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itemTypes=["mod","externcrate","import","struct","enum","fn","type","static","trait","impl","tymethod","method","structfield","variant","macro","primitive","associatedtype","constant","associatedconstant","union","foreigntype","keyword","existential","attr","derive","traitalias"];var search_input=document.getElementsByClassName("search-input")[0];var currentTab=0;var titleBeforeSearch=document.title;function getPageId(){var id=document.location.href.split("#")[1];if(id){return id.split("?")[0].split("&")[0]}return null}function showSidebar(){var elems=document.getElementsByClassName("sidebar-elems")[0];if(elems){addClass(elems,"show-it")}var sidebar=document.getElementsByClassName("sidebar")[0];if(sidebar){addClass(sidebar,"mobile");var filler=document.getElementById("sidebar-filler");if(!filler){var div=document.createElement("div");div.id="sidebar-filler";sidebar.appendChild(div)}}var 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params=getQueryStringParams();if(search_input.value===""){search_input.value=params.search||""}function execQuery(query,searchWords,filterCrates){function itemTypeFromName(typename){var length=itemTypes.length;for(var i=0;i<length;++i){if(itemTypes[i]===typename){return i}}return-1}var valLower=query.query.toLowerCase(),val=valLower,typeFilter=itemTypeFromName(query.type),results={},results_in_args={},results_returned={},split=valLower.split("::");var length=split.length;for(var z=0;z<length;++z){if(split[z]===""){split.splice(z,1);z-=1}}function transformResults(results,isType){var out=[];var length=results.length;for(var i=0;i<length;++i){if(results[i].id>-1){var obj=searchIndex[results[i].id];obj.lev=results[i].lev;if(isType!==true||obj.type){var res=buildHrefAndPath(obj);obj.displayPath=pathSplitter(res[0]);obj.fullPath=obj.displayPath+obj.name;obj.fullPath+="|"+obj.ty;obj.href=res[1];out.push(obj);if(out.length>=MAX_RESULTS){break}}}}return out}function sortResults(results,isType){var ar=[];for(var entry in results){if(results.hasOwnProperty(entry)){ar.push(results[entry])}}results=ar;var i;var nresults=results.length;for(i=0;i<nresults;++i){results[i].word=searchWords[results[i].id];results[i].item=searchIndex[results[i].id]||{}}if(results.length===0){return[]}results.sort(function(aaa,bbb){var a,b;a=(aaa.lev);b=(bbb.lev);if(a!==b){return a-b}a=(aaa.item.crate!==window.currentCrate);b=(bbb.item.crate!==window.currentCrate);if(a!==b){return a-b}a=(aaa.word!==valLower);b=(bbb.word!==valLower);if(a!==b){return a-b}a=aaa.word.length;b=bbb.word.length;if(a!==b){return a-b}a=aaa.word;b=bbb.word;if(a!==b){return(a>b?+1:-1)}a=(aaa.index<0);b=(bbb.index<0);if(a!==b){return a-b}a=aaa.index;b=bbb.index;if(a!==b){return a-b}if((aaa.item.ty===TY_PRIMITIVE&&bbb.item.ty!==TY_KEYWORD)||(aaa.item.ty===TY_KEYWORD&&bbb.item.ty!==TY_PRIMITIVE)){return-1}if((bbb.item.ty===TY_PRIMITIVE&&aaa.item.ty!==TY_PRIMITIVE)||(bbb.item.ty===TY_KEYWORD&&aaa.item.ty!==TY_KEYWORD)){return 1}a=(aaa.item.desc==="");b=(bbb.item.desc==="");if(a!==b){return a-b}a=aaa.item.ty;b=bbb.item.ty;if(a!==b){return a-b}a=aaa.item.path;b=bbb.item.path;if(a!==b){return(a>b?+1:-1)}return 0});var length=results.length;for(i=0;i<length;++i){var result=results[i];if(result.dontValidate){continue}var name=result.item.name.toLowerCase(),path=result.item.path.toLowerCase(),parent=result.item.parent;if(isType!