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Filename : popper.min.js
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/*
 Copyright (C) Federico Zivolo 2020
 Distributed under the MIT License (license terms are at http://opensource.org/licenses/MIT).
 */var e='undefined'!=typeof window&&'undefined'!=typeof document&&'undefined'!=typeof navigator;const t=function(){const t=['Edge','Trident','Firefox'];for(let o=0;o<t.length;o+=1)if(e&&0<=navigator.userAgent.indexOf(t[o]))return 1;return 0}();function o(e){let t=!1;return()=>{t||(t=!0,window.Promise.resolve().then(()=>{t=!1,e()}))}}function n(e){let o=!1;return()=>{o||(o=!0,setTimeout(()=>{o=!1,e()},t))}}const i=e&&window.Promise;var r=i?o:n;function p(e){return e&&'[object Function]'==={}.toString.call(e)}function d(e,t){if(1!==e.nodeType)return[];const o=e.ownerDocument.defaultView,n=o.getComputedStyle(e,null);return t?n[t]:n}function s(e){return'HTML'===e.nodeName?e:e.parentNode||e.host}function f(e){if(!e)return document.body;switch(e.nodeName){case'HTML':case'BODY':return e.ownerDocument.body;case'#document':return e.body;}const{overflow:t,overflowX:o,overflowY:n}=d(e);return /(auto|scroll|overlay)/.test(t+n+o)?e:f(s(e))}function a(e){return 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s=P(e.instance.popper,e.instance.reference,t.padding,o,e.positionFixed);i.top=r,i.left=p,i[n]=d,t.boundaries=s;const f=t.priority;let a=e.offsets.popper;const l={primary(e){let o=a[e];return a[e]<s[e]&&!t.escapeWithReference&&(o=Math.max(a[e],s[e])),{[e]:o}},secondary(e){const o='right'===e?'left':'top';let n=a[o];return a[e]>s[e]&&!t.escapeWithReference&&(n=Math.min(a[o],s[e]-('right'===e?a.width:a.height))),{[o]:n}}};return f.forEach((e)=>{const t=-1===['left','top'].indexOf(e)?'secondary':'primary';a=O({},a,l[t](e))}),e.offsets.popper=a,e}function be(e){const t=e.placement,o=t.split('-')[0],n=t.split('-')[1];if(n){const{reference:t,popper:i}=e.offsets,r=-1!==['bottom','top'].indexOf(o),p=r?'left':'top',d=r?'width':'height',s={start:{[p]:t[p]},end:{[p]:t[p]+t[d]-i[d]}};e.offsets.popper=O({},i,s[n])}return e}function we(e){if(!ie(e.instance.modifiers,'hide','preventOverflow'))return e;const t=e.offsets.reference,o=F(e.instance.modifiers,(e)=>'preventOverflow'===e.name).boundaries;if(t.bottom<o.top||t.left>o.right||t.top>o.bottom||t.right<o.left){if(!0===e.hide)return e;e.hide=!0,e.attributes['x-out-of-boundaries']=''}else{if(!1===e.hide)return e;e.hide=!1,e.attributes['x-out-of-boundaries']=!1}return e}function ye(e){const t=e.placement,o=t.split('-')[0],{popper:n,reference:i}=e.offsets,r=-1!==['left','right'].indexOf(o),p=-1===['top','left'].indexOf(o);return n[r?'left':'top']=i[o]-(p?n[r?'width':'height']:0),e.placement=A(t),e.offsets.popper=L(n),e}var Ee={shift:{order:100,enabled:!0,fn:be},offset:{order:200,enabled:!0,fn:ue,offset:0},preventOverflow:{order:300,enabled:!0,fn:ge,priority:['left','right','top','bottom'],padding:5,boundariesElement:'scrollParent'},keepTogether:{order:400,enabled:!0,fn:me},arrow:{order:500,enabled:!0,fn:re,element:'[x-arrow]'},flip:{order:600,enabled:!0,fn:le,behavior:'flip',padding:5,boundariesElement:'viewport',flipVariations:!1,flipVariationsByContent:!1},inner:{order:700,enabled:!1,fn:ye},hide:{order:800,enabled:!0,fn:we},computeStyle:{order:850,enabled:!0,fn:ne,gpuAcceleration:!0,x:'bottom',y:'right'},applyStyle:{order:900,enabled:!0,fn:$,onLoad:ee,gpuAcceleration:void 0}},xe={placement:'bottom',positionFixed:!1,eventsEnabled:!0,removeOnDestroy:!1,onCreate:()=>{},onUpdate:()=>{},modifiers:Ee};class ve{constructor(e,t,o={}){this.scheduleUpdate=()=>requestAnimationFrame(this.update),this.update=r(this.update.bind(this)),this.options=O({},ve.Defaults,o),this.state={isDestroyed:!1,isCreated:!1,scrollParents:[]},this.reference=e&&e.jquery?e[0]:e,this.popper=t&&t.jquery?t[0]:t,this.options.modifiers={},Object.keys(O({},ve.Defaults.modifiers,o.modifiers)).forEach((e)=>{this.options.modifiers[e]=O({},ve.Defaults.modifiers[e]||{},o.modifiers?o.modifiers[e]:{})}),this.modifiers=Object.keys(this.options.modifiers).map((e)=>O({name:e},this.options.modifiers[e])).sort((e,t)=>e.order-t.order),this.modifiers.forEach((e)=>{e.enabled&&p(e.onLoad)&&e.onLoad(this.reference,this.popper,this.options,e,this.state)}),this.update();const n=this.options.eventsEnabled;n&&this.enableEventListeners(),this.state.eventsEnabled=n}update(){return U.call(this)}destroy(){return j.call(this)}enableEventListeners(){return G.call(this)}disableEventListeners(){return X.call(this)}}ve.Utils=('undefined'==typeof window?global:window).PopperUtils,ve.placements=de,ve.Defaults=xe;export default ve;
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