requirebin sketch

index.js

var Immutable = require('immutable');
var h = require('virtual-dom/h');
var diff = require('virtual-dom/diff');
var patch = require('virtual-dom/patch');
var createElement = require('virtual-dom/create-element');

function setShared (e) {
  var state_new = state.set('shared', e.target.value);
  if (state_new !== state) {
  	undoStack.push(state);
  }
  state = state_new;
  console.log (undoStack);
}

var style = {
  display: 'block',
  width: '20%',
  marginBottom: '12px'
};

function undo () {
  state = undoStack.pop();
}
function redo () {
}

// 1: Create a render function
function render(s)  {
    return h('div', {
    }, [
      h('button', {
        onclick: undo
      }, ['Undo']),
      h('button', {
        onclick: redo
      }, ['Redo']),
      h('input', {
        style:style,
        value: s.get('shared'),
        oninput: setShared
    	}),
      h('input', {
        style:style,
        value: s.get('shared'),
        oninput: setShared,
    	}),
      h('span', { style:style }, [ String(s.get('shared')) ])
    ]);
}

// 2: Initialise the shared state
var state = Immutable.Map({shared: ''});

var undoStack = [];
undoStack.push(state);

var tree = render(state);               // Initial tree
var rootNode = createElement(tree);     // Initial root DOM node.
document.body.appendChild(rootNode);

// 3: Wire up the update logic

function mainLoop() {      
      var newTree = render(state);
      var patches = diff(tree, newTree);
      rootNode = patch(rootNode, patches);
      tree = newTree;
  		requestAnimationFrame(mainLoop);
}

mainLoop();

