data.instance.popper,data.styles);setAttributes(data.instance.popper,data.attributes);if(data.arrowElement&&Object.keys(data.arrowStyles).length){setStyles(data.arrowElement,data.arrowStyles)}return data}function applyStyleOnLoad(reference,popper,options,modifierOptions,state){var referenceOffsets=getReferenceOffsets(state,popper,reference,options.positionFixed);var placement=computeAutoPlacement(options.placement,referenceOffsets,popper,reference,options.modifiers.flip.boundariesElement,options.modifiers.flip.padding);popper.setAttribute("x-placement",placement);setStyles(popper,{position:options.positionFixed?"fixed":"absolute"});return options}function getRoundedOffsets(data,shouldRound){var _data$offsets=data.offsets,popper=_data$offsets.popper,reference=_data$offsets.reference;var round=Math.round,floor=Math.floor;var noRound=function noRound(v){return v};var referenceWidth=round(reference.width);var popperWidth=round(popper.width);var isVertical=["left","right"].indexOf(data.placement)!==-1;var isVariation=data.placement.indexOf("-")!==-1;var sameWidthParity=referenceWidth%2===popperWidth%2;var bothOddWidth=referenceWidth%2===1&&popperWidth%2===1;var horizontalToInteger=!shouldRound?noRound:isVertical||isVariation||sameWidthParity?round:floor;var verticalToInteger=!shouldRound?noRound:round;return{left:horizontalToInteger(bothOddWidth&&!isVariation&&shouldRound?popper.left-1:popper.left),top:verticalToInteger(popper.top),bottom:verticalToInteger(popper.bottom),right:horizontalToInteger(popper.right)}}var isFirefox=isBrowser&&/Firefox/i.test(navigator.userAgent);function computeStyle(data,options){var x=options.x,y=options.y;var popper=data.offsets.popper;var legacyGpuAccelerationOption=find(data.instance.modifiers,function(modifier){return modifier.name==="applyStyle"}).gpuAcceleration;if(legacyGpuAccelerationOption!==undefined){console.warn("WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!")}var gpuAcceleration=legacyGpuAccelerationOption!==undefined?legacyGpuAccelerationOption:options.gpuAcceleration;var offsetParent=getOffsetParent(data.instance.popper);var offsetParentRect=getBoundingClientRect(offsetParent);var styles={position:popper.position};var offsets=getRoundedOffsets(data,window.devicePixelRatio<2||!isFirefox);var sideA=x==="bottom"?"top":"bottom";var sideB=y==="right"?"left":"right";var prefixedProperty=getSupportedPropertyName("transform");var left=void 0,top=void 0;if(sideA==="bottom"){if(offsetParent.nodeName==="HTML"){top=-offsetParent.clientHeight+offsets.bottom}else{top=-offsetParentRect.height+offsets.bottom}}else{top=offsets.top}if(sideB==="right"){if(offsetParent.nodeName==="HTML"){left=-offsetParent.clientWidth+offsets.right}else{left=-offsetParentRect.width+offsets.right}}else{left=offsets.left}if(gpuAcceleration&&prefixedProperty){styles[prefixedProperty]="translate3d("+left+"px, "+top+"px, 0)";styles[sideA]=0;styles[sideB]=0;styles.willChange="transform"}else{var invertTop=sideA==="bottom"?-1:1;var invertLeft=sideB==="right"?-1:1;styles[sideA]=top*invertTop;styles[sideB]=left*invertLeft;styles.willChange=sideA+", "+sideB}var attributes={"x-placement":data.placement};data.attributes=_extends({},attributes,data.attributes);data.styles=_extends({},styles,data.styles);data.arrowStyles=_extends({},data.offsets.arrow,data.arrowStyles);return data}function isModifierRequired(modifiers,requestingName,requestedName){var requesting=find(modifiers,function(_ref){var name=_ref.name;return name===requestingName});var isRequired=!!requesting&&modifiers.some(function(modifier){return modifier.name===requestedName&&modifier.enabled&&modifier.order<requesting.order});if(!isRequired){var _requesting="`"+requestingName+"`";var requested="`"+requestedName+"`";console.warn(requested+" modifier is required by "+_requesting+" modifier in order to work, be sure to include it before "+_requesting+"!")