requirebin sketch

index.js

var EventEmitter = require("events").EventEmitter;

function PathEmitter() {
  window.addEventListener('popstate', this._emitNavigate.bind(this));  
  EventEmitter.call(this);
}

PathEmitter.prototype = new EventEmitter();

PathEmitter.prototype._emitNavigate = function _emitNavigate() {
  var loc = document.location;
  this.emit('navigate', loc.pathname+loc.search);
}

PathEmitter.prototype.go = function go(newLocation) {
  window.history.pushState(null, null, newLocation);  
  var loc = document.location;
  this.emit('navigate', loc.pathname+loc.search);
}


//--- DEMO

var path = new PathEmitter();
var $ = require("jquery");
var $button = $("<button>Navigate to /foo</button>").on('click', function() {
	path.go("/foo");
}).appendTo("body");

$status = $('<div></div>').appendTo("body");

path.on('navigate', function(newPath) {
	$status.html("You are on "+newPath);
})

// Trigger initial update
path.go(document.location.pathname)

minified.js

require=function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s}({events:[function(require,module,exports){function EventEmitter(){this._events=this._events||{};this._maxListeners=this._maxListeners||undefined}module.exports=EventEmitter;EventEmitter.EventEmitter=EventEmitter;EventEmitter.prototype._events=undefined;EventEmitter.prototype._maxListeners=undefined;EventEmitter.defaultMaxListeners=10;EventEmitter.prototype.setMaxListeners=function(n){if(!isNumber(n)||n<0||isNaN(n))throw TypeError("n must be a positive number");this._maxListeners=n;return this};EventEmitter.prototype.emit=function(type){var er,handler,len,args,i,listeners;if(!this._events)this._events={};if(type==="error"){if(!this._events.error||isObject(this._events.error)&&!this._events.error.length){er=arguments[1];if(er instanceof Error){throw er}throw TypeError('Uncaught, unspecified "error" event.')}}handler=this._events[type];if(isUndefined(handler))return false;if(isFunction(handler)){switch(arguments.length){case 1:handler.call(this);break;case 2:handler.call(this,arguments[1]);break;case 3:handler.call(this,arguments[1],arguments[2]);break;default:len=arguments.length;args=new Array(len-1);for(i=1;i<len;i++)args[i-1]=arguments[i];handler.apply(this,args)}}else if(isObject(handler)){len=arguments.length;args=new Array(len-1);for(i=1;i<len;i++)args[i-1]=arguments[i];listeners=handler.slice();len=listeners.length;for(i=0;i<len;i++)listeners[i].apply(this,args)}return true};EventEmitter.prototype.addListener=function(type,listener){var m;if(!isFunction(listener))throw TypeError("listener must be a function");if(!this._events)this._events={};if(this._events.newListener)this.emit("newListener",type,isFunction(listener.listener)?listener.listener:listener);if(!this._events[type])this._events[type]=listener;else if(isObject(this._events[type]))this._events[type].push(listener);else this._events[type]=[this._events[type],listener];if(isObject(this._events[type])&&!this._events[type].warned){var m;if(!isUndefined(this._maxListeners)){m=this._maxListeners}else{m=EventEmitter.defaultMaxListeners}if(m&&m>0&&this._events[type].length>m){this._events[type].warned=true;console.error("(node) warning: possible EventEmitter memory "+"leak detected. %d listeners added. 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results}if(!seed&&documentIsHTML){if(nodeType!==11&&(match=rquickExpr.exec(selector))){if(m=match[1]){if(nodeType===9){elem=context.getElementById(m);if(elem&&elem.parentNode){if(elem.id===m){results.push(elem);return results}}else{return results}}else{if(context.ownerDocument&&(elem=context.ownerDocument.getElementById(m))&&contains(context,elem)&&elem.id===m){results.push(elem);return results}}}else if(match[2]){push.apply(results,context.getElementsByTagName(selector));return results}else if((m=match[3])&&support.getElementsByClassName){push.apply(results,context.getElementsByClassName(m));return results}}if(support.qsa&&(!rbuggyQSA||!rbuggyQSA.test(selector))){nid=old=expando;newContext=context;newSelector=nodeType!==1&&selector;if(nodeType===1&&context.nodeName.toLowerCase()!=="object"){groups=tokenize(selector);if(old=context.getAttribute("id")){nid=old.replace(rescape,"\\$&")}else{context.setAttribute("id",nid)}nid="[id='"+nid+"'] 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cur=b&&a,diff=cur&&a.nodeType===1&&b.nodeType===1&&(~b.sourceIndex||MAX_NEGATIVE)-(~a.sourceIndex||MAX_NEGATIVE);if(diff){return diff}if(cur){while(cur=cur.nextSibling){if(cur===b){return-1}}}return a?1:-1}function createInputPseudo(type){return function(elem){var name=elem.nodeName.toLowerCase();return name==="input"&&elem.type===type}}function createButtonPseudo(type){return function(elem){var name=elem.nodeName.toLowerCase();return(name==="input"||name==="button")&&elem.type===type}}function createPositionalPseudo(fn){return markFunction(function(argument){argument=+argument;return markFunction(function(seed,matches){var j,matchIndexes=fn([],seed.length,argument),i=matchIndexes.length;while(i--){if(seed[j=matchIndexes[i]]){seed[j]=!