mkdocs-material/material/assets/javascripts/application-29b6c4d53e.js

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		 *
		 * @codingstandard ftlabs-jsv2
		 * @copyright The Financial Times Limited [All Rights Reserved]
		 * @license MIT License (see LICENSE.txt)
		 */
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	 * Copyright (C) 2016 Oliver Nightingale
	 */
r.Index=function(){this._fields=[],this._ref="id",this.pipeline=new r.Pipeline,this.documentStore=new r.Store,this.tokenStore=new r.TokenStore,this.corpusTokens=new r.SortedSet,this.eventEmitter=new r.EventEmitter,this.tokenizerFn=r.tokenizer,this._idfCache={},this.on("add","remove","update",function(){this._idfCache={}}.bind(this))},r.Index.prototype.on=function(){var e=Array.prototype.slice.call(arguments);return this.eventEmitter.addListener.apply(this.eventEmitter,e)},r.Index.prototype.off=function(e,t){return this.eventEmitter.removeListener(e,t)},r.Index.load=function(e){e.version!==r.version&&r.utils.warn("version mismatch: current "+r.version+" importing "+e.version);var t=new this;return t._fields=e.fields,t._ref=e.ref,t.tokenizer=r.tokenizer.load(e.tokenizer),t.documentStore=r.Store.load(e.documentStore),t.tokenStore=r.TokenStore.load(e.tokenStore),t.corpusTokens=r.SortedSet.load(e.corpusTokens),t.pipeline=r.Pipeline.load(e.pipeline),t},r.Index.prototype.field=function(e,t){var t=t||{},n={name:e,boost:t.boost||1};return this._fields.push(n),this},r.Index.prototype.ref=function(e){return this._ref=e,this},r.Index.prototype.tokenizer=function(e){var t=e.label&&e.label in r.tokenizer.registeredFunctions;return t||r.utils.warn("Function is not a registered tokenizer. This may cause problems when serialising the index"),this.tokenizerFn=e,this},r.Index.prototype.add=function(e,t){var n={},i=new r.SortedSet,o=e[this._ref],t=void 0===t||t;this._fields.forEach(function(t){var o=this.pipeline.run(this.tokenizerFn(e[t.name]));n[t.name]=o;for(var r=0;r<o.length;r++){var s=o[r];i.add(s),this.corpusTokens.add(s)}},this),this.documentStore.set(o,i);for(var s=0;s<i.length;s++){for(var a=i.elements[s],c=0,l=0;l<this._fields.length;l++){var u=this._fields[l],h=n[u.name],d=h.length;if(d){for(var f=0,p=0;p<d;p++)h[p]===a&&f++;c+=f/d*u.boost}}this.tokenStore.add(a,{ref:o,tf:c})}t&&this.eventEmitter.emit("add",e,this)},r.Index.prototype.remove=function(e,t){var n=e[this._ref],t=void 0===t||t;if(this.documentStore.has(n)){var i=this.documentStore.get(n);this.documentStore.remove(n),i.forEach(function(e){this.tokenStore.remove(e,n)},this),t&&this.eventEmitter.emit("remove",e,this)}},r.Index.prototype.update=function(e,t){var t=void 0===t||t;this.remove(e,!1),this.add(e,!1),t&&this.eventEmitter.emit("update",e,this)},r.Index.prototype.idf=function(e){var t="@"+e;if(Object.prototype.hasOwnProperty.call(this._idfCache,t))return this._idfCache[t];var n=this.tokenStore.count(e),i=1;return n>0&&(i=1+Math.log(this.documentStore.length/n)),this._idfCache[t]=i},r.Index.prototype.search=function(e){var t=this.pipeline.run(this.tokenizerFn(e)),n=new r.Vector,i=[],o=this._fields.reduce(function(e,t){return e+t.boost},0),s=t.some(function(e){return this.tokenStore.has(e)},this);if(!s)return[];t.forEach(function(e,t,s){var a=1/s.length*this._fields.length*o,c=this,l=this.tokenStore.expand(e).reduce(function(t,i){var o=c.corpusTokens.indexOf(i),s=c.idf(i),l=1,u=new r.SortedSet;if(i!