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}({immutable:[function(require,module,exports){(function(global,factory){typeof exports==="object"&&typeof module!=="undefined"?module.exports=factory():typeof define==="function"&&define.amd?define(factory):global.Immutable=factory()})(this,function(){"use strict";var SLICE$0=Array.prototype.slice;function createClass(ctor,superClass){if(superClass){ctor.prototype=Object.create(superClass.prototype)}ctor.prototype.constructor=ctor}var DELETE="delete";var SHIFT=5;var SIZE=1<<SHIFT;var MASK=SIZE-1;var NOT_SET={};var CHANGE_LENGTH={value:false};var DID_ALTER={value:false};function MakeRef(ref){ref.value=false;return ref}function SetRef(ref){ref&&(ref.value=true)}function OwnerID(){}function arrCopy(arr,offset){offset=offset||0;var len=Math.max(0,arr.length-offset);var newArr=new Array(len);for(var ii=0;ii<len;ii++){newArr[ii]=arr[ii+offset]}return newArr}function ensureSize(iter){if(iter.size===undefined){iter.size=iter.__iterate(returnTrue)}return iter.size}function wrapIndex(iter,index){return index>=0?+index:ensureSize(iter)+ +index}function returnTrue(){return true}function wholeSlice(begin,end,size){return(begin===0||size!==undefined&&begin<=-size)&&(end===undefined||size!==undefined&&end>=size)}function resolveBegin(begin,size){return resolveIndex(begin,size,0)}function resolveEnd(end,size){return resolveIndex(end,size,size)}function resolveIndex(index,size,defaultIndex){return index===undefined?defaultIndex:index<0?Math.max(0,size+index):size===undefined?index:Math.min(size,index)}function Iterable(value){return isIterable(value)?value:Seq(value)}createClass(KeyedIterable,Iterable);function KeyedIterable(value){return isKeyed(value)?value:KeyedSeq(value)}createClass(IndexedIterable,Iterable);function IndexedIterable(value){return isIndexed(value)?value:IndexedSeq(value)}createClass(SetIterable,Iterable);function SetIterable(value){return isIterable(value)&&!isAssociative(value)?value:SetSeq(value)}function isIterable(maybeIterable){return!!(maybeIterable&&maybeIterable[IS_ITERABLE_SENTINEL])}function isKeyed(maybeKeyed){return!!(maybeKeyed&&maybeKeyed[IS_KEYED_SENTINEL])}function isIndexed(maybeIndexed){return!!(maybeIndexed&&maybeIndexed[IS_INDEXED_SENTINEL])}function isAssociative(maybeAssociative){return isKeyed(maybeAssociative)||isIndexed(maybeAssociative)}function isOrdered(maybeOrdered){return!!(maybeOrdered&&maybeOrdered[IS_ORDERED_SENTINEL])}Iterable.isIterable=isIterable;Iterable.isKeyed=isKeyed;Iterable.isIndexed=isIndexed;Iterable.isAssociative=isAssociative;Iterable.isOrdered=isOrdered;Iterable.Keyed=KeyedIterable;Iterable.Indexed=IndexedIterable;Iterable.Set=SetIterable;var IS_ITERABLE_SENTINEL="@@__IMMUTABLE_ITERABLE__@@";var IS_KEYED_SENTINEL="@@__IMMUTABLE_KEYED__@@";var IS_INDEXED_SENTINEL="@@__IMMUTABLE_INDEXED__@@";var IS_ORDERED_SENTINEL="@@__IMMUTABLE_ORDERED__@@";var ITERATE_KEYS=0;var ITERATE_VALUES=1;var ITERATE_ENTRIES=2;var REAL_ITERATOR_SYMBOL=typeof Symbol==="function"&&Symbol.iterator;var FAUX_ITERATOR_SYMBOL="@@iterator";var ITERATOR_SYMBOL=REAL_ITERATOR_SYMBOL||FAUX_ITERATOR_SYMBOL;function Iterator(next){this.next=next}Iterator.prototype.toString=function(){return"[Iterator]"};Iterator.KEYS=ITERATE_KEYS;Iterator.VALUES=ITERATE_VALUES;Iterator.ENTRIES=ITERATE_ENTRIES;Iterator.prototype.inspect=Iterator.prototype.toSource=function(){return this.toString()};Iterator.prototype[ITERATOR_SYMBOL]=function(){return this};function iteratorValue(type,k,v,iteratorResult){var value=type===0?k:type===1?v:[k,v];iteratorResult?iteratorResult.value=value:iteratorResult={value:value,done:false};return iteratorResult}function iteratorDone(){return{value:undefined,done:true}}function hasIterator(maybeIterable){return!!getIteratorFn(maybeIterable)}function isIterator(maybeIterator){return maybeIterator&&typeof maybeIterator.next==="function"}function getIterator(iterable){var iteratorFn=getIteratorFn(iterable);return iteratorFn&&iteratorFn.call(iterable)}function getIteratorFn(iterable){var iteratorFn=iterable&&(REAL_ITERATOR_SYMBOL&&iterable[REAL_ITERATOR_SYMBOL]||iterable[FAUX_ITERATOR_SYMBOL]);if(typeof iteratorFn==="function"){return iteratorFn}}function isArrayLike(value){return value&&typeof value.length==="number"}createClass(Seq,Iterable);function Seq(value){return value===null||value===undefined?emptySequence():isIterable(value)?value.toSeq():seqFromValue(value)}Seq.of=function(){return Seq(arguments)};Seq.prototype.toSeq=function(){return this};Seq.prototype.toString=function(){return this.__toString("Seq {","}")};Seq.prototype.cacheResult=function(){if(!this._cache&&this.__iterateUncached){this._cache=this.entrySeq().toArray();this.size=this._cache.length}return this};Seq.prototype.__iterate=function(fn,reverse){return seqIterate(this,fn,reverse,true)};Seq.prototype.__iterator=function(type,reverse){return seqIterator(this,type,reverse,true)};createClass(KeyedSeq,Seq);function KeyedSeq(value){return value===null||value===undefined?emptySequence().toKeyedSeq():isIterable(value)?isKeyed(value)?value.toSeq():value.fromEntrySeq():keyedSeqFromValue(value)}KeyedSeq.of=function(){return KeyedSeq(arguments)};KeyedSeq.prototype.toKeyedSeq=function(){return this};KeyedSeq.prototype.toSeq=function(){return this};createClass(IndexedSeq,Seq);function IndexedSeq(value){return value===null||value===undefined?emptySequence():!isIterable(value)?indexedSeqFromValue(value):isKeyed(value)?value.entrySeq():value.toIndexedSeq()}IndexedSeq.of=function(){return IndexedSeq(arguments)};IndexedSeq.prototype.toIndexedSeq=function(){return this};IndexedSeq.prototype.toString=function(){return this.__toString("Seq [","]")};IndexedSeq.prototype.__iterate=function(fn,reverse){return seqIterate(this,fn,reverse,false)};IndexedSeq.prototype.__iterator=function(type,reverse){return seqIterator(this,type,reverse,false)};createClass(SetSeq,Seq);function SetSeq(value){return(value===null||value===undefined?emptySequence():!isIterable(value)?indexedSeqFromValue(value):isKeyed(value)?value.entrySeq():value).toSetSeq()}SetSeq.of=function(){return SetSeq(arguments)};SetSeq.prototype.toSetSeq=function(){return this};Seq.isSeq=isSeq;Seq.Keyed=KeyedSeq;Seq.Set=SetSeq;Seq.Indexed=IndexedSeq;var IS_SEQ_SENTINEL="@@__IMMUTABLE_SEQ__@@";Seq.prototype[IS_SEQ_SENTINEL]=true;createClass(ArraySeq,IndexedSeq);function ArraySeq(array){this._array=array;this.size=array.length}ArraySeq.prototype.get=function(index,notSetValue){return this.has(index)?this._array[wrapIndex(this,index)]:notSetValue};ArraySeq.prototype.__iterate=function(fn,reverse){var array=this._array;var maxIndex=array.length-1;for(var ii=0;ii<=maxIndex;ii++){if(fn(array[reverse?maxIndex-ii:ii],ii,this)===false){return ii+1}}return ii};ArraySeq.prototype.__iterator=function(type,reverse){var array=this._array;var maxIndex=array.length-1;var ii=0;return new Iterator(function(){return ii>maxIndex?iteratorDone():iteratorValue(type,ii,array[reverse?maxIndex-ii++:ii++])})};createClass(ObjectSeq,KeyedSeq);function ObjectSeq(object){var keys=Object.keys(object);this._object=object;this._keys=keys;this.size=keys.length}ObjectSeq.prototype.get=function(key,notSetValue){if(notSetValue!==undefined&&!this.has(key)){return notSetValue}return this._object[key]};ObjectSeq.prototype.has=function(key){return this._object.hasOwnProperty(key)};ObjectSeq.prototype.__iterate=function(fn,reverse){var object=this._object;var keys=this._keys;var maxIndex=keys.length-1;for(var ii=0;ii<=maxIndex;ii++){var key=keys[reverse?maxIndex-ii:ii];if(fn(object[key],key,this)===false){return ii+1}}return ii};ObjectSeq.prototype.__iterator=function(type,reverse){var object=this._object;var keys=this._keys;var maxIndex=keys.length-1;var ii=0;return new Iterator(function(){var key=keys[reverse?maxIndex-ii:ii];return ii++>maxIndex?iteratorDone():iteratorValue(type,key,object[key])})};ObjectSeq.prototype[IS_ORDERED_SENTINEL]=true;createClass(IterableSeq,IndexedSeq);function IterableSeq(iterable){this._iterable=iterable;this.size=iterable.length||iterable.size}IterableSeq.prototype.__iterateUncached=function(fn,reverse){if(reverse){return this.cacheResult().__iterate(fn,reverse)}var iterable=this._iterable;var iterator=getIterator(iterable);var iterations=0;if(isIterator(iterator)){var step;while(!(step=iterator.next()).done){if(fn(step.value,iterations++,this)===false){break}}}return iterations};IterableSeq.prototype.__iteratorUncached=function(type,reverse){if(reverse){return this.cacheResult().__iterator(type,reverse)}var iterable=this._iterable;var iterator=getIterator(iterable);if(!isIterator(iterator)){return new Iterator(iteratorDone)}var iterations=0;return new Iterator(function(){var step=iterator.next();return step.done?step:iteratorValue(type,iterations++,step.value)})};createClass(IteratorSeq,IndexedSeq);function IteratorSeq(iterator){this._iterator=iterator;this._iteratorCache=[]}IteratorSeq.prototype.__iterateUncached=function(fn,reverse){if(reverse){return this.cacheResult().__iterate(fn,reverse)}var iterator=this._iterator;var cache=this._iteratorCache;var iterations=0;while(iterations<cache.length){if(fn(cache[iterations],iterations++,this)===false){return iterations}}var step;while(!(step=iterator.next()).done){var val=step.value;cache[iterations]=val;if(fn(val,iterations++,this)===false){break}}return iterations};IteratorSeq.prototype.__iteratorUncached=function(type,reverse){if(reverse){return this.cacheResult().__iterator(type,reverse)}var iterator=this._iterator;var cache=this._iteratorCache;var iterations=0;return new Iterator(function(){if(iterations>=cache.length){var step=iterator.next();if(step.done){return step}cache[iterations]=step.value}return iteratorValue(type,iterations,cache[iterations++])})};function isSeq(maybeSeq){return!!(maybeSeq&&maybeSeq[IS_SEQ_SENTINEL])}var EMPTY_SEQ;function emptySequence(){return EMPTY_SEQ||(EMPTY_SEQ=new ArraySeq([]))}function keyedSeqFromValue(value){var seq=Array.isArray(value)?new ArraySeq(value).fromEntrySeq():isIterator(value)?new IteratorSeq(value).fromEntrySeq():hasIterator(value)?new IterableSeq(value).fromEntrySeq():typeof value==="object"?new ObjectSeq(value):undefined;if(!seq){throw new TypeError("Expected Array or iterable object of [k, v] entries, "+"or keyed object: "+value)}return seq}function indexedSeqFromValue(value){var seq=maybeIndexedSeqFromValue(value);if(!seq){throw new TypeError("Expected Array or iterable object of values: "+value)}return seq}function seqFromValue(value){var seq=maybeIndexedSeqFromValue(value)||typeof value==="object"&&new ObjectSeq(value);if(!seq){throw new TypeError("Expected Array or iterable object of values, or keyed object: "+value)}return seq}function maybeIndexedSeqFromValue(value){return isArrayLike(value)?new ArraySeq(value):isIterator(value)?new IteratorSeq(value):hasIterator(value)?new IterableSeq(value):undefined}function seqIterate(seq,fn,reverse,useKeys){var cache=seq._cache;if(cache){var maxIndex=cache.length-1;for(var ii=0;ii<=maxIndex;ii++){var entry=cache[reverse?maxIndex-ii:ii];if(fn(entry[1],useKeys?entry[0]:ii,seq)===false){return ii+1}}return ii}return seq.__iterateUncached(fn,reverse)}function seqIterator(seq,type,reverse,useKeys){var cache=seq._cache;if(cache){var maxIndex=cache.length-1;var ii=0;return new Iterator(function(){var entry=cache[reverse?maxIndex-ii:ii];return ii++>maxIndex?iteratorDone():iteratorValue(type,useKeys?entry[0]:ii-1,entry[1])})}return seq.__iteratorUncached(type,reverse)}createClass(Collection,Iterable);function Collection(){throw TypeError("Abstract")}createClass(KeyedCollection,Collection);function KeyedCollection(){}createClass(IndexedCollection,Collection);function IndexedCollection(){}createClass(SetCollection,Collection);function SetCollection(){}Collection.Keyed=KeyedCollection;Collection.Indexed=IndexedCollection;Collection.Set=SetCollection;function is(valueA,valueB){if(valueA===valueB||valueA!==valueA&&valueB!==valueB){return true}if(!valueA||!valueB){return false}if(typeof valueA.valueOf==="function"&&typeof valueB.valueOf==="function"){valueA=valueA.valueOf();valueB=valueB.valueOf()}return typeof valueA.equals==="function"&&typeof valueB.equals==="function"?valueA.equals(valueB):valueA===valueB||valueA!==valueA&&valueB!==valueB}function fromJS(json,converter){return converter?fromJSWith(converter,json,"",{"":json}):fromJSDefault(json)}function fromJSWith(converter,json,key,parentJSON){if(Array.isArray(json)){return converter.call(parentJSON,key,IndexedSeq(json).map(function(v,k){return fromJSWith(converter,v,k,json)}))}if(isPlainObj(json)){return converter.call(parentJSON,key,KeyedSeq(json).map(function(v,k){return fromJSWith(converter,v,k,json)}))}return json}function fromJSDefault(json){if(Array.isArray(json)){return IndexedSeq(json).map(fromJSDefault).toList()}if(isPlainObj(json)){return KeyedSeq(json).map(fromJSDefault).toMap()}return json}function isPlainObj(value){return value&&value.constructor===Object}var Math__imul=typeof Math.imul==="function"&&Math.imul(4294967295,2)===-2?Math.imul:function Math__imul(a,b){a=a|0;b=b|0;var c=a&65535;var d=b&65535;return c*d+((a>>>16)*d+c*(b>>>16)<<16>>>0)|0};function smi(i32){return i32>>>1&1073741824|i32&3221225471}function hash(o){if(o===false||o===null||o===undefined){return 0}if(typeof o.valueOf==="function"){o=o.valueOf();if(o===false||o===null||o===undefined){return 0}}if(o===true){return 1}var type=typeof o;if(type==="number"){var h=o|0;if(h!==o){h^=o*4294967295}while(o>4294967295){o/=4294967295;h^=o}return smi(h)}if(type==="string"){return o.length>STRING_HASH_CACHE_MIN_STRLEN?cachedHashString(o):hashString(o)}if(typeof o.hashCode==="function"){return o.hashCode()}return hashJSObj(o)}function cachedHashString(string){var hash=stringHashCache[string];if(hash===undefined){hash=hashString(string);if(STRING_HASH_CACHE_SIZE===STRING_HASH_CACHE_MAX_SIZE){STRING_HASH_CACHE_SIZE=0;stringHashCache={}}STRING_HASH_CACHE_SIZE++;stringHashCache[string]=hash}return hash}function hashString(string){var hash=0;for(var ii=0;ii<string.length;ii++){hash=31*hash+string.charCodeAt(ii)|0}return smi(hash)}function hashJSObj(obj){var hash=weakMap&&weakMap.get(obj);if(hash)return hash;hash=obj[UID_HASH_KEY];if(hash)return hash;if(!canDefineProperty){hash=obj.propertyIsEnumerable&&obj.propertyIsEnumerable[UID_HASH_KEY];if(hash)return hash;hash=getIENodeHash(obj);if(hash)return hash}if(Object.isExtensible&&!Object.isExtensible(obj)){throw new Error("Non-extensible objects are not allowed as keys.")}hash=++objHashUID;if(objHashUID&1073741824){objHashUID=0}if(weakMap){weakMap.set(obj,hash)}else if(canDefineProperty){Object.defineProperty(obj,UID_HASH_KEY,{enumerable:false,configurable:false,writable:false,value:hash})}else if(obj.propertyIsEnumerable&&obj.propertyIsEnumerable===obj.constructor.prototype.propertyIsEnumerable){obj.propertyIsEnumerable=function(){return this.constructor.prototype.propertyIsEnumerable.apply(this,arguments)};obj.propertyIsEnumerable[UID_HASH_KEY]=hash}else if(obj.nodeType){obj[UID_HASH_KEY]=hash}else{throw new Error("Unable to set a non-enumerable property on object.")}return hash}var canDefineProperty=function(){try{Object.defineProperty({},"x",{});return true}catch(e){return false}}();function getIENodeHash(node){if(node&&node.nodeType>0){switch(node.nodeType){case 1:return node.uniqueID;case 9:return node.documentElement&&node.documentElement.uniqueID}}}var weakMap=typeof WeakMap==="function"&&new WeakMap;var objHashUID=0;var UID_HASH_KEY="__immutablehash__";if(typeof Symbol==="function"){UID_HASH_KEY=Symbol(UID_HASH_KEY)}var STRING_HASH_CACHE_MIN_STRLEN=16;var STRING_HASH_CACHE_MAX_SIZE=255;var STRING_HASH_CACHE_SIZE=0;var stringHashCache={};function invariant(condition,error){if(!condition)throw new Error(error)}function assertNotInfinite(size){invariant(size!==Infinity,"Cannot perform this action with an infinite size.")}createClass(ToKeyedSequence,KeyedSeq);function ToKeyedSequence(indexed,useKeys){this._iter=indexed;this._useKeys=useKeys;this.size=indexed.size}ToKeyedSequence.prototype.get=function(key,notSetValue){return this._iter.get(key,notSetValue)};ToKeyedSequence.prototype.has=function(key){return this._iter.has(key)};ToKeyedSequence.prototype.valueSeq=function(){return this._iter.valueSeq()};ToKeyedSequence.prototype.reverse=function(){var this$0=this;var reversedSequence=reverseFactory(this,true);if(!this._useKeys){reversedSequence.valueSeq=function(){return this$0._iter.toSeq().reverse()}}return reversedSequence};ToKeyedSequence.prototype.map=function(mapper,context){var this$0=this;var mappedSequence=mapFactory(this,mapper,context);if(!this._useKeys){mappedSequence.valueSeq=function(){return this$0._iter.toSeq().map(mapper,context)}}return mappedSequence};ToKeyedSequence.prototype.__iterate=function(fn,reverse){var this$0=this;var ii;return this._iter.__iterate(this._useKeys?function(v,k){return fn(v,k,this$0)}:(ii=reverse?resolveSize(this):0,function(v){return fn(v,reverse?--ii:ii++,this$0)}),reverse)};ToKeyedSequence.prototype.__iterator=function(type,reverse){if(this._useKeys){return this._iter.__iterator(type,reverse)}var iterator=this._iter.__iterator(ITERATE_VALUES,reverse);var ii=reverse?resolveSize(this):0;return new Iterator(function(){var step=iterator.next();return step.done?step:iteratorValue(type,reverse?--ii:ii++,step.value,step)})};ToKeyedSequence.prototype[IS_ORDERED_SENTINEL]=true;createClass(ToIndexedSequence,IndexedSeq);function ToIndexedSequence(iter){this._iter=iter;this.size=iter.size}ToIndexedSequence.prototype.contains=function(value){return this._iter.contains(value)};ToIndexedSequence.prototype.__iterate=function(fn,reverse){var this$0=this;var iterations=0;return this._iter.__iterate(function(v){return fn(v,iterations++,this$0)},reverse)};ToIndexedSequence.prototype.__iterator=function(type,reverse){var iterator=this._iter.__iterator(ITERATE_VALUES,reverse);var iterations=0;return new Iterator(function(){var step=iterator.next();return step.done?step:iteratorValue(type,iterations++,step.value,step)})};createClass(ToSetSequence,SetSeq);function ToSetSequence(iter){this._iter=iter;this.size=iter.size}ToSetSequence.prototype.has=function(key){return this._iter.contains(key)};ToSetSequence.prototype.__iterate=function(fn,reverse){var this$0=this;return this._iter.__iterate(function(v){return fn(v,v,this$0)},reverse)};ToSetSequence.prototype.__iterator=function(type,reverse){var iterator=this._iter.__iterator(ITERATE_VALUES,reverse);return new Iterator(function(){var step=iterator.next();return step.done?step:iteratorValue(type,step.value,step.value,step)})};createClass(FromEntriesSequence,KeyedSeq);function FromEntriesSequence(entries){this._iter=entries;this.size=entries.size}FromEntriesSequence.prototype.entrySeq=function(){return this._iter.toSeq()};FromEntriesSequence.prototype.