(matches[j]=seed[j])}}})})}function testContext(context){return context&&typeof context.getElementsByTagName!=="undefined"&&context}support=Sizzle.support={};isXML=Sizzle.isXML=function(elem){var documentElement=elem&&(elem.ownerDocument||elem).documentElement;return documentElement?documentElement.nodeName!=="HTML":false};setDocument=Sizzle.setDocument=function(node){var hasCompare,parent,doc=node?node.ownerDocument||node:preferredDoc;if(doc===document||doc.nodeType!==9||!doc.documentElement){return document}document=doc;docElem=doc.documentElement;parent=doc.defaultView;if(parent&&parent!==parent.top){if(parent.addEventListener){parent.addEventListener("unload",unloadHandler,false)}else if(parent.attachEvent){parent.attachEvent("onunload",unloadHandler)}}documentIsHTML=!isXML(doc);support.attributes=assert(function(div){div.className="i";return!div.getAttribute("className")});support.getElementsByTagName=assert(function(div){div.appendChild(doc.createComment(""));return!div.getElementsByTagName("*").length});support.getElementsByClassName=rnative.test(doc.getElementsByClassName);support.getById=assert(function(div){docElem.appendChild(div).id=expando;return!doc.getElementsByName||!doc.getElementsByName(expando).length});if(support.getById){Expr.find["ID"]=function(id,context){if(typeof context.getElementById!=="undefined"&&documentIsHTML){var m=context.getElementById(id);return m&&m.parentNode?[m]:[]}};Expr.filter["ID"]=function(id){var attrId=id.replace(runescape,funescape);return function(elem){return elem.getAttribute("id")===attrId}}}else{delete Expr.find["ID"];Expr.filter["ID"]=function(id){var attrId=id.replace(runescape,funescape);return function(elem){var 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input=doc.createElement("input");input.setAttribute("type","hidden");div.appendChild(input).setAttribute("name","D");if(div.querySelectorAll("[name=d]").length){rbuggyQSA.push("name"+whitespace+"*[*^$|!~]?=")}if(!div.querySelectorAll(":enabled").length){rbuggyQSA.push(":enabled",":disabled")}div.querySelectorAll("*,:x");rbuggyQSA.push(",.*:")})}if(support.matchesSelector=rnative.test(matches=docElem.matches||docElem.webkitMatchesSelector||docElem.mozMatchesSelector||docElem.oMatchesSelector||docElem.msMatchesSelector)){assert(function(div){support.disconnectedMatch=matches.call(div,"div");matches.call(div,"[s!='']:x");rbuggyMatches.push("!=",pseudos)})}rbuggyQSA=rbuggyQSA.length&&new RegExp(rbuggyQSA.join("|"));rbuggyMatches=rbuggyMatches.length&&new RegExp(rbuggyMatches.join("|"));hasCompare=rnative.test(docElem.compareDocumentPosition);contains=hasCompare||rnative.test(docElem.contains)?function(a,b){var adown=a.nodeType===9?a.documentElement:a,bup=b&&b.parentNode;return a===bup||!!(bup&&bup.nodeType===1&&(adown.contains?adown.contains(bup):a.compareDocumentPosition&&a.compareDocumentPosition(bup)&16))}:function(a,b){if(b){while(b=b.parentNode){if(b===a){return true}}}return false};sortOrder=hasCompare?function(a,b){if(a===b){hasDuplicate=true;return 0}var compare=!a.compareDocumentPosition-!b.compareDocumentPosition;if(compare){return compare}compare=(a.ownerDocument||a)===(b.ownerDocument||b)?a.compareDocumentPosition(b):1;if(compare&1||!support.sortDetached&&b.compareDocumentPosition(a)===compare){if(a===doc||a.ownerDocument===preferredDoc&&contains(preferredDoc,a)){return-1}if(b===doc||b.ownerDocument===preferredDoc&&contains(preferredDoc,b)){return 1}return sortInput?indexOf(sortInput,a)-indexOf(sortInput,b):0}return compare&4?-1:1}:function(a,b){if(a===b){hasDuplicate=true;return 0}var cur,i=0,aup=a.parentNode,bup=b.parentNode,ap=[a],bp=[b];if(!aup||!bup){return a===doc?-1:b===doc?1:aup?-1:bup?1:sortInput?indexOf(sortInput,a)-indexOf(sortInput,b):0}else if(aup===bup){return siblingCheck(a,b)}cur=a;while(cur=cur.parentNode){ap.unshift(cur)}cur=b;while(cur=cur.parentNode){bp.unshift(cur)}while(ap[i]===bp[i]){i++}return i?siblingCheck(ap[i],bp[i]):ap[i]===preferredDoc?-1:bp[i]===preferredDoc?1:0};return doc};Sizzle.matches=function(expr,elements){return Sizzle(expr,null,null,elements)};Sizzle.matchesSelector=function(elem,expr){if((elem.ownerDocument||elem)!