https://www.psoriasis.org/component---src-pages-search-results-jsx-74fadee43ae42395b58f.js

1/*! For license information please see component---src-pages-search-results-jsx-74fadee43ae42395b58f.js.LICENSE.txt */
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e=[],t=[{prefix:"",node:this}];t.length;){var r=t.pop(),n=Object.keys(r.node.edges),i=n.length;r.node.final&&(r.prefix.charAt(0),e.push(r.prefix));for(var s=0;s<i;s++){var o=n[s];t.push({prefix:r.prefix.concat(o),node:r.node.edges[o]})}}return e},N.TokenSet.prototype.toString=function(){if(this._str)return this._str;for(var e=this.final?"1":"0",t=Object.keys(this.edges).sort(),r=t.length,n=0;n<r;n++){var i=t[n];e=e+i+this.edges[i].id}return e},N.TokenSet.prototype.intersect=function(e){for(var t=new N.TokenSet,r=void 0,n=[{qNode:e,output:t,node:this}];n.length;){r=n.pop();for(var i=Object.keys(r.qNode.edges),s=i.length,o=Object.keys(r.node.edges),a=o.length,u=0;u<s;u++)for(var l=i[u],c=0;c<a;c++){var d=o[c];if(d==l||"*"==l){var h=r.node.edges[d],f=r.qNode.edges[l],p=h.final&&f.final,m=void 0;d in r.output.edges?(m=r.output.edges[d]).final=m.final||p:((m=new N.TokenSet).final=p,r.output.edges[d]=m),n.push({qNode:f,output:m,node:h})}}}return t},N.TokenSet.Builder=function(){this.previousWord="",this.root=new N.TokenSet,this.uncheckedNodes=[],this.minimizedNodes={}},N.TokenSet.Builder.prototype.insert=function(e){var t,r=0;if(e<this.previousWord)throw new Error("Out of order word insertion");for(var n=0;n<e.length&&n<this.previousWord.length&&e[n]==this.previousWord[n];

2n++)r++;this.minimize(r),t=0==this.uncheckedNodes.length?this.root:this.uncheckedNodes[this.uncheckedNodes.length-1].child;for(n=r;n<e.length;n++){var i=new N.TokenSet,s=e[n];t.edges[s]=i,this.uncheckedNodes.push({parent:t,char:s,child:i}),t=i}t.final=!0,this.previousWord=e},N.TokenSet.Builder.prototype.finish=function(){this.minimize(0)},N.TokenSet.Builder.prototype.minimize=function(e){for(var t=this.uncheckedNodes.length-1;t>=e;t--){var r=this.uncheckedNodes[t],n=r.child.toString();n in this.minimizedNodes?r.parent.edges[r.char]=this.minimizedNodes[n]:(r.child._str=n,this.minimizedNodes[n]=r.child),this.uncheckedNodes.pop()}},N.Index=function(e){this.invertedIndex=e.invertedIndex,this.fieldVectors=e.fieldVectors,this.tokenSet=e.tokenSet,this.fields=e.fields,this.pipeline=e.pipeline},N.Index.prototype.search=function(e){return this.query((function(t){new N.QueryParser(e,t).parse()}))},N.Index.prototype.query=function(e){for(var t=new N.Query(this.fields),r=Object.create(null),n=Object.create(null),i=Object.create(null),s=Object.create(null),o=Object.create(null),a=0;a<this.fields.length;a++)n[this.fields[a]]=new N.Vector;e.call(t,t);for(a=0;a<t.clauses.length;a++){var u=t.clauses[a],l=null,c=N.Set.empty;l=u.usePipeline?this.pipeline.runString(u.term,{fields:u.fields}):[u.term];for(var d=0;d<l.length;d++){var h=l[d];u.term=h;var f=N.TokenSet.fromClause(u),p=this.tokenSet.intersect(f).toArray();if(0===p.length&&u.presence===N.Query.presence.REQUIRED){for(var m=0;m<u.fields.length;m++){s[O=u.fields[m]]=N.Set.empty}break}for(var y=0;y<p.length;y++){var g=p[y],x=this.invertedIndex[g],v=x._index;for(m=0;m<u.fields.length;m++){var w=x[O=u.fields[m]],S=Object.keys(w),b=g+"/"+O,E=new N.Set(S);if(u.presence==N.Query.presence.REQUIRED&&(c=c.union(E),void 0===s[O]&&(s[O]=N.Set.complete)),u.presence!