thinker.min.mjs

var levenshtein$1={exports:{}};const peq=new Uint32Array(65536);const myers_32=(a,b)=>{const n=a.length;const m=b.length;const lst=1<<n-1;let pv=-1;let mv=0;let sc=n;let i=n;while(i--){peq[a.charCodeAt(i)]|=1<<i}for(i=0;i<m;i++){let eq=peq[b.charCodeAt(i)];const xv=eq|mv;eq|=(eq&pv)+pv^pv;mv|=~(eq|pv);pv&=eq;if(mv&lst){sc++}if(pv&lst){sc--}mv=mv<<1|1;pv=pv<<1|~(xv|mv);mv&=xv}i=n;while(i--){peq[a.charCodeAt(i)]=0}return sc};const myers_x=(a,b)=>{const n=a.length;const m=b.length;const mhc=[];const phc=[];const hsize=Math.ceil(n/32);const vsize=Math.ceil(m/32);let score=m;for(let i=0;i<hsize;i++){phc[i]=-1;mhc[i]=0}let j=0;for(;j<vsize-1;j++){let mv=0;let pv=-1;const start=j*32;const end=Math.min(32,m)+start;for(let k=start;k<end;k++){peq[b.charCodeAt(k)]|=1<<k}score=m;for(let i=0;i<n;i++){const eq=peq[a.charCodeAt(i)];const pb=phc[i/32|0]>>>i&1;const mb=mhc[i/32|0]>>>i&1;const xv=eq|mv;const xh=((eq|mb)&pv)+pv^pv|eq|mb;let ph=mv|~(xh|pv);let mh=pv&xh;if(ph>>>31^pb){phc[i/32|0]^=1<<i}if(mh>>>31^mb){mhc[i/32|0]^=1<<i}ph=ph<<1|pb;mh=mh<<1|mb;pv=mh|~(xv|ph);mv=ph&xv}for(let k=start;k<end;k++){peq[b.charCodeAt(k)]=0}}let mv=0;let pv=-1;const start=j*32;const end=Math.min(32,m-start)+start;for(let k=start;k<end;k++){peq[b.charCodeAt(k)]|=1<<k}score=m;for(let i=0;i<n;i++){const eq=peq[a.charCodeAt(i)];const pb=phc[i/32|0]>>>i&1;const mb=mhc[i/32|0]>>>i&1;const xv=eq|mv;const xh=((eq|mb)&pv)+pv^pv|eq|mb;let ph=mv|~(xh|pv);let mh=pv&xh;score+=ph>>>m-1&1;score-=mh>>>m-1&1;if(ph>>>31^pb){phc[i/32|0]^=1<<i}if(mh>>>31^mb){mhc[i/32|0]^=1<<i}ph=ph<<1|pb;mh=mh<<1|mb;pv=mh|~(xv|ph);mv=ph&xv}for(let k=start;k<end;k++){peq[b.charCodeAt(k)]=0}return score};const distance=(a,b)=>{if(a.length>b.length){const tmp=b;b=a;a=tmp}if(a.length===0){return b.length}if(a.length<=32){return myers_32(a,b)}return myers_x(a,b)};const closest=(str,arr)=>{let min_distance=Infinity;let min_index=0;for(let i=0;i<arr.length;i++){const dist=distance(str,arr[i]);if(dist<min_distance){min_distance=dist;min_index=i}}return arr[min_index]};var fastestLevenshtein={closest:closest,distance:distance};(function(module,exports){(function(){var collator;try{collator=typeof Intl!=="undefined"&&typeof Intl.Collator!=="undefined"?Intl.Collator("generic",{sensitivity:"base"}):null}catch(err){console.log("Collator could not be initialized and wouldn't be used")}var levenshtein=fastestLevenshtein;var prevRow=[],str2Char=[];var Levenshtein={get:function(str1,str2,options){var useCollator=options&&collator&&options.useCollator;if(useCollator){var str1Len=str1.length,str2Len=str2.length;if(str1Len===0)return str2Len;if(str2Len===0)return str1Len;var curCol,nextCol,i,j,tmp;for(i=0;i<str2Len;++i){prevRow[i]=i;str2Char[i]=str2.charCodeAt(i)}prevRow[str2Len]=str2Len;var strCmp;for(i=0;i<str1Len;++i){nextCol=i+1;for(j=0;j<str2Len;++j){curCol=nextCol;strCmp=0===collator.compare(str1.charAt(i),String.fromCharCode(str2Char[j]));nextCol=prevRow[j]+(strCmp?0:1);tmp=curCol+1;if(nextCol>tmp){nextCol=tmp}tmp=prevRow[j+1]+1;if(nextCol>tmp){nextCol=tmp}prevRow[j]=curCol}prevRow[j]=nextCol}return nextCol}return levenshtein.distance(str1,str2)}};if(module!==null&&"object"!=="undefined"&&module.exports===exports){module.exports=Levenshtein}else if(typeof self!=="undefined"&&typeof self.postMessage==="function"&&typeof self.importScripts==="function"){self.Levenshtein=Levenshtein}else if(typeof window!=="undefined"&&window!