}return isRequired}function arrow(data,options){var _data$offsets$arrow;if(!isModifierRequired(data.instance.modifiers,"arrow","keepTogether")){return data}var arrowElement=options.element;if(typeof arrowElement==="string"){arrowElement=data.instance.popper.querySelector(arrowElement);if(!arrowElement){return data}}else{if(!data.instance.popper.contains(arrowElement)){console.warn("WARNING: `arrow.element` must be child of its popper element!");return data}}var placement=data.placement.split("-")[0];var _data$offsets=data.offsets,popper=_data$offsets.popper,reference=_data$offsets.reference;var isVertical=["left","right"].indexOf(placement)!==-1;var len=isVertical?"height":"width";var sideCapitalized=isVertical?"Top":"Left";var side=sideCapitalized.toLowerCase();var altSide=isVertical?"left":"top";var opSide=isVertical?"bottom":"right";var arrowElementSize=getOuterSizes(arrowElement)[len];if(reference[opSide]-arrowElementSize<popper[side]){data.offsets.popper[side]-=popper[side]-(reference[opSide]-arrowElementSize)}if(reference[side]+arrowElementSize>popper[opSide]){data.offsets.popper[side]+=reference[side]+arrowElementSize-popper[opSide]}data.offsets.popper=getClientRect(data.offsets.popper);var center=reference[side]+reference[len]/2-arrowElementSize/2;var css=getStyleComputedProperty(data.instance.popper);var popperMarginSide=parseFloat(css["margin"+sideCapitalized],10);var popperBorderSide=parseFloat(css["border"+sideCapitalized+"Width"],10);var sideValue=center-data.offsets.popper[side]-popperMarginSide-popperBorderSide;sideValue=Math.max(Math.min(popper[len]-arrowElementSize,sideValue),0);data.arrowElement=arrowElement;data.offsets.arrow=(_data$offsets$arrow={},defineProperty(_data$offsets$arrow,side,Math.round(sideValue)),defineProperty(_data$offsets$arrow,altSide,""),_data$offsets$arrow);return data}function getOppositeVariation(variation){if(variation==="end"){return"start"}else if(variation==="start"){return"end"}return variation}var placements=["auto-start","auto","auto-end","top-start","top","top-end","right-start","right","right-end","bottom-end","bottom","bottom-start","left-end","left","left-start"];var validPlacements=placements.slice(3);function clockwise(placement){var counter=arguments.length>1&&arguments[1]!==undefined?arguments[1]:false;var index=validPlacements.indexOf(placement);var arr=validPlacements.slice(index+1).concat(validPlacements.slice(0,index));return counter?arr.reverse():arr}var BEHAVIORS={FLIP:"flip",CLOCKWISE:"clockwise",COUNTERCLOCKWISE:"counterclockwise"};function flip(data,options){if(isModifierEnabled(data.instance.modifiers,"inner")){return data}if(data.flipped&&data.placement===data.originalPlacement){return data}var boundaries=getBoundaries(data.instance.popper,data.instance.reference,options.padding,options.boundariesElement,data.positionFixed);var placement=data.placement.split("-")[0];var placementOpposite=getOppositePlacement(placement);var variation=data.placement.split("-")[1]||"";var flipOrder=[];switch(options.behavior){case BEHAVIORS.FLIP:flipOrder=[placement,placementOpposite];break;case BEHAVIORS.CLOCKWISE:flipOrder=clockwise(placement);break;case BEHAVIORS.COUNTERCLOCKWISE:flipOrder=clockwise(placement,true);break;default:flipOrder=options.behavior}flipOrder.forEach(function(step,index){if(placement!