=N.Query.presence.PROHIBITED){if(n[O].upsert(v,u.boost,(function(e,t){return e+t})),!i[b]){for(var Q=0;Q<S.length;Q++){var k,L=S[Q],P=new N.FieldRef(L,O),I=w[L];void 0===(k=r[P])?r[P]=new N.MatchData(g,O,I):k.add(g,O,I)}i[b]=!0}}else void 0===o[O]&&(o[O]=N.Set.empty),o[O]=o[O].union(E)}}}if(u.presence===N.Query.presence.REQUIRED)for(m=0;m<u.fields.length;m++){s[O=u.fields[m]]=s[O].intersect(c)}}var T=N.Set.complete,R=N.Set.empty;for(a=0;a<this.fields.length;a++){var O;s[O=this.fields[a]]&&(T=T.intersect(s[O])),o[O]&&(R=R.union(o[O]))}var C=Object.keys(r),F=[],_=Object.create(null);if(t.isNegated()){C=Object.keys(this.fieldVectors);for(a=0;a<C.length;a++){P=C[a];var j=N.FieldRef.fromString(P);r[P]=new N.MatchData}}for(a=0;a<C.length;a++){var D=(j=N.FieldRef.fromString(C[a])).docRef;if(T.contains(D)&&!R.contains(D)){var A,B=this.fieldVectors[j],z=n[j.fieldName].similarity(B);if(void 0!==(A=_[D]))A.score+=z,A.matchData.combine(r[j]);

2else{var V={ref:D,score:z,matchData:r[j]};_[D]=V,F.push(V)}}}return F.sort((function(e,t){return t.score-e.score}))},N.Index.prototype.toJSON=function(){var e=Object.keys(this.invertedIndex).sort().map((function(e){return[e,this.invertedIndex[e]]}),this),t=Object.keys(this.fieldVectors).map((function(e){return[e,this.fieldVectors[e].toJSON()]}),this);return{version:N.version,fields:this.fields,fieldVectors:t,invertedIndex:e,pipeline:this.pipeline.toJSON()}},N.Index.load=function(e){var t={},r={},n=e.fieldVectors,i=Object.create(null),s=e.invertedIndex,o=new N.TokenSet.Builder,a=N.Pipeline.load(e.pipeline);e.version!=N.version&&N.utils.warn("Version mismatch when loading serialised index. Current version of lunr '"+N.version+"' does not match serialized index '"+e.version+"'");for(var u=0;u<n.length;u++){var l=(d=n[u])[0],c=d[1];r[l]=new N.Vector(c)}for(u=0;u<s.length;u++){var d,h=(d=s[u])[0],f=d[1];o.insert(h),i[h]=f}return o.finish(),t.fields=e.fields,t.fieldVectors=r,t.invertedIndex=i,t.tokenSet=o.root,t.pipeline=a,new N.Index(t)},N.Builder=function(){this._ref="id",this._fields=Object.create(null),this._documents=Object.create(null),this.invertedIndex=Object.create(null),this.fieldTermFrequencies={},this.fieldLengths={},this.tokenizer=N.tokenizer,this.pipeline=new N.Pipeline,this.searchPipeline=new N.Pipeline,this.documentCount=0,this._b=.75,this._k1=1.2,this.termIndex=0,this.metadataWhitelist=[]},N.Builder.prototype.ref=function(e){this._ref=e},N.Builder.prototype.field=function(e,t){if(/\//.test(e))throw new RangeError("Field '"+e+"' contains illegal character '/'");this._fields[e]=t||{}},N.Builder.prototype.b=function(e){this._b=e<0?0:e>1?1:e},N.Builder.prototype.k1=function(e){this._k1=e},N.Builder.prototype.add=function(e,t){var