==null){window.Levenshtein=Levenshtein}})()})(levenshtein$1,levenshtein$1.exports);var levenshtein=levenshtein$1.exports;function Index(options){let words=[],documents=[],lookupPreProcessed=new Map(null),lookupPartial=new Map(null),lookupProcessed=new Map(null),lookupSuggestion=new Map(null),query=function(location,lookupMap,filterFunc){let matches=lookupMap.get(location),arr1=[],arr2,i,newIdx,idx,idxKey,iEntry,subroutine=function(word,arr1){arr2=words[word];idx=new Map;for(let j=0;j<arr2.length;j+=3){if(!(filterFunc&&!filterFunc(documents[arr2[j]][1]))){idxKey=arr2[j]*1e10+arr2[j+1];if(iEntry=idx.get(idxKey)){arr1[iEntry+2]++}else{newIdx=arr1.length;idx.set(idxKey,newIdx);arr1[newIdx]=arr2[j];arr1[newIdx+1]=arr2[j+1];arr1[newIdx+2]=arr2[j+2]}}}};if(matches!==undefined){if(matches.constructor===Array){for(i=0;i<matches.length;i++){subroutine(matches[i],arr1)}}else{subroutine(matches,arr1)}return arr1}else{return}},populate=function(location,wordIdx,lookup){let dest=lookup.get(location);if(dest===undefined){lookup.set(location,wordIdx)}else{if(dest.constructor===Array){if(dest.indexOf(wordIdx)===-1){dest[dest.length]=wordIdx;lookup.set(location,dest)}}else{if(dest!==wordIdx){dest=[dest,wordIdx];lookup.set(location,dest)}}}};const exported={populatePartial:function(location,wordIdx){populate(location,wordIdx,lookupPartial)},populateProcessed:function(location,wordIdx){populate(location,wordIdx,lookupProcessed)},populateDocuments:function(docid,meta){documents.push([docid,meta]);return documents.length-1},getMetadata:function(docidx){return documents[docidx][1]},docIndexToId:function(docidx){return documents[docidx][0]},populatePreProcessed:function(location,docIdx,fieldIdx,suggest){let i,indexOriginal,suggestionCounter,match,found;indexOriginal=lookupPreProcessed.get(location.preprocessed);if(indexOriginal===undefined){indexOriginal=words.length;lookupPreProcessed.set(location.preprocessed,indexOriginal);words[indexOriginal]=[docIdx,fieldIdx,1]}else{found=false;match=words[indexOriginal];for(i=0;i<match.length;i+=3){if(match[i]===docIdx&&match[i+1]===fieldIdx){match[i+2]++;found=true;break}}if(!found){match.push(docIdx,fieldIdx,1)}}documents[docIdx][fieldIdx+2]=(documents[docIdx][fieldIdx+2]||0)+1;if(suggest){suggestionCounter=lookupSuggestion.get(location.original);if(suggestionCounter===undefined){lookupSuggestion.set(location.original,1)}else{lookupSuggestion.set(location.original,++suggestionCounter)}}return indexOriginal},getDocuments:function(){return documents},query:function(location,exact,filterFunc){let hits={};if(exact){hits.exact=query(location.preprocessed,lookupPreProcessed,filterFunc)||[];hits.processed=[];hits.partial=[]}else{hits.exact=query(location.preprocessed,lookupPreProcessed,filterFunc)||[];hits.processed=query(location.processed,lookupProcessed,filterFunc)||[];if((hits.partial=query(location.preprocessed,lookupPartial,filterFunc))===undefined)hits.partial=query(location.processed,lookupPartial,filterFunc)||[]}return hits},findClosestWord:function(w){let closestValue=Infinity,closestIndex,distance;lookupSuggestion.forEach(function(value,key){distance=levenshtein.get(w,key);if(distance<closestValue){closestIndex=key;closestValue=distance}});if(closestIndex!==undefined&&closestValue<5){return closestIndex}},compress:function(){if(options.enableSuggestions){lookupSuggestion.forEach(function(value,key){if(value<options.suggestionMinWordCount){lookupSuggestion.delete(key)}})}}};return exported}var step2list={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"};var step3list={icate:"ic",ative:"",alize:"al",iciti:"ic",ical:"ic",ful:"",ness:""};var consonant="[^aeiou]";var vowel="[aeiouy]";var consonants="("+consonant+"[^aeiouy]*)";var vowels="("+vowel+"[aeiou]*)";var gt0=new RegExp("^"+consonants+"?"