==true&&validateResult(name,path,split,parent)===false){result.id=-1}}return transformResults(results)}function extractGenerics(val){val=val.toLowerCase();if(val.indexOf("<")!==-1){var values=val.substring(val.indexOf("<")+1,val.lastIndexOf(">"));return{name:val.substring(0,val.indexOf("<")),generics:values.split(/\s*,\s*/),}}return{name:val,generics:[],}}function checkGenerics(obj,val){var lev_distance=MAX_LEV_DISTANCE+1;if(val.generics.length>0){if(obj.length>GENERICS_DATA&&obj[GENERICS_DATA].length>=val.generics.length){var elems=obj[GENERICS_DATA].slice(0);var total=0;var done=0;var vlength=val.generics.length;for(var y=0;y<vlength;++y){var lev={pos:-1,lev:MAX_LEV_DISTANCE+1};var elength=elems.length;for(var x=0;x<elength;++x){var tmp_lev=levenshtein(elems[x],val.generics[y]);if(tmp_lev<lev.lev){lev.lev=tmp_lev;lev.pos=x}}if(lev.pos!==-1){elems.splice(lev.pos,1);lev_distance=Math.min(lev.lev,lev_distance);total+=lev.lev;done+=1}else{return MAX_LEV_DISTANCE+1}}return Math.ceil(total/done)}}return MAX_LEV_DISTANCE+1}function checkType(obj,val,literalSearch){var lev_distance=MAX_LEV_DISTANCE+1;var x;if(obj[NAME]===val.name){if(literalSearch===true){if(val.generics&&val.generics.length!==0){if(obj.length>GENERICS_DATA&&obj[GENERICS_DATA].length>=val.generics.length){var elems=obj[GENERICS_DATA].slice(0);var allFound=true;for(var y=0;allFound===true&&y<val.generics.length;++y){allFound=false;for(x=0;allFound===false&&x<elems.length;++x){allFound=elems[x]===val.generics[y]}if(allFound===true){elems.splice(x-1,1)}}if(allFound===true){return true}}else{return false}}return true}if(obj.length>GENERICS_DATA&&obj[GENERICS_DATA].length!==0){var tmp_lev=checkGenerics(obj,val);if(tmp_lev<=MAX_LEV_DISTANCE){return tmp_lev}}else{return 0}}if(literalSearch===true){if(obj.length>GENERICS_DATA&&obj[GENERICS_DATA].length>0){var length=obj[GENERICS_DATA].length;for(x=0;x<length;++x){if(obj[GENERICS_DATA][x]===val.name){return true}}}return false}lev_distance=Math.min(levenshtein(obj[NAME],val.name),lev_distance);if(lev_distance<=MAX_LEV_DISTANCE){lev_distance=Math.ceil((checkGenerics(obj,val)+lev_distance)/2)}else if(obj.length>GENERICS_DATA&&obj[GENERICS_DATA].length>0){var olength=obj[GENERICS_DATA].length;for(x=0;x<olength;++x){lev_distance=Math.min(levenshtein(obj[GENERICS_DATA][x],val.name),lev_distance)}}return lev_distance+1}function findArg(obj,val,literalSearch){var lev_distance=MAX_LEV_DISTANCE+1;if(obj&&obj.type&&obj.type[INPUTS_DATA]&&obj.type[INPUTS_DATA].length>0){var length=obj.type[INPUTS_DATA].length;for(var i=0;i<length;i++){var tmp=checkType(obj.type[INPUTS_DATA][i],val,literalSearch);if(literalSearch===true&&tmp===true){return true}lev_distance=Math.min(tmp,lev_distance);if(lev_distance===0){return 0}}}return literalSearch===true?false:lev_distance}function checkReturned(obj,val,literalSearch){var lev_distance=MAX_LEV_DISTANCE+1;if(obj&&obj.type&&obj.type.length>OUTPUT_DATA){var ret=obj.type[OUTPUT_DATA];if(!obj.type[OUTPUT_DATA].length){ret=[ret]}for(var x=0;x<ret.length;++x){var r=ret[x];if(typeof r==="string"){r=[r]}var tmp=checkType(r,val,literalSearch);if(literalSearch===true){if(tmp===true){return true}continue}lev_distance=Math.min(tmp,lev_distance);if(lev_distance===0){return 0}}}return literalSearch===true?false:lev_distance}function checkPath(contains,lastElem,ty){if(contains.length===0){return 0}var ret_lev=MAX_LEV_DISTANCE+1;var