r=e[this._ref],n=Object.keys(this._fields);this._documents[r]=t||{},this.documentCount+=1;for(var i=0;i<n.length;i++){var s=n[i],o=this._fields[s].extractor,a=o?o(e):e[s],u=this.tokenizer(a,{fields:[s]}),l=this.pipeline.run(u),c=new N.FieldRef(r,s),d=Object.create(null);this.fieldTermFrequencies[c]=d,this.fieldLengths[c]=0,this.fieldLengths[c]+=l.length;for(var h=0;h<l.length;h++){var f=l[h];if(null==d[f]&&(d[f]=0),d[f]+=1,null==this.invertedIndex[f]){var p=Object.create(null);p._index=this.termIndex,this.termIndex+=1;for(var m=0;m<n.length;m++)p[n[m]]=Object.create(null);this.invertedIndex[f]=p}null==this.invertedIndex[f][s][r]&&(this.invertedIndex[f][s][r]=Object.create(null));for(var y=0;y<this.metadataWhitelist.length;y++){var g=this.metadataWhitelist[y],x=f.metadata[g];null==this.invertedIndex[f][s][r][g]&&(this.invertedIndex[f][s][r][g]=[]),this.invertedIndex[f][s][r][g].push(x)}}}},N.Builder.prototype.calculateAverageFieldLengths=function(){for(var e=Object.keys(this.fieldLengths),t=e.length,r={},n={},i=0;i<t;i++){var s=N.FieldRef.fromString(e[i]),o=s.fieldName;n[o]||(n[o]=0),n[o]+=1,r[o]||(r[o]=0),r[o]+=this.fieldLengths[s]}var a=Object.keys(this._fields);for(i=0;i<a.length;i++){var u=a[i];r[u]=r[u]/n[u]}this.averageFieldLength=r},N.Builder.prototype.createFieldVectors=function(){for(var e={},t=Object.keys(this.fieldTermFrequencies),r=t.length,n=Object.create(null),i=0;i<r;i++){for(var s=N.FieldRef.fromString(t[i]),o=s.fieldName,a=this.fieldLengths[s],u=new N.Vector,l=this.fieldTermFrequencies[s],c=Object.keys(l),d=c.length,h=this._fields[o].boost||1,f=this._documents[s.docRef].boost||1,p=0;p<d;p++){var m,y,g,x=c[p],v=l[x],w=this.invertedIndex[x]._index;void 0===n[x]?(m=N.idf(this.invertedIndex[x],this.documentCount),n[x]=m):m=n[x],y=m*((this._k1+1)*v)/(this._k1*(1-this._b+this._b*(a/this.averageFieldLength[o]))+v),y*=h,y*=f,g=Math.round(1e3*y)/1e3,u.insert(w,g)}e[s]=u}this.fieldVectors=e},N.Builder.prototype.createTokenSet=function(){this.tokenSet=N.TokenSet.fromArray(Object.keys(this.invertedIndex).sort())},N.Builder.prototype.build=function(){return this.calculateAverageFieldLengths(),this.createFieldVectors(),this.createTokenSet(),new N.Index({invertedIndex:this.invertedIndex,fieldVectors:this.fieldVectors,tokenSet:this.tokenSet,fields:Object.keys(this._fields),pipeline:this.searchPipeline})},N.Builder.prototype.use=function(e){var t=Array.prototype.slice.call(arguments,1

2);t.unshift(this),e.apply(this,t)},N.MatchData=function(e,t,r){for(var n=Object.create(null),i=Object.keys(r||{}),s=0;s<i.length;s++){var o=i[s];n[o]=r[o].slice()}this.metadata=Object.create(null),void 0!==e&&(this.metadata[e]=Object.create(null),this.metadata[e][t]=n)},N.MatchData.prototype.combine=function(e){for(var t=Object.keys(e.metadata),r=0;r<t.length;r++){var n=t[r],i=Object.keys(e.metadata[n]);null==this.metadata[n]&&(this.metadata[n]=Object.create(null));for(var s=0;s<i.length;s++){var o=i[s],a=Object.keys(e.metadata[n][o]);null==this.metadata[n][o]&&(this.metadata[n][o]=Object.create(null));for(var u=0;u<a.length;u++){var l=a[u];null==this.metadata[n][o][l]?this.metadata[n][o][l]=e.metadata[n][o][l]:this.metadata[n][o][l]=this.metadata[n][o][l].concat(e.metadata[n][o][l])}}}},N.MatchData.prototype.add=function(e,t,r){if(!