__iterate=function(fn,reverse){var this$0=this;return this._iter.__iterate(function(entry){if(entry){validateEntry(entry);return fn(entry[1],entry[0],this$0)}},reverse)};FromEntriesSequence.prototype.__iterator=function(type,reverse){var iterator=this._iter.__iterator(ITERATE_VALUES,reverse);return new Iterator(function(){while(true){var step=iterator.next();if(step.done){return step}var entry=step.value;if(entry){validateEntry(entry);return type===ITERATE_ENTRIES?step:iteratorValue(type,entry[0],entry[1],step)}}})};ToIndexedSequence.prototype.cacheResult=ToKeyedSequence.prototype.cacheResult=ToSetSequence.prototype.cacheResult=FromEntriesSequence.prototype.cacheResult=cacheResultThrough;function flipFactory(iterable){var flipSequence=makeSequence(iterable);flipSequence._iter=iterable;flipSequence.size=iterable.size;flipSequence.flip=function(){return iterable};flipSequence.reverse=function(){var reversedSequence=iterable.reverse.apply(this);reversedSequence.flip=function(){return iterable.reverse()};return reversedSequence};flipSequence.has=function(key){return iterable.contains(key)};flipSequence.contains=function(key){return iterable.has(key)};flipSequence.cacheResult=cacheResultThrough;flipSequence.__iterateUncached=function(fn,reverse){var this$0=this;return iterable.__iterate(function(v,k){return fn(k,v,this$0)!==false},reverse)};flipSequence.__iteratorUncached=function(type,reverse){if(type===ITERATE_ENTRIES){var iterator=iterable.__iterator(type,reverse);return new Iterator(function(){var step=iterator.next();if(!step.done){var k=step.value[0];step.value[0]=step.value[1];step.value[1]=k}return step})}return iterable.__iterator(type===ITERATE_VALUES?ITERATE_KEYS:ITERATE_VALUES,reverse)};return flipSequence}function mapFactory(iterable,mapper,context){var mappedSequence=makeSequence(iterable);mappedSequence.size=iterable.size;mappedSequence.has=function(key){return iterable.has(key)};mappedSequence.get=function(key,notSetValue){var v=iterable.get(key,NOT_SET);return v===NOT_SET?notSetValue:mapper.call(context,v,key,iterable)};mappedSequence.__iterateUncached=function(fn,reverse){var this$0=this;return iterable.__iterate(function(v,k,c){return fn(mapper.call(context,v,k,c),k,this$0)!==false},reverse)};mappedSequence.__iteratorUncached=function(type,reverse){var iterator=iterable.__iterator(ITERATE_ENTRIES,reverse);return new Iterator(function(){var step=iterator.next();if(step.done){return step}var entry=step.value;var key=entry[0];return iteratorValue(type,key,mapper.call(context,entry[1],key,iterable),step)})};return mappedSequence}function reverseFactory(iterable,useKeys){var reversedSequence=makeSequence(iterable);reversedSequence._iter=iterable;reversedSequence.size=iterable.size;reversedSequence.reverse=function(){return iterable};if(iterable.flip){reversedSequence.flip=function(){var flipSequence=flipFactory(iterable);flipSequence.reverse=function(){return iterable.flip()};return flipSequence}}reversedSequence.get=function(key,notSetValue){return iterable.get(useKeys?key:-1-key,notSetValue)};reversedSequence.has=function(key){return iterable.has(useKeys?key:-1-key)};reversedSequence.contains=function(value){return iterable.contains(value)};reversedSequence.cacheResult=cacheResultThrough;reversedSequence.__iterate=function(fn,reverse){var this$0=this;return iterable.__iterate(function(v,k){return fn(v,k,this$0)},!reverse)};reversedSequence.__iterator=function(type,reverse){return iterable.__iterator(type,!reverse)};return reversedSequence}function filterFactory(iterable,predicate,context,useKeys){var filterSequence=makeSequence(iterable);if(useKeys){filterSequence.has=function(key){var v=iterable.get(key,NOT_SET);return v!==NOT_SET&&!!predicate.call(context,v,key,iterable)};filterSequence.get=function(key,notSetValue){var v=iterable.get(key,NOT_SET);return v!==NOT_SET&&predicate.call(context,v,key,iterable)?v:notSetValue}}filterSequence.__iterateUncached=function(fn,reverse){var this$0=this;var iterations=0;iterable.__iterate(function(v,k,c){if(predicate.call(context,v,k,c)){iterations++;return fn(v,useKeys?k:iterations-1,this$0)}},reverse);return iterations};filterSequence.__iteratorUncached=function(type,reverse){var iterator=iterable.__iterator(ITERATE_ENTRIES,reverse);var iterations=0;return new Iterator(function(){while(true){var step=iterator.next();if(step.done){return step}var entry=step.value;var key=entry[0];var value=entry[1];if(predicate.call(context,value,key,iterable)){return iteratorValue(type,useKeys?key:iterations++,value,step)}}})};return filterSequence}function countByFactory(iterable,grouper,context){var groups=Map().asMutable();iterable.__iterate(function(v,k){groups.update(grouper.call(context,v,k,iterable),0,function(a){return a+1})});return groups.asImmutable()}function groupByFactory(iterable,grouper,context){var isKeyedIter=isKeyed(iterable);var groups=(isOrdered(iterable)?OrderedMap():Map()).asMutable();iterable.__iterate(function(v,k){groups.update(grouper.call(context,v,k,iterable),function(a){return a=a||[],a.push(isKeyedIter?[k,v]:v),a})});var coerce=iterableClass(iterable);return groups.map(function(arr){return reify(iterable,coerce(arr))})}function sliceFactory(iterable,begin,end,useKeys){var originalSize=iterable.size;if(wholeSlice(begin,end,originalSize)){return iterable}var resolvedBegin=resolveBegin(begin,originalSize);var resolvedEnd=resolveEnd(end,originalSize);if(resolvedBegin!==resolvedBegin||resolvedEnd!==resolvedEnd){return sliceFactory(iterable.toSeq().cacheResult(),begin,end,useKeys)}var sliceSize=resolvedEnd-resolvedBegin;if(sliceSize<0){sliceSize=0}var sliceSeq=makeSequence(iterable);sliceSeq.size=sliceSize===0?sliceSize:iterable.size&&sliceSize||undefined;if(!useKeys&&isSeq(iterable)&&sliceSize>=0){sliceSeq.get=function(index,notSetValue){index=wrapIndex(this,index);return index>=0&&index<sliceSize?iterable.get(index+resolvedBegin,notSetValue):notSetValue}}sliceSeq.__iterateUncached=function(fn,reverse){var this$0=this;if(sliceSize===0){return 0}if(reverse){return this.cacheResult().__iterate(fn,reverse)}var skipped=0;var isSkipping=true;var iterations=0;iterable.__iterate(function(v,k){if(!(isSkipping&&(isSkipping=skipped++<resolvedBegin))){iterations++;return fn(v,useKeys?k:iterations-1,this$0)!==false&&iterations!==sliceSize}});return iterations};sliceSeq.__iteratorUncached=function(type,reverse){if(sliceSize&&reverse){return this.cacheResult().__iterator(type,reverse)}var iterator=sliceSize&&iterable.__iterator(type,reverse);var skipped=0;var iterations=0;return new Iterator(function(){while(skipped++!==resolvedBegin){iterator.next()}if(++iterations>sliceSize){return iteratorDone()}var step=iterator.next();if(useKeys||type===ITERATE_VALUES){return step}else if(type===ITERATE_KEYS){return iteratorValue(type,iterations-1,undefined,step)}else{return iteratorValue(type,iterations-1,step.value[1],step)}})};return sliceSeq}function takeWhileFactory(iterable,predicate,context){var takeSequence=makeSequence(iterable);takeSequence.__iterateUncached=function(fn,reverse){var this$0=this;if(reverse){return this.cacheResult().__iterate(fn,reverse)}var iterations=0;iterable.__iterate(function(v,k,c){return predicate.call(context,v,k,c)&&++iterations&&fn(v,k,this$0)});return iterations};takeSequence.__iteratorUncached=function(type,reverse){var this$0=this;if(reverse){return this.cacheResult().__iterator(type,reverse)}var iterator=iterable.__iterator(ITERATE_ENTRIES,reverse);var iterating=true;return new Iterator(function(){if(!iterating){return iteratorDone()}var step=iterator.next();if(step.done){return step}var entry=step.value;var k=entry[0];var v=entry[1];if(!predicate.call(context,v,k,this$0)){iterating=false;return iteratorDone()}return type===ITERATE_ENTRIES?step:iteratorValue(type,k,v,step)})};return takeSequence}function skipWhileFactory(iterable,predicate,context,useKeys){var skipSequence=makeSequence(iterable);skipSequence.__iterateUncached=function(fn,reverse){var this$0=this;if(reverse){return this.cacheResult().__iterate(fn,reverse)}var isSkipping=true;var iterations=0;iterable.__iterate(function(v,k,c){if(!(isSkipping&&(isSkipping=predicate.call(context,v,k,c)))){iterations++;return fn(v,useKeys?k:iterations-1,this$0)}});return iterations};skipSequence.__iteratorUncached=function(type,reverse){var this$0=this;if(reverse){return this.cacheResult().__iterator(type,reverse)}var iterator=iterable.__iterator(ITERATE_ENTRIES,reverse);var skipping=true;var iterations=0;return new Iterator(function(){var step,k,v;do{step=iterator.next();if(step.done){if(useKeys||type===ITERATE_VALUES){return step}else if(type===ITERATE_KEYS){return iteratorValue(type,iterations++,undefined,step)}else{return iteratorValue(type,iterations++,step.value[1],step)}}var entry=step.value;k=entry[0];v=entry[1];skipping&&(skipping=predicate.call(context,v,k,this$0))}while(skipping);return type===ITERATE_ENTRIES?step:iteratorValue(type,k,v,step)})};return skipSequence}function concatFactory(iterable,values){var isKeyedIterable=isKeyed(iterable);var iters=[iterable].concat(values).map(function(v){if(!isIterable(v)){v=isKeyedIterable?keyedSeqFromValue(v):indexedSeqFromValue(Array.isArray(v)?v:[v])}else if(isKeyedIterable){v=KeyedIterable(v)}return v}).filter(function(v){return v.size!==0});if(iters.length===0){return iterable}if(iters.length===1){var singleton=iters[0];if(singleton===iterable||isKeyedIterable&&isKeyed(singleton)||isIndexed(iterable)&&isIndexed(singleton)){return singleton}}var concatSeq=new ArraySeq(iters);if(isKeyedIterable){concatSeq=concatSeq.toKeyedSeq()}else if(!isIndexed(iterable)){concatSeq=concatSeq.toSetSeq()}concatSeq=concatSeq.flatten(true);concatSeq.size=iters.reduce(function(sum,seq){if(sum!==undefined){var size=seq.size;if(size!==undefined){return sum+size}}},0);return concatSeq}function flattenFactory(iterable,depth,useKeys){var flatSequence=makeSequence(iterable);flatSequence.__iterateUncached=function(fn,reverse){var iterations=0;var stopped=false;function flatDeep(iter,currentDepth){var this$0=this;iter.__iterate(function(v,k){if((!depth||currentDepth<depth)&&isIterable(v)){flatDeep(v,currentDepth+1)}else if(fn(v,useKeys?k:iterations++,this$0)===false){stopped=true}return!stopped},reverse)}flatDeep(iterable,0);return iterations};flatSequence.__iteratorUncached=function(type,reverse){var iterator=iterable.__iterator(type,reverse);var stack=[];var iterations=0;return new Iterator(function(){while(iterator){var step=iterator.next();if(step.done!==false){iterator=stack.pop();continue}var v=step.value;if(type===ITERATE_ENTRIES){v=v[1]}if((!depth||stack.length<depth)&&isIterable(v)){stack.push(iterator);iterator=v.__iterator(type,reverse)}else{return useKeys?step:iteratorValue(type,iterations++,v,step)}}return iteratorDone()})};return flatSequence}function flatMapFactory(iterable,mapper,context){var coerce=iterableClass(iterable);return iterable.toSeq().map(function(v,k){return coerce(mapper.call(context,v,k,iterable))}).flatten(true)}function interposeFactory(iterable,separator){var interposedSequence=makeSequence(iterable);interposedSequence.size=iterable.size&&iterable.size*2-1;interposedSequence.__iterateUncached=function(fn,reverse){var this$0=this;var iterations=0;iterable.__iterate(function(v,k){return(!iterations||fn(separator,iterations++,this$0)!==false)&&fn(v,iterations++,this$0)!==false},reverse);return iterations};interposedSequence.__iteratorUncached=function(type,reverse){var iterator=iterable.__iterator(ITERATE_VALUES,reverse);var iterations=0;var step;return new Iterator(function(){if(!step||iterations%2){step=iterator.next();if(step.done){return step}}return iterations%2?iteratorValue(type,iterations++,separator):iteratorValue(type,iterations++,step.value,step)})};return interposedSequence}function sortFactory(iterable,comparator,mapper){if(!comparator){comparator=defaultComparator}var isKeyedIterable=isKeyed(iterable);var index=0;var entries=iterable.toSeq().map(function(v,k){return[k,v,index++,mapper?mapper(v,k,iterable):v]}).toArray();entries.sort(function(a,b){return comparator(a[3],b[3])||a[2]-b[2]}).forEach(isKeyedIterable?function(v,i){entries[i].length=2}:function(v,i){entries[i]=v[1]});return isKeyedIterable?KeyedSeq(entries):isIndexed(iterable)?IndexedSeq(entries):SetSeq(entries)}function maxFactory(iterable,comparator,mapper){if(!comparator){comparator=defaultComparator}if(mapper){var entry=iterable.toSeq().map(function(v,k){return[v,mapper(v,k,iterable)]}).reduce(function(a,b){return maxCompare(comparator,a[1],b[1])?b:a});return entry&&entry[0]}else{return iterable.reduce(function(a,b){return maxCompare(comparator,a,b)?b:a})}}function maxCompare(comparator,a,b){var comp=comparator(b,a);return comp===0&&b!==a&&(b===undefined||b===null||b!==b)||comp>0
}function zipWithFactory(keyIter,zipper,iters){var zipSequence=makeSequence(keyIter);zipSequence.size=new ArraySeq(iters).map(function(i){return i.size}).min();zipSequence.__iterate=function(fn,reverse){var iterator=this.__iterator(ITERATE_VALUES,reverse);var step;var iterations=0;while(!(step=iterator.next()).done){if(fn(step.value,iterations++,this)===false){break}}return iterations};zipSequence.__iteratorUncached=function(type,reverse){var iterators=iters.map(function(i){return i=Iterable(i),getIterator(reverse?i.reverse():i)});var iterations=0;var isDone=false;return new Iterator(function(){var steps;if(!isDone){steps=iterators.map(function(i){return i.next()});isDone=steps.some(function(s){return s.done})}if(isDone){return iteratorDone()}return iteratorValue(type,iterations++,zipper.apply(null,steps.map(function(s){return s.value})))})};return zipSequence}function reify(iter,seq){return isSeq(iter)?seq:iter.constructor(seq)}function validateEntry(entry){if(entry!==Object(entry)){throw new TypeError("Expected [K, V] tuple: "+entry)}}function resolveSize(iter){assertNotInfinite(iter.size);return ensureSize(iter)}function iterableClass(iterable){return isKeyed(iterable)?KeyedIterable:isIndexed(iterable)?IndexedIterable:SetIterable}function makeSequence(iterable){return Object.create((isKeyed(iterable)?KeyedSeq:isIndexed(iterable)?IndexedSeq:SetSeq).prototype)}function cacheResultThrough(){if(this._iter.cacheResult){this._iter.cacheResult();this.size=this._iter.size;return this}else{return Seq.prototype.cacheResult.call(this)}}function defaultComparator(a,b){return a>b?1:a<b?-1:0}function forceIterator(keyPath){var iter=getIterator(keyPath);if(!iter){if(!isArrayLike(keyPath)){throw new TypeError("Expected iterable or array-like: "+keyPath)}iter=getIterator(Iterable(keyPath))}return iter}createClass(Map,KeyedCollection);function Map(value){return value===null||value===undefined?emptyMap():isMap(value)?value:emptyMap().withMutations(function(map){var iter=KeyedIterable(value);assertNotInfinite(iter.size);iter.forEach(function(v,k){return map.set(k,v)})})}Map.prototype.toString=function(){return this.__toString("Map {","}")};Map.prototype.get=function(k,notSetValue){return this._root?this._root.get(0,undefined,k,notSetValue):notSetValue};Map.prototype.set=function(k,v){return updateMap(this,k,v)};Map.prototype.setIn=function(keyPath,v){return this.updateIn(keyPath,NOT_SET,function(){return v})};Map.prototype.remove=function(k){return updateMap(this,k,NOT_SET)};Map.prototype.deleteIn=function(keyPath){return this.updateIn(keyPath,function(){return NOT_SET})};Map.prototype.update=function(k,notSetValue,updater){return arguments.length===1?k(this):this.updateIn([k],notSetValue,updater)};Map.prototype.updateIn=function(keyPath,notSetValue,updater){if(!updater){updater=notSetValue;notSetValue=undefined}var updatedValue=updateInDeepMap(this,forceIterator(keyPath),notSetValue,updater);return updatedValue===NOT_SET?undefined:updatedValue};Map.prototype.clear=function(){if(this.size===0){return this}if(this.__ownerID){this.size=0;this._root=null;this.__hash=undefined;this.__altered=true;return this}return emptyMap()};Map.prototype.merge=function(){return mergeIntoMapWith(this,undefined,arguments)};Map.prototype.mergeWith=function(merger){var iters=SLICE$0.call(arguments,1);return mergeIntoMapWith(this,merger,iters)};Map.prototype.mergeIn=function(keyPath){var iters=SLICE$0.call(arguments,1);return this.updateIn(keyPath,emptyMap(),function(m){return m.merge.apply(m,iters)})};Map.prototype.mergeDeep=function(){return mergeIntoMapWith(this,deepMerger(undefined),arguments)};Map.prototype.mergeDeepWith=function(merger){var iters=SLICE$0.call(arguments,1);return mergeIntoMapWith(this,deepMerger(merger),iters)};Map.prototype.mergeDeepIn=function(keyPath){var iters=SLICE$0.call(arguments,1);return this.updateIn(keyPath,emptyMap(),function(m){return m.mergeDeep.apply(m,iters)})};Map.prototype.sort=function(comparator){return OrderedMap(sortFactory(this,comparator))};Map.prototype.sortBy=function(mapper,comparator){return OrderedMap(sortFactory(this,comparator,mapper))};Map.prototype.withMutations=function(fn){var mutable=this.asMutable();fn(mutable);return mutable.wasAltered()?mutable.__ensureOwner(this.__ownerID):this};Map.prototype.asMutable=function(){return this.__ownerID?this:this.__ensureOwner(new OwnerID)};Map.prototype.asImmutable=function(){return this.__ensureOwner()};Map.prototype.wasAltered=function(){return this.__altered};Map.prototype.__iterator=function(type,reverse){return new MapIterator(this,type,reverse)};Map.prototype.__iterate=function(fn,reverse){var this$0=this;var iterations=0;this._root&&this._root.iterate(function(entry){iterations++;return fn(entry[1],entry[0],this$0)},reverse);return iterations};Map.prototype.__ensureOwner=function(ownerID){if(ownerID===this.__ownerID){return this}if(!ownerID){this.__ownerID=ownerID;this.__altered=false;return this}return makeMap(this.size,this._root,ownerID,this.__hash)};function isMap(maybeMap){return!!