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5 lines
63 KiB
JavaScript
5 lines
63 KiB
JavaScript
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"use strict";if(!Array.prototype.toSpliced){Array.prototype.toSpliced=function(){const me=this.slice();Array.prototype.splice.apply(me,arguments);return me}}(function(){const itemTypes=["keyword","primitive","mod","externcrate","import","struct","enum","fn","type","static","trait","impl","tymethod","method","structfield","variant","macro","associatedtype","constant","associatedconstant","union","foreigntype","existential","attr","derive","traitalias","generic",];const TY_GENERIC=itemTypes.indexOf("generic");const TY_IMPORT=itemTypes.indexOf("import");const ROOT_PATH=typeof window!=="undefined"?window.rootPath:"../";const UNBOXING_LIMIT=5;const REGEX_IDENT=/\p{ID_Start}\p{ID_Continue}*|_\p{ID_Continue}+/uy;const REGEX_INVALID_TYPE_FILTER=/[^a-z]/ui;const MAX_RESULTS=200;const NO_TYPE_FILTER=-1;const editDistanceState={current:[],prev:[],prevPrev:[],calculate:function calculate(a,b,limit){if(a.length<b.length){const aTmp=a;a=b;b=aTmp}const minDist=a.length-b.length;if(minDist>limit){return limit+1}while(b.length>0&&b[0]===a[0]){a=a.substring(1);b=b.substring(1)}while(b.length>0&&b[b.length-1]===a[a.length-1]){a=a.substring(0,a.length-1);b=b.substring(0,b.length-1)}if(b.length===0){return minDist}const aLength=a.length;const bLength=b.length;for(let i=0;i<=bLength;++i){this.current[i]=0;this.prev[i]=i;this.prevPrev[i]=Number.MAX_VALUE}for(let i=1;i<=aLength;++i){this.current[0]=i;const aIdx=i-1;for(let j=1;j<=bLength;++j){const bIdx=j-1;const substitutionCost=a[aIdx]===b[bIdx]?0:1;this.current[j]=Math.min(this.prev[j]+1,this.current[j-1]+1,this.prev[j-1]+substitutionCost,);if((i>1)&&(j>1)&&(a[aIdx]===b[bIdx-1])&&(a[aIdx-1]===b[bIdx])){this.current[j]=Math.min(this.current[j],this.prevPrev[j-2]+1,)}}const prevPrevTmp=this.prevPrev;this.prevPrev=this.prev;this.prev=this.current;this.current=prevPrevTmp}const distance=this.prev[bLength];return distance<=limit?distance:(limit+1)},};function editDistance(a,b,limit){return editDistanceState.calculate(a,b,limit)}function isEndCharacter(c){return"=,>-])".indexOf(c)!==-1}function isSeparatorCharacter(c){return c===","||c==="="}function isReturnArrow(parserState){return parserState.userQuery.slice(parserState.pos,parserState.pos+2)==="->"}function skipWhitespace(parserState){while(parserState.pos<parserState.userQuery.length){const c=parserState.userQuery[parserState.pos];if(c!==" "){break}parserState.pos+=1}}function prevIs(parserState,lookingFor){let pos=parserState.pos;while(pos>0){const c=parserState.userQuery[pos-1];if(c===lookingFor){return true}else if(c!==" "){break}pos-=1}return false}function isLastElemGeneric(elems,parserState){return(elems.length>0&&elems[elems.length-1].generics.length>0)||prevIs(parserState,">")}function getFilteredNextElem(query,parserState,elems,isInGenerics){const start=parserState.pos;if(parserState.userQuery[parserState.pos]===":"&&!isPathStart(parserState)){throw["Expected type filter before ",":"]}getNextElem(query,parserState,elems,isInGenerics);if(parserState.userQuery[parserState.pos]===":"&&!isPathStart(parserState)){if(parserState.typeFilter!==null){throw["Unexpected ",":"," (expected path after type filter ",parserState.typeFilter+":",")",]}if(elems.length===0){throw["Expected type filter before ",":"]}else if(query.literalSearch){throw["Cannot use quotes on type filter"]}const typeFilterElem=elems.pop();checkExtraTypeFilterCharacters(start,parserState);parserState.typeFilter=typeFilterElem.name;parserState.pos+=1;parserState.totalElems-=1;query.literalSearch=false;getNextElem(query,parserState,elems,isInGenerics)}}function getItemsBefore(query,parserState,elems,endChar){let foundStopChar=true;let foundSeparator=false;const oldTypeFilter=parserState.typeFilter;parserState.typeFilter=null;const oldIsInBinding=parserState.isInBinding;parserState.isInBinding=null;let hofParameters=null;let extra="";if(endChar===">"){extra="<"}else if(endChar==="]"){extra="["}else if(endChar===")"){extra="("}else if(endChar===""){extra="->"}else{extra=endChar}while(parserState.pos<parserState.length){const c=parserState.userQuery[parserState.pos];if(c===endCha
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<b>${item.alias}</b><i class="grey"> - see </i>\