+vowels+consonants);var eq1=new RegExp("^"+consonants+"?"+vowels+consonants+vowels+"?$");var gt1=new RegExp("^"+consonants+"?("+vowels+consonants+"){2,}");var vowelInStem=new RegExp("^"+consonants+"?"+vowel);var consonantLike=new RegExp("^"+consonants+vowel+"[^aeiouwxy]$");var sfxLl=/ll$/;var sfxE=/^(.+?)e$/;var sfxY=/^(.+?)y$/;var sfxIon=/^(.+?(s|t))(ion)$/;var sfxEdOrIng=/^(.+?)(ed|ing)$/;var sfxAtOrBlOrIz=/(at|bl|iz)$/;var sfxEED=/^(.+?)eed$/;var sfxS=/^.+?[^s]s$/;var sfxSsesOrIes=/^.+?(ss|i)es$/;var sfxMultiConsonantLike=/([^aeiouylsz])\1$/;var step2=/^(.+?)(ational|tional|enci|anci|izer|bli|alli|entli|eli|ousli|ization|ation|ator|alism|iveness|fulness|ousness|aliti|iviti|biliti|logi)$/;var step3=/^(.+?)(icate|ative|alize|iciti|ical|ful|ness)$/;var step4=/^(.+?)(al|ance|ence|er|ic|able|ible|ant|ement|ment|ent|ou|ism|ate|iti|ous|ive|ize)$/;function stemmer(value){var firstCharacterWasLowerCaseY;var match;value=String(value).toLowerCase();if(value.length<3){return value}if(value.charCodeAt(0)===121){firstCharacterWasLowerCaseY=true;value="Y"+value.slice(1)}if(sfxSsesOrIes.test(value)){value=value.slice(0,-2)}else if(sfxS.test(value)){value=value.slice(0,-1)}if(match=sfxEED.exec(value)){if(gt0.test(match[1])){value=value.slice(0,-1)}}else if((match=sfxEdOrIng.exec(value))&&vowelInStem.test(match[1])){value=match[1];if(sfxAtOrBlOrIz.test(value)){value+="e"}else if(sfxMultiConsonantLike.test(value)){value=value.slice(0,-1)}else if(consonantLike.test(value)){value+="e"}}if((match=sfxY.exec(value))&&vowelInStem.test(match[1])){value=match[1]+"i"}if((match=step2.exec(value))&&gt0.test(match[1])){value=match[1]+step2list[match[2]]}if((match=step3.exec(value))&&gt0.test(match[1])){value=match[1]+step3list[match[2]]}if(match=step4.exec(value)){if(gt1.test(match[1])){value=match[1]}}else if((match=sfxIon.exec(value))&&gt1.test(match[1])){value=match[1]}if((match=sfxE.exec(value))&&(gt1.test(match[1])||eq1.test(match[1])&&!consonantLike.test(match[1]))){value=match[1]}if(sfxLl.test(value)&&gt1.test(value)){value=value.slice(0,-1)}if(firstCharacterWasLowerCaseY){value="y"+value.slice(1)}return value}var soundex$1={exports:{}};(function(module,exports){(function(Setup){Setup(function(str,scale,mysql){var split=String(str).toUpperCase().replace(/[^A-Z]/g,"").split(""),map={BFPV:1,CGJKQSXZ:2,DT:3,L:4,MN:5,R:6},keys=Object.keys(map).reverse();var build=split.map(function(letter,index,array){for(var num in keys){if(keys[num].indexOf(letter)!=-1){return map[keys[num]]}}});if(mysql){build=build.filter(function(key){return key})}var first=build.splice(0,1)[0];build=build.filter(function(num,index,array){return index===0?num!==first:num!==array[index-1]});var len=build.length,max=scale?(max=~~(mysql?len:len*2/3.5))>3?max:3:3;return split[0]+(build.join("")+new Array(max+1).join("0")).slice(0,max)})})(function(fn){module.exports=fn})})(soundex$1);var Soundex=soundex$1.exports;function stopwords(stopword){stopword=stopword||{};return function(w){if(stopword[w]===true)return;return w}}function wordforms(wordform){wordform=wordform||{};return function(w){return wordform[w]||w}}function multiples(stopword){stopword=stopword||{};return function(w){if(stopword[w]===true)return;return w.replace(/([a-zåäö])\1+/gi,"$1")}}function dashes(stopword){stopword=stopword||{};return function(w){if(stopword[w]===true)return;return w.replace(/([^\s]){1}-/,"$1")}}function stripHtml(){let replaceMap={nbsp:" ",gt:">",lt:"<",aring:"å",Aring:"Å",ouml:"ö",Ouml:"Ö",auml:"ä",Auml:"Ä",Oslash:"Ø",oslash:"ø",uuml:"ü",Uuml:"Ü",quot:'"'},result,num;return function(field){field=field.replace(/<a.