==document){setDocument(elem)}expr=expr.replace(rattributeQuotes,"='$1']");if(support.matchesSelector&&documentIsHTML&&(!rbuggyMatches||!rbuggyMatches.test(expr))&&(!rbuggyQSA||!rbuggyQSA.test(expr))){try{var ret=matches.call(elem,expr);if(ret||support.disconnectedMatch||elem.document&&elem.document.nodeType!==11){return ret}}catch(e){}}return Sizzle(expr,document,null,[elem]).length>0};Sizzle.contains=function(context,elem){if((context.ownerDocument||context)!==document){setDocument(context)}return contains(context,elem)};Sizzle.attr=function(elem,name){if((elem.ownerDocument||elem)!==document){setDocument(elem)}var fn=Expr.attrHandle[name.toLowerCase()],val=fn&&hasOwn.call(Expr.attrHandle,name.toLowerCase())?fn(elem,name,!documentIsHTML):undefined;return val!==undefined?val:support.attributes||!documentIsHTML?elem.getAttribute(name):(val=elem.getAttributeNode(name))&&val.specified?val.value:null};Sizzle.error=function(msg){throw new Error("Syntax error, unrecognized expression: "+msg)};Sizzle.uniqueSort=function(results){var elem,duplicates=[],j=0,i=0;hasDuplicate=!support.detectDuplicates;sortInput=!support.sortStable&&results.slice(0);results.sort(sortOrder);if(hasDuplicate){while(elem=results[i++]){if(elem===results[i]){j=duplicates.push(i)}}while(j--){results.splice(duplicates[j],1)}}sortInput=null;return results};getText=Sizzle.getText=function(elem){var node,ret="",i=0,nodeType=elem.nodeType;if(!nodeType){while(node=elem[i++]){ret+=getText(node)}}else if(nodeType===1||nodeType===9||nodeType===11){if(typeof elem.textContent==="string"){return elem.textContent}else{for(elem=elem.firstChild;elem;elem=elem.nextSibling){ret+=getText(elem)}}}else if(nodeType===3||nodeType===4){return elem.nodeValue}return ret};Expr=Sizzle.selectors={cacheLength:50,createPseudo:markFunction,match:matchExpr,attrHandle:{},find:{},relative:{">":{dir:"parentNode",first:true}," ":{dir:"parentNode"},"+":{dir:"previousSibling",first:true},"~":{dir:"previousSibling"}},preFilter:{ATTR:function(match){match[1]=match[1].replace(runescape,funescape);match[3]=(match[3]||match[4]||match[5]||"").replace(runescape,funescape);if(match[2]==="~="){match[3]=" "+match[3]+" "}return match.slice(0,4)},CHILD:function(match){match[1]=match[1].toLowerCase();if(match[1].slice(0,3)==="nth"){if(!match[3]){Sizzle.error(match[0])}match[4]=+(match[4]?match[5]+(match[6]||1):2*(match[3]==="even"||match[3]==="odd"));match[5]=+(match[7]+match[8]||match[3]==="odd")}else if(match[3]){Sizzle.error(match[0])}return match},PSEUDO:function(match){var excess,unquoted=!match[6]&&match[2];if(matchExpr["CHILD"].test(match[0])){return null}if(match[3]){match[2]=match[4]||match[5]||""}else if(unquoted&&rpseudo.test(unquoted)&&(excess=tokenize(unquoted,true))&&(excess=unquoted.indexOf(")",unquoted.length-excess)-unquoted.length)){match[0]=match[0].slice(0,excess);match[2]=unquoted.slice(0,excess)}return match.slice(0,3)}},filter:{TAG:function(nodeNameSelector){var nodeName=nodeNameSelector.replace(runescape,funescape).toLowerCase();return nodeNameSelector==="*"?function(){return true}:function(elem){return elem.nodeName&&elem.nodeName.toLowerCase()===nodeName}},CLASS:function(className){var pattern=classCache[className+" "];return pattern||(pattern=new RegExp("(^|"+whitespace+")"+className+"("+whitespace+"|$)"))&&classCache(className,function(elem){return pattern.test(typeof elem.className==="string"&&elem.className||typeof elem.getAttribute!=="undefined"&&elem.getAttribute("class")||"")})},ATTR:function(name,operator,check){return function(elem){var result=Sizzle.attr(elem,name);if(result==null){return operator==="!="}if(!operator){return true}result+="";return operator==="="?result===check:operator==="!="?result!==check:operator==="^="?check&&result.indexOf(check)===0:operator==="*="?check&&result.indexOf(check)>-1:operator==="$="?check&&result.slice(-check.length)===check:operator==="~="?(" "+result.replace(rwhitespace," ")+" ").indexOf(check)>-1:operator==="|="?result===check||result.slice(0,check.length+1)===check+"-":false}},CHILD:function(type,what,argument,first,last){var simple=type.slice(0,3)!=="nth",forward=type.slice(-4)!=="last",ofType=what==="of-type";return first===1&&last===0?function(elem){return!!elem.parentNode}:function(elem,context,xml){var cache,outerCache,node,diff,nodeIndex,start,dir=simple!