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</div>`}resultName.insertAdjacentHTML("beforeend",`<div class="path">${alias}\
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${item.displayPath}<span class="${type}">${name}</span>\
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</div>`);const description=document.createElement("div");description.className="desc";description.insertAdjacentHTML("beforeend",item.desc);link.appendChild(description);output.appendChild(link)}}else if(query.error===null){output.className="search-failed"+extraClass;output.innerHTML="No results :(<br/>"+"Try on <a href=\"https://duckduckgo.com/?q="+encodeURIComponent("rust "+query.userQuery)+"\">DuckDuckGo</a>?<br/><br/>"+"Or try looking in one of these:<ul><li>The <a "+"href=\"https://doc.rust-lang.org/reference/index.html\">Rust Reference</a> "+" for technical details about the language.</li><li><a "+"href=\"https://doc.rust-lang.org/rust-by-example/index.html\">Rust By "+"Example</a> for expository code examples.</a></li><li>The <a "+"href=\"https://doc.rust-lang.org/book/index.html\">Rust Book</a> for "+"introductions to language features and the language itself.</li><li><a "+"href=\"https://docs.rs\">Docs.rs</a> for documentation of crates released on"+" <a href=\"https://crates.io/\">crates.io</a>.</li></ul>"}return[output,array.length]}function makeTabHeader(tabNb,text,nbElems){const fmtNbElems=nbElems<10?`\u{2007}(${nbElems})\u{2007}\u{2007}`:nbElems<100?`\u{2007}(${nbElems})\u{2007}`:`\u{2007}(${nbElems})`;if(searchState.currentTab===tabNb){return"<button class=\"selected\">"+text+"<span class=\"count\">"+fmtNbElems+"</span></button>"}return"<button>"+text+"<span class=\"count\">"+fmtNbElems+"</span></button>"}async function showResults(results,go_to_first,filterCrates){const search=searchState.outputElement();if(go_to_first||(results.others.length===1&&getSettingValue("go-to-only-result")==="true")){window.onunload=()=>{};searchState.removeQueryParameters();const elem=document.createElement("a");elem.href=results.others[0].href;removeClass(elem,"active");document.body.appendChild(elem);elem.click();return}if(results.query===undefined){results.query=DocSearch.parseQuery(searchState.input.value)}currentResults=results.query.userQuery;const[ret_others,ret_in_args,ret_returned]=await Promise.all([addTab(results.others,results.query,true),addTab(results.in_args,results.query,false),addTab(results.returned,results.query,false),]);let currentTab=searchState.currentTab;if((currentTab===0&&ret_others[1]===0)||(currentTab===1&&ret_in_args[1]===0)||(currentTab===2&&ret_returned[1]===0)){if(ret_others[1]!==0){currentTab=0}else if(ret_in_args[1]!==0){currentTab=1}else if(ret_returned[1]!==0){currentTab=2}}let crates="";if(rawSearchIndex.size>1){crates=" in <div id=\"crate-search-div\"><select id=\"crate-search\">"+"<option value=\"all crates\">all crates</option>";for(const c of rawSearchIndex.keys()){crates+=`<option value="${c}" ${c === filterCrates && "selected"}>${c}</option>`}crates+="</select></div>"}let output=`<h1 class="search-results-title">Results${crates}</h1>`;if(results.query.error!==null){const error=results.query.error;error.forEach((value,index)=>{value=value.split("<").join("<").split(">").join(">");if(index%2!==0){error[index]=`<code>${value.replaceAll(" ", " ")}</code>`}else{error[index]=value}});output+=`<h3 class="error">Query parser error: "${error.join("")}".</h3>`;output+="<div id=\"search-tabs\">"+makeTabHeader(0,"In Names",ret_others[1])+"</div>";currentTab=0}else if(results.query.foundElems<=1&&results.query.returned.length===0){output+="<div id=\"search-tabs\">"+makeTabHeader(0,"In Names",ret_others[1])+makeTabHeader(1,"In Parameters",ret_in_args[1])+makeTabHeader(2,"In Return Types",ret_returned[1])+"</div>"}else{const signatureTabTitle=results.query.elems.length===0?"In Function Return Types":results.query.returned.length===0?"In Function Parameters":"In Function Signatures";output+="<div id=\"search-tabs\">"+makeTabHeader(0,signatureTabTitle,ret_others[1])+"</div>";currentTab=0}if(results.query.correction!==null){const orig=results.query.returned.length>0?results.query.returned[0].name:results.query.elems[0].name;output+="<h3 class=\"search-corrections\">"+`Type "${orig}" not found. `+"Showing results for closest type name "+`"${results.query.correction}" instead.</h3>`}if(r
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