path=ty.path.split("::");if(ty.parent&&ty.parent.name){path.push(ty.parent.name.toLowerCase())}var length=path.length;var clength=contains.length;if(clength>length){return MAX_LEV_DISTANCE+1}for(var i=0;i<length;++i){if(i+clength>length){break}var lev_total=0;var aborted=false;for(var x=0;x<clength;++x){var lev=levenshtein(path[i+x],contains[x]);if(lev>MAX_LEV_DISTANCE){aborted=true;break}lev_total+=lev}if(aborted===false){ret_lev=Math.min(ret_lev,Math.round(lev_total/clength))}}return ret_lev}function typePassesFilter(filter,type){if(filter<0)return true;if(filter===type)return true;var name=itemTypes[type];switch(itemTypes[filter]){case"constant":return(name=="associatedconstant");case"fn":return(name=="method"||name=="tymethod");case"type":return(name=="primitive"||name=="keyword")}return false}function generateId(ty){if(ty.parent&&ty.parent.name){return itemTypes[ty.ty]+ty.path+ty.parent.name+ty.name}return itemTypes[ty.ty]+ty.path+ty.name}var nSearchWords=searchWords.length;var i;var ty;var fullId;var returned;var in_args;if((val.charAt(0)==="\""||val.charAt(0)==="'")&&val.charAt(val.length-1)===val.charAt(0)){val=extractGenerics(val.substr(1,val.length-2));for(i=0;i<nSearchWords;++i){if(filterCrates!==undefined&&searchIndex[i].crate!==filterCrates){continue}in_args=findArg(searchIndex[i],val,true);returned=checkReturned(searchIndex[i],val,true);ty=searchIndex[i];fullId=generateId(ty);if(searchWords[i]===val.name){if(typePassesFilter(typeFilter,searchIndex[i].ty)&&results[fullId]===undefined){results[fullId]={id:i,index:-1}}}else if((in_args===true||returned===true)&&typePassesFilter(typeFilter,searchIndex[i].ty)){if(in_args===true||returned===true){if(in_args===true){results_in_args[fullId]={id:i,index:-1,dontValidate:true,}}if(returned===true){results_returned[fullId]={id:i,index:-1,dontValidate:true,}}}else{results[fullId]={id:i,index:-1,dontValidate:true,}}}}query.inputs=[val];query.output=val;query.search=val}else if(val.search("->")>-1){var trimmer=function(s){return s.trim()};var parts=val.split("->").map(trimmer);var input=parts[0];var inputs=input.split(",").map(trimmer).sort();for(i=0;i<inputs.length;++i){inputs[i]=extractGenerics(inputs[i])}var output=extractGenerics(parts[1]);for(i=0;i<nSearchWords;++i){if(filterCrates!==undefined&&searchIndex[i].crate!==filterCrates){continue}var type=searchIndex[i].type;ty=searchIndex[i];if(!type){continue}fullId=generateId(ty);var typeOutput=type.length>OUTPUT_DATA?type[OUTPUT_DATA].name:"";returned=checkReturned(ty,output,true);if(output.name==="*"||returned===true){in_args=false;var is_module=false;if(input==="*"){is_module=true}else{var allFound=true;for(var it=0;allFound===true&&it<inputs.length;it++){allFound=checkType(type,inputs[it],true)}in_args=allFound}if(in_args===true){results_in_args[fullId]={id:i,index:-1,dontValidate:true,}}if(returned===true){results_returned[fullId]={id:i,index:-1,dontValidate:true,}}if(is_module===true){results[fullId]={id:i,index:-1,dontValidate:true,}}}}query.inputs=inputs.map(function(input){return input.name});query.output=output.name}else{query.inputs=[val];query.output=val;query.search=val;val=val.replace(/\_/g,"");var valGenerics=extractGenerics(val);var paths=valLower.split("::");var j;for(j=0;j<paths.length;++j){if(paths[j]===""){paths.splice(j,1);j-=1}}val=paths[paths.length-1];var contains=paths.slice(0,paths.length>1?paths.length-1:1);for(j=0;j<nSearchWords;++j){var lev;var lev_distance;ty=searchIndex[j];if(!ty||(filterCrates!