==forward?"nextSibling":"previousSibling",parent=elem.parentNode,name=ofType&&elem.nodeName.toLowerCase(),useCache=!xml&&!ofType;if(parent){if(simple){while(dir){node=elem;while(node=node[dir]){if(ofType?node.nodeName.toLowerCase()===name:node.nodeType===1){return false}}start=dir=type==="only"&&!start&&"nextSibling"}return true}start=[forward?parent.firstChild:parent.lastChild];if(forward&&useCache){outerCache=parent[expando]||(parent[expando]={});cache=outerCache[type]||[];nodeIndex=cache[0]===dirruns&&cache[1];diff=cache[0]===dirruns&&cache[2];node=nodeIndex&&parent.childNodes[nodeIndex];while(node=++nodeIndex&&node&&node[dir]||(diff=nodeIndex=0)||start.pop()){if(node.nodeType===1&&++diff&&node===elem){outerCache[type]=[dirruns,nodeIndex,diff];break}}}else if(useCache&&(cache=(elem[expando]||(elem[expando]={}))[type])&&cache[0]===dirruns){diff=cache[1]}else{while(node=++nodeIndex&&node&&node[dir]||(diff=nodeIndex=0)||start.pop()){if((ofType?node.nodeName.toLowerCase()===name:node.nodeType===1)&&++diff){if(useCache){(node[expando]||(node[expando]={}))[type]=[dirruns,diff]}if(node===elem){break}}}}diff-=last;return diff===first||diff%first===0&&diff/first>=0}}},PSEUDO:function(pseudo,argument){var args,fn=Expr.pseudos[pseudo]||Expr.setFilters[pseudo.toLowerCase()]||Sizzle.error("unsupported pseudo: "+pseudo);if(fn[expando]){return fn(argument)}if(fn.length>1){args=[pseudo,pseudo,"",argument];return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase())?markFunction(function(seed,matches){var idx,matched=fn(seed,argument),i=matched.length;while(i--){idx=indexOf(seed,matched[i]);seed[idx]=!(matches[idx]=matched[i])}}):function(elem){return fn(elem,0,args)}}return fn}},pseudos:{not:markFunction(function(selector){var input=[],results=[],matcher=compile(selector.replace(rtrim,"$1"));return matcher[expando]?markFunction(function(seed,matches,context,xml){var elem,unmatched=matcher(seed,null,xml,[]),i=seed.length;while(i--){if(elem=unmatched[i]){seed[i]=!(matches[i]=elem)}}}):function(elem,context,xml){input[0]=elem;matcher(input,null,xml,results);input[0]=null;return!results.pop()}}),has:markFunction(function(selector){return function(elem){return Sizzle(selector,elem).length>0}}),contains:markFunction(function(text){text=text.replace(runescape,funescape);return function(elem){return(elem.textContent||elem.innerText||getText(elem)).indexOf(text)>-1}}),lang:markFunction(function(lang){if(!ridentifier.test(lang||"")){Sizzle.error("unsupported lang: "+lang)}lang=lang.replace(runescape,funescape).toLowerCase();return function(elem){var elemLang;do{if(elemLang=documentIsHTML?elem.lang:elem.getAttribute("xml:lang")||elem.getAttribute("lang")){elemLang=elemLang.toLowerCase();return elemLang===lang||elemLang.indexOf(lang+"-")===0}}while((elem=elem.parentNode)&&elem.nodeType===1);return false}}),target:function(elem){var hash=window.location&&window.location.hash;return hash&&hash.slice(1)===elem.id},root:function(elem){return elem===docElem},focus:function(elem){return elem===document.activeElement&&(!document.hasFocus||document.hasFocus())&&!!(elem.type||elem.href||~elem.tabIndex)},enabled:function(elem){return elem.disabled===false},disabled:function(elem){return elem.disabled===true},checked:function(elem){var nodeName=elem.nodeName.toLowerCase();return nodeName==="input"&&!!elem.checked||nodeName==="option"&&!!elem.selected},selected:function(elem){if(elem.parentNode){elem.parentNode.selectedIndex}return elem.selected===true},empty:function(elem){for(elem=elem.firstChild;elem;elem=elem.nextSibling){if(elem.nodeType<6){return false}}return true},parent:function(elem){return!Expr.pseudos["empty"](elem)},header:function(elem){return rheader.test(elem.nodeName)},input:function(elem){return rinputs.test(elem.nodeName)},button:function(elem){var name=elem.nodeName.toLowerCase();return name==="input"&&elem.type==="button"||name==="button"},text:function(elem){var attr;return elem.nodeName.toLowerCase()==="input"&&elem.type==="text"&&((attr=elem.getAttribute("type"))==null||attr.toLowerCase()==="text")},first:createPositionalPseudo(function(){return[0]}),last:createPositionalPseudo(function(matchIndexes,length){return[length-1]}),eq:createPositionalPseudo(function(matchIndexes,length,argument){return[argument<0?argument+length:argument]}),even:createPositionalPseudo(function(matchIndexes,length){var i=0;for(;i<length;i+=2){matchIndexes.push(i)