(maybeMap&&maybeMap[IS_MAP_SENTINEL])}Map.isMap=isMap;var IS_MAP_SENTINEL="@@__IMMUTABLE_MAP__@@";var MapPrototype=Map.prototype;MapPrototype[IS_MAP_SENTINEL]=true;MapPrototype[DELETE]=MapPrototype.remove;MapPrototype.removeIn=MapPrototype.deleteIn;function ArrayMapNode(ownerID,entries){this.ownerID=ownerID;this.entries=entries}ArrayMapNode.prototype.get=function(shift,keyHash,key,notSetValue){var entries=this.entries;for(var ii=0,len=entries.length;ii<len;ii++){if(is(key,entries[ii][0])){return entries[ii][1]}}return notSetValue};ArrayMapNode.prototype.update=function(ownerID,shift,keyHash,key,value,didChangeSize,didAlter){var removed=value===NOT_SET;var entries=this.entries;var idx=0;for(var len=entries.length;idx<len;idx++){if(is(key,entries[idx][0])){break}}var exists=idx<len;if(exists?entries[idx][1]===value:removed){return this}SetRef(didAlter);(removed||!exists)&&SetRef(didChangeSize);if(removed&&entries.length===1){return}if(!exists&&!removed&&entries.length>=MAX_ARRAY_MAP_SIZE){return createNodes(ownerID,entries,key,value)}var isEditable=ownerID&&ownerID===this.ownerID;var newEntries=isEditable?entries:arrCopy(entries);if(exists){if(removed){idx===len-1?newEntries.pop():newEntries[idx]=newEntries.pop()}else{newEntries[idx]=[key,value]}}else{newEntries.push([key,value])}if(isEditable){this.entries=newEntries;return this}return new ArrayMapNode(ownerID,newEntries)};function BitmapIndexedNode(ownerID,bitmap,nodes){this.ownerID=ownerID;this.bitmap=bitmap;this.nodes=nodes}BitmapIndexedNode.prototype.get=function(shift,keyHash,key,notSetValue){if(keyHash===undefined){keyHash=hash(key)}var bit=1<<((shift===0?keyHash:keyHash>>>shift)&MASK);var bitmap=this.bitmap;return(bitmap&bit)===0?notSetValue:this.nodes[popCount(bitmap&bit-1)].get(shift+SHIFT,keyHash,key,notSetValue)};BitmapIndexedNode.prototype.update=function(ownerID,shift,keyHash,key,value,didChangeSize,didAlter){if(keyHash===undefined){keyHash=hash(key)}var keyHashFrag=(shift===0?keyHash:keyHash>>>shift)&MASK;var bit=1<<keyHashFrag;var bitmap=this.bitmap;var exists=(bitmap&bit)!==0;if(!exists&&value===NOT_SET){return this}var idx=popCount(bitmap&bit-1);var nodes=this.nodes;var node=exists?nodes[idx]:undefined;var newNode=updateNode(node,ownerID,shift+SHIFT,keyHash,key,value,didChangeSize,didAlter);if(newNode===node){return this}if(!exists&&newNode&&nodes.length>=MAX_BITMAP_INDEXED_SIZE){return expandNodes(ownerID,nodes,bitmap,keyHashFrag,newNode)}if(exists&&!newNode&&nodes.length===2&&isLeafNode(nodes[idx^1])){return nodes[idx^1]}if(exists&&newNode&&nodes.length===1&&isLeafNode(newNode)){return newNode}var isEditable=ownerID&&ownerID===this.ownerID;var newBitmap=exists?newNode?bitmap:bitmap^bit:bitmap|bit;var newNodes=exists?newNode?setIn(nodes,idx,newNode,isEditable):spliceOut(nodes,idx,isEditable):spliceIn(nodes,idx,newNode,isEditable);if(isEditable){this.bitmap=newBitmap;this.nodes=newNodes;return this}return new BitmapIndexedNode(ownerID,newBitmap,newNodes)};function HashArrayMapNode(ownerID,count,nodes){this.ownerID=ownerID;this.count=count;this.nodes=nodes}HashArrayMapNode.prototype.get=function(shift,keyHash,key,notSetValue){if(keyHash===undefined){keyHash=hash(key)}var idx=(shift===0?keyHash:keyHash>>>shift)&MASK;var node=this.nodes[idx];return node?node.get(shift+SHIFT,keyHash,key,notSetValue):notSetValue};HashArrayMapNode.prototype.update=function(ownerID,shift,keyHash,key,value,didChangeSize,didAlter){if(keyHash===undefined){keyHash=hash(key)}var idx=(shift===0?keyHash:keyHash>>>shift)&MASK;var removed=value===NOT_SET;var nodes=this.nodes;var node=nodes[idx];if(removed&&!node){return this}var newNode=updateNode(node,ownerID,shift+SHIFT,keyHash,key,value,didChangeSize,didAlter);if(newNode===node){return this}var newCount=this.count;if(!node){newCount++}else if(!newNode){newCount--;if(newCount<MIN_HASH_ARRAY_MAP_SIZE){return packNodes(ownerID,nodes,newCount,idx)}}var isEditable=ownerID&&ownerID===this.ownerID;var newNodes=setIn(nodes,idx,newNode,isEditable);if(isEditable){this.count=newCount;this.nodes=newNodes;return this}return new HashArrayMapNode(ownerID,newCount,newNodes)};function HashCollisionNode(ownerID,keyHash,entries){this.ownerID=ownerID;this.keyHash=keyHash;this.entries=entries}HashCollisionNode.prototype.get=function(shift,keyHash,key,notSetValue){var entries=this.entries;for(var ii=0,len=entries.length;ii<len;ii++){if(is(key,entries[ii][0])){return entries[ii][1]}}return notSetValue};HashCollisionNode.prototype.update=function(ownerID,shift,keyHash,key,value,didChangeSize,didAlter){if(keyHash===undefined){keyHash=hash(key)}var removed=value===NOT_SET;if(keyHash!==this.keyHash){if(removed){return this}SetRef(didAlter);SetRef(didChangeSize);return mergeIntoNode(this,ownerID,shift,keyHash,[key,value])}var entries=this.entries;var idx=0;for(var len=entries.length;idx<len;idx++){if(is(key,entries[idx][0])){break}}var exists=idx<len;if(exists?entries[idx][1]===value:removed){return this}SetRef(didAlter);(removed||!exists)&&SetRef(didChangeSize);if(removed&&len===2){return new ValueNode(ownerID,this.keyHash,entries[idx^1])}var isEditable=ownerID&&ownerID===this.ownerID;var newEntries=isEditable?entries:arrCopy(entries);if(exists){if(removed){idx===len-1?newEntries.pop():newEntries[idx]=newEntries.pop()}else{newEntries[idx]=[key,value]}}else{newEntries.push([key,value])}if(isEditable){this.entries=newEntries;return this}return new HashCollisionNode(ownerID,this.keyHash,newEntries)};function ValueNode(ownerID,keyHash,entry){this.ownerID=ownerID;this.keyHash=keyHash;this.entry=entry}ValueNode.prototype.get=function(shift,keyHash,key,notSetValue){return is(key,this.entry[0])?this.entry[1]:notSetValue};ValueNode.prototype.update=function(ownerID,shift,keyHash,key,value,didChangeSize,didAlter){var removed=value===NOT_SET;var keyMatch=is(key,this.entry[0]);if(keyMatch?value===this.entry[1]:removed){return this}SetRef(didAlter);if(removed){SetRef(didChangeSize);return}if(keyMatch){if(ownerID&&ownerID===this.ownerID){this.entry[1]=value;return this}return new ValueNode(ownerID,this.keyHash,[key,value])}SetRef(didChangeSize);return mergeIntoNode(this,ownerID,shift,hash(key),[key,value])};ArrayMapNode.prototype.iterate=HashCollisionNode.prototype.iterate=function(fn,reverse){var entries=this.entries;for(var ii=0,maxIndex=entries.length-1;ii<=maxIndex;ii++){if(fn(entries[reverse?maxIndex-ii:ii])===false){return false}}};BitmapIndexedNode.prototype.iterate=HashArrayMapNode.prototype.iterate=function(fn,reverse){var nodes=this.nodes;for(var ii=0,maxIndex=nodes.length-1;ii<=maxIndex;ii++){var node=nodes[reverse?maxIndex-ii:ii];if(node&&node.iterate(fn,reverse)===false){return false}}};ValueNode.prototype.iterate=function(fn,reverse){return fn(this.entry)};createClass(MapIterator,Iterator);function MapIterator(map,type,reverse){this._type=type;this._reverse=reverse;this._stack=map._root&&mapIteratorFrame(map._root)}MapIterator.prototype.next=function(){var type=this._type;var stack=this._stack;while(stack){var node=stack.node;var index=stack.index++;var maxIndex;if(node.entry){if(index===0){return mapIteratorValue(type,node.entry)}}else if(node.entries){maxIndex=node.entries.length-1;if(index<=maxIndex){return mapIteratorValue(type,node.entries[this._reverse?maxIndex-index:index])}}else{maxIndex=node.nodes.length-1;if(index<=maxIndex){var subNode=node.nodes[this._reverse?maxIndex-index:index];if(subNode){if(subNode.entry){return mapIteratorValue(type,subNode.entry)}stack=this._stack=mapIteratorFrame(subNode,stack)}continue}}stack=this._stack=this._stack.__prev}return iteratorDone()};function mapIteratorValue(type,entry){return iteratorValue(type,entry[0],entry[1])}function mapIteratorFrame(node,prev){return{node:node,index:0,__prev:prev}}function makeMap(size,root,ownerID,hash){var map=Object.create(MapPrototype);map.size=size;map._root=root;map.__ownerID=ownerID;map.__hash=hash;map.__altered=false;return map}var EMPTY_MAP;function emptyMap(){return EMPTY_MAP||(EMPTY_MAP=makeMap(0))}function updateMap(map,k,v){var newRoot;var newSize;if(!map._root){if(v===NOT_SET){return map}newSize=1;newRoot=new ArrayMapNode(map.__ownerID,[[k,v]])}else{var didChangeSize=MakeRef(CHANGE_LENGTH);var didAlter=MakeRef(DID_ALTER);newRoot=updateNode(map._root,map.__ownerID,0,undefined,k,v,didChangeSize,didAlter);if(!didAlter.value){return map}newSize=map.size+(didChangeSize.value?v===NOT_SET?-1:1:0)}if(map.__ownerID){map.size=newSize;map._root=newRoot;map.__hash=undefined;map.__altered=true;return map}return newRoot?makeMap(newSize,newRoot):emptyMap()}function updateNode(node,ownerID,shift,keyHash,key,value,didChangeSize,didAlter){if(!node){if(value===NOT_SET){return node}SetRef(didAlter);SetRef(didChangeSize);return new ValueNode(ownerID,keyHash,[key,value])}return node.update(ownerID,shift,keyHash,key,value,didChangeSize,didAlter)}function isLeafNode(node){return node.constructor===ValueNode||node.constructor===HashCollisionNode}function mergeIntoNode(node,ownerID,shift,keyHash,entry){if(node.keyHash===keyHash){return new HashCollisionNode(ownerID,keyHash,[node.entry,entry])}var idx1=(shift===0?node.keyHash:node.keyHash>>>shift)&MASK;var idx2=(shift===0?keyHash:keyHash>>>shift)&MASK;var newNode;var nodes=idx1===idx2?[mergeIntoNode(node,ownerID,shift+SHIFT,keyHash,entry)]:(newNode=new ValueNode(ownerID,keyHash,entry),idx1<idx2?[node,newNode]:[newNode,node]);return new BitmapIndexedNode(ownerID,1<<idx1|1<<idx2,nodes)}function createNodes(ownerID,entries,key,value){if(!ownerID){ownerID=new OwnerID}var node=new ValueNode(ownerID,hash(key),[key,value]);for(var ii=0;ii<entries.length;ii++){var entry=entries[ii];node=node.update(ownerID,0,undefined,entry[0],entry[1])}return node}function packNodes(ownerID,nodes,count,excluding){var bitmap=0;var packedII=0;var packedNodes=new Array(count);for(var ii=0,bit=1,len=nodes.length;ii<len;ii++,bit<<=1){var node=nodes[ii];if(node!==undefined&&ii!==excluding){bitmap|=bit;packedNodes[packedII++]=node}}return new BitmapIndexedNode(ownerID,bitmap,packedNodes)}function expandNodes(ownerID,nodes,bitmap,including,node){var count=0;var expandedNodes=new Array(SIZE);for(var ii=0;bitmap!==0;ii++,bitmap>>>=1){expandedNodes[ii]=bitmap&1?nodes[count++]:undefined}expandedNodes[including]=node;return new HashArrayMapNode(ownerID,count+1,expandedNodes)}function mergeIntoMapWith(map,merger,iterables){var iters=[];for(var ii=0;ii<iterables.length;ii++){var value=iterables[ii];var iter=KeyedIterable(value);if(!isIterable(value)){iter=iter.map(function(v){return fromJS(v)})}iters.push(iter)}return mergeIntoCollectionWith(map,merger,iters)}function deepMerger(merger){return function(existing,value){return existing&&existing.mergeDeepWith&&isIterable(value)?existing.mergeDeepWith(merger,value):merger?merger(existing,value):value}}function mergeIntoCollectionWith(collection,merger,iters){iters=iters.filter(function(x){return x.size!==0});if(iters.length===0){return collection}if(collection.size===0&&iters.length===1){return collection.constructor(iters[0])}return collection.withMutations(function(collection){var mergeIntoMap=merger?function(value,key){collection.update(key,NOT_SET,function(existing){return existing===NOT_SET?value:merger(existing,value)})}:function(value,key){collection.set(key,value)};for(var ii=0;ii<iters.length;ii++){iters[ii].forEach(mergeIntoMap)}})}function updateInDeepMap(existing,keyPathIter,notSetValue,updater){var isNotSet=existing===NOT_SET;var step=keyPathIter.next();if(step.done){var existingValue=isNotSet?notSetValue:existing;var newValue=updater(existingValue);return newValue===existingValue?existing:newValue}invariant(isNotSet||existing&&existing.set,"invalid keyPath");var key=step.value;var nextExisting=isNotSet?NOT_SET:existing.get(key,NOT_SET);var nextUpdated=updateInDeepMap(nextExisting,keyPathIter,notSetValue,updater);return nextUpdated===nextExisting?existing:nextUpdated===NOT_SET?existing.remove(key):(isNotSet?emptyMap():existing).set(key,nextUpdated)}function popCount(x){x=x-(x>>1&1431655765);x=(x&858993459)+(x>>2&858993459);x=x+(x>>4)&252645135;x=x+(x>>8);x=x+(x>>16);return x&127}function setIn(array,idx,val,canEdit){var newArray=canEdit?array:arrCopy(array);newArray[idx]=val;return newArray}function spliceIn(array,idx,val,canEdit){var newLen=array.length+1;if(canEdit&&idx+1===newLen){array[idx]=val;return array}var newArray=new Array(newLen);var after=0;for(var ii=0;ii<newLen;ii++){if(ii===idx){newArray[ii]=val;after=-1}else{newArray[ii]=array[ii+after]}}return newArray}function spliceOut(array,idx,canEdit){var newLen=array.length-1;if(canEdit&&idx===newLen){array.pop();return array}var newArray=new Array(newLen);var after=0;for(var ii=0;ii<newLen;ii++){if(ii===idx){after=1}newArray[ii]=array[ii+after]}return newArray}var MAX_ARRAY_MAP_SIZE=SIZE/4;var MAX_BITMAP_INDEXED_SIZE=SIZE/2;var MIN_HASH_ARRAY_MAP_SIZE=SIZE/4;createClass(List,IndexedCollection);function List(value){var empty=emptyList();if(value===null||value===undefined){return empty}if(isList(value)){return value}var iter=IndexedIterable(value);var size=iter.size;if(size===0){return empty}assertNotInfinite(size);if(size>0&&size<SIZE){return makeList(0,size,SHIFT,null,new VNode(iter.toArray()))}return empty.withMutations(function(list){list.setSize(size);iter.forEach(function(v,i){return list.set(i,v)})})}List.of=function(){return this(arguments)};List.prototype.toString=function(){return this.__toString("List [","]")};List.prototype.get=function(index,notSetValue){index=wrapIndex(this,index);if(index<0||index>=this.size){return notSetValue}index+=this._origin;var node=listNodeFor(this,index);return node&&node.array[index&MASK]};List.prototype.set=function(index,value){return updateList(this,index,value)};List.prototype.remove=function(index){return!this.has(index)?this:index===0?this.shift():index===this.size-1?this.pop():this.splice(index,1)};List.prototype.clear=function(){if(this.size===0){return this}if(this.__ownerID){this.size=this._origin=this._capacity=0;this._level=SHIFT;this._root=this._tail=null;this.__hash=undefined;this.__altered=true;return this}return emptyList()};List.prototype.push=function(){var values=arguments;var oldSize=this.size;return this.withMutations(function(list){setListBounds(list,0,oldSize+values.length);for(var ii=0;ii<values.length;ii++){list.set(oldSize+ii,values[ii])}})};List.prototype.pop=function(){return setListBounds(this,0,-1)};List.prototype.unshift=function(){var values=arguments;return this.withMutations(function(list){setListBounds(list,-values.length);for(var ii=0;ii<values.length;ii++){list.set(ii,values[ii])}})};List.prototype.shift=function(){return setListBounds(this,1)};List.prototype.merge=function(){return mergeIntoListWith(this,undefined,arguments)};List.prototype.mergeWith=function(merger){var iters=SLICE$0.call(arguments,1);return mergeIntoListWith(this,merger,iters)};List.prototype.mergeDeep=function(){return mergeIntoListWith(this,deepMerger(undefined),arguments)};List.prototype.mergeDeepWith=function(merger){var iters=SLICE$0.call(arguments,1);return mergeIntoListWith(this,deepMerger(merger),iters)};List.prototype.setSize=function(size){return setListBounds(this,0,size)};List.prototype.slice=function(begin,end){var size=this.size;if(wholeSlice(begin,end,size)){return this}return setListBounds(this,resolveBegin(begin,size),resolveEnd(end,size))};List.prototype.__iterator=function(type,reverse){var index=0;var values=iterateList(this,reverse);return new Iterator(function(){var value=values();return value===DONE?iteratorDone():iteratorValue(type,index++,value)})};List.prototype.__iterate=function(fn,reverse){var index=0;var values=iterateList(this,reverse);var value;while((value=values())!==DONE){if(fn(value,index++,this)===false){break}}return index};List.prototype.__ensureOwner=function(ownerID){if(ownerID===this.__ownerID){return this}if(!ownerID){this.__ownerID=ownerID;return this}return makeList(this._origin,this._capacity,this._level,this._root,this._tail,ownerID,this.__hash)};function isList(maybeList){return!!(maybeList&&maybeList[IS_LIST_SENTINEL])}List.isList=isList;var IS_LIST_SENTINEL="@@__IMMUTABLE_LIST__@@";var ListPrototype=List.prototype;ListPrototype[IS_LIST_SENTINEL]=true;ListPrototype[DELETE]=ListPrototype.remove;ListPrototype.setIn=MapPrototype.setIn;ListPrototype.deleteIn=ListPrototype.removeIn=MapPrototype.removeIn;ListPrototype.update=MapPrototype.update;ListPrototype.updateIn=MapPrototype.updateIn;ListPrototype.mergeIn=MapPrototype.mergeIn;ListPrototype.mergeDeepIn=MapPrototype.mergeDeepIn;ListPrototype.withMutations=MapPrototype.withMutations;ListPrototype.asMutable=MapPrototype.asMutable;ListPrototype.asImmutable=MapPrototype.asImmutable;ListPrototype.wasAltered=MapPrototype.wasAltered;function VNode(array,ownerID){this.array=array;this.ownerID=ownerID}VNode.prototype.removeBefore=function(ownerID,level,index){if(index===level?1<<level:0||this.array.length===0){return this}var originIndex=index>>>level&MASK;if(originIndex>=this.array.length){return new VNode([],ownerID)}var removingFirst=originIndex===0;var newChild;if(level>0){var oldChild=this.array[originIndex];newChild=oldChild&&oldChild.removeBefore(ownerID,level-SHIFT,index);if(newChild===oldChild&&removingFirst){return this}}if(removingFirst&&!newChild){return this}var editable=editableVNode(this,ownerID);if(!removingFirst){for(var ii=0;ii<originIndex;ii++){editable.array[ii]=undefined}}if(newChild){editable.array[originIndex]=newChild}return editable};VNode.prototype.removeAfter=function(ownerID,level,index){if(index===level?1<<level:0||this.array.length===0){return this}var sizeIndex=index-1>>>level&MASK;if(sizeIndex>=this.array.length){return this}var removingLast=sizeIndex===this.array.length-1;var newChild;if(level>0){var oldChild=this.array[sizeIndex];newChild=oldChild&&oldChild.removeAfter(ownerID,level-SHIFT,index);if(newChild===oldChild&&removingLast){return this}}if(removingLast&&!newChild){return this}var editable=editableVNode(this,ownerID);if(!removingLast){editable.array.pop()}if(newChild){editable.array[sizeIndex]=newChild}return editable};var DONE={};function iterateList(list,reverse){var left=list._origin;var right=list._capacity;var tailPos=getTailOffset(right);var tail=list._tail;return iterateNodeOrLeaf(list._root,list._level,0);function iterateNodeOrLeaf(node,level,offset){return level===0?iterateLeaf(node,offset):iterateNode(node,level,offset)}function iterateLeaf(node,offset){var array=offset===tailPos?tail&&tail.array:node&&node.array;var from=offset>left?0:left-offset;var to=right-offset;if(to>SIZE){to=SIZE}return function(){if(from===to){return DONE}var idx=reverse?--to:from++;return array&&array[idx]}}function iterateNode(node,level,offset){var values;var array=node&&node.array;var from=offset>left?0:left-offset>>level;var to=(right-offset>>level)+1;if(to>SIZE){to=SIZE}return function(){do{if(values){var value=values();if(value!==DONE){return value}values=null}if(from===to){return DONE}var idx=reverse?--to:from++;values=iterateNodeOrLeaf(array&&array[idx],level-SHIFT,offset+(idx<<level))}while(true)}}}function makeList(origin,capacity,level,root,tail,ownerID,hash){var list=Object.create(ListPrototype);list.size=capacity-origin;list._origin=origin;list._capacity=capacity;list._level=level;list._root=root;list._tail=tail;list.__ownerID=ownerID;list.__hash=hash;list.__altered=false;return list}var EMPTY_LIST;function emptyList(){return EMPTY_LIST||(EMPTY_LIST=makeList(0,0,SHIFT))}function updateList(list,index,value){index=wrapIndex(list,index);if(index>=list.size||index<0){return list.withMutations(function(list){index<0?setListBounds(list,index).set(0,value):setListBounds(list,0,index+1).set(index,value)})}index+=list._origin;var newTail=list._tail;var newRoot=list._root;var didAlter=MakeRef(DID_ALTER);if(index>=getTailOffset(list._capacity)){newTail=updateVNode(newTail,list.