==undefined&&ty.crate!==filterCrates)){continue}var lev_distance;var lev_add=0;if(paths.length>1){lev=checkPath(contains,paths[paths.length-1],ty);if(lev>MAX_LEV_DISTANCE){continue}else if(lev>0){lev_add=1}}returned=MAX_LEV_DISTANCE+1;in_args=MAX_LEV_DISTANCE+1;var index=-1;lev=MAX_LEV_DISTANCE+1;fullId=generateId(ty);if(searchWords[j].indexOf(split[i])>-1||searchWords[j].indexOf(val)>-1||searchWords[j].replace(/_/g,"").indexOf(val)>-1){if(typePassesFilter(typeFilter,ty.ty)&&results[fullId]===undefined){index=searchWords[j].replace(/_/g,"").indexOf(val)}}if((lev=levenshtein(searchWords[j],val))<=MAX_LEV_DISTANCE){if(typePassesFilter(typeFilter,ty.ty)===false){lev=MAX_LEV_DISTANCE+1}else{lev+=1}}if((in_args=findArg(ty,valGenerics))<=MAX_LEV_DISTANCE){if(typePassesFilter(typeFilter,ty.ty)===false){in_args=MAX_LEV_DISTANCE+1}}if((returned=checkReturned(ty,valGenerics))<=MAX_LEV_DISTANCE){if(typePassesFilter(typeFilter,ty.ty)===false){returned=MAX_LEV_DISTANCE+1}}lev+=lev_add;if(lev>0&&val.length>3&&searchWords[j].indexOf(val)>-1){if(val.length<6){lev-=1}else{lev=0}}if(in_args<=MAX_LEV_DISTANCE){if(results_in_args[fullId]===undefined){results_in_args[fullId]={id:j,index:index,lev:in_args,}}results_in_args[fullId].lev=Math.min(results_in_args[fullId].lev,in_args)}if(returned<=MAX_LEV_DISTANCE){if(results_returned[fullId]===undefined){results_returned[fullId]={id:j,index:index,lev:returned,}}results_returned[fullId].lev=Math.min(results_returned[fullId].lev,returned)}if(index!==-1||lev<=MAX_LEV_DISTANCE){if(index!==-1&&paths.length<2){lev=0}else if(searchWords[j]===val){lev=-1}if(results[fullId]===undefined){results[fullId]={id:j,index:index,lev:lev,}}results[fullId].lev=Math.min(results[fullId].lev,lev)}}}var ret={"in_args":sortResults(results_in_args,true),"returned":sortResults(results_returned,true),"others":sortResults(results),};if(ALIASES&&ALIASES[window.currentCrate]&&ALIASES[window.currentCrate][query.raw]){var aliases=ALIASES[window.currentCrate][query.raw];for(i=0;i<aliases.length;++i){aliases[i].is_alias=true;aliases[i].alias=query.raw;aliases[i].path=aliases[i].p;var res=buildHrefAndPath(aliases[i]);aliases[i].displayPath=pathSplitter(res[0]);aliases[i].fullPath=aliases[i].displayPath+aliases[i].name;aliases[i].href=res[1];ret.others.unshift(aliases[i]);if(ret.others.length>MAX_RESULTS){ret.others.pop()}}}return ret}function validateResult(name,path,keys,parent){for(var i=0;i<keys.length;++i){if(!(name.indexOf(keys[i])>-1||path.indexOf(keys[i])>-1||(parent!==undefined&&parent.name.toLowerCase().indexOf(keys[i])>-1)||levenshtein(name,keys[i])<=MAX_LEV_DISTANCE)){return false}}return true}function getQuery(raw){var matches,type,query;query=raw;matches=query.match(/^(fn|mod|struct|enum|trait|type|const|macro)\s*:\s*/i);if(matches){type=matches[1].replace(/^const$/,"constant");query=query.substring(matches[0].length)}return{raw:raw,query:query,type:type,id:query+type}}function initSearchNav(){var hoverTimeout;var click_func=function(e){var el=e.target;while(el.tagName!=="TR"){el=el.parentNode}var dst=e.target.getElementsByTagName("a");if(dst.length<1){return}dst=dst[0];if(window.location.pathname===dst.pathname){addClass(document.getElementById("search"),"hidden");removeClass(main,"hidden");document.location.href=dst.href}};var mouseover_func=function(e){var 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