requirebin sketch

index.js

'use strict';
var State = require('ampersand-state');

var ChildState = State.extend({
  props: {
    name: 'string'
  }
});

var ParentState = State.extend({
  props: {
    childProp: 'state',
  },
  session: {
    sessionProp: 'state',
  },
  initialize: function () {
    this.childProp = new ChildState({name: 'Prop child state'});
    this.sessionProp = new ChildState({name: 'Session child state'});
  },
});

var state = new ParentState();

state.on('change:childProp.name', function (_, val) {
  document.write('change:childProp.name: ' + val + '<br>');
});

state.on('change:sessionProp.name', function (_, val) {
  document.write('change:sessionProp.name: ' + val + '<br>');
});

state.childProp.name = 'newChildVal';
state.sessionProp.name = 'newSessionVal';

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}({1:[function(require,module,exports){if(typeof window!=="undefined"){window.ampersand=window.ampersand||{};window.ampersand["ampersand-events"]=window.ampersand["ampersand-events"]||[];window.ampersand["ampersand-events"].push("1.1.1")}var runOnce=require("lodash.once");var uniqueId=require("lodash.uniqueid");var keys=require("lodash.keys");var isEmpty=require("lodash.isempty");var each=require("lodash.foreach");var bind=require("lodash.bind");var assign=require("lodash.assign");var slice=Array.prototype.slice;var eventSplitter=/\s+/;var Events={on:function(name,callback,context){if(!eventsApi(this,"on",name,[callback,context])||!callback)return this;this._events||(this._events={});var events=this._events[name]||(this._events[name]=[]);events.push({callback:callback,context:context,ctx:context||this});return this},once:function(name,callback,context){if(!eventsApi(this,"once",name,[callback,context])||!callback)return this;var self=this;var once=runOnce(function(){self.off(name,once);callback.apply(this,arguments)});once._callback=callback;return this.on(name,once,context)},off:function(name,callback,context){var retain,ev,events,names,i,l,j,k;if(!this._events||!eventsApi(this,"off",name,[callback,context]))return this;if(!name&&!callback&&!context){this._events=void 0;return this}names=name?[name]:keys(this._events);for(i=0,l=names.length;i<l;i++){name=names[i];if(events=this._events[name]){this._events[name]=retain=[];if(callback||context){for(j=0,k=events.length;j<k;j++){ev=events[j];if(callback&&callback!==ev.callback&&callback!==ev.callback._callback||context&&context!==ev.context){retain.push(ev)}}}if(!retain.length)delete this._events[name]}}return this},trigger:function(name){if(!this._events)return this;var args=slice.call(arguments,1);if(!eventsApi(this,"trigger",name,args))return this;var events=this._events[name];var allEvents=this._events.all;if(events)triggerEvents(events,args);if(allEvents)triggerEvents(allEvents,arguments);return this},stopListening:function(obj,name,callback){var listeningTo=this._listeningTo;if(!listeningTo)return this;var remove=!name&&!callback;if(!callback&&typeof name==="object")callback=this;if(obj)(listeningTo={})[obj._listenId]=obj;for(var id in listeningTo){obj=listeningTo[id];obj.off(name,callback,this);if(remove||isEmpty(obj._events))delete this._listeningTo[id]}return this},createEmitter:function(obj){return assign(obj||{},Events)}};Events.bind=Events.on;Events.unbind=Events.off;var eventsApi=function(obj,action,name,rest){if(!name)return true;if(typeof name==="object"){for(var key in name){obj[action].apply(obj,[key,name[key]].concat(rest))}return false}if(eventSplitter.test(name)){var names=name.split(eventSplitter);for(var i=0,l=names.length;i<l;i++){obj[action].apply(obj,[names[i]].concat(rest))}return false}return true};var triggerEvents=function(events,args){var ev;var i=-1;var l=events.length;var a1=args[0];var a2=args[1];var a3=args[2];switch(args.length){case 0:while(++i<l)(ev=events[i]).callback.call(ev.ctx);return;case 1:while(++i<l)(ev=events[i]).callback.call(ev.ctx,a1);return;case 2:while(++i<l)(ev=events[i]).callback.call(ev.ctx,a1,a2);return;case 3:while(++i<l)(ev=events[i]).callback.call(ev.ctx,a1,a2,a3);return;default:while(++i<l)(ev=events[i]).callback.apply(ev.ctx,args);return}};var listenMethods={listenTo:"on",listenToOnce:"once"};each(listenMethods,function(implementation,method){Events[method]=function(obj,name,callback,run){var listeningTo=this._listeningTo||(this._listeningTo={});var id=obj._listenId||(obj._listenId=uniqueId("l"));listeningTo[id]=obj;if(!callback&&typeof name==="object")callback=this;obj[implementation](name,callback,this);return this}});Events.listenToAndRun=function(obj,name,callback){Events.listenTo.apply(this,arguments);if(!callback&&typeof name==="object")callback=this;callback.apply(this);return this};module.exports=Events},{"lodash.assign":6,"lodash.bind":13,"lodash.foreach":32,"lodash.isempty":47,"lodash.keys":58,"lodash.once":2,"lodash.uniqueid":90}],2:[function(require,module,exports){var before=require("lodash.before");function once(func){return before(2,func)}module.exports=once},{"lodash.before":3}],3:[function(require,module,exports){var FUNC_ERROR_TEXT="Expected a function";function before(n,func){var result;if(typeof func!="function"){if(typeof n=="function"){var temp=n;n=func;func=temp}else{throw new TypeError(FUNC_ERROR_TEXT)}}return function(){if(--n>0){result=func.apply(this,arguments)}if(n<=1){func=undefined}return result}}module.exports=before},{}],4:[function(require,module,exports){module.exports=function arrayNext(array,currentItem){var len=