(e in this.metadata))return this.metadata[e]=Object.create(null),void(this.metadata[e][t]=r);if(t in this.metadata[e])for(var n=Object.keys(r),i=0;i<n.length;i++){var s=n[i];s in this.metadata[e][t]?this.metadata[e][t][s]=this.metadata[e][t][s].concat(r[s]):this.metadata[e][t][s]=r[s]}else this.metadata[e][t]=r},N.Query=function(e){this.clauses=[],this.allFields=e},N.Query.wildcard=new String("*"),N.Query.wildcard.NONE=0,N.Query.wildcard.LEADING=1,N.Query.wildcard.TRAILING=2,N.Query.presence={OPTIONAL:1,REQUIRED:2,PROHIBITED:3},N.Query.prototype.clause=function(e){return"fields"in e||(e.fields=this.allFields),"boost"in e||(e.boost=1),"usePipeline"in e||(e.usePipeline=!0),"wildcard"in e||(e.wildcard=N.Query.wildcard.NONE),e.wildcard&N.Query.wildcard.LEADING&&e.term.charAt(0)!=N.Query.wildcard&&(e.term="*"+e.term),e.wildcard&N.Query.wildcard.TRAILING&&e.term.slice(-1)!=N.Query.wildcard&&(e.term=e.term+"*"),"presence"in e||(e.presence=N.Query.presence.OPTIONAL),this.clauses.push(e),this},N.Query.prototype.isNegated=function(){for(var e=0;e<this.clauses.length;e++)if(this.clauses[e].presence!=N.Query.presence.PROHIBITED)return!1;return!0},N.Query.prototype.term=function(e,t){if(Array.isArray(e))return e.forEach((function(e){this.term(e,N.utils.clone(t))}),this),this;var r=t||{};return r.term=e.toString(),this.clause(r),this},N.QueryParseError=function(e,t,r){this.name="QueryParseError",this.message=e,this.start=t,this.end=r},N.QueryParseError.prototype=new Error,N.QueryLexer=function(e){this.lexemes=[],this.str=e,this.length=e.length,this.pos=0,this.start=0,this.escapeCharPositions=[]},N.QueryLexer.prototype.run=function(){for(var e=N.QueryLexer.lexText;e;)e=e(this)},N.QueryLexer.prototype.sliceString=function(){for(var e=[],t=this.start,r=this.pos,n=0;n<this.escapeCharPositions.length;n++)r=this.escapeCharPositions[n],e.push(this.str.slice(t,r)),t=r+1;return e.push(this.str.slice(t,this.pos)),this.escapeCharPositions.length=0,e.join("")},N.QueryLexer.prototype.emit=function(e){this.lexemes.push({type:e,str:this.sliceString(),start:this.start,end:this.pos}),this.start=this.pos},N.QueryLexer.prototype.escapeCharacter=function(){this.escapeCharPositions.push(this.pos-1),this.pos+=1},N.QueryLexer.prototype.next=function(){if(this.pos>=this.length)return N.QueryLexer.EOS;var e=this.str.charAt(this.pos);return this.pos+=1,e},N.QueryLexer.prototype.width=function(){return this.pos-this.start},N.QueryLexer.prototype.ignore=function(){this.start==this.pos&&(this.pos+=1),this.start=this.pos},N.QueryLexer.prototype.backup=function(){this.pos-=1},N.QueryLexer.prototype.acceptDigitRun=function(){var e,t;do{t=(e=this.next()).charCodeAt(0)}while(t>47&&t<58);e!