pomelo/build/static/js/main.a3d73a8c.js

/*! For license information please see main.a3d73a8c.js.LICENSE.txt */
(()=>{var e={20:()=>{!function(){"use strict";if("object"===typeof window)if("IntersectionObserver"in window&&"IntersectionObserverEntry"in window&&"intersectionRatio"in window.IntersectionObserverEntry.prototype)"isIntersecting"in window.IntersectionObserverEntry.prototype||Object.defineProperty(window.IntersectionObserverEntry.prototype,"isIntersecting",{get:function(){return this.intersectionRatio>0}});else{var e=function(e){for(var t=window.document,n=o(t);n;)n=o(t=n.ownerDocument);return t}(),t=[],n=null,r=null;i.prototype.THROTTLE_TIMEOUT=100,i.prototype.POLL_INTERVAL=null,i.prototype.USE_MUTATION_OBSERVER=!0,i._setupCrossOriginUpdater=function(){return n||(n=function(e,n){r=e&&n?f(e,n):{top:0,bottom:0,left:0,right:0,width:0,height:0},t.forEach((function(e){e._checkForIntersections()}))}),n},i._resetCrossOriginUpdater=function(){n=null,r=null},i.prototype.observe=function(e){if(!this._observationTargets.some((function(t){return t.element==e}))){if(!e||1!=e.nodeType)throw new Error("target must be an Element");this._registerInstance(),this._observationTargets.push({element:e,entry:null}),this._monitorIntersections(e.ownerDocument),this._checkForIntersections()}},i.prototype.unobserve=function(e){this._observationTargets=this._observationTargets.filter((function(t){return t.element!=e})),this._unmonitorIntersections(e.ownerDocument),0==this._observationTargets.length&&this._unregisterInstance()},i.prototype.disconnect=function(){this._observationTargets=[],this._unmonitorAllIntersections(),this._unregisterInstance()},i.prototype.takeRecords=function(){var e=this._queuedEntries.slice();return this._queuedEntries=[],e},i.prototype._initThresholds=function(e){var t=e||[0];return Array.isArray(t)||(t=[t]),t.sort().filter((function(e,t,n){if("number"!=typeof e||isNaN(e)||e<0||e>1)throw new Error("threshold must be a number between 0 and 1 inclusively");return e!==n[t-1]}))},i.prototype._parseRootMargin=function(e){var t=(e||"0px").split(/\s+/).map((function(e){var t=/^(-?\d*\.?\d+)(px|%)$/.exec(e);if(!t)throw new Error("rootMargin must be specified in pixels or percent");return{value:parseFloat(t[1]),unit:t[2]}}));return t[1]=t[1]||t[0],t[2]=t[2]||t[0],t[3]=t[3]||t[1],t},i.prototype._monitorIntersections=function(t){var n=t.defaultView;if(n&&-1==this._monitoringDocuments.indexOf(t)){var r=this._checkForIntersections,a=null,i=null;this.POLL_INTERVAL?a=n.setInterval(r,this.POLL_INTERVAL):(l(n,"resize",r,!0),l(t,"scroll",r,!0),this.USE_MUTATION_OBSERVER&&"MutationObserver"in n&&(i=new n.MutationObserver(r)).observe(t,{attributes:!0,childList:!0,characterData:!0,subtree:!0})),this._monitoringDocuments.push(t),this._monitoringUnsubscribes.push((function(){var e=t.defaultView;e&&(a&&e.clearInterval(a),s(e,"resize",r,!0)),s(t,"scroll",r,!0),i&&i.disconnect()}));var u=this.root&&(this.root.ownerDocument||this.root)||e;if(t!=u){var c=o(t);c&&this._monitorIntersections(c.ownerDocument)}}},i.prototype._unmonitorIntersections=function(t){var n=this._monitoringDocuments.indexOf(t);if(-1!=n){var r=this.root&&(this.root.ownerDocument||this.root)||e,a=this._observationTargets.some((function(e){var n=e.element.ownerDocument;if(n==t)return!0;for(;n&&n!=r;){var a=o(n);if((n=a&&a.ownerDocument)==t)return!0}return!1}));if(!a){var i=this._monitoringUnsubscribes[n];if(this._monitoringDocuments.splice(n,1),this._monitoringUnsubscribes.splice(n,1),i(),t!=r){var l=o(t);l&&this._unmonitorIntersections(l.ownerDocument)}}}},i.prototype._unmonitorAllIntersections=function(){var e=this._monitoringUnsubscribes.slice(0);this._monitoringDocuments.length=0,this._monitoringUnsubscribes.length=0;for(var t=0;t<e.length;t++)e[t]()},i.prototype._checkForIntersections=function(){if(this.root||!n||r){var e=this._rootIsInDom(),t=e?this._getRootRect():{top:0,bottom:0,left:0,right:0,width:0,height:0};this._observationTargets.forEach((function(r){var o=r.element,i=c(o),l=this._rootContainsTarget(o),s=r.entry,u=e&&l&&this._computeTargetAndRootIntersection(o,i,t),d=null;this._rootContainsTarget(o)?n&&!this.root||(d=t):d={top:0,bottom:0,left:0,right:0,width:0,height:0}
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