*href=(?:"|")(.*?)(?:"|").*?>(.*?)<\/a>/gi," $2 $1 ");field=field.replace(/<img.*alt=(?:"|")(.*?)(?:"|").*?>/gi," $1 ");field=field.replace(/<script.*?>.*?<\/script>/gi,"");field=field.replace(/<style.*?>.*?<\/style>/gi,"");field=field.replace(/<(?:.|\s)*?>/g," ");field=field.replace(/&#([0-9]{1,3});/gi,function(match,numStr){num=parseInt(numStr,10);return String.fromCharCode(num)});field=field.replace(/&([a-z]{2,5});/gi,function(match,entity){if((result=replaceMap[entity])!==undefined){return result}else{return" "}});return field}}function swedishStemmer(stopwords){let i,suffix=["dd","gd","nn","dt","gt","mm","tt"],endings=["igheter","igheten","ingarna","iteten","ingen","anden","andet","orna","aste","aren","arna","ande","erna","arne","itet","ndet","orn","het","ast","and","ade","ern","ing","are","en","ad","an","ar","ig","er","et","or","at","e","a"];stopwords=stopwords||{};return function(w){let word=w.substring(0,2),r1=w.substring(2,w.length);if(stopwords[w]===true)return w;if(w.length<=2)return w;if(r1[r1.length-1]==="s")r1=r1.substring(0,r1.length-1);if(r1.length===0)return word;for(i=0;i<endings.length;i++){if(r1.substring(r1.length-endings[i].length,r1.length).lastIndexOf(endings[i])>-1){r1=r1.substring(0,r1.lastIndexOf(endings[i]))}}if(r1.length===0)return word;w=word+r1;if(stopwords[w]===true)return w;for(i=0;i<suffix.length;i++){if(w.substr(w.length-2,w.length)===suffix[i]){w=w.substr(0,w.length-1);break}}return w}}function englishStemmer(stopwords){stopwords=stopwords||{};return function(w){if(stopwords[w]===true)return w;return stemmer(w)}}function soundex(){return function(w){return Soundex(w)}}const stemmers={swedish:swedishStemmer,english:englishStemmer};var processors=Object.freeze({__proto__:null,stemmers:stemmers,soundex:soundex,stopwords:stopwords,wordforms:wordforms,multiples:multiples,stripHtml:stripHtml,dashes:dashes});let time=function(){let times={};if(typeof performance!=="undefined"&&performance){return function(id){let diff;if(!times[id]){times[id]=performance.now();return}diff=performance.now()-times[id];times[id]=undefined;return diff}}else{return function(id){let diff;if(!times[id]){times[id]=process.hrtime();return}diff=process.hrtime(times[id]);times[id]=undefined;return(diff[0]*1e9+diff[1])/1e6}}}();function defaults(defaults,source){let obj,key;if(source){obj={};for(key in defaults){if(Object.prototype.hasOwnProperty.call(defaults,key)){obj[key]=source[key]!==void 0?source[key]:defaults[key]}}for(key in source){if(Object.prototype.hasOwnProperty.call(source,key)){if(defaults[key]===void 0){let err=new Error("Unknown key '"+key+"' in options ");throw err}}}}else{obj=defaults}return obj}function standard(options){let defaultFieldOptions={weight:1,boostPercentage:false};options=defaults({exactHit:1.5,processedHit:1,partialHit:.5,fields:{},minimumWeight:0},options);return function(resultSet,documents){let documentResultsFinal=[],documentResultsLookup={},i,j,documentId,fieldIndex,matchCount,doc,fieldOptions,weight,matches,word,match;j=0;while(word=resultSet.expressions[j++]){matches=[{flag:1,rows:word.hits.partial,weight:options.partialHit,length:word.hits.partial.length},{flag:2,rows:word.hits.processed,weight:options.processedHit,length:word.hits.processed.length},{flag:3,rows:word.hits.exact,weight:options.exactHit,length:word.hits.exact.length}];while(match=matches.pop()){for(i=0;i<match.length;i){documentId=match.rows[i++];fieldIndex=match.rows[i++];matchCount=match.rows[i++];if(documentResultsLookup[documentId]===void 