==step||flipOrder.length===index+1){return data}placement=data.placement.split("-")[0];placementOpposite=getOppositePlacement(placement);var popperOffsets=data.offsets.popper;var refOffsets=data.offsets.reference;var floor=Math.floor;var overlapsRef=placement==="left"&&floor(popperOffsets.right)>floor(refOffsets.left)||placement==="right"&&floor(popperOffsets.left)<floor(refOffsets.right)||placement==="top"&&floor(popperOffsets.bottom)>floor(refOffsets.top)||placement==="bottom"&&floor(popperOffsets.top)<floor(refOffsets.bottom);var overflowsLeft=floor(popperOffsets.left)<floor(boundaries.left);var overflowsRight=floor(popperOffsets.right)>floor(boundaries.right);var overflowsTop=floor(popperOffsets.top)<floor(boundaries.top);var overflowsBottom=floor(popperOffsets.bottom)>floor(boundaries.bottom);var overflowsBoundaries=placement==="left"&&overflowsLeft||placement==="right"&&overflowsRight||placement==="top"&&overflowsTop||placement==="bottom"&&overflowsBottom;var isVertical=["top","bottom"].indexOf(placement)!==-1;var flippedVariation=!!options.flipVariations&&(isVertical&&variation==="start"&&overflowsLeft||isVertical&&variation==="end"&&overflowsRight||!isVertical&&variation==="start"&&overflowsTop||!isVertical&&variation==="end"&&overflowsBottom);if(overlapsRef||overflowsBoundaries||flippedVariation){data.flipped=true;if(overlapsRef||overflowsBoundaries){placement=flipOrder[index+1]}if(flippedVariation){variation=getOppositeVariation(variation)}data.placement=placement+(variation?"-"+variation:"");data.offsets.popper=_extends({},data.offsets.popper,getPopperOffsets(data.instance.popper,data.offsets.reference,data.placement));data=runModifiers(data.instance.modifiers,data,"flip")}});return data}function keepTogether(data){var _data$offsets=data.offsets,popper=_data$offsets.popper,reference=_data$offsets.reference;var placement=data.placement.split("-")[0];var floor=Math.floor;var isVertical=["top","bottom"].indexOf(placement)!==-1;var side=isVertical?"right":"bottom";var opSide=isVertical?"left":"top";var measurement=isVertical?"width":"height";if(popper[side]<floor(reference[opSide])){data.offsets.popper[opSide]=floor(reference[opSide])-popper[measurement]}if(popper[opSide]>floor(reference[side])){data.offsets.popper[opSide]=floor(reference[side])}return data}function toValue(str,measurement,popperOffsets,referenceOffsets){var split=str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/);var value=+split[1];var unit=split[2];if(!value){return str}if(unit.indexOf("%")===0){var element=void 0;switch(unit){case"%p":element=popperOffsets;break;case"%":case"%r":default:element=referenceOffsets}var rect=getClientRect(element);return rect[measurement]/100*value}else if(unit==="vh"||unit==="vw"){var size=void 0;if(unit==="vh"){size=Math.max(document.documentElement.clientHeight,window.innerHeight||0)}else{size=Math.max(document.documentElement.clientWidth,window.innerWidth||0)}return size/100*value}else{return value}}function parseOffset(offset,popperOffsets,referenceOffsets,basePlacement){var offsets=[0,0];var useHeight=["right","left"].indexOf(basePlacement)!==-1;var fragments=offset.split(/(\+|\-)/).map(function(frag){return frag.trim()});var divider=fragments.indexOf(find(fragments,function(frag){return frag.search(/,|\s/)!==-1}));if(fragments[divider]&&fragments[divider].indexOf(",")===-1){console.warn("Offsets separated by white space(s) are deprecated, use a comma (,) instead.")}var splitRegex=/\s*,\s*|\s+/;var ops=divider!==-1?[fragments.slice(0,divider).concat([fragments[divider].split(splitRegex)[0]]),[fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider+1))]:[fragments];ops=ops.map(function(op,index){var measurement=(index===1?!useHeight:useHeight)?"height":"width";var mergeWithPrevious=false;return op.reduce(function(a,b){if(a[a.length-1]===""&&["+","-"].indexOf(b)!