==e){var h=Math.max(3,i.length-e.length);l=1/Math.log(h)}o>-1&&n.insert(o,a*s*l);for(var d=c.tokenStore.get(i),f=Object.keys(d),p=f.length,m=0;m<p;m++)u.add(d[f[m]].ref);return t.union(u)},new r.SortedSet);i.push(l)},this);var a=i.reduce(function(e,t){return e.intersect(t)});return a.map(function(e){return{ref:e,score:n.similarity(this.documentVector(e))}},this).sort(function(e,t){return t.score-e.score})},r.Index.prototype.documentVector=function(e){for(var t=this.documentStore.get(e),n=t.length,i=new r.Vector,o=0;o<n;o++){var s=t.elements[o],a=this.tokenStore.get(s)[e].tf,c=this.idf(s);i.insert(this.corpusTokens.indexOf(s),a*c)}return i},r.Index.prototype.toJSON=function(){return{version:r.version,fields:this._fields,ref:this._ref,tokenizer:this.tokenizerFn.label,documentStore:this.documentStore.toJSON(),tokenStore:this.tokenStore.toJSON(),corpusTokens:this.corpusTokens.toJSON(),pipeline:this.pipeline.toJSON()}},r.Index.prototype.use=function(e){var t=Array.prototype.slice.call(arguments,1);t.unshift(this),e.apply(this,t)},/*!
	 * lunr.Store
	 * Copyright (C) 2016 Oliver Nightingale
	 */
r.Store=function(){this.store={},this.length=0},r.Store.load=function(e){var t=new this;return t.length=e.length,t.store=Object.keys(e.store).reduce(function(t,n){return t[n]=r.SortedSet.load(e.store[n]),t},{}),t},r.Store.prototype.set=function(e,t){this.has(e)||this.length++,this.store[e]=t},r.Store.prototype.get=function(e){return this.store[e]},r.Store.prototype.has=function(e){return e in this.store},r.Store.prototype.remove=function(e){this.has(e)&&(delete this.store[e],this.length--)},r.Store.prototype.toJSON=function(){return{store:this.store,length:this.length}},/*!
	 * lunr.stemmer
	 * Copyright (C) 2016 Oliver Nightingale
	 * Includes code from - http://tartarus.org/~martin/PorterStemmer/js.txt
	 */
r.stemmer=function(){var e={ational:"ate",tional:"tion",enci:"ence",anci:"ance",izer:"ize",bli:"ble",alli:"al",entli:"ent",eli:"e",ousli:"ous",ization:"ize",ation:"ate",ator:"ate",alism:"al",iveness:"ive",fulness:"ful",ousness:"ous",aliti:"al",iviti:"ive",biliti:"ble",logi:"log"},t={icate:"ic",ative:"",alize:"al",iciti:"ic",ical:"ic",ful:"",ness:""},n="[^aeiou]",i="[aeiouy]",o=n+"[^aeiouy]*",r=i+"[aeiou]*",s="^("+o+")?"+r+o,a="^("+o+")?"+r+o+"("+r+")?$",c="^("+o+")?"+r+o+r+o,l="^("+o+")?"+i,u=new RegExp(s),h=new RegExp(c),d=new RegExp(a),f=new RegExp(l),p=/^(.+?)(ss|i)es$/,m=/^(.+?)([^s])s$/,v=/^(.+?)eed$/,g=/^(.+?)(ed|ing)$/,y=/.$/,k=/(at|bl|iz)$/,w=new RegExp("([^aeiouylsz])\\1$"),S=new RegExp("^"+o+i+"[^aeiouwxy]$"),_=/^(.+?[^aeiou])y$/,E=/^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/,x=/^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/,b=/^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/,T=/^(.+?)(s|t)(ion)$/,C=/^(.+?)e$/,L=/ll$/,O=new RegExp("^"+o+i+"[^aeiouwxy]$"),F=function(n){var i,o,r,s,a,c,l;if(n.length<3)return n;if(r=n.substr(0,1),"y"==r&&(n=r.toUpperCase()+n.substr(1)),s=p,a=m,s.test(n)?n=n.replace(s,"$1$2"):a.test(n)&&(n=n.replace(a,"$1$2")),s=v,a=g,s.test(n)){var F=s.exec(n);s=u,s.test(F[1])&&(s=y,n=n.replace(s,""))}else if(a.test(n)){var F=a.exec(n);i=F[1],a=f,a.test(i)&&(n=i,a=k,c=w,l=S,a.test(n)?n+="e":c.test(n)?