0){documentResultsLookup[documentId]=documentResultsFinal.length;doc=documentResultsFinal[documentResultsLookup[documentId]]={id:documentId,weight:0,expressions:[]}}else{doc=documentResultsFinal[documentResultsLookup[documentId]]}if(!doc.expressions[j-1]){fieldOptions=options.fields[fieldIndex]||(options.fields[fieldIndex]=defaultFieldOptions);weight=match.weight*fieldOptions.weight;if(fieldOptions.boostPercentage){weight*=1+2.8*(matchCount/documents[documentId][fieldIndex+2])}doc.weight+=weight;doc.expressions[j-1]=match.flag}}}}let temp=[];for(i=0;i<documentResultsFinal.length;i++){let toss=false;if(documentResultsFinal[i].weight<options.minimumWeight){toss=true}else{for(j=0;j<resultSet.expressions.length;j++){if(!documentResultsFinal[i].expressions[j])documentResultsFinal[i].expressions[j]=0;if(resultSet.expressions[j].modifier==="-"&&documentResultsFinal[i].expressions[j]>0){toss=true}else if(resultSet.expressions[j].modifier==="+"&&documentResultsFinal[i].expressions[j]===0){toss=true}}}if(!toss){temp[temp.length]=documentResultsFinal[i]}}return temp}}function property(){return function(options){options=defaults({resultSet:null,index:null,sortBy:null},options);let documentResultsFinal=[],documentResultsLookup={},i,j,documentId,doc,weight,matches,word,match;j=0;while(word=options.resultSet.expressions[j++]){matches=[{flag:1,rows:word.hits.partial,weight:options.partialHit,length:word.hits.partial.length},{flag:2,rows:word.hits.processed,weight:options.processedHit,length:word.hits.processed.length},{flag:3,rows:word.hits.exact,weight:options.exactHit,length:word.hits.exact.length}];while(match=matches.pop()){for(i=0;i<match.length;i){documentId=match.rows[i++];i++;i++;if(documentResultsLookup[documentId]===void 0){documentResultsLookup[documentId]=documentResultsFinal.length;doc=documentResultsFinal[documentResultsLookup[documentId]]={id:documentId,weight:0,expressions:[]}}else{doc=documentResultsFinal[documentResultsLookup[documentId]]}if(!doc.expressions[j-1]){weight=options.index.getMetadata(documentId)[options.sortBy];doc.weight+=weight;doc.expressions[j-1]=match.flag}}}}let temp=[];for(i=0;i<documentResultsFinal.length;i++){let toss=false;if(documentResultsFinal[i].weight<options.minimumWeight){toss=true}else{for(j=0;j<options.resultSet.expressions.length;j++){if(!documentResultsFinal[i].expressions[j])documentResultsFinal[i].expressions[j]=0;if(options.resultSet.expressions[j].modifier==="-"&&documentResultsFinal[i].expressions[j]>0){toss=true}else if(options.resultSet.expressions[j].modifier==="+"&&documentResultsFinal[i].expressions[j]===0){toss=true}}}if(!toss){temp[temp.length]=documentResultsFinal[i]}}return temp}}var rankers=Object.freeze({__proto__:null,standard:standard,property:property});function processWord(word,opts){let result,i;if(!word||word.length<opts.minWordLen){return}if(word.length>opts.maxWordLen){word=word.substring(0,opts.maxWordLen)}if(!opts.caseSensitive){word=word.toLowerCase()}result={original:word,preprocessed:undefined,processed:undefined};for(i=0;i<opts.wordPreProcessors.length;i++){if(!word){break}word=opts.wordPreProcessors[i](word)}if(!word){return}result.preprocessed=word;for(i=0;i<opts.wordProcessors.length;i++){if(!word){break}word=opts.wordProcessors[i](word)}if(!word){return}result.processed=word;return result}function Thinker(opts){let self=this;if(!