}return matchIndexes}),odd:createPositionalPseudo(function(matchIndexes,length){var i=1;for(;i<length;i+=2){matchIndexes.push(i)}return matchIndexes}),lt:createPositionalPseudo(function(matchIndexes,length,argument){var i=argument<0?argument+length:argument;for(;--i>=0;){matchIndexes.push(i)}return matchIndexes}),gt:createPositionalPseudo(function(matchIndexes,length,argument){var i=argument<0?argument+length:argument;for(;++i<length;){matchIndexes.push(i)}return matchIndexes})}};Expr.pseudos["nth"]=Expr.pseudos["eq"];for(i in{radio:true,checkbox:true,file:true,password:true,image:true}){Expr.pseudos[i]=createInputPseudo(i)}for(i in{submit:true,reset:true}){Expr.pseudos[i]=createButtonPseudo(i)}function setFilters(){}setFilters.prototype=Expr.filters=Expr.pseudos;Expr.setFilters=new setFilters;tokenize=Sizzle.tokenize=function(selector,parseOnly){var matched,match,tokens,type,soFar,groups,preFilters,cached=tokenCache[selector+" "];if(cached){return parseOnly?0:cached.slice(0)}soFar=selector;groups=[];preFilters=Expr.preFilter;while(soFar){if(!matched||(match=rcomma.exec(soFar))){if(match){soFar=soFar.slice(match[0].length)||soFar}groups.push(tokens=[])}matched=false;if(match=rcombinators.exec(soFar)){matched=match.shift();tokens.push({value:matched,type:match[0].replace(rtrim," ")});soFar=soFar.slice(matched.length)}for(type in Expr.filter){if((match=matchExpr[type].exec(soFar))&&(!preFilters[type]||(match=preFilters[type](match)))){matched=match.shift();tokens.push({value:matched,type:type,matches:match});soFar=soFar.slice(matched.length)}}if(!matched){break}}return parseOnly?soFar.length:soFar?Sizzle.error(selector):tokenCache(selector,groups).slice(0)};function toSelector(tokens){var i=0,len=tokens.length,selector="";for(;i<len;i++){selector+=tokens[i].value}return selector}function addCombinator(matcher,combinator,base){var dir=combinator.dir,checkNonElements=base&&dir==="parentNode",doneName=done++;return combinator.first?function(elem,context,xml){while(elem=elem[dir]){if(elem.nodeType===1||checkNonElements){return matcher(elem,context,xml)}}}:function(elem,context,xml){var oldCache,outerCache,newCache=[dirruns,doneName];if(xml){while(elem=elem[dir]){if(elem.nodeType===1||checkNonElements){if(matcher(elem,context,xml)){return true}}}}else{while(elem=elem[dir]){if(elem.nodeType===1||checkNonElements){outerCache=elem[expando]||(elem[expando]={});if((oldCache=outerCache[dir])&&oldCache[0]===dirruns&&oldCache[1]===doneName){return newCache[2]=oldCache[2]}else{outerCache[dir]=newCache;if(newCache[2]=matcher(elem,context,xml)){return true}}}}}}}function elementMatcher(matchers){return matchers.length>1?function(elem,context,xml){var i=matchers.length;while(i--){if(!matchers[i](elem,context,xml)){return false}}return true}:matchers[0]}function multipleContexts(selector,contexts,results){var i=0,len=contexts.length;for(;i<len;i++){Sizzle(selector,contexts[i],results)}return results}function condense(unmatched,map,filter,context,xml){var elem,newUnmatched=[],i=0,len=unmatched.length,mapped=map!=null;for(;i<len;i++){if(elem=unmatched[i]){if(!filter||filter(elem,context,xml)){newUnmatched.push(elem);if(mapped){map.push(i)}}}}return newUnmatched}function setMatcher(preFilter,selector,matcher,postFilter,postFinder,postSelector){if(postFilter&&!postFilter[expando]){postFilter=setMatcher(postFilter)}if(postFinder&&!postFinder[expando]){postFinder=setMatcher(postFinder,postSelector)}return markFunction(function(seed,results,context,xml){var temp,i,elem,preMap=[],postMap=[],preexisting=results.length,elems=seed||multipleContexts(selector||"*",context.nodeType?[context]:context,[]),matcherIn=preFilter&&(seed||!selector)?condense(elems,preMap,preFilter,context,xml):elems,matcherOut=matcher?postFinder||(seed?preFilter:preexisting||postFilter)?[]:results:matcherIn;if(matcher){matcher(matcherIn,matcherOut,context,xml)}if(postFilter){temp=condense(matcherOut,postMap);postFilter(temp,[],context,xml);i=temp.length;while(i--){if(elem=temp[i]){matcherOut[postMap[i]]=!(matcherIn[postMap[i]]=elem)}}}if(seed){if(postFinder||preFilter){if(postFinder){temp=[];i=matcherOut.length;while(i--){if(elem=matcherOut[i]){temp.push(matcherIn[i]=elem)}}postFinder(null,matcherOut=[],temp,xml)}i=matcherOut.length;while(i--){if((elem=matcherOut[i])&&(temp=postFinder?indexOf(seed,elem):preMap[i])>-1){seed[temp]=!(results[temp]=elem)}}}}else{matcherOut=condense(matcherOut===results?matcherOut.splice(preexisting,matcherOut.length):matcherOut);if(postFinder){postFinder(null,results,matcherOut,xml)}else{push.apply(results,matcherOut)}}})}function matcherFromTokens(tokens){var checkContext,matcher,j,len=tokens.length,leadingRelative=Expr.relative[tokens[0].type],implicitRelative=leadingRelative||Expr.relative[" "],i=leadingRelative?1:0,matchContext=addCombinator(function(elem){return elem===checkContext},implicitRelative,true),matchAnyContext=addCombinator(function(elem){return indexOf(checkContext,elem)>-1},implicitRelative,true),matchers=[function(elem,context,xml){var ret=!leadingRelative&&(xml||context!