__ownerID,0,index,value,didAlter)}else{newRoot=updateVNode(newRoot,list.__ownerID,list._level,index,value,didAlter)}if(!didAlter.value){return list}if(list.__ownerID){list._root=newRoot;list._tail=newTail;list.__hash=undefined;list.__altered=true;return list}return makeList(list._origin,list._capacity,list._level,newRoot,newTail)}function updateVNode(node,ownerID,level,index,value,didAlter){var idx=index>>>level&MASK;var nodeHas=node&&idx<node.array.length;if(!nodeHas&&value===undefined){return node}var newNode;if(level>0){var lowerNode=node&&node.array[idx];var newLowerNode=updateVNode(lowerNode,ownerID,level-SHIFT,index,value,didAlter);if(newLowerNode===lowerNode){return node}newNode=editableVNode(node,ownerID);newNode.array[idx]=newLowerNode;return newNode}if(nodeHas&&node.array[idx]===value){return node}SetRef(didAlter);newNode=editableVNode(node,ownerID);if(value===undefined&&idx===newNode.array.length-1){newNode.array.pop()}else{newNode.array[idx]=value}return newNode}function editableVNode(node,ownerID){if(ownerID&&node&&ownerID===node.ownerID){return node}return new VNode(node?node.array.slice():[],ownerID)}function listNodeFor(list,rawIndex){if(rawIndex>=getTailOffset(list._capacity)){return list._tail}if(rawIndex<1<<list._level+SHIFT){var node=list._root;var level=list._level;while(node&&level>0){node=node.array[rawIndex>>>level&MASK];level-=SHIFT}return node}}function setListBounds(list,begin,end){var owner=list.__ownerID||new OwnerID;var oldOrigin=list._origin;var oldCapacity=list._capacity;var newOrigin=oldOrigin+begin;var newCapacity=end===undefined?oldCapacity:end<0?oldCapacity+end:oldOrigin+end;if(newOrigin===oldOrigin&&newCapacity===oldCapacity){return list}if(newOrigin>=newCapacity){return list.clear()}var newLevel=list._level;var newRoot=list._root;var offsetShift=0;while(newOrigin+offsetShift<0){newRoot=new VNode(newRoot&&newRoot.array.length?[undefined,newRoot]:[],owner);newLevel+=SHIFT;offsetShift+=1<<newLevel}if(offsetShift){newOrigin+=offsetShift;oldOrigin+=offsetShift;newCapacity+=offsetShift;oldCapacity+=offsetShift}var oldTailOffset=getTailOffset(oldCapacity);var newTailOffset=getTailOffset(newCapacity);while(newTailOffset>=1<<newLevel+SHIFT){newRoot=new VNode(newRoot&&newRoot.array.length?[newRoot]:[],owner);newLevel+=SHIFT}var oldTail=list._tail;var newTail=newTailOffset<oldTailOffset?listNodeFor(list,newCapacity-1):newTailOffset>oldTailOffset?new VNode([],owner):oldTail;if(oldTail&&newTailOffset>oldTailOffset&&newOrigin<oldCapacity&&oldTail.array.length){newRoot=editableVNode(newRoot,owner);var node=newRoot;for(var level=newLevel;level>SHIFT;level-=SHIFT){var idx=oldTailOffset>>>level&MASK;node=node.array[idx]=editableVNode(node.array[idx],owner)}node.array[oldTailOffset>>>SHIFT&MASK]=oldTail}if(newCapacity<oldCapacity){newTail=newTail&&newTail.removeAfter(owner,0,newCapacity)}if(newOrigin>=newTailOffset){newOrigin-=newTailOffset;newCapacity-=newTailOffset;newLevel=SHIFT;newRoot=null;newTail=newTail&&newTail.removeBefore(owner,0,newOrigin)}else if(newOrigin>oldOrigin||newTailOffset<oldTailOffset){offsetShift=0;while(newRoot){var beginIndex=newOrigin>>>newLevel&MASK;if(beginIndex!==newTailOffset>>>newLevel&MASK){break}if(beginIndex){offsetShift+=(1<<newLevel)*beginIndex}newLevel-=SHIFT;newRoot=newRoot.array[beginIndex]}if(newRoot&&newOrigin>oldOrigin){newRoot=newRoot.removeBefore(owner,newLevel,newOrigin-offsetShift)}if(newRoot&&newTailOffset<oldTailOffset){newRoot=newRoot.removeAfter(owner,newLevel,newTailOffset-offsetShift)}if(offsetShift){newOrigin-=offsetShift;newCapacity-=offsetShift}}if(list.__ownerID){list.size=newCapacity-newOrigin;list._origin=newOrigin;list._capacity=newCapacity;list._level=newLevel;list._root=newRoot;list._tail=newTail;list.__hash=undefined;list.__altered=true;return list}return makeList(newOrigin,newCapacity,newLevel,newRoot,newTail)}function mergeIntoListWith(list,merger,iterables){var iters=[];var maxSize=0;for(var ii=0;ii<iterables.length;ii++){var value=iterables[ii];var iter=IndexedIterable(value);if(iter.size>maxSize){maxSize=iter.size}if(!isIterable(value)){iter=iter.map(function(v){return fromJS(v)})}iters.push(iter)}if(maxSize>list.size){list=list.setSize(maxSize)}return mergeIntoCollectionWith(list,merger,iters)}function getTailOffset(size){return size<SIZE?0:size-1>>>SHIFT<<SHIFT}createClass(OrderedMap,Map);function OrderedMap(value){return value===null||value===undefined?emptyOrderedMap():isOrderedMap(value)?value:emptyOrderedMap().withMutations(function(map){var iter=KeyedIterable(value);assertNotInfinite(iter.size);iter.forEach(function(v,k){return map.set(k,v)})})}OrderedMap.of=function(){return this(arguments)};OrderedMap.prototype.toString=function(){return this.__toString("OrderedMap {","}")};OrderedMap.prototype.get=function(k,notSetValue){var index=this._map.get(k);return index!==undefined?this._list.get(index)[1]:notSetValue};OrderedMap.prototype.clear=function(){if(this.size===0){return this}if(this.__ownerID){this.size=0;this._map.clear();this._list.clear();return this}return emptyOrderedMap()};OrderedMap.prototype.set=function(k,v){return updateOrderedMap(this,k,v)};OrderedMap.prototype.remove=function(k){return updateOrderedMap(this,k,NOT_SET)};OrderedMap.prototype.wasAltered=function(){return this._map.wasAltered()||this._list.wasAltered()};OrderedMap.prototype.__iterate=function(fn,reverse){var this$0=this;return this._list.__iterate(function(entry){return entry&&fn(entry[1],entry[0],this$0)},reverse)};OrderedMap.prototype.__iterator=function(type,reverse){return this._list.fromEntrySeq().__iterator(type,reverse)};OrderedMap.prototype.__ensureOwner=function(ownerID){if(ownerID===this.__ownerID){return this}var newMap=this._map.__ensureOwner(ownerID);var newList=this._list.__ensureOwner(ownerID);if(!ownerID){this.__ownerID=ownerID;this._map=newMap;this._list=newList;return this}return makeOrderedMap(newMap,newList,ownerID,this.__hash)};function isOrderedMap(maybeOrderedMap){return isMap(maybeOrderedMap)&&isOrdered(maybeOrderedMap)}OrderedMap.isOrderedMap=isOrderedMap;OrderedMap.prototype[IS_ORDERED_SENTINEL]=true;OrderedMap.prototype[DELETE]=OrderedMap.prototype.remove;function makeOrderedMap(map,list,ownerID,hash){var omap=Object.create(OrderedMap.prototype);omap.size=map?map.size:0;omap._map=map;omap._list=list;omap.__ownerID=ownerID;omap.__hash=hash;return omap}var EMPTY_ORDERED_MAP;function emptyOrderedMap(){return EMPTY_ORDERED_MAP||(EMPTY_ORDERED_MAP=makeOrderedMap(emptyMap(),emptyList()))}function updateOrderedMap(omap,k,v){var map=omap._map;var list=omap._list;var i=map.get(k);var has=i!==undefined;var newMap;var newList;if(v===NOT_SET){if(!has){return omap}if(list.size>=SIZE&&list.size>=map.size*2){newList=list.filter(function(entry,idx){return entry!==undefined&&i!==idx});newMap=newList.toKeyedSeq().map(function(entry){return entry[0]}).flip().toMap();if(omap.__ownerID){newMap.__ownerID=newList.__ownerID=omap.__ownerID}}else{newMap=map.remove(k);newList=i===list.size-1?list.pop():list.set(i,undefined)}}else{if(has){if(v===list.get(i)[1]){return omap}newMap=map;
newList=list.set(i,[k,v])}else{newMap=map.set(k,list.size);newList=list.set(list.size,[k,v])}}if(omap.__ownerID){omap.size=newMap.size;omap._map=newMap;omap._list=newList;omap.__hash=undefined;return omap}return makeOrderedMap(newMap,newList)}createClass(Stack,IndexedCollection);function Stack(value){return value===null||value===undefined?emptyStack():isStack(value)?value:emptyStack().unshiftAll(value)}Stack.of=function(){return this(arguments)};Stack.prototype.toString=function(){return this.__toString("Stack [","]")};Stack.prototype.get=function(index,notSetValue){var head=this._head;while(head&&index--){head=head.next}return head?head.value:notSetValue};Stack.prototype.peek=function(){return this._head&&this._head.value};Stack.prototype.push=function(){if(arguments.length===0){return this}var newSize=this.size+arguments.length;var head=this._head;for(var ii=arguments.length-1;ii>=0;ii--){head={value:arguments[ii],next:head}}if(this.__ownerID){this.size=newSize;this._head=head;this.__hash=undefined;this.__altered=true;return this}return makeStack(newSize,head)};Stack.prototype.pushAll=function(iter){iter=IndexedIterable(iter);if(iter.size===0){return this}assertNotInfinite(iter.size);var newSize=this.size;var head=this._head;iter.reverse().forEach(function(value){newSize++;head={value:value,next:head}});if(this.__ownerID){this.size=newSize;this._head=head;this.__hash=undefined;this.__altered=true;return this}return makeStack(newSize,head)};Stack.prototype.pop=function(){return this.slice(1)};Stack.prototype.unshift=function(){return this.push.apply(this,arguments)};Stack.prototype.unshiftAll=function(iter){return this.pushAll(iter)};Stack.prototype.shift=function(){return this.pop.apply(this,arguments)};Stack.prototype.clear=function(){if(this.size===0){return this}if(this.__ownerID){this.size=0;this._head=undefined;this.__hash=undefined;this.__altered=true;return this}return emptyStack()};Stack.prototype.slice=function(begin,end){if(wholeSlice(begin,end,this.size)){return this}var resolvedBegin=resolveBegin(begin,this.size);var resolvedEnd=resolveEnd(end,this.size);if(resolvedEnd!==this.size){return IndexedCollection.prototype.slice.call(this,begin,end)}var newSize=this.size-resolvedBegin;var head=this._head;while(resolvedBegin--){head=head.next}if(this.__ownerID){this.size=newSize;this._head=head;this.__hash=undefined;this.__altered=true;return this}return makeStack(newSize,head)};Stack.prototype.__ensureOwner=function(ownerID){if(ownerID===this.__ownerID){return this}if(!ownerID){this.__ownerID=ownerID;this.__altered=false;return this}return makeStack(this.size,this._head,ownerID,this.__hash)};Stack.prototype.__iterate=function(fn,reverse){if(reverse){return this.toSeq().cacheResult.__iterate(fn,reverse)}var iterations=0;var node=this._head;while(node){if(fn(node.value,iterations++,this)===false){break}node=node.next}return iterations};Stack.prototype.__iterator=function(type,reverse){if(reverse){return this.toSeq().cacheResult().__iterator(type,reverse)}var iterations=0;var node=this._head;return new Iterator(function(){if(node){var value=node.value;node=node.next;return iteratorValue(type,iterations++,value)}return iteratorDone()})};function isStack(maybeStack){return!!(maybeStack&&maybeStack[IS_STACK_SENTINEL])}Stack.isStack=isStack;var IS_STACK_SENTINEL="@@__IMMUTABLE_STACK__@@";var StackPrototype=Stack.prototype;StackPrototype[IS_STACK_SENTINEL]=true;StackPrototype.withMutations=MapPrototype.withMutations;StackPrototype.asMutable=MapPrototype.asMutable;StackPrototype.asImmutable=MapPrototype.asImmutable;StackPrototype.wasAltered=MapPrototype.wasAltered;function makeStack(size,head,ownerID,hash){var map=Object.create(StackPrototype);map.size=size;map._head=head;map.__ownerID=ownerID;map.__hash=hash;map.__altered=false;return map}var EMPTY_STACK;function emptyStack(){return EMPTY_STACK||(EMPTY_STACK=makeStack(0))}createClass(Set,SetCollection);function Set(value){return value===null||value===undefined?emptySet():isSet(value)?value:emptySet().withMutations(function(set){var iter=SetIterable(value);assertNotInfinite(iter.size);iter.forEach(function(v){return set.add(v)})})}Set.of=function(){return this(arguments)};Set.fromKeys=function(value){return this(KeyedIterable(value).keySeq())};Set.prototype.toString=function(){return this.__toString("Set {","}")};Set.prototype.has=function(value){return this._map.has(value)};Set.prototype.add=function(value){return updateSet(this,this._map.set(value,true))};Set.prototype.remove=function(value){return updateSet(this,this._map.remove(value))};Set.prototype.clear=function(){return updateSet(this,this._map.clear())};Set.prototype.union=function(){var iters=SLICE$0.call(arguments,0);iters=iters.filter(function(x){return x.size!==0});if(iters.length===0){return this}if(this.size===0&&iters.length===1){return this.constructor(iters[0])}return this.withMutations(function(set){for(var ii=0;ii<iters.length;ii++){SetIterable(iters[ii]).forEach(function(value){return set.add(value)})}})};Set.prototype.intersect=function(){var iters=SLICE$0.call(arguments,0);if(iters.length===0){return this}iters=iters.map(function(iter){return SetIterable(iter)});var originalSet=this;return this.withMutations(function(set){originalSet.forEach(function(value){if(!iters.every(function(iter){return iter.contains(value)})){set.remove(value)}})})};Set.prototype.subtract=function(){var iters=SLICE$0.call(arguments,0);if(iters.length===0){return this}iters=iters.map(function(iter){return SetIterable(iter)});var originalSet=this;return this.withMutations(function(set){originalSet.forEach(function(value){if(iters.some(function(iter){return iter.contains(value)})){set.remove(value)}})})};Set.prototype.merge=function(){return this.union.apply(this,arguments)};Set.prototype.mergeWith=function(merger){var iters=SLICE$0.call(arguments,1);return this.union.apply(this,iters)};Set.prototype.sort=function(comparator){return OrderedSet(sortFactory(this,comparator))};Set.prototype.sortBy=function(mapper,comparator){return OrderedSet(sortFactory(this,comparator,mapper))};Set.prototype.wasAltered=function(){return this._map.wasAltered()};Set.prototype.__iterate=function(fn,reverse){var this$0=this;return this._map.__iterate(function(_,k){return fn(k,k,this$0)},reverse)};Set.prototype.__iterator=function(type,reverse){return this._map.map(function(_,k){return k}).__iterator(type,reverse)};Set.prototype.__ensureOwner=function(ownerID){if(ownerID===this.__ownerID){return this}var newMap=this._map.__ensureOwner(ownerID);if(!ownerID){this.__ownerID=ownerID;this._map=newMap;return this}return this.__make(newMap,ownerID)};function isSet(maybeSet){return!!(maybeSet&&maybeSet[IS_SET_SENTINEL])}Set.isSet=isSet;var IS_SET_SENTINEL="@@__IMMUTABLE_SET__@@";var SetPrototype=Set.prototype;SetPrototype[IS_SET_SENTINEL]=true;SetPrototype[DELETE]=SetPrototype.remove;SetPrototype.mergeDeep=SetPrototype.merge;SetPrototype.mergeDeepWith=SetPrototype.mergeWith;SetPrototype.withMutations=MapPrototype.withMutations;SetPrototype.asMutable=MapPrototype.asMutable;SetPrototype.asImmutable=MapPrototype.asImmutable;SetPrototype.__empty=emptySet;SetPrototype.__make=makeSet;function updateSet(set,newMap){if(set.__ownerID){set.size=newMap.size;set._map=newMap;return set}return newMap===set._map?set:newMap.size===0?set.__empty():set.__make(newMap)}function makeSet(map,ownerID){var set=Object.create(SetPrototype);set.size=map?map.size:0;set._map=map;set.__ownerID=ownerID;return set}var EMPTY_SET;function emptySet(){return EMPTY_SET||(EMPTY_SET=makeSet(emptyMap()))}createClass(OrderedSet,Set);function OrderedSet(value){return value===null||value===undefined?emptyOrderedSet():isOrderedSet(value)?value:emptyOrderedSet().withMutations(function(set){var iter=SetIterable(value);assertNotInfinite(iter.size);iter.forEach(function(v){return set.add(v)})})}OrderedSet.of=function(){return this(arguments)};OrderedSet.fromKeys=function(value){return this(KeyedIterable(value).keySeq())};OrderedSet.prototype.toString=function(){return this.__toString("OrderedSet {","}")};function isOrderedSet(maybeOrderedSet){return isSet(maybeOrderedSet)&&isOrdered(maybeOrderedSet)}OrderedSet.isOrderedSet=isOrderedSet;var OrderedSetPrototype=OrderedSet.prototype;OrderedSetPrototype[IS_ORDERED_SENTINEL]=true;OrderedSetPrototype.__empty=emptyOrderedSet;OrderedSetPrototype.__make=makeOrderedSet;function makeOrderedSet(map,ownerID){var set=Object.create(OrderedSetPrototype);set.size=map?map.size:0;set._map=map;set.__ownerID=ownerID;return set}var EMPTY_ORDERED_SET;function emptyOrderedSet(){return EMPTY_ORDERED_SET||(EMPTY_ORDERED_SET=makeOrderedSet(emptyOrderedMap()))}createClass(Record,KeyedCollection);function Record(defaultValues,name){var RecordType=function Record(values){if(!(this instanceof RecordType)){return new RecordType(values)}this._map=Map(values)};var keys=Object.keys(defaultValues);var RecordTypePrototype=RecordType.prototype=Object.create(RecordPrototype);RecordTypePrototype.constructor=RecordType;name&&(RecordTypePrototype._name=name);RecordTypePrototype._defaultValues=defaultValues;RecordTypePrototype._keys=keys;RecordTypePrototype.size=keys.length;try{keys.forEach(function(key){Object.defineProperty(RecordType.prototype,key,{get:function(){return this.get(key)},set:function(value){invariant(this.__ownerID,"Cannot set on an immutable record.");this.set(key,value)}})})}catch(error){}return RecordType}Record.prototype.toString=function(){return this.__toString(recordName(this)+" {","}")};Record.prototype.has=function(k){return this._defaultValues.hasOwnProperty(k)};Record.prototype.get=function(k,notSetValue){if(!this.has(k)){return notSetValue}var defaultVal=this._defaultValues[k];return this._map?this._map.get(k,defaultVal):defaultVal};Record.prototype.clear=function(){if(this.__ownerID){this._map&&this._map.clear();return this}var SuperRecord=Object.getPrototypeOf(this).constructor;return SuperRecord._empty||(SuperRecord._empty=makeRecord(this,emptyMap()))};Record.prototype.set=function(k,v){if(!this.has(k)){throw new Error('Cannot set unknown key "'+k+'" on '+recordName(this))}var newMap=this._map&&this._map.set(k,v);if(this.__ownerID||newMap===this._map){return this}return makeRecord(this,newMap)};Record.prototype.remove=function(k){if(!this.has(k)){return this}var newMap=this._map&&this._map.remove(k);if(this.__ownerID||newMap===this._map){return this}return makeRecord(this,newMap)};Record.prototype.wasAltered=function(){return this._map.wasAltered()};Record.prototype.__iterator=function(type,reverse){var this$0=this;return KeyedIterable(this._defaultValues).map(function(_,k){return this$0.get(k)}).__iterator(type,reverse)};Record.prototype.__iterate=function(fn,reverse){var this$0=this;return KeyedIterable(this._defaultValues).map(function(_,k){return this$0.get(k)}).__iterate(fn,reverse)};Record.prototype.__ensureOwner=function(ownerID){if(ownerID===this.__ownerID){return this}var newMap=this._map&&this._map.__ensureOwner(ownerID);if(!ownerID){this.__ownerID=ownerID;this._map=newMap;return this}return makeRecord(this,newMap,ownerID)};var RecordPrototype=Record.prototype;RecordPrototype[DELETE]=RecordPrototype.remove;RecordPrototype.deleteIn=RecordPrototype.removeIn=MapPrototype.removeIn;RecordPrototype.merge=MapPrototype.merge;RecordPrototype.mergeWith=MapPrototype.mergeWith;RecordPrototype.mergeIn=MapPrototype.mergeIn;RecordPrototype.mergeDeep=MapPrototype.mergeDeep;RecordPrototype.mergeDeepWith=MapPrototype.mergeDeepWith;RecordPrototype.mergeDeepIn=MapPrototype.mergeDeepIn;RecordPrototype.setIn=MapPrototype.setIn;RecordPrototype.update=MapPrototype.update;RecordPrototype.updateIn=MapPrototype.updateIn;RecordPrototype.withMutations=MapPrototype.withMutations;RecordPrototype.asMutable=MapPrototype.asMutable;RecordPrototype.asImmutable=MapPrototype.asImmutable;function makeRecord(likeRecord,map,ownerID){var record=Object.create(Object.getPrototypeOf(likeRecord));record._map=map;record.