(self instanceof Thinker)){return new Thinker(opts)}self.ranker=function(){};self.propertyRanker=property();self.options=defaults({characters:/([a-zA-Z0-9]*)/g,caseSensitive:false,minWildcardWordLen:3,maxWildcardWordLen:32,minWordLen:2,maxWordLen:32,wordProcessors:[],wordPreProcessors:[],fieldProcessors:[],suggestionMinWordCount:6,enableSuggestions:false,optionalPlusFromExpressions:1,concatenateWords:1},opts);Object.freeze(self.options);self.index=new Index(self.options)}Thinker.prototype.feed=function(texts,done){let self=this,opts=self.options,currentDocument,currentField,currentWord,k;if(done===undefined)done=true;function addWord(word,docIdx,fieldIdx,augmented){let wIndex,i,j;wIndex=self.index.populatePreProcessed(word,docIdx,fieldIdx,!augmented&&opts.enableSuggestions);self.index.populateProcessed(word.processed,wIndex);if(!augmented){for(i=opts.minWildcardWordLen;i<word.original.length&&i<opts.maxWildcardWordLen;i++){for(j=0;j<word.original.length-i+1;j++){if(word.preprocessed.substr(j,i)!==word.processed&&word.preprocessed.substr(j,i)!==word.preprocessed){self.index.populatePartial(word.preprocessed.substr(j,i),wIndex)}}}}}while(currentDocument=texts.pop()){let docIdx=self.index.populateDocuments(currentDocument.id,currentDocument.metadata);for(let j=0;j<currentDocument.fields.length;j++){if(currentField=currentDocument.fields[j]){const wordHistory=[];for(let i=0;i<opts.fieldProcessors.length;i++){if(currentField){currentField=opts.fieldProcessors[i](currentField)}}currentField=currentField.match(opts.characters);for(k=0;k<currentField.length;k++){if(currentWord!==""&&(currentWord=processWord(currentField[k],opts))){addWord(currentWord,docIdx,j)}if(opts.concatenateWords>1&&currentField[k]!==""){wordHistory.push(currentField[k]);if(wordHistory.length>1){for(let l=0;l<wordHistory.length-1;l++){let augmentedWord=processWord(wordHistory.slice(l,wordHistory.length).join(""),opts);if(augmentedWord){addWord(augmentedWord,docIdx,j,true)}}if(wordHistory.length>=opts.concatenateWords){wordHistory.shift()}}}}}}}if(done)self.index.compress()};Thinker.prototype.addFieldProcessor=function(fn){return this.options.fieldProcessors.push(fn),this};Thinker.prototype.addWordPreProcessor=function(fn){return this.options.wordPreProcessors.push(fn),this};Thinker.prototype.addWordProcessor=function(fn){return this.options.wordProcessors.push(fn),this};Thinker.prototype.find=function(params){time("totalFindTime");time("findTime");if(typeof params==="string"){params={expression:params}}params=defaults({expression:null,direction:true,filter:null,reduce:null,collectAll:null,collect:null,sortBy:"weight",limit:null},params);if(!params.expression)params.expression="";let self=this,words,word,resultSet={expressions:[],performance:{}},queryResult,suggestion,i,expression;expression=params.expression.replace(/-\s+/g," ");expression=expression.replace(/([^\s]){1}-/,"$1");expression=expression.replace(/\s+/g," ");expression=expression.trim(" ");words=expression.split(" ");for(i=0;i<words.length;i++){let modifier=undefined,exact=false;if(["+","-"].indexOf(words[i][0])!==-1){modifier=words[i][0];words[i]=words[i].substring(1,words[i].length)}else{if(words.length<self.options.optionalPlusFromExpressions){modifier="+"}}if(words[i][0]==='"'){exact=true}words[i]=words[i].replace(/"/g,"");if(!