==outermostContext)||((checkContext=context).nodeType?matchContext(elem,context,xml):matchAnyContext(elem,context,xml));checkContext=null;return ret}];for(;i<len;i++){if(matcher=Expr.relative[tokens[i].type]){matchers=[addCombinator(elementMatcher(matchers),matcher)]}else{matcher=Expr.filter[tokens[i].type].apply(null,tokens[i].matches);if(matcher[expando]){j=++i;for(;j<len;j++){if(Expr.relative[tokens[j].type]){break}}return setMatcher(i>1&&elementMatcher(matchers),i>1&&toSelector(tokens.slice(0,i-1).concat({value:tokens[i-2].type===" "?"*":""})).replace(rtrim,"$1"),matcher,i<j&&matcherFromTokens(tokens.slice(i,j)),j<len&&matcherFromTokens(tokens=tokens.slice(j)),j<len&&toSelector(tokens))}matchers.push(matcher)}}return elementMatcher(matchers)}function matcherFromGroupMatchers(elementMatchers,setMatchers){var bySet=setMatchers.length>0,byElement=elementMatchers.length>0,superMatcher=function(seed,context,xml,results,outermost){var elem,j,matcher,matchedCount=0,i="0",unmatched=seed&&[],setMatched=[],contextBackup=outermostContext,elems=seed||byElement&&Expr.find["TAG"]("*",outermost),dirrunsUnique=dirruns+=contextBackup==null?1:Math.random()||.1,len=elems.length;if(outermost){outermostContext=context!==document&&context}for(;i!==len&&(elem=elems[i])!=null;i++){if(byElement&&elem){j=0;while(matcher=elementMatchers[j++]){if(matcher(elem,context,xml)){results.push(elem);break}}if(outermost){dirruns=dirrunsUnique}}if(bySet){if(elem=!matcher&&elem){matchedCount--}if(seed){unmatched.push(elem)}}}matchedCount+=i;if(bySet&&i!==matchedCount){j=0;while(matcher=setMatchers[j++]){matcher(unmatched,setMatched,context,xml)}if(seed){if(matchedCount>0){while(i--){if(!(unmatched[i]||setMatched[i])){setMatched[i]=pop.call(results)}}}setMatched=condense(setMatched)}push.apply(results,setMatched);if(outermost&&!seed&&setMatched.length>0&&matchedCount+setMatchers.length>1){Sizzle.uniqueSort(results)}}if(outermost){dirruns=dirrunsUnique;outermostContext=contextBackup}return unmatched};return bySet?markFunction(superMatcher):superMatcher}compile=Sizzle.compile=function(selector,match){var i,setMatchers=[],elementMatchers=[],cached=compilerCache[selector+" "];if(!cached){if(!match){match=tokenize(selector)}i=match.length;while(i--){cached=matcherFromTokens(match[i]);if(cached[expando]){setMatchers.push(cached)}else{elementMatchers.push(cached)}}cached=compilerCache(selector,matcherFromGroupMatchers(elementMatchers,setMatchers));cached.selector=selector}return cached};select=Sizzle.select=function(selector,context,results,seed){var i,tokens,token,type,find,compiled=typeof selector==="function"&&selector,match=!seed&&tokenize(selector=compiled.selector||selector);results=results||[];if(match.length===1){tokens=match[0]=match[0].slice(0);if(tokens.length>2&&(token=tokens[0]).type==="ID"&&support.getById&&context.nodeType===9&&documentIsHTML&&Expr.relative[tokens[1].type]){context=(Expr.find["ID"](token.matches[0].replace(runescape,funescape),context)||[])[0];if(!context){return results}else if(compiled){context=context.parentNode}selector=selector.slice(tokens.shift().value.length)}i=matchExpr["needsContext"].test(selector)?0:tokens.length;while(i--){token=tokens[i];if(Expr.relative[type=token.type]){break}if(find=Expr.find[type]){if(seed=find(token.matches[0].replace(runescape,funescape),rsibling.test(tokens[0].type)&&testContext(context.parentNode)||context)){tokens.splice(i,1);selector=seed.length&&toSelector(tokens);if(!selector){push.apply(results,seed);return results}break}}}}(compiled||compile(selector,match))(seed,context,!documentIsHTML,results,rsibling.test(selector)&&testContext(context.parentNode)||context);return results};support.sortStable=expando.split("").sort(sortOrder).join("")===expando;support.detectDuplicates=!!hasDuplicate;setDocument();support.sortDetached=assert(function(div1){return div1.compareDocumentPosition(document.createElement("div"))&1});if(!assert(function(div){div.innerHTML="<a href='#'></a>";return div.firstChild.getAttribute("href")==="#"})){addHandle("type|href|height|width",function(elem,name,isXML){if(!isXML){return elem.getAttribute(name,name.toLowerCase()==="type"?1:2)}})}if(!support.attributes||!assert(function(div){div.innerHTML="<input/>";div.firstChild.setAttribute("value","");return div.firstChild.getAttribute("value")===""})){addHandle("value",function(elem,name,isXML){if(!isXML&&elem.nodeName.toLowerCase()==="input"){return elem.defaultValue}})}if(!assert(function(div){return div.getAttribute("disabled")==null})){addHandle(booleans,function(elem,name,isXML){var val;if(!isXML){return elem[name]===true?name.toLowerCase():(val=elem.getAttributeNode(name))&&val.specified?val.value:null}})}return Sizzle}(window);jQuery.find=Sizzle;jQuery.expr=Sizzle.selectors;jQuery.expr[":"]=jQuery.expr.pseudos;jQuery.unique=Sizzle.uniqueSort;jQuery.text=Sizzle.getText;jQuery.isXMLDoc=Sizzle.isXML;jQuery.contains=Sizzle.contains;var rneedsContext=jQuery.expr.match.needsContext;var rsingleTag=/^<(\w+)\s*\/?