__ownerID=ownerID;return record}function recordName(record){return record._name||record.constructor.name}function deepEqual(a,b){if(a===b){return true}if(!isIterable(b)||a.size!==undefined&&b.size!==undefined&&a.size!==b.size||a.__hash!==undefined&&b.__hash!==undefined&&a.__hash!==b.__hash||isKeyed(a)!==isKeyed(b)||isIndexed(a)!==isIndexed(b)||isOrdered(a)!==isOrdered(b)){return false}if(a.size===0&&b.size===0){return true}var notAssociative=!isAssociative(a);if(isOrdered(a)){var entries=a.entries();return b.every(function(v,k){var entry=entries.next().value;return entry&&is(entry[1],v)&&(notAssociative||is(entry[0],k))})&&entries.next().done}var flipped=false;if(a.size===undefined){if(b.size===undefined){a.cacheResult()}else{flipped=true;var _=a;a=b;b=_}}var allEqual=true;var bSize=b.__iterate(function(v,k){if(notAssociative?!a.has(v):flipped?!is(v,a.get(k,NOT_SET)):!is(a.get(k,NOT_SET),v)){allEqual=false;return false}});return allEqual&&a.size===bSize}createClass(Range,IndexedSeq);function Range(start,end,step){if(!(this instanceof Range)){return new Range(start,end,step)}invariant(step!==0,"Cannot step a Range by 0");start=start||0;if(end===undefined){end=Infinity}step=step===undefined?1:Math.abs(step);if(end<start){step=-step}this._start=start;this._end=end;this._step=step;this.size=Math.max(0,Math.ceil((end-start)/step-1)+1);if(this.size===0){if(EMPTY_RANGE){return EMPTY_RANGE}EMPTY_RANGE=this}}Range.prototype.toString=function(){if(this.size===0){return"Range []"}return"Range [ "+this._start+"..."+this._end+(this._step>1?" by "+this._step:"")+" ]"};Range.prototype.get=function(index,notSetValue){return this.has(index)?this._start+wrapIndex(this,index)*this._step:notSetValue};Range.prototype.contains=function(searchValue){var possibleIndex=(searchValue-this._start)/this._step;return possibleIndex>=0&&possibleIndex<this.size&&possibleIndex===Math.floor(possibleIndex)};Range.prototype.slice=function(begin,end){if(wholeSlice(begin,end,this.size)){return this}begin=resolveBegin(begin,this.size);end=resolveEnd(end,this.size);if(end<=begin){return new Range(0,0)}return new Range(this.get(begin,this._end),this.get(end,this._end),this._step)};Range.prototype.indexOf=function(searchValue){var offsetValue=searchValue-this._start;if(offsetValue%this._step===0){var index=offsetValue/this._step;if(index>=0&&index<this.size){return index}}return-1};Range.prototype.lastIndexOf=function(searchValue){return this.indexOf(searchValue)};Range.prototype.__iterate=function(fn,reverse){var maxIndex=this.size-1;var step=this._step;var value=reverse?this._start+maxIndex*step:this._start;for(var ii=0;ii<=maxIndex;ii++){if(fn(value,ii,this)===false){return ii+1}value+=reverse?-step:step}return ii};Range.prototype.__iterator=function(type,reverse){var maxIndex=this.size-1;var step=this._step;var value=reverse?this._start+maxIndex*step:this._start;var ii=0;return new Iterator(function(){var v=value;value+=reverse?-step:step;return ii>maxIndex?iteratorDone():iteratorValue(type,ii++,v)})};Range.prototype.equals=function(other){return other instanceof Range?this._start===other._start&&this._end===other._end&&this._step===other._step:deepEqual(this,other)};var EMPTY_RANGE;createClass(Repeat,IndexedSeq);function Repeat(value,times){if(!(this instanceof Repeat)){return new Repeat(value,times)}this._value=value;this.size=times===undefined?Infinity:Math.max(0,times);if(this.size===0){if(EMPTY_REPEAT){return EMPTY_REPEAT}EMPTY_REPEAT=this}}Repeat.prototype.toString=function(){if(this.size===0){return"Repeat []"}return"Repeat [ "+this._value+" "+this.size+" times ]"};Repeat.prototype.get=function(index,notSetValue){return this.has(index)?this._value:notSetValue};Repeat.prototype.contains=function(searchValue){return is(this._value,searchValue)};Repeat.prototype.slice=function(begin,end){var size=this.size;return wholeSlice(begin,end,size)?this:new Repeat(this._value,resolveEnd(end,size)-resolveBegin(begin,size))};Repeat.prototype.reverse=function(){return this};Repeat.prototype.indexOf=function(searchValue){if(is(this._value,searchValue)){return 0}return-1};Repeat.prototype.lastIndexOf=function(searchValue){if(is(this._value,searchValue)){return this.size}return-1};Repeat.prototype.__iterate=function(fn,reverse){for(var ii=0;ii<this.size;ii++){if(fn(this._value,ii,this)===false){return ii+1}}return ii};Repeat.prototype.__iterator=function(type,reverse){var this$0=this;var ii=0;return new Iterator(function(){return ii<this$0.size?iteratorValue(type,ii++,this$0._value):iteratorDone()})};Repeat.prototype.equals=function(other){return other instanceof Repeat?is(this._value,other._value):deepEqual(other)};var EMPTY_REPEAT;function mixin(ctor,methods){var keyCopier=function(key){ctor.prototype[key]=methods[key]};Object.keys(methods).forEach(keyCopier);Object.getOwnPropertySymbols&&Object.getOwnPropertySymbols(methods).forEach(keyCopier);return ctor}Iterable.Iterator=Iterator;mixin(Iterable,{toArray:function(){assertNotInfinite(this.size);var array=new Array(this.size||0);this.valueSeq().__iterate(function(v,i){array[i]=v});return array},toIndexedSeq:function(){return new ToIndexedSequence(this)},toJS:function(){return this.toSeq().map(function(value){return value&&typeof value.toJS==="function"?value.toJS():value}).__toJS()},toJSON:function(){return this.toSeq().map(function(value){return value&&typeof value.toJSON==="function"?value.toJSON():value}).__toJS()},toKeyedSeq:function(){return new ToKeyedSequence(this,true)},toMap:function(){return Map(this.toKeyedSeq())},toObject:function(){assertNotInfinite(this.size);var object={};this.__iterate(function(v,k){object[k]=v});return object},toOrderedMap:function(){return OrderedMap(this.toKeyedSeq())},toOrderedSet:function(){return OrderedSet(isKeyed(this)?this.valueSeq():this)},toSet:function(){return Set(isKeyed(this)?this.valueSeq():this)},toSetSeq:function(){return new ToSetSequence(this)},toSeq:function(){return isIndexed(this)?this.toIndexedSeq():isKeyed(this)?this.toKeyedSeq():this.toSetSeq()},toStack:function(){return Stack(isKeyed(this)?this.valueSeq():this)},toList:function(){return List(isKeyed(this)?this.valueSeq():this)},toString:function(){return"[Iterable]"},__toString:function(head,tail){if(this.size===0){return head+tail}return head+" "+this.toSeq().map(this.__toStringMapper).join(", ")+" "+tail},concat:function(){var values=SLICE$0.call(arguments,0);return reify(this,concatFactory(this,values))},contains:function(searchValue){return this.some(function(value){return is(value,searchValue)})},entries:function(){return this.__iterator(ITERATE_ENTRIES)},every:function(predicate,context){assertNotInfinite(this.size);var returnValue=true;this.__iterate(function(v,k,c){if(!predicate.call(context,v,k,c)){returnValue=false;return false}});return returnValue},filter:function(predicate,context){return reify(this,filterFactory(this,predicate,context,true))},find:function(predicate,context,notSetValue){var entry=this.findEntry(predicate,context);return entry?entry[1]:notSetValue},findEntry:function(predicate,context){var found;this.__iterate(function(v,k,c){if(predicate.call(context,v,k,c)){found=[k,v];return false}});return found},findLastEntry:function(predicate,context){return this.toSeq().reverse().findEntry(predicate,context)},forEach:function(sideEffect,context){assertNotInfinite(this.size);return this.__iterate(context?sideEffect.bind(context):sideEffect)},join:function(separator){assertNotInfinite(this.size);separator=separator!==undefined?""+separator:",";var joined="";var isFirst=true;this.__iterate(function(v){isFirst?isFirst=false:joined+=separator;joined+=v!==null&&v!==undefined?v:""});return joined},keys:function(){return this.__iterator(ITERATE_KEYS)},map:function(mapper,context){return reify(this,mapFactory(this,mapper,context))},reduce:function(reducer,initialReduction,context){assertNotInfinite(this.size);var reduction;var useFirst;if(arguments.length<2){useFirst=true}else{reduction=initialReduction}this.__iterate(function(v,k,c){if(useFirst){useFirst=false;reduction=v}else{reduction=reducer.call(context,reduction,v,k,c)}});return reduction},reduceRight:function(reducer,initialReduction,context){var reversed=this.toKeyedSeq().reverse();return reversed.reduce.apply(reversed,arguments)},reverse:function(){return reify(this,reverseFactory(this,true))},slice:function(begin,end){return reify(this,sliceFactory(this,begin,end,true))},some:function(predicate,context){return!this.every(not(predicate),context)},sort:function(comparator){return reify(this,sortFactory(this,comparator))},values:function(){return this.__iterator(ITERATE_VALUES)},butLast:function(){return this.slice(0,-1)},isEmpty:function(){return this.size!==undefined?this.size===0:!this.some(function(){return true})},count:function(predicate,context){return ensureSize(predicate?this.toSeq().filter(predicate,context):this)},countBy:function(grouper,context){return countByFactory(this,grouper,context)},equals:function(other){return deepEqual(this,other)},entrySeq:function(){var iterable=this;if(iterable._cache){return new ArraySeq(iterable._cache)}var entriesSequence=iterable.toSeq().map(entryMapper).toIndexedSeq();entriesSequence.fromEntrySeq=function(){return iterable.toSeq()};return entriesSequence},filterNot:function(predicate,context){return this.filter(not(predicate),context)},findLast:function(predicate,context,notSetValue){return this.toKeyedSeq().reverse().find(predicate,context,notSetValue)},first:function(){return this.find(returnTrue)},flatMap:function(mapper,context){return reify(this,flatMapFactory(this,mapper,context))},flatten:function(depth){return reify(this,flattenFactory(this,depth,true))},fromEntrySeq:function(){return new FromEntriesSequence(this)},get:function(searchKey,notSetValue){return this.find(function(_,key){return is(key,searchKey)},undefined,notSetValue)},getIn:function(searchKeyPath,notSetValue){var nested=this;var iter=forceIterator(searchKeyPath);var step;while(!(step=iter.next()).done){var key=step.value;nested=nested&&nested.get?nested.get(key,NOT_SET):NOT_SET;if(nested===NOT_SET){return notSetValue}}return nested},groupBy:function(grouper,context){return groupByFactory(this,grouper,context)},has:function(searchKey){return this.get(searchKey,NOT_SET)!==NOT_SET},hasIn:function(searchKeyPath){return this.getIn(searchKeyPath,NOT_SET)!==NOT_SET},isSubset:function(iter){iter=typeof iter.contains==="function"?iter:Iterable(iter);return this.every(function(value){return iter.contains(value)})},isSuperset:function(iter){return iter.isSubset(this)},keySeq:function(){return this.toSeq().map(keyMapper).toIndexedSeq()},last:function(){return this.toSeq().reverse().first()},max:function(comparator){return maxFactory(this,comparator)},maxBy:function(mapper,comparator){return maxFactory(this,comparator,mapper)},min:function(comparator){return maxFactory(this,comparator?neg(comparator):defaultNegComparator)},minBy:function(mapper,comparator){return maxFactory(this,comparator?neg(comparator):defaultNegComparator,mapper)},rest:function(){return this.slice(1)},skip:function(amount){return this.slice(Math.max(0,amount))},skipLast:function(amount){return reify(this,this.toSeq().reverse().skip(amount).reverse())},skipWhile:function(predicate,context){return reify(this,skipWhileFactory(this,predicate,context,true))},skipUntil:function(predicate,context){return this.skipWhile(not(predicate),context)},sortBy:function(mapper,comparator){return reify(this,sortFactory(this,comparator,mapper))},take:function(amount){return this.slice(0,Math.max(0,amount))},takeLast:function(amount){return reify(this,this.toSeq().reverse().take(amount).reverse())},takeWhile:function(predicate,context){return reify(this,takeWhileFactory(this,predicate,context))},takeUntil:function(predicate,context){return this.takeWhile(not(predicate),context)},valueSeq:function(){return this.toIndexedSeq()},hashCode:function(){return this.__hash||(this.__hash=hashIterable(this))}});var IterablePrototype=Iterable.prototype;IterablePrototype[IS_ITERABLE_SENTINEL]=true;IterablePrototype[ITERATOR_SYMBOL]=IterablePrototype.values;IterablePrototype.__toJS=IterablePrototype.toArray;IterablePrototype.__toStringMapper=quoteString;IterablePrototype.inspect=IterablePrototype.toSource=function(){return this.toString()};IterablePrototype.chain=IterablePrototype.flatMap;(function(){try{Object.defineProperty(IterablePrototype,"length",{get:function(){if(!Iterable.noLengthWarning){var stack;try{throw new Error}catch(error){stack=error.stack}if(stack.indexOf("_wrapObject")===-1){console&&console.warn&&console.warn("iterable.length has been deprecated, "+"use iterable.size or iterable.count(). "+"This warning will become a silent error in a future version. "+stack);return this.size}}}})}catch(e){}})();mixin(KeyedIterable,{flip:function(){return reify(this,flipFactory(this))},findKey:function(predicate,context){var entry=this.findEntry(predicate,context);return entry&&entry[0]},findLastKey:function(predicate,context){return this.toSeq().reverse().findKey(predicate,context)},keyOf:function(searchValue){return this.findKey(function(value){return is(value,searchValue)})},lastKeyOf:function(searchValue){return this.findLastKey(function(value){return is(value,searchValue)})},mapEntries:function(mapper,context){var this$0=this;var iterations=0;return reify(this,this.toSeq().map(function(v,k){return mapper.call(context,[k,v],iterations++,this$0)}).fromEntrySeq())},mapKeys:function(mapper,context){var this$0=this;return reify(this,this.toSeq().flip().map(function(k,v){return mapper.call(context,k,v,this$0)}).flip())}});var KeyedIterablePrototype=KeyedIterable.prototype;KeyedIterablePrototype[IS_KEYED_SENTINEL]=true;KeyedIterablePrototype[ITERATOR_SYMBOL]=IterablePrototype.entries;KeyedIterablePrototype.__toJS=IterablePrototype.toObject;KeyedIterablePrototype.__toStringMapper=function(v,k){return k+": "+quoteString(v)};mixin(IndexedIterable,{toKeyedSeq:function(){return new ToKeyedSequence(this,false)},filter:function(predicate,context){return reify(this,filterFactory(this,predicate,context,false))},findIndex:function(predicate,context){var entry=this.findEntry(predicate,context);return entry?entry[0]:-1},indexOf:function(searchValue){var key=this.toKeyedSeq().keyOf(searchValue);return key===undefined?-1:key},lastIndexOf:function(searchValue){return this.toSeq().reverse().indexOf(searchValue)},reverse:function(){return reify(this,reverseFactory(this,false))},slice:function(begin,end){return reify(this,sliceFactory(this,begin,end,false))},splice:function(index,removeNum){var numArgs=arguments.length;removeNum=Math.max(removeNum|0,0);if(numArgs===0||numArgs===2&&!removeNum){return this}index=resolveBegin(index,this.size);var spliced=this.slice(0,index);return reify(this,numArgs===1?spliced:spliced.concat(arrCopy(arguments,2),this.slice(index+removeNum)))},findLastIndex:function(predicate,context){var key=this.toKeyedSeq().findLastKey(predicate,context);return key===undefined?-1:key},first:function(){return this.get(0)},flatten:function(depth){return reify(this,flattenFactory(this,depth,false))},get:function(index,notSetValue){index=wrapIndex(this,index);return index<0||(this.size===Infinity||this.size!==undefined&&index>this.size)?notSetValue:this.find(function(_,key){return key===index},undefined,notSetValue)},has:function(index){index=wrapIndex(this,index);return index>=0&&(this.size!==undefined?this.size===Infinity||index<this.size:this.indexOf(index)!==-1)},interpose:function(separator){return reify(this,interposeFactory(this,separator))},interleave:function(){var iterables=[this].concat(arrCopy(arguments));var zipped=zipWithFactory(this.toSeq(),IndexedSeq.of,iterables);var interleaved=zipped.flatten(true);if(zipped.size){interleaved.size=zipped.size*iterables.length}return reify(this,interleaved)},last:function(){return this.get(-1)},skipWhile:function(predicate,context){return reify(this,skipWhileFactory(this,predicate,context,false))},zip:function(){var iterables=[this].concat(arrCopy(arguments));return reify(this,zipWithFactory(this,defaultZipper,iterables))},zipWith:function(zipper){var iterables=arrCopy(arguments);iterables[0]=this;return reify(this,zipWithFactory(this,zipper,iterables))}});IndexedIterable.prototype[IS_INDEXED_SENTINEL]=true;IndexedIterable.prototype[IS_ORDERED_SENTINEL]=true;mixin(SetIterable,{get:function(value,notSetValue){return this.has(value)?value:notSetValue},contains:function(value){return this.has(value)},keySeq:function(){return this.valueSeq()}});SetIterable.prototype.has=IterablePrototype.contains;mixin(KeyedSeq,KeyedIterable.prototype);mixin(IndexedSeq,IndexedIterable.prototype);mixin(SetSeq,SetIterable.prototype);mixin(KeyedCollection,KeyedIterable.prototype);mixin(IndexedCollection,IndexedIterable.prototype);mixin(SetCollection,SetIterable.prototype);function keyMapper(v,k){return k}function entryMapper(v,k){return[k,v]}function not(predicate){return function(){return!predicate.apply(this,arguments)}}function neg(predicate){return function(){return-predicate.apply(this,arguments)}}function quoteString(value){return typeof value==="string"?JSON.stringify(value):value}function defaultZipper(){return arrCopy(arguments)}function defaultNegComparator(a,b){return a<b?1:a>b?-1:0}function hashIterable(iterable){if(iterable.size===Infinity){return 0}var ordered=isOrdered(iterable);var keyed=isKeyed(iterable);var h=ordered?1:0;var size=iterable.__iterate(keyed?ordered?function(v,k){h=31*h+hashMerge(hash(v),hash(k))|0}:function(v,k){h=h+hashMerge(hash(v),hash(k))|0}:ordered?function(v){h=31*h+hash(v)|0}:function(v){h=h+hash(v)|0});return murmurHashOfSize(size,h)}function murmurHashOfSize(size,h){h=Math__imul(h,3432918353);h=Math__imul(h<<15|h>>>-15,461845907);h=Math__imul(h<<13|h>>>-13,5);h=(h+3864292196|0)^size;h=Math__imul(h^h>>>16,2246822507);h=Math__imul(h^h>>>13,3266489909);h=smi(h^h>>>16);return h}function hashMerge(a,b){return a^b+2654435769+(a<<6)+(a>>2)|0}var Immutable={Iterable:Iterable,Seq:Seq,Collection:Collection,Map:Map,OrderedMap:OrderedMap,List:List,Stack:Stack,Set:Set,OrderedSet:OrderedSet,Record:Record,Range:Range,Repeat:Repeat,is:is,fromJS:fromJS};return Immutable})},{}]},{},[]);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}({1:[function(require,module,exports){module.exports=function split(undef){var nativeSplit=String.prototype.split,compliantExecNpcg=/()??/.exec("")[1]===undef,self;self=function(str,separator,limit){if(Object.prototype.toString.call(separator)!=="[object RegExp]"){return nativeSplit.call(str,separator,limit)}var output=[],flags=(separator.ignoreCase?"i":"")+(separator.multiline?"m":"")+(separator.extended?"x":"")+(separator.sticky?"y":""),lastLastIndex=0,separator=new RegExp(separator.source,flags+"g"),separator2,match,lastIndex,lastLength;str+="";if(!compliantExecNpcg){separator2=new RegExp("^"+separator.source+"$(?!\\s)",flags)}limit=limit===undef?-1>>>0:limit>>>0;while(match=separator.exec(str)){lastIndex=match.index+match[0].length;if(lastIndex>lastLastIndex){output.push(str.slice(lastLastIndex,match.index));if(!compliantExecNpcg&&match.length>1){match[0].replace(separator2,function(){for(var i=1;i<arguments.length-2;i++){if(arguments[i]===undef){match[i]=undef}}})}if(match.length>1&&match.index<str.length){Array.prototype.push.apply(output,match.slice(1))}lastLength=match[0].length;lastLastIndex=lastIndex;if(output.length>=limit){break}}if(separator.lastIndex===match.index){separator.lastIndex++}}if(lastLastIndex===str.length){if(lastLength||!separator.test("")){output.push("")}}else{output.push(str.slice(lastLastIndex))}return output.length>limit?output.slice(0,limit):output