=N.QueryLexer.EOS&&this.backup()},N.QueryLexer.prototype.more=function(){return this.pos<this.length},N.QueryLexer.EOS="EOS",N.QueryLexer.FIELD="FIELD",N.QueryLexer.TERM="TERM",N.QueryLexer.EDIT_DISTANCE="EDIT_DISTANCE",N.QueryLexer.BOOST="BOOST",N.QueryLexer.PRESENCE="PRESENCE",N.QueryLexer.lexField=function(e){return e.backup(),e.emit(N.QueryLexer.FIELD),e.ignore(),N.QueryLexer.lexText},N.QueryLexer.lexTerm=function(e){if(e.width()>1&&(e.backup(),e.emit(N.QueryLexer.TERM)),e.ignore(),e.more())return N.QueryLexer.lexText},N.QueryLexer.lexEditDistance=function(e){return e.ignore(),e.acceptDigitRun(),e.emit(N.QueryLexer.EDIT_DISTANCE),N.QueryLexer.lexText},N.QueryLexer.lexBoost=function(e){return e.ignore(),e.acceptDigitRun(),e.emit(N.QueryLexer.BOOST),N.QueryLexer.lexText},N.QueryLexer.lexEOS=function(e){e.width()>0&&e.emit(N.QueryLexer.TERM)},N.QueryLexer.termSeparator=N.tokenizer.separator,N.QueryLexer.lexText=function(e){for(;;){var t=e.next();if(t==N.QueryLexer.EOS)return N.QueryLexer.lexEOS;if(92!=t.charCodeAt(0)){if(":"==t)return N.QueryLexer.lexField;

2if("~"==t)return e.backup(),e.width()>0&&e.emit(N.QueryLexer.TERM),N.QueryLexer.lexEditDistance;if("^"==t)return e.backup(),e.width()>0&&e.emit(N.QueryLexer.TERM),N.QueryLexer.lexBoost;if("+"==t&&1===e.width())return e.emit(N.QueryLexer.PRESENCE),N.QueryLexer.lexText;if("-"==t&&1===e.width())return e.emit(N.QueryLexer.PRESENCE),N.QueryLexer.lexText;if(t.match(N.QueryLexer.termSeparator))return N.QueryLexer.lexTerm}else e.escapeCharacter()}},N.QueryParser=function(e,t){this.lexer=new N.QueryLexer(e),this.query=t,this.currentClause={},this.lexemeIdx=0},N.QueryParser.prototype.parse=function(){this.lexer.run(),this.lexemes=this.lexer.lexemes;for(var e=N.QueryParser.parseClause;e;)e=e(this);return this.query},N.QueryParser.prototype.peekLexeme=function(){return this.lexemes[this.lexemeIdx]},N.QueryParser.prototype.consumeLexeme=function(){var e=this.peekLexeme();return this.lexemeIdx+=1,e},N.QueryParser.prototype.nextClause=function(){var e=this.currentClause;this.query.clause(e),this.currentClause={}},N.QueryParser.parseClause=function(e){var t=e.peekLexeme();if(null!=t)switch(t.type){case N.QueryLexer.PRESENCE:return N.QueryParser.parsePresence;case N.QueryLexer.FIELD:return N.QueryParser.parseField;case N.QueryLexer.TERM:return N.QueryParser.parseTerm;default:var r="expected either a field or a term, found "+t.type;throw t.str.length>=1&&(r+=" with value '"+t.str+"'"),new N.QueryParseError(r,t.start,t.end)}},N.QueryParser.parsePresence=function(e){var t=e.consumeLexeme();if(null!=t){switch(t.str){case"-":e.currentClause.presence=N.Query.presence.PROHIBITED;break;case"+":e.currentClause.presence=N.Query.presence.REQUIRED;break;default:var r="unrecognised presence operator'"+t.str+"'";throw new N.QueryParseError(r,t.start,t.end)}var n=e.peekLexeme();if(null==n){r="expecting term or field, found nothing";throw new N.QueryParseError(r,t.start,t.end)}switch(n.type){case N.QueryLexer.FIELD:return N.QueryParser.parseField;case N.QueryLexer.TERM:return N.QueryParser.parseTerm;default:r="expecting term or field, found '"+n.type+"'";throw new N.QueryParseError(r,n.start,n.end)}}},N.QueryParser.parseField=function(e){var t=e.consumeLexeme();if(null!