>(?:<\/\1>|)$/;var risSimple=/^.[^:#\[\.,]*$/;function winnow(elements,qualifier,not){if(jQuery.isFunction(qualifier)){return jQuery.grep(elements,function(elem,i){return!!qualifier.call(elem,i,elem)!==not})}if(qualifier.nodeType){return jQuery.grep(elements,function(elem){return elem===qualifier!==not})}if(typeof qualifier==="string"){if(risSimple.test(qualifier)){return jQuery.filter(qualifier,elements,not)}qualifier=jQuery.filter(qualifier,elements)}return 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extra===true||jQuery.isNumeric(num)?num||0:val}return val}});jQuery.each(["height","width"],function(i,name){jQuery.cssHooks[name]={get:function(elem,computed,extra){if(computed){return rdisplayswap.test(jQuery.css(elem,"display"))&&elem.offsetWidth===0?jQuery.swap(elem,cssShow,function(){return getWidthOrHeight(elem,name,extra)}):getWidthOrHeight(elem,name,extra)}},set:function(elem,value,extra){var styles=extra&&getStyles(elem);return setPositiveNumber(elem,value,extra?augmentWidthOrHeight(elem,name,extra,jQuery.css(elem,"boxSizing",false,styles)==="border-box",styles):0)}}});jQuery.cssHooks.marginRight=addGetHookIf(support.reliableMarginRight,function(elem,computed){if(computed){return jQuery.swap(elem,{display:"inline-block"},curCSS,[elem,"marginRight"])}});jQuery.each({margin:"",padding:"",border:"Width"},function(prefix,suffix){jQuery.cssHooks[prefix+suffix]={expand:function(value){var i=0,expanded={},parts=typeof value==="string"?value.split(" 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index,name,easing,value,hooks;for(index in props){name=jQuery.camelCase(index);easing=specialEasing[name];value=props[index];if(jQuery.isArray(value)){easing=value[1];value=props[index]=value[0]}if(index!==name){props[name]=value;delete props[index]}hooks=jQuery.cssHooks[name];if(hooks&&"expand"in hooks){value=hooks.expand(value);delete props[name];for(index in value){if(!(index in props)){props[index]=value[index];specialEasing[index]=easing}}}else{specialEasing[name]=easing}}}function Animation(elem,properties,options){var result,stopped,index=0,length=animationPrefilters.length,deferred=jQuery.Deferred().always(function(){delete tick.elem}),tick=function(){if(stopped){return false}var currentTime=fxNow||createFxNow(),remaining=Math.max(0,animation.startTime+animation.duration-currentTime),temp=remaining/animation.duration||0,percent=1-temp,index=0,length=animation.tweens.length;for(;index<length;index++){animation.tweens[index].run(percent)}deferred.notifyWith(elem,[animation,percent,remaining]);if(percent<1&&length){return remaining}else{deferred.resolveWith(elem,[animation]);return false}},animation=deferred.promise({elem:elem,props:jQuery.extend({},properties),opts:jQuery.extend(true,{specialEasing:{}},options),originalProperties:properties,originalOptions:options,startTime:fxNow||createFxNow(),duration:options.duration,tweens:[],createTween:function(prop,end){var tween=jQuery.Tween(elem,animation.opts,prop,end,animation.opts.specialEasing[prop]||animation.opts.easing);animation.tweens.push(tween);return tween},stop:function(gotoEnd){var index=0,length=gotoEnd?animation.tweens.length:0;if(stopped){return 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prop,index=0,length=props.length;for(;index<length;index++){prop=props[index];tweeners[prop]=tweeners[prop]||[];tweeners[prop].unshift(callback)}},prefilter:function(callback,prepend){if(prepend){animationPrefilters.unshift(callback)}else{animationPrefilters.push(callback)}}});jQuery.speed=function(speed,easing,fn){var opt=speed&&typeof speed==="object"?jQuery.extend({},speed):{complete:fn||!fn&&easing||jQuery.isFunction(speed)&&speed,duration:speed,easing:fn&&easing||easing&&!jQuery.isFunction(easing)&&easing};opt.duration=jQuery.fx.off?0:typeof opt.duration==="number"?opt.duration:opt.duration in jQuery.fx.speeds?jQuery.fx.speeds[opt.duration]:jQuery.fx.speeds._default;if(opt.queue==null||opt.queue===true){opt.queue="fx"}opt.old=opt.complete;opt.complete=function(){if(jQuery.isFunction(opt.old)){opt.old.call(this)}if(opt.queue){jQuery.dequeue(this,opt.queue)}};return opt};jQuery.fn.extend({fadeTo:function(speed,to,easing,callback){return 