(s=y,n=n.replace(s,"")):l.test(n)&&(n+="e"))}if(s=_,s.test(n)){var F=s.exec(n);i=F[1],n=i+"i"}if(s=E,s.test(n)){var F=s.exec(n);i=F[1],o=F[2],s=u,s.test(i)&&(n=i+e[o])}if(s=x,s.test(n)){var F=s.exec(n);i=F[1],o=F[2],s=u,s.test(i)&&(n=i+t[o])}if(s=b,a=T,s.test(n)){var F=s.exec(n);i=F[1],s=h,s.test(i)&&(n=i)}else if(a.test(n)){var F=a.exec(n);i=F[1]+F[2],a=h,a.test(i)&&(n=i)}if(s=C,s.test(n)){var F=s.exec(n);i=F[1],s=h,a=d,c=O,(s.test(i)||a.test(i)&&!c.test(i))&&(n=i)}return s=L,a=h,s.test(n)&&a.test(n)&&(s=y,n=n.replace(s,"")),"y"==r&&(n=r.toLowerCase()+n.substr(1)),n};return F}(),r.Pipeline.registerFunction(r.stemmer,"stemmer"),/*!
	 * lunr.stopWordFilter
	 * Copyright (C) 2016 Oliver Nightingale
	 */
r.generateStopWordFilter=function(e){var t=e.reduce(function(e,t){return e[t]=t,e},{});return function(e){if(e&&t[e]!==e)return e}},r.stopWordFilter=r.generateStopWordFilter(["a","able","about","across","after","all","almost","also","am","among","an","and","any","are","as","at","be","because","been","but","by","can","cannot","could","dear","did","do","does","either","else","ever","every","for","from","get","got","had","has","have","he","her","hers","him","his","how","however","i","if","in","into","is","it","its","just","least","let","like","likely","may","me","might","most","must","my","neither","no","nor","not","of","off","often","on","only","or","other","our","own","rather","said","say","says","she","should","since","so","some","than","that","the","their","them","then","there","these","they","this","tis","to","too","twas","us","wants","was","we","were","what","when","where","which","while","who","whom","why","will","with","would","yet","you","your"]),r.Pipeline.registerFunction(r.stopWordFilter,"stopWordFilter"),/*!
	 * lunr.trimmer
	 * Copyright (C) 2016 Oliver Nightingale
	 */
r.trimmer=function(e){return e.replace(/^\W+/,"").replace(/\W+$/,"")},r.Pipeline.registerFunction(r.trimmer,"trimmer"),/*!
	 * lunr.stemmer
	 * Copyright (C) 2016 Oliver Nightingale
	 * Includes code from - http://tartarus.org/~martin/PorterStemmer/js.txt
	 */
r.TokenStore=function(){this.root={docs:{}},this.length=0},r.TokenStore.load=function(e){var t=new this;return t.root=e.root,t.length=e.length,t},r.TokenStore.prototype.add=function(e,t,n){var n=n||this.root,i=e.charAt(0),o=e.slice(1);return i in n||(n[i]={docs:{}}),0===o.length?(n[i].docs[t.ref]=t,void(this.length+=1)):this.add(o,t,n[i])},r.TokenStore.prototype.has=function(e){if(!e)return!1;for(var t=this.root,n=0;n<e.length;n++){if(!t[e.charAt(n)])return!1;t=t[e.charAt(n)]}return!0},r.TokenStore.prototype.getNode=function(e){if(!e)return{};for(var t=this.root,n=0;n<e.length;n++){if(!t[e.charAt(n)])return{};t=t[e.charAt(n)]}return t},r.TokenStore.prototype.get=function(e,t){return this.getNode(e,t).docs||{}},r.TokenStore.prototype.count=function(e,t){return Object.keys(this.get(e,t)).length},r.TokenStore.prototype.remove=function(e,t){if(e){for(var n=this.root,i=0;i<e.length;i++){if(!(e.charAt(i)in n))return;n=n[e.charAt(i)]}delete n.docs[t]}},r.TokenStore.prototype.expand=function(e,t){var n=this.getNode(e),i=n.docs||{},t=t||[];return Object.keys(i).length&&t.push(e),Object.keys(n).forEach(function(n){"docs"!