=t){if(-1==e.query.allFields.indexOf(t.str)){var r=e.query.allFields.map((function(e){return"'"+e+"'"})).join(", "),n="unrecognised field '"+t.str+"', possible fields: "+r;throw new N.QueryParseError(n,t.start,t.end)}e.currentClause.fields=[t.str];var i=e.peekLexeme();if(null==i){n="expecting term, found nothing";throw new N.QueryParseError(n,t.start,t.end)}if(i.type===N.QueryLexer.TERM)return N.QueryParser.parseTerm;n="expecting term, found '"+i.type+"'";throw new N.QueryParseError(n,i.start,i.end)}},N.QueryParser.parseTerm=function(e){var t=e.consumeLexeme();if(null!=t){e.currentClause.term=t.str.toLowerCase(),-1!=t.str.indexOf("*")&&(e.currentClause.usePipeline=!1);var r=e.peekLexeme();if(null!=r)switch(r.type){case N.QueryLexer.TERM:return e.nextClause(),N.QueryParser.parseTerm;case N.QueryLexer.FIELD:return e.nextClause(),N.QueryParser.parseField;case N.QueryLexer.EDIT_DISTANCE:return N.QueryParser.parseEditDistance;case N.QueryLexer.BOOST:return N.QueryParser.parseBoost;case N.QueryLexer.PRESENCE:return e.nextClause(),N.QueryParser.parsePresence;default:var n="Unexpected lexeme type '"+r.type+"'";throw new N.QueryParseError(n,r.start,r.end)}else e.nextClause()}},N.QueryParser.parseEditDistance=function(e){var t=e.consumeLexeme();if(null!=t){var r=parseInt(t.str,10);if(isNaN(r)){var n="edit distance must be numeric";throw new N.QueryParseError(n,t.start,t.end)}e.currentClause.editDistance=r;var i=e.peekLexeme();if(null!=i)switch(i.type){case N.QueryLexer.TERM:return e.nextClause(),N.QueryParser.parseTerm;case N.QueryLexer.FIELD:return e.nextClause(),N.QueryParser.parseField;case N.QueryLexer.EDIT_DISTANCE:return N.QueryParser.parseEditDistance;case N.QueryLexer.BOOST:return N.QueryParser.parseBoost;case N.QueryLexer.PRESENCE:return e.nextClause(),N.QueryParser.parsePresence;default:n="Unexpected lexeme type '"+i.type+"'";throw new N.QueryParseError(n,i.start,i.end)}else e.nextClause()}}

2,N.QueryParser.parseBoost=function(e){var t=e.consumeLexeme();if(null!=t){var r=parseInt(t.str,10);if(isNaN(r)){var n="boost must be numeric";throw new N.QueryParseError(n,t.start,t.end)}e.currentClause.boost=r;var i=e.peekLexeme();if(null!=i)switch(i.type){case N.QueryLexer.TERM:return e.nextClause(),N.QueryParser.parseTerm;case N.QueryLexer.FIELD:return e.nextClause(),N.QueryParser.parseField;case N.QueryLexer.EDIT_DISTANCE:return N.QueryParser.parseEditDistance;case N.QueryLexer.BOOST:return N.QueryParser.parseBoost;case N.QueryLexer.PRESENCE:return e.nextClause(),N.QueryParser.parsePresence;default:n="Unexpected lexeme type '"+i.type+"'";throw new N.QueryParseError(n,i.start,i.end)}else e.nextClause()}},void 0===(i="function"==typeof(n=function(){return N})?n.call(t,r,t,e):n)||(e.exports=i)}()}}]);
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