==-1){a[a.length-1]=b;mergeWithPrevious=true;return a}else if(mergeWithPrevious){a[a.length-1]+=b;mergeWithPrevious=false;return a}else{return a.concat(b)}},[]).map(function(str){return toValue(str,measurement,popperOffsets,referenceOffsets)})});ops.forEach(function(op,index){op.forEach(function(frag,index2){if(isNumeric(frag)){offsets[index]+=frag*(op[index2-1]==="-"?-1:1)}})});return offsets}function offset(data,_ref){var offset=_ref.offset;var placement=data.placement,_data$offsets=data.offsets,popper=_data$offsets.popper,reference=_data$offsets.reference;var basePlacement=placement.split("-")[0];var offsets=void 0;if(isNumeric(+offset)){offsets=[+offset,0]}else{offsets=parseOffset(offset,popper,reference,basePlacement)}if(basePlacement==="left"){popper.top+=offsets[0];popper.left-=offsets[1]}else if(basePlacement==="right"){popper.top+=offsets[0];popper.left+=offsets[1]}else if(basePlacement==="top"){popper.left+=offsets[0];popper.top-=offsets[1]}else if(basePlacement==="bottom"){popper.left+=offsets[0];popper.top+=offsets[1]}data.popper=popper;return data}function preventOverflow(data,options){var boundariesElement=options.boundariesElement||getOffsetParent(data.instance.popper);if(data.instance.reference===boundariesElement){boundariesElement=getOffsetParent(boundariesElement)}var transformProp=getSupportedPropertyName("transform");var popperStyles=data.instance.popper.style;var top=popperStyles.top,left=popperStyles.left,transform=popperStyles[transformProp];popperStyles.top="";popperStyles.left="";popperStyles[transformProp]="";var boundaries=getBoundaries(data.instance.popper,data.instance.reference,options.padding,boundariesElement,data.positionFixed);
popperStyles.top=top;popperStyles.left=left;popperStyles[transformProp]=transform;options.boundaries=boundaries;var order=options.priority;var popper=data.offsets.popper;var check={primary:function primary(placement){var value=popper[placement];if(popper[placement]<boundaries[placement]&&!options.escapeWithReference){value=Math.max(popper[placement],boundaries[placement])}return defineProperty({},placement,value)},secondary:function secondary(placement){var mainSide=placement==="right"?"left":"top";var value=popper[mainSide];if(popper[placement]>boundaries[placement]&&!options.escapeWithReference){value=Math.min(popper[mainSide],boundaries[placement]-(placement==="right"?popper.width:popper.height))}return defineProperty({},mainSide,value)}};order.forEach(function(placement){var side=["left","top"].indexOf(placement)!==-1?"primary":"secondary";popper=_extends({},popper,check[side](placement))});data.offsets.popper=popper;return data}function shift(data){var placement=data.placement;var basePlacement=placement.split("-")[0];var shiftvariation=placement.split("-")[1];if(shiftvariation){var _data$offsets=data.offsets,reference=_data$offsets.reference,popper=_data$offsets.popper;var isVertical=["bottom","top"].indexOf(basePlacement)!