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cssFn=jQuery.fn[name];jQuery.fn[name]=function(speed,easing,callback){return speed==null||typeof speed==="boolean"?cssFn.apply(this,arguments):this.animate(genFx(name,true),speed,easing,callback)}});jQuery.each({slideDown:genFx("show"),slideUp:genFx("hide"),slideToggle:genFx("toggle"),fadeIn:{opacity:"show"},fadeOut:{opacity:"hide"},fadeToggle:{opacity:"toggle"}},function(name,props){jQuery.fn[name]=function(speed,easing,callback){return this.animate(props,speed,easing,callback)}});jQuery.timers=[];jQuery.fx.tick=function(){var timer,i=0,timers=jQuery.timers;fxNow=jQuery.now();for(;i<timers.length;i++){timer=timers[i];if(!timer()&&timers[i]===timer){timers.splice(i--,1)}}if(!timers.length){jQuery.fx.stop()}fxNow=undefined};jQuery.fx.timer=function(timer){jQuery.timers.push(timer);if(timer()){jQuery.fx.start()}else{jQuery.timers.pop()}};jQuery.fx.interval=13;jQuery.fx.start=function(){if(!timerId){timerId=setInterval(jQuery.fx.tick,jQuery.fx.interval)}};jQuery.fx.stop=function(){clearInterval(timerId);timerId=null};jQuery.fx.speeds={slow:600,fast:200,_default:400};jQuery.fn.delay=function(time,type){time=jQuery.fx?jQuery.fx.speeds[time]||time:time;type=type||"fx";return this.queue(type,function(next,hooks){var timeout=setTimeout(next,time);hooks.stop=function(){clearTimeout(timeout)}})};(function(){var input=document.createElement("input"),select=document.createElement("select"),opt=select.appendChild(document.createElement("option"));input.type="checkbox";support.checkOn=input.value!=="";support.optSelected=opt.selected;select.disabled=true;support.optDisabled=!opt.disabled;input=document.createElement("input");input.value="t";input.type="radio";support.radioValue=input.value==="t"})();var nodeHook,boolHook,attrHandle=jQuery.expr.attrHandle;jQuery.fn.extend({attr:function(name,value){return access(this,jQuery.attr,name,value,arguments.length>1)},removeAttr:function(name){return this.each(function(){jQuery.removeAttr(this,name)})}});jQuery.extend({attr:function(elem,name,value){var hooks,ret,nType=elem.nodeType;if(!elem||nType===3||nType===8||nType===2){return}if(typeof elem.getAttribute===strundefined){return 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ret,hooks,notxml,nType=elem.nodeType;if(!elem||nType===3||nType===8||nType===2){return}notxml=nType!==1||!jQuery.isXMLDoc(elem);if(notxml){name=jQuery.propFix[name]||name;hooks=jQuery.propHooks[name]}if(value!==undefined){return hooks&&"set"in hooks&&(ret=hooks.set(elem,value,name))!==undefined?ret:elem[name]=value}else{return hooks&&"get"in hooks&&(ret=hooks.get(elem,name))!==null?ret:elem[name]}},propHooks:{tabIndex:{get:function(elem){return elem.hasAttribute("tabindex")||rfocusable.test(elem.nodeName)||elem.href?elem.tabIndex:-1}}}});if(!support.optSelected){jQuery.propHooks.selected={get:function(elem){var parent=elem.parentNode;if(parent&&parent.parentNode){parent.parentNode.selectedIndex}return null}}}jQuery.each(["tabIndex","readOnly","maxLength","cellSpacing","cellPadding","rowSpan","colSpan","useMap","frameBorder","contentEditable"],function(){jQuery.propFix[this.toLowerCase()]=this});var rclass=/[\t\r\n\f]/g;jQuery.fn.extend({addClass:function(value){var classes,elem,cur,clazz,j,finalValue,proceed=typeof value==="string"&&value,i=0,len=this.length;if(jQuery.isFunction(value)){return this.each(function(j){jQuery(this).addClass(value.call(this,j,this.className))})}if(proceed){classes=(value||"").match(rnotwhite)||[];for(;i<len;i++){elem=this[i];cur=elem.nodeType===1&&(elem.className?(" "+elem.className+" ").replace(rclass," "):" ");if(cur){j=0;while(clazz=classes[j++]){if(cur.indexOf(" "+clazz+" ")<0){cur+=clazz+" "}}finalValue=jQuery.trim(cur);if(elem.className!==finalValue){elem.className=finalValue}}}}return this},removeClass:function(value){var classes,elem,cur,clazz,j,finalValue,proceed=arguments.length===0||typeof value==="string"&&value,i=0,len=this.length;if(jQuery.isFunction(value)){return this.each(function(j){jQuery(this).removeClass(value.call(this,j,this.className))})}if(proceed){classes=(value||"").match(rnotwhite)||[];for(;i<len;i++){elem=this[i];cur=elem.nodeType===1&&(elem.className?(" "+elem.className+" 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package.json

{
  "name": "requirebin-sketch",
  "version": "1.0.0",
  "dependencies": {
    "jquery": "2.1.3"
  }
}

page-head.html

<style type='text/css'>html, body { margin: 0; padding: 0; border: 0; }
body, html { height: 100%; width: 100%; }</style>

requirebin.md

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