(word=processWord(words[i],self.options))){continue}queryResult=self.index.query(word,exact,params.filter);suggestion=undefined;if(!queryResult.exact.length&&!queryResult.processed.length&&self.options.enableSuggestions){suggestion=self.index.findClosestWord(word.original)}resultSet.expressions.push({original:words[i],interpretation:word,suggestion:suggestion,modifier:modifier,exactMode:exact,hits:queryResult})}resultSet.performance.find=time("findTime");time("rankTime");if(params.sortBy==="weight"){resultSet.documents=self.ranker(resultSet,self.index.getDocuments())}else{resultSet.documents=self.propertyRanker({resultSet:resultSet,index:self.index,sortBy:params.sortBy})}resultSet.performance.rank=time("rankTime");time("filterTime");resultSet.totalHits=resultSet.documents.length;for(i=0;i<resultSet.expressions.length;i++){delete resultSet.expressions[i].hits}if(params.collect||params.collectAll)resultSet.collections={};if(params.collect){resultSet.collections.reduced={};for(let c=0;c<params.collect.length;c++){if(resultSet.collections.reduced[params.collect[c]]===undefined){resultSet.collections.reduced[params.collect[c]]=new Map}}}if(params.collectAll){resultSet.collections.filtered={};for(let c=0;c<params.collectAll.length;c++){if(resultSet.collections.filtered[params.collectAll[c]]===undefined){resultSet.collections.filtered[params.collectAll[c]]=new Map}}}for(i=0;i<resultSet.documents.length;i++){let docIdx=resultSet.documents[i].id;resultSet.documents[i].metadata=self.index.getMetadata(docIdx);resultSet.documents[i].id=self.index.docIndexToId(resultSet.documents[i].id);if(params.collectAll&&params.collectAll.length)for(let c=0;c<params.collectAll.length;c++){let collectedMetaKey=params.collectAll[c],currentDocument=resultSet.documents[i];if(collectedMetaKey&&currentDocument.metadata&&currentDocument.metadata[collectedMetaKey]){let currentMetadata=currentDocument.metadata[collectedMetaKey];if(Array.isArray(currentMetadata)){for(let j=0;j<currentMetadata.length;j++){let count=resultSet.collections.filtered[collectedMetaKey].get(currentMetadata[j])||0;resultSet.collections.filtered[collectedMetaKey].set(currentMetadata[j],++count)}}else{let count=resultSet.collections.filtered[collectedMetaKey].get(currentMetadata)||0;resultSet.collections.filtered[collectedMetaKey].set(currentMetadata,++count)}}}}if(params.reduce){let tmpRes=[];for(i=resultSet.documents.length-1;i>=0;i--){if(params.reduce(resultSet.documents[i].metadata)){tmpRes.push(resultSet.documents[i])}}resultSet.documents=tmpRes}if(params.collect){for(let c=0;c<params.collect.length;c++){let collectedMetaKey=params.collect[c];for(i=0;i<resultSet.documents.length;i++){let currentDocument=resultSet.documents[i];if(collectedMetaKey&&currentDocument.metadata&&currentDocument.metadata[collectedMetaKey]){let currentMetadata=currentDocument.metadata[collectedMetaKey];if(Array.isArray(currentMetadata)){for(let j=0;j<currentMetadata.length;j++){let count=resultSet.collections.reduced[collectedMetaKey].get(currentMetadata[j])||0;resultSet.collections.reduced[collectedMetaKey].set(currentMetadata[j],++count)}}else{let count=resultSet.collections.reduced[collectedMetaKey].get(currentMetadata)||0;resultSet.collections.reduced[collectedMetaKey].set(currentMetadata,++count)}}}}}time("sortTime");resultSet.documents=resultSet.documents.sort(function(a,b){return params.direction?b.weight-a.weight:a.weight-b.weight});resultSet.performance.sort=time("sortTime");if(params.limit&&resultSet.documents.length>params.limit){resultSet.documents=resultSet.documents.slice(0,params.limit)}resultSet.returnedHits=resultSet.documents.length;resultSet.performance.filter=time("filterTime");resultSet.performance.total=time("totalFindTime");return resultSet};Thinker.processors=processors;Thinker.rankers=rankers;export{Thinker,Thinker as default};