==-1;var side=isVertical?"left":"top";var measurement=isVertical?"width":"height";var shiftOffsets={start:defineProperty({},side,reference[side]),end:defineProperty({},side,reference[side]+reference[measurement]-popper[measurement])};data.offsets.popper=_extends({},popper,shiftOffsets[shiftvariation])}return data}function hide(data){if(!isModifierRequired(data.instance.modifiers,"hide","preventOverflow")){return data}var refRect=data.offsets.reference;var bound=find(data.instance.modifiers,function(modifier){return modifier.name==="preventOverflow"}).boundaries;if(refRect.bottom<bound.top||refRect.left>bound.right||refRect.top>bound.bottom||refRect.right<bound.left){if(data.hide===true){return data}data.hide=true;data.attributes["x-out-of-boundaries"]=""}else{if(data.hide===false){return data}data.hide=false;data.attributes["x-out-of-boundaries"]=false}return data}function inner(data){var placement=data.placement;var basePlacement=placement.split("-")[0];var _data$offsets=data.offsets,popper=_data$offsets.popper,reference=_data$offsets.reference;var isHoriz=["left","right"].indexOf(basePlacement)!==-1;var subtractLength=["top","left"].indexOf(basePlacement)===-1;popper[isHoriz?"left":"top"]=reference[basePlacement]-(subtractLength?popper[isHoriz?"width":"height"]:0);data.placement=getOppositePlacement(placement);data.offsets.popper=getClientRect(popper);return data}var modifiers={shift:{order:100,enabled:true,fn:shift},offset:{order:200,enabled:true,fn:offset,offset:0},preventOverflow:{order:300,enabled:true,fn:preventOverflow,priority:["left","right","top","bottom"],padding:5,boundariesElement:"scrollParent"},keepTogether:{order:400,enabled:true,fn:keepTogether},arrow:{order:500,enabled:true,fn:arrow,element:"[x-arrow]"},flip:{order:600,enabled:true,fn:flip,behavior:"flip",padding:5,boundariesElement:"viewport"},inner:{order:700,enabled:false,fn:inner},hide:{order:800,enabled:true,fn:hide},computeStyle:{order:850,enabled:true,fn:computeStyle,gpuAcceleration:true,x:"bottom",y:"right"},applyStyle:{order:900,enabled:true,fn:applyStyle,onLoad:applyStyleOnLoad,gpuAcceleration:undefined}};var Defaults={placement:"bottom",positionFixed:false,eventsEnabled:true,removeOnDestroy:false,onCreate:function onCreate(){},onUpdate:function onUpdate(){},modifiers:modifiers};var Popper=function(){function Popper(reference,popper){var _this=this;var options=arguments.length>2&&arguments[2]!==undefined?arguments[2]:{};classCallCheck(this,Popper);this.scheduleUpdate=function(){return requestAnimationFrame(_this.update)};this.update=debounce(this.update.bind(this));this.options=_extends({},Popper.Defaults,options);this.state={isDestroyed:false,isCreated:false,scrollParents:[]};this.reference=reference&&reference.jquery?reference[0]:reference;this.popper=popper&&popper.jquery?popper[0]:popper;this.options.modifiers={};Object.keys(_extends({},Popper.Defaults.modifiers,options.modifiers)).forEach(function(name){_this.options.modifiers[name]=_extends({},Popper.Defaults.modifiers[name]||{},options.modifiers?options.modifiers[name]:{})});this.modifiers=Object.keys(this.options.modifiers).map(function(name){return _extends({name:name},_this.options.modifiers[name])}).sort(function(a,b){return a.order-b.order});this.modifiers.forEach(function(modifierOptions){if(modifierOptions.enabled&&isFunction(modifierOptions.onLoad)){modifierOptions.onLoad(_this.reference,_this.popper,_this.options,modifierOptions,_this.state)}});this.update();var eventsEnabled=this.options.eventsEnabled;if(eventsEnabled){this.enableEventListeners()}this.state.eventsEnabled=eventsEnabled}createClass(Popper,[{key:"update",value:function update$$1(){return update.call(this)}},{key:"destroy",value:function destroy$$1(){return destroy.call(this)}},{key:"enableEventListeners",value:function enableEventListeners$$1(){return enableEventListeners.call(this)}},{key:"disableEventListeners",value:function disableEventListeners$$1(){return disableEventListeners.call(this)}}]);return Popper}();Popper.Utils=(typeof window!=="undefined"?window:global).PopperUtils;Popper.placements=placements;Popper.Defaults=Defaults;return Popper});