==n&&t.concat(this.expand(e+n,t))},this),t},r.TokenStore.prototype.toJSON=function(){return{root:this.root,length:this.length}},function(r,s){i=s,o="function"==typeof i?i.call(t,n,t,e):i,!(void 0!==o&&(e.exports=o))}(this,function(){return r})}()},function(e,t){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var i=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),o=function(){function e(t){var i=this;n(this,e),this.el_="string"==typeof t?document.querySelector(t):t,this.inner_=this.el_.parentNode,this.outer_=this.el_.parentNode.parentNode,this.height_=0,this.locked_=!1,this.handler_=function(e){i.update(e)}}return i(e,[{key:"update",value:function(){var e=this.inner_.getBoundingClientRect(),t=this.outer_.offsetTop,n=e.top+window.pageYOffset,i=e.bottom+window.pageYOffset,o=window.pageYOffset,r=window.pageYOffset+window.innerHeight,s=n-o,a=window.innerHeight-Math.max(r-i,0)-Math.max(s,t);a!==this.height_&&(this.el_.style.height=(this.height_=a)+"px"),s<t?this.locked_||(this.el_.classList.add("md-js__sidebar--locked"),this.locked_=!0):this.locked_&&(this.el_.classList.remove("md-js__sidebar--locked"),this.locked_=!1)}},{key:"reset",value:function(){this.el_.classList.remove("md-js__sidebar--locked"),this.el_.style.height="",this.height_=0,this.locked_=!1}},{key:"listen",value:function(){var e=this;["scroll","resize","orientationchange"].forEach(function(t){window.addEventListener(t,e.handler_,!1)}),this.update()}},{key:"unlisten",value:function(){var e=this;["scroll","resize","orientationchange"].forEach(function(t){window.removeEventListener(t,e.handler_,!1)}),this.reset()}}]),e}();t["default"]=o},function(e,t){"use strict";function n(e,t){if(!(e instanceof t))throw new TypeError("Cannot call a class as a function")}Object.defineProperty(t,"__esModule",{value:!0});var i=function(){function e(e,t){for(var n=0;n<t.length;n++){var i=t[n];i.enumerable=i.enumerable||!1,i.configurable=!0,"value"in i&&(i.writable=!0),Object.defineProperty(e,i.key,i)}}return function(t,n,i){return n&&e(t.prototype,n),i&&e(t,i),t}}(),o=function(){function e(t){var i=this;n(this,e),this.el_="string"==typeof t?document.querySelectorAll(t):t,this.index_=0,this.offset_=window.pageYOffset,this.handler_=function(e){i.update(e)}}return i(e,[{key:"update",value:function(){if(this.offset_<=window.pageYOffset)for(var e=this.index_+1;e<this.el_.length;e++){var t=document.querySelector(this.el_[e].hash);if(!(t.offsetTop<=window.pageYOffset))break;e>0&&this.el_[e-1].classList.add("md-nav__link--marked"),this.index_=e}else for(var n=this.index_;n>=0;n--){var i=document.querySelector(this.el_[n].hash);if(!(i.offsetTop>window.pageYOffset)){this.index_=n;break}n>0&&this.el_[n-1].classList.remove("md-nav__link--marked")}this.offset_=window.pageYOffset}},{key:"reset",value:function(){[].forEach.call(this.el_,function(e){e.classList.remove("md-nav__link--marked")})}},{key:"listen",value:function(){var e=this;["scroll","resize","orientationchange"].forEach(function(t){window.addEventListener(t,e.handler_,!1)}),this.update()}},{key:"unlisten",value:function(){var e=this;["scroll","resize","orientationchange"].forEach(function(t){window.removeEventListener(t,e.handler_,!1)}),this.reset()}}]),e}();t["default"]=o}]);