};return self}()},{}],2:[function(require,module,exports){"use strict";var OneVersionConstraint=require("individual/one-version");var MY_VERSION="7";OneVersionConstraint("ev-store",MY_VERSION);var hashKey="__EV_STORE_KEY@"+MY_VERSION;module.exports=EvStore;function EvStore(elem){var hash=elem[hashKey];if(!hash){hash=elem[hashKey]={}}return hash}},{"individual/one-version":4}],3:[function(require,module,exports){(function(global){"use strict";var root=typeof window!=="undefined"?window:typeof global!=="undefined"?global:{};module.exports=Individual;function Individual(key,value){if(key in root){return root[key]}root[key]=value;return value}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{}],4:[function(require,module,exports){"use strict";var Individual=require("./index.js");module.exports=OneVersion;function OneVersion(moduleName,version,defaultValue){var key="__INDIVIDUAL_ONE_VERSION_"+moduleName;var enforceKey=key+"_ENFORCE_SINGLETON";var versionValue=Individual(enforceKey,version);if(versionValue!==version){throw new Error("Can only have one copy of "+moduleName+".\n"+"You already have version "+versionValue+" installed.\n"+"This means you cannot install version "+version)}return Individual(key,defaultValue)}},{"./index.js":3}],5:[function(require,module,exports){var nativeIsArray=Array.isArray;var toString=Object.prototype.toString;module.exports=nativeIsArray||isArray;function isArray(obj){return toString.call(obj)==="[object Array]"}},{}],6:[function(require,module,exports){"use strict";var EvStore=require("ev-store");module.exports=EvHook;function EvHook(value){if(!(this instanceof EvHook)){return new EvHook(value)}this.value=value}EvHook.prototype.hook=function(node,propertyName){var es=EvStore(node);var propName=propertyName.substr(3);es[propName]=this.value};EvHook.prototype.unhook=function(node,propertyName){var es=EvStore(node);var propName=propertyName.substr(3);es[propName]=undefined}},{"ev-store":2}],7:[function(require,module,exports){"use strict";module.exports=SoftSetHook;function SoftSetHook(value){if(!(this instanceof SoftSetHook)){return new SoftSetHook(value)}this.value=value}SoftSetHook.prototype.hook=function(node,propertyName){if(node[propertyName]!==this.value){node[propertyName]=this.value}}},{}],8:[function(require,module,exports){"use strict";var isArray=require("x-is-array");var VNode=require("../vnode/vnode.js");var VText=require("../vnode/vtext.js");var isVNode=require("../vnode/is-vnode");var isVText=require("../vnode/is-vtext");var isWidget=require("../vnode/is-widget");var isHook=require("../vnode/is-vhook");var isVThunk=require("../vnode/is-thunk");var parseTag=require("./parse-tag.js");var softSetHook=require("./hooks/soft-set-hook.js");var evHook=require("./hooks/ev-hook.js");module.exports=h;function h(tagName,properties,children){var childNodes=[];var tag,props,key,namespace;if(!children&&isChildren(properties)){children=properties;props={}}props=props||properties||{};tag=parseTag(tagName,props);if(props.hasOwnProperty("key")){key=props.key;props.key=undefined}if(props.hasOwnProperty("namespace")){namespace=props.namespace;props.namespace=undefined}if(tag==="INPUT"&&!namespace&&props.hasOwnProperty("value")&&props.value!==undefined&&!isHook(props.value)){props.value=softSetHook(props.value)}transformProperties(props);if(children!==undefined&&children!==null){addChild(children,childNodes,tag,props)}return new VNode(tag,props,childNodes,key,namespace)}function addChild(c,childNodes,tag,props){if(typeof c==="string"){childNodes.push(new VText(c))}else if(isChild(c)){childNodes.push(c)}else if(isArray(c)){for(var i=0;i<c.length;i++){addChild(c[i],childNodes,tag,props)}}else if(c===null||c===undefined){return}else{throw UnexpectedVirtualElement({foreignObject:c,parentVnode:{tagName:tag,properties:props}})}}function transformProperties(props){for(var propName in props){if(props.hasOwnProperty(propName)){var value=props[propName];if(isHook(value)){continue}if(propName.substr(0,3)==="ev-"){props[propName]=evHook(value)}}}}function isChild(x){return isVNode(x)||isVText(x)||isWidget(x)||isVThunk(x)}function isChildren(x){return typeof x==="string"||isArray(x)||isChild(x)}function UnexpectedVirtualElement(data){var err=new Error;err.type="virtual-hyperscript.unexpected.virtual-element";err.message="Unexpected virtual child passed to h().\n"+"Expected a VNode / Vthunk / VWidget / string but:\n"+"got:\n"+errorString(data.foreignObject)+".\n"+"The parent vnode is:\n"+errorString(data.parentVnode);"\n"+"Suggested fix: change your `h(..., [ ... ])` callsite.";err.foreignObject=data.foreignObject;err.parentVnode=data.parentVnode;return err}function errorString(obj){try{return JSON.stringify(obj,null,"    ")}catch(e){return String(obj)}}},{"../vnode/is-thunk":10,"../vnode/is-vhook":11,"../vnode/is-vnode":12,"../vnode/is-vtext":13,"../vnode/is-widget":14,"../vnode/vnode.js":16,"../vnode/vtext.js":17,"./hooks/ev-hook.js":6,"./hooks/soft-set-hook.js":7,"./parse-tag.js":9,"x-is-array":5}],9:[function(require,module,exports){"use strict";var split=require("browser-split");var classIdSplit=/([\.#]?[a-zA-Z0-9_:-]+)/;var notClassId=/^\.|#/;module.exports=parseTag;function parseTag(tag,props){if(!tag){return"DIV"}var noId=!props.hasOwnProperty("id");var tagParts=split(tag,classIdSplit);var tagName=null;if(notClassId.test(tagParts[1])){tagName="DIV"}var classes,part,type,i;for(i=0;i<tagParts.length;i++){part=tagParts[i];if(!part){continue}type=part.charAt(0);if(!tagName){tagName=part}else if(type==="."){classes=classes||[];classes.push(part.substring(1,part.length))}else if(type==="#"&&noId){props.id=part.substring(1,part.length)}}if(classes){if(props.className){classes.push(props.className)}props.className=classes.join(" ")}return props.namespace?tagName:tagName.toUpperCase()}},{"browser-split":1}],10:[function(require,module,exports){module.exports=isThunk;function isThunk(t){return t&&t.type==="Thunk"}},{}],11:[function(require,module,exports){module.exports=isHook;function isHook(hook){return hook&&typeof hook.hook==="function"&&!hook.hasOwnProperty("hook")}},{}],12:[function(require,module,exports){var version=require("./version");module.exports=isVirtualNode;function isVirtualNode(x){return x&&x.type==="VirtualNode"&&x.version===version}},{"./version":15}],13:[function(require,module,exports){var version=require("./version");module.exports=isVirtualText;function isVirtualText(x){return x&&x.type==="VirtualText"&&x.version===version}},{"./version":15}],14:[function(require,module,exports){module.exports=isWidget;function isWidget(w){return w&&w.type==="Widget"}},{}],15:[function(require,module,exports){module.exports="1"},{}],16:[function(require,module,exports){var version=require("./version");var isVNode=require("./is-vnode");var isWidget=require("./is-widget");var isThunk=require("./is-thunk");var isVHook=require("./is-vhook");module.exports=VirtualNode;var noProperties={};var noChildren=[];function VirtualNode(tagName,properties,children,key,namespace){this.tagName=tagName;this.properties=properties||noProperties;this.children=children||noChildren;this.key=key!=null?String(key):undefined;this.namespace=typeof namespace==="string"?namespace:null;var count=children&&children.length||0;var descendants=0;var hasWidgets=false;var hasThunks=false;var descendantHooks=false;var hooks;for(var propName in properties){if(properties.hasOwnProperty(propName)){var property=properties[propName];if(isVHook(property)&&property.unhook){if(!hooks){hooks={}}hooks[propName]=property}}}for(var i=0;i<count;i++){var child=children[i];if(isVNode(child)){descendants+=child.count||0;if(!hasWidgets&&child.hasWidgets){hasWidgets=true}if(!hasThunks&&child.hasThunks){hasThunks=true}if(!descendantHooks&&(child.hooks||child.descendantHooks)){descendantHooks=true}}else if(!hasWidgets&&isWidget(child)){if(typeof child.destroy==="function"){hasWidgets=true}}else if(!hasThunks&&isThunk(child)){hasThunks=true}}this.count=count+descendants;this.hasWidgets=hasWidgets;this.hasThunks=hasThunks;this.hooks=hooks;this.descendantHooks=descendantHooks}VirtualNode.prototype.version=version;VirtualNode.prototype.type="VirtualNode"},{"./is-thunk":10,"./is-vhook":11,"./is-vnode":12,"./is-widget":14,"./version":15}],17:[function(require,module,exports){var version=require("./version");module.exports=VirtualText;function VirtualText(text){this.text=String(text)}VirtualText.prototype.version=version;VirtualText.prototype.type="VirtualText"},{"./version":15}],"virtual-dom/h":[function(require,module,exports){var h=require("./virtual-hyperscript/index.js");module.exports=h},{"./virtual-hyperscript/index.js":8}]},{},[]);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}({1:[function(require,module,exports){"use strict";module.exports=function isObject(x){return typeof x==="object"&&x!==null}},{}],2:[function(require,module,exports){var nativeIsArray=Array.isArray;var toString=Object.prototype.toString;module.exports=nativeIsArray||isArray;function isArray(obj){return toString.call(obj)==="[object Array]"}},{}],3:[function(require,module,exports){var isVNode=require("./is-vnode");var isVText=require("./is-vtext");var isWidget=require("./is-widget");var isThunk=require("./is-thunk");module.exports=handleThunk;function handleThunk(a,b){var renderedA=a;var renderedB=b;if(isThunk(b)){renderedB=renderThunk(b,a)}if(isThunk(a)){renderedA=renderThunk(a,null)}return{a:renderedA,b:renderedB}}function renderThunk(thunk,previous){var renderedThunk=thunk.vnode;if(!renderedThunk){renderedThunk=thunk.vnode=thunk.render(previous)}if(!(isVNode(renderedThunk)||isVText(renderedThunk)||isWidget(renderedThunk))){throw new Error("thunk did not return a valid node")}return renderedThunk}},{"./is-thunk":4,"./is-vnode":6,"./is-vtext":7,"./is-widget":8}],4:[function(require,module,exports){module.exports=isThunk;function isThunk(t){return t&&t.type==="Thunk"}},{}],5:[function(require,module,exports){module.exports=isHook;function isHook(hook){return hook&&typeof hook.hook==="function"&&!hook.hasOwnProperty("hook")}},{}],6:[function(require,module,exports){var version=require("./version");module.exports=isVirtualNode;function isVirtualNode(x){return x&&x.type==="VirtualNode"&&x.version===version}},{"./version":9}],7:[function(require,module,exports){var version=require("./version");module.exports=isVirtualText;function isVirtualText(x){return x&&x.type==="VirtualText"&&x.version===version}},{"./version":9}],8:[function(require,module,exports){module.exports=isWidget;function isWidget(w){return w&&w.type==="Widget"}},{}],9:[function(require,module,exports){module.exports="1"},{}],10:[function(require,module,exports){var version=require("./version");VirtualPatch.NONE=0;VirtualPatch.VTEXT=1;VirtualPatch.VNODE=2;VirtualPatch.WIDGET=3;VirtualPatch.PROPS=4;VirtualPatch.ORDER=5;VirtualPatch.INSERT=6;VirtualPatch.REMOVE=7;VirtualPatch.THUNK=8;module.exports=VirtualPatch;function VirtualPatch(type,vNode,patch){this.type=Number(type);this.vNode=vNode;this.patch=patch}VirtualPatch.prototype.version=version;VirtualPatch.prototype.type="VirtualPatch"},{"./version":9}],11:[function(require,module,exports){var isArray=require("x-is-array");var isObject=require("is-object");var VPatch=require("../vnode/vpatch");var isVNode=require("../vnode/is-vnode");var isVText=require("../vnode/is-vtext");var isWidget=require("../vnode/is-widget");var isThunk=require("../vnode/is-thunk");var isHook=require("../vnode/is-vhook");var handleThunk=require("../vnode/handle-thunk");module.exports=diff;function diff(a,b){var patch={a:a};walk(a,b,patch,0);return patch}function walk(a,b,patch,index){if(a===b){return}var apply=patch[index];var applyClear=false;if(isThunk(a)||isThunk(b)){thunks(a,b,patch,index)}else if(b==null){if(!isWidget(a)){clearState(a,patch,index);apply=patch[index]}apply=appendPatch(apply,new VPatch(VPatch.REMOVE,a,b))}else if(isVNode(b)){if(isVNode(a)){if(a.tagName===b.tagName&&a.namespace===b.namespace&&a.key===b.key){var propsPatch=diffProps(a.properties,b.properties);if(propsPatch){apply=appendPatch(apply,new VPatch(VPatch.PROPS,a,propsPatch))}apply=diffChildren(a,b,patch,apply,index)}else{apply=appendPatch(apply,new VPatch(VPatch.VNODE,a,b));applyClear=true}}else{apply=appendPatch(apply,new VPatch(VPatch.VNODE,a,b));applyClear=true}}else if(isVText(b)){if(!isVText(a)){apply=appendPatch(apply,new VPatch(VPatch.VTEXT,a,b));applyClear=true}else if(a.text!==b.text){apply=appendPatch(apply,new VPatch(VPatch.VTEXT,a,b))}}else if(isWidget(b)){if(!isWidget(a)){applyClear=true}apply=appendPatch(apply,new VPatch(VPatch.WIDGET,a,b))}if(apply){patch[index]=apply}if(applyClear){clearState(a,patch,index)}}function diffProps(a,b){var diff;for(var aKey in a){if(!(aKey in b)){diff=diff||{};diff[aKey]=undefined}var aValue=a[aKey];var bValue=b[aKey];if(aValue===bValue){continue}else if(isObject(aValue)&&isObject(bValue)){if(getPrototype(bValue)!==getPrototype(aValue)){diff=diff||{};diff[aKey]=bValue}else if(isHook(bValue)){diff=diff||{};diff[aKey]=bValue}else{var objectDiff=diffProps(aValue,bValue);if(objectDiff){diff=diff||{};diff[aKey]=objectDiff}}}else{diff=diff||{};diff[aKey]=bValue}}for(var bKey in b){if(!(bKey in a)){diff=diff||{};diff[bKey]=b[bKey]}}return diff}function getPrototype(value){if(Object.getPrototypeOf){return Object.getPrototypeOf(value)}else if(value.__proto__){return value.__proto__}else if(value.constructor){return value.constructor.prototype}}function diffChildren(a,b,patch,apply,index){var aChildren=a.children;var bChildren=reorder(aChildren,b.children);var aLen=aChildren.length;var bLen=bChildren.length;var len=aLen>bLen?aLen:bLen;for(var i=0;i<len;i++){var leftNode=aChildren[i];var rightNode=bChildren[i];index+=1;if(!leftNode){if(rightNode){apply=appendPatch(apply,new VPatch(VPatch.INSERT,null,rightNode))}}else{walk(leftNode,rightNode,patch,index)}if(isVNode(leftNode)&&leftNode.count){index+=leftNode.count}}if(bChildren.moves){apply=appendPatch(apply,new VPatch(VPatch.ORDER,a,bChildren.moves))}return apply}function clearState(vNode,patch,index){unhook(vNode,patch,index);destroyWidgets(vNode,patch,index)}function destroyWidgets(vNode,patch,index){if(isWidget(vNode)){if(typeof vNode.destroy==="function"){patch[index]=appendPatch(patch[index],new VPatch(VPatch.REMOVE,vNode,null))}}else if(isVNode(vNode)&&(vNode.hasWidgets||vNode.hasThunks)){var children=vNode.children;var len=children.length;for(var i=0;i<len;i++){var child=children[i];index+=1;destroyWidgets(child,patch,index);if(isVNode(child)&&child.count){index+=child.count}}}else if(isThunk(vNode)){thunks(vNode,null,patch,index)}}function thunks(a,b,patch,index){var nodes=handleThunk(a,b);var thunkPatch=diff(nodes.a,nodes.b);if(hasPatches(thunkPatch)){patch[index]=new VPatch(VPatch.THUNK,null,thunkPatch)}}function hasPatches(patch){for(var index in patch){if(index!=="a"){return true}}return false}function unhook(vNode,patch,index){if(isVNode(vNode)){if(vNode.hooks){patch[index]=appendPatch(patch[index],new VPatch(VPatch.PROPS,vNode,undefinedKeys(vNode.hooks)))}if(vNode.descendantHooks||vNode.hasThunks){var children=vNode.children;var len=children.length;for(var i=0;i<len;i++){var child=children[i];index+=1;unhook(child,patch,index);if(isVNode(child)&&child.count){index+=child.count}}}}else if(isThunk(vNode)){thunks(vNode,null,patch,index)}}function undefinedKeys(obj){var result={};for(var key in obj){result[key]=undefined}return result}function reorder(aChildren,bChildren){var bKeys=keyIndex(bChildren);if(!bKeys){return bChildren}var aKeys=keyIndex(aChildren);if(!aKeys){return bChildren}var bMatch={},aMatch={};for(var aKey in bKeys){bMatch[bKeys[aKey]]=aKeys[aKey]}for(var bKey in aKeys){aMatch[aKeys[bKey]]=bKeys[bKey]}var aLen=aChildren.length;var bLen=bChildren.length;var len=aLen>bLen?aLen:bLen;var shuffle=[];var freeIndex=0;var i=0;var moveIndex=0;var moves={};var removes=moves.removes={};var reverse=moves.reverse={};var hasMoves=false;while(freeIndex<len){var move=aMatch[i];if(move!==undefined){shuffle[i]=bChildren[move];if(move!==moveIndex){moves[move]=moveIndex;reverse[moveIndex]=move;hasMoves=true}moveIndex++}else if(i in aMatch){shuffle[i]=undefined;removes[i]=moveIndex++;hasMoves=true}else{while(bMatch[freeIndex]!==undefined){freeIndex++}if(freeIndex<len){var freeChild=bChildren[freeIndex];if(freeChild){shuffle[i]=freeChild;if(freeIndex!==moveIndex){hasMoves=true;moves[freeIndex]=moveIndex;reverse[moveIndex]=freeIndex}moveIndex++}freeIndex++}}i++}if(hasMoves){shuffle.moves=moves}return shuffle}function keyIndex(children){var i,keys;for(i=0;i<children.length;i++){var child=children[i];if(child.key!==undefined){keys=keys||{};keys[child.key]=i}}return keys}function appendPatch(apply,patch){if(apply){if(isArray(apply)){apply.push(patch)}else{apply=[apply,patch]}return apply}else{return patch}}},{"../vnode/handle-thunk":3,"../vnode/is-thunk":4,"../vnode/is-vhook":5,"../vnode/is-vnode":6,"../vnode/is-vtext":7,"../vnode/is-widget":8,"../vnode/vpatch":10,"is-object":1,"x-is-array":2}],"virtual-dom/diff":[function(require,module,exports){var diff=require("./vtree/diff.js");module.exports=diff},{"./vtree/diff.js":11}]},{},[]);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}({1:[function(require,module,exports){},{}],2:[function(require,module,exports){(function(global){var topLevel=typeof global!=="undefined"?global:typeof window!=="undefined"?window:{};var minDoc=require("min-document");if(typeof document!=="undefined"){module.exports=document}else{var doccy=topLevel["__GLOBAL_DOCUMENT_CACHE@4"];if(!doccy){doccy=topLevel["__GLOBAL_DOCUMENT_CACHE@4"]=minDoc}module.exports=doccy}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"min-document":1}],3:[function(require,module,exports){"use strict";module.exports=function isObject(x){return typeof x==="object"&&x!==null}},{}],4:[function(require,module,exports){var nativeIsArray=Array.isArray;var toString=Object.prototype.toString;module.exports=nativeIsArray||isArray;function isArray(obj){return toString.call(obj)==="[object Array]"}},{}],5:[function(require,module,exports){var isObject=require("is-object");var isHook=require("../vnode/is-vhook.js");module.exports=applyProperties;function applyProperties(node,props,previous){for(var propName in props){var propValue=props[propName];if(propValue===undefined){removeProperty(node,props,previous,propName)}else if(isHook(propValue)){propValue.hook(node,propName,previous?previous[propName]:undefined)}else{if(isObject(propValue)){patchObject(node,props,previous,propName,propValue)}else if(propValue!==undefined){node[propName]=propValue}}}}function removeProperty(node,props,previous,propName){if(previous){var previousValue=previous[propName];if(!isHook(previousValue)){if(propName==="attributes"){for(var attrName in previousValue){node.removeAttribute(attrName)}}else if(propName==="style"){for(var i in previousValue){node.style[i]=""}}else if(typeof previousValue==="string"){node[propName]=""}else{node[propName]=null}}else if(previousValue.unhook){previousValue.unhook(node,propName)}}}function patchObject(node,props,previous,propName,propValue){var previousValue=previous?previous[propName]:undefined;if(propName==="attributes"){for(var attrName in propValue){var attrValue=propValue[attrName];if(attrValue===undefined){node.removeAttribute(attrName)}else{node.setAttribute(attrName,attrValue)}}return}if(previousValue&&isObject(previousValue)&&getPrototype(previousValue)!==getPrototype(propValue)){node[propName]=propValue;return}if(!isObject(node[propName])){node[propName]={}}var replacer=propName==="style"?"":undefined;for(var k in propValue){var value=propValue[k];node[propName][k]=value===undefined?replacer:value}}function getPrototype(value){if(Object.getPrototypeOf){return Object.getPrototypeOf(value)}else if(value.__proto__){return value.__proto__}else if(value.constructor){return value.constructor.prototype}}},{"../vnode/is-vhook.js":13,"is-object":3}],6:[function(require,module,exports){var document=require("global/document");var applyProperties=require("./apply-properties");var isVNode=require("../vnode/is-vnode.js");var isVText=require("../vnode/is-vtext.js");var isWidget=require("../vnode/is-widget.js");var handleThunk=require("../vnode/handle-thunk.js");module.exports=createElement;function createElement(vnode,opts){var doc=opts?opts.document||document:document;var warn=opts?opts.warn:null;vnode=handleThunk(vnode).a;if(isWidget(vnode)){return vnode.init()}else if(isVText(vnode)){return doc.createTextNode(vnode.text)}else if(!isVNode(vnode)){if(warn){warn("Item is not a valid virtual dom node",vnode)}return null}var node=vnode.namespace===null?doc.createElement(vnode.tagName):doc.createElementNS(vnode.namespace,vnode.tagName);var props=vnode.properties;applyProperties(node,props);var children=vnode.children;for(var i=0;i<children.length;i++){var childNode=createElement(children[i],opts);if(childNode){node.appendChild(childNode)}}return node}},{"../vnode/handle-thunk.js":11,"../vnode/is-vnode.js":14,"../vnode/is-vtext.js":15,"../vnode/is-widget.js":16,"./apply-properties":5,"global/document":2}],7:[function(require,module,exports){var noChild={};module.exports=domIndex;function domIndex(rootNode,tree,indices,nodes){if(!indices||indices.length===0){return{}}else{indices.sort(ascending);return recurse(rootNode,tree,indices,nodes,0)}}function recurse(rootNode,tree,indices,nodes,rootIndex){nodes=nodes||{};if(rootNode){if(indexInRange(indices,rootIndex,rootIndex)){nodes[rootIndex]=rootNode}var vChildren=tree.children;if(vChildren){var childNodes=rootNode.childNodes;for(var i=0;i<tree.children.length;i++){rootIndex+=1;var vChild=vChildren[i]||noChild;var nextIndex=rootIndex+(vChild.count||0);if(indexInRange(indices,rootIndex,nextIndex)){recurse(childNodes[i],vChild,indices,nodes,rootIndex)}rootIndex=nextIndex}}}return nodes}function indexInRange(indices,left,right){if(indices.length===0){return false}var minIndex=0;var maxIndex=indices.length-1;var currentIndex;var currentItem;while(minIndex<=maxIndex){currentIndex=(maxIndex+minIndex)/2>>0;currentItem=indices[currentIndex];if(minIndex===maxIndex){return currentItem>=left&&currentItem<=right}else if(currentItem<left){minIndex=currentIndex+1}else if(currentItem>right){maxIndex=currentIndex-1}else{return true}}return false}function ascending(a,b){return a>b?1:-1}},{}],8:[function(require,module,exports){var applyProperties=require("./apply-properties");var isWidget=require("../vnode/is-widget.js");var VPatch=require("../vnode/vpatch.js");var render=require("./create-element");var updateWidget=require("./update-widget");module.exports=applyPatch;function applyPatch(vpatch,domNode,renderOptions){var type=vpatch.type;var vNode=vpatch.vNode;var patch=vpatch.patch;switch(type){case VPatch.REMOVE:return removeNode(domNode,vNode);case VPatch.INSERT:return insertNode(domNode,patch,renderOptions);case VPatch.VTEXT:return stringPatch(domNode,vNode,patch,renderOptions);case VPatch.WIDGET:return widgetPatch(domNode,vNode,patch,renderOptions);case VPatch.VNODE:return vNodePatch(domNode,vNode,patch,renderOptions);case VPatch.ORDER:reorderChildren(domNode,patch);return domNode;case VPatch.PROPS:applyProperties(domNode,patch,vNode.properties);return domNode;case VPatch.THUNK:return replaceRoot(domNode,renderOptions.patch(domNode,patch,renderOptions));default:return domNode}}function removeNode(domNode,vNode){var parentNode=domNode.parentNode;if(parentNode){parentNode.removeChild(domNode)}destroyWidget(domNode,vNode);return null}function insertNode(parentNode,vNode,renderOptions){var newNode=render(vNode,renderOptions);if(parentNode){parentNode.appendChild(newNode)}return parentNode}function stringPatch(domNode,leftVNode,vText,renderOptions){var newNode;if(domNode.nodeType===3){domNode.replaceData(0,domNode.length,vText.text);newNode=domNode}else{var parentNode=domNode.parentNode;newNode=render(vText,renderOptions);if(parentNode){parentNode.replaceChild(newNode,domNode)}}return newNode}function widgetPatch(domNode,leftVNode,widget,renderOptions){var updating=updateWidget(leftVNode,widget);var newNode;if(updating){newNode=widget.update(leftVNode,domNode)||domNode}else{newNode=render(widget,renderOptions)}var parentNode=domNode.parentNode;if(parentNode&&newNode!==domNode){parentNode.replaceChild(newNode,domNode)}if(!updating){destroyWidget(domNode,leftVNode)}return newNode}function vNodePatch(domNode,leftVNode,vNode,renderOptions){var parentNode=domNode.parentNode;var newNode=render(vNode,renderOptions);if(parentNode){parentNode.replaceChild(newNode,domNode)}return newNode}function destroyWidget(domNode,w){if(typeof w.destroy==="function"&&isWidget(w)){w.destroy(domNode)}}function reorderChildren(domNode,bIndex){var children=[];var childNodes=domNode.childNodes;var len=childNodes.length;var i;var reverseIndex=bIndex.reverse;for(i=0;i<len;i++){children.push(domNode.childNodes[i])}var insertOffset=0;var move;var node;var insertNode;var chainLength;var insertedLength;var nextSibling;for(i=0;i<len;){move=bIndex[i];chainLength=1;if(move!==undefined&&move!==i){while(bIndex[i+chainLength]===move+chainLength){chainLength++}if(reverseIndex[i]>i+chainLength){insertOffset++}node=children[move];insertNode=childNodes[i+insertOffset]||null;insertedLength=0;while(node!==insertNode&&insertedLength++<chainLength){domNode.insertBefore(node,insertNode);node=children[move+insertedLength]}if(move+chainLength<i){insertOffset--}}if(i in bIndex.removes){insertOffset++}i+=chainLength}}function replaceRoot(oldRoot,newRoot){if(oldRoot&&newRoot&&oldRoot!==newRoot&&oldRoot.parentNode){console.log(oldRoot);oldRoot.parentNode.replaceChild(newRoot,oldRoot)}return newRoot}},{"../vnode/is-widget.js":16,"../vnode/vpatch.js":18,"./apply-properties":5,"./create-element":6,"./update-widget":10}],9:[function(require,module,exports){var document=require("global/document");var isArray=require("x-is-array");var domIndex=require("./dom-index");var patchOp=require("./patch-op");module.exports=patch;function patch(rootNode,patches){return patchRecursive(rootNode,patches)}function patchRecursive(rootNode,patches,renderOptions){var indices=patchIndices(patches);if(indices.length===0){return rootNode}var index=domIndex(rootNode,patches.a,indices);var ownerDocument=rootNode.ownerDocument;if(!renderOptions){renderOptions={patch:patchRecursive};if(ownerDocument!==document){renderOptions.document=ownerDocument}}for(var i=0;i<indices.length;i++){var nodeIndex=indices[i];rootNode=applyPatch(rootNode,index[nodeIndex],patches[nodeIndex],renderOptions)}return rootNode}function applyPatch(rootNode,domNode,patchList,renderOptions){if(!domNode){return rootNode}var newNode;if(isArray(patchList)){for(var i=0;i<patchList.length;i++){newNode=patchOp(patchList[i],domNode,renderOptions);if(domNode===rootNode){rootNode=newNode}}}else{newNode=patchOp(patchList,domNode,renderOptions);if(domNode===rootNode){rootNode=newNode}}return rootNode}function patchIndices(patches){var indices=[];for(var key in patches){if(key!=="a"){indices.push(Number(key))}}return indices}},{"./dom-index":7,"./patch-op":8,"global/document":2,"x-is-array":4}],10:[function(require,module,exports){var isWidget=require("../vnode/is-widget.js");module.exports=updateWidget;function updateWidget(a,b){if(isWidget(a)&&isWidget(b)){if("name"in a&&"name"in b){return a.id===b.id}else{return a.init===b.init}}return false}},{"../vnode/is-widget.js":16}],11:[function(require,module,exports){var isVNode=require("./is-vnode");var isVText=require("./is-vtext");var isWidget=require("./is-widget");var isThunk=require("./is-thunk");module.exports=handleThunk;function handleThunk(a,b){var renderedA=a;var renderedB=b;if(isThunk(b)){renderedB=renderThunk(b,a)}if(isThunk(a)){renderedA=renderThunk(a,null)}return{a:renderedA,b:renderedB}}function renderThunk(thunk,previous){var renderedThunk=thunk.vnode;if(!renderedThunk){renderedThunk=thunk.vnode=thunk.render(previous)}if(!(isVNode(renderedThunk)||isVText(renderedThunk)||isWidget(renderedThunk))){throw new Error("thunk did not return a valid node")}return renderedThunk}},{"./is-thunk":12,"./is-vnode":14,"./is-vtext":15,"./is-widget":16}],12:[function(require,module,exports){module.exports=isThunk;function isThunk(t){return t&&t.type==="Thunk"}},{}],13:[function(require,module,exports){module.exports=isHook;function isHook(hook){return hook&&typeof hook.hook==="function"&&!hook.hasOwnProperty("hook")}},{}],14:[function(require,module,exports){var version=require("./version");module.exports=isVirtualNode;function isVirtualNode(x){return x&&x.type==="VirtualNode"&&x.version===version}},{"./version":17}],15:[function(require,module,exports){var version=require("./version");module.exports=isVirtualText;function isVirtualText(x){return x&&x.type==="VirtualText"&&x.version===version}},{"./version":17}],16:[function(require,module,exports){module.exports=isWidget;function isWidget(w){return w&&w.type==="Widget"}},{}],17:[function(require,module,exports){module.exports="1"},{}],18:[function(require,module,exports){var version=require("./version");VirtualPatch.NONE=0;VirtualPatch.VTEXT=1;VirtualPatch.VNODE=2;VirtualPatch.WIDGET=3;VirtualPatch.PROPS=4;VirtualPatch.ORDER=5;VirtualPatch.INSERT=6;VirtualPatch.REMOVE=7;VirtualPatch.THUNK=8;module.exports=VirtualPatch;function VirtualPatch(type,vNode,patch){this.type=Number(type);this.vNode=vNode;this.patch=patch}VirtualPatch.prototype.version=version;VirtualPatch.prototype.type="VirtualPatch"},{"./version":17}],"virtual-dom/patch":[function(require,module,exports){var patch=require("./vdom/patch.js");module.exports=patch},{"./vdom/patch.js":9}]},{},[]);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}({1:[function(require,module,exports){},{}],2:[function(require,module,exports){(function(global){var topLevel=typeof global!=="undefined"?global:typeof window!=="undefined"?window:{};var minDoc=require("min-document");if(typeof document!=="undefined"){module.exports=document}else{var doccy=topLevel["__GLOBAL_DOCUMENT_CACHE@4"];if(!doccy){doccy=topLevel["__GLOBAL_DOCUMENT_CACHE@4"]=minDoc}module.exports=doccy}}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"min-document":1}],3:[function(require,module,exports){"use strict";module.exports=function isObject(x){return typeof x==="object"&&x!==null}},{}],4:[function(require,module,exports){var isObject=require("is-object");var isHook=require("../vnode/is-vhook.js");module.exports=applyProperties;function applyProperties(node,props,previous){for(var propName in props){var propValue=props[propName];if(propValue===undefined){removeProperty(node,props,previous,propName)}else if(isHook(propValue)){propValue.hook(node,propName,previous?previous[propName]:undefined)
}else{if(isObject(propValue)){patchObject(node,props,previous,propName,propValue)}else if(propValue!==undefined){node[propName]=propValue}}}}function removeProperty(node,props,previous,propName){if(previous){var previousValue=previous[propName];if(!isHook(previousValue)){if(propName==="attributes"){for(var attrName in previousValue){node.removeAttribute(attrName)}}else if(propName==="style"){for(var i in previousValue){node.style[i]=""}}else if(typeof previousValue==="string"){node[propName]=""}else{node[propName]=null}}else if(previousValue.unhook){previousValue.unhook(node,propName)}}}function patchObject(node,props,previous,propName,propValue){var previousValue=previous?previous[propName]:undefined;if(propName==="attributes"){for(var attrName in propValue){var attrValue=propValue[attrName];if(attrValue===undefined){node.removeAttribute(attrName)}else{node.setAttribute(attrName,attrValue)}}return}if(previousValue&&isObject(previousValue)&&getPrototype(previousValue)!==getPrototype(propValue)){node[propName]=propValue;return}if(!isObject(node[propName])){node[propName]={}}var replacer=propName==="style"?"":undefined;for(var k in propValue){var value=propValue[k];node[propName][k]=value===undefined?replacer:value}}function getPrototype(value){if(Object.getPrototypeOf){return Object.getPrototypeOf(value)}else if(value.__proto__){return value.__proto__}else if(value.constructor){return value.constructor.prototype}}},{"../vnode/is-vhook.js":8,"is-object":3}],5:[function(require,module,exports){var document=require("global/document");var applyProperties=require("./apply-properties");var isVNode=require("../vnode/is-vnode.js");var isVText=require("../vnode/is-vtext.js");var isWidget=require("../vnode/is-widget.js");var handleThunk=require("../vnode/handle-thunk.js");module.exports=createElement;function createElement(vnode,opts){var doc=opts?opts.document||document:document;var warn=opts?opts.warn:null;vnode=handleThunk(vnode).a;if(isWidget(vnode)){return vnode.init()}else if(isVText(vnode)){return doc.createTextNode(vnode.text)}else if(!isVNode(vnode)){if(warn){warn("Item is not a valid virtual dom node",vnode)}return null}var node=vnode.namespace===null?doc.createElement(vnode.tagName):doc.createElementNS(vnode.namespace,vnode.tagName);var props=vnode.properties;applyProperties(node,props);var children=vnode.children;for(var i=0;i<children.length;i++){var childNode=createElement(children[i],opts);if(childNode){node.appendChild(childNode)}}return node}},{"../vnode/handle-thunk.js":6,"../vnode/is-vnode.js":9,"../vnode/is-vtext.js":10,"../vnode/is-widget.js":11,"./apply-properties":4,"global/document":2}],6:[function(require,module,exports){var isVNode=require("./is-vnode");var isVText=require("./is-vtext");var isWidget=require("./is-widget");var isThunk=require("./is-thunk");module.exports=handleThunk;function handleThunk(a,b){var renderedA=a;var renderedB=b;if(isThunk(b)){renderedB=renderThunk(b,a)}if(isThunk(a)){renderedA=renderThunk(a,null)}return{a:renderedA,b:renderedB}}function renderThunk(thunk,previous){var renderedThunk=thunk.vnode;if(!renderedThunk){renderedThunk=thunk.vnode=thunk.render(previous)}if(!(isVNode(renderedThunk)||isVText(renderedThunk)||isWidget(renderedThunk))){throw new Error("thunk did not return a valid node")}return renderedThunk}},{"./is-thunk":7,"./is-vnode":9,"./is-vtext":10,"./is-widget":11}],7:[function(require,module,exports){module.exports=isThunk;function isThunk(t){return t&&t.type==="Thunk"}},{}],8:[function(require,module,exports){module.exports=isHook;function isHook(hook){return hook&&typeof hook.hook==="function"&&!hook.hasOwnProperty("hook")}},{}],9:[function(require,module,exports){var version=require("./version");module.exports=isVirtualNode;function isVirtualNode(x){return x&&x.type==="VirtualNode"&&x.version===version}},{"./version":12}],10:[function(require,module,exports){var version=require("./version");module.exports=isVirtualText;function isVirtualText(x){return x&&x.type==="VirtualText"&&x.version===version}},{"./version":12}],11:[function(require,module,exports){module.exports=isWidget;function isWidget(w){return w&&w.type==="Widget"}},{}],12:[function(require,module,exports){module.exports="1"},{}],"virtual-dom/create-element":[function(require,module,exports){var createElement=require("./vdom/create-element.js");module.exports=createElement},{"./vdom/create-element.js":5}]},{},[]);var Immutable=require("immutable");var h=require("virtual-dom/h");var diff=require("virtual-dom/diff");var patch=require("virtual-dom/patch");var createElement=require("virtual-dom/create-element");function setShared(e){var state_new=state.set("shared",e.target.value);if(state_new!==state){undoStack.push(state)}state=state_new;console.log(undoStack)}var style={display:"block",width:"20%",marginBottom:"12px"};function undo(){state=undoStack.pop()}function redo(){}function render(s){return h("div",{},[h("button",{onclick:undo},["Undo"]),h("button",{onclick:redo},["Redo"]),h("input",{style:style,value:s.get("shared"),oninput:setShared}),h("input",{style:style,value:s.get("shared"),oninput:setShared}),h("span",{style:style},[String(s.get("shared"))])])}var state=Immutable.Map({shared:""});var undoStack=[];undoStack.push(state);var tree=render(state);var rootNode=createElement(tree);document.body.appendChild(rootNode);function mainLoop(){var newTree=render(state);var patches=diff(tree,newTree);rootNode=patch(rootNode,patches);tree=newTree;requestAnimationFrame(mainLoop)}mainLoop();

package.json

{
  "name": "requirebin-sketch",
  "version": "1.0.0",
  "dependencies": {
    "immutable": "3.6.1",
    "virtual-dom": "1.1.0"
  }
}

page-head.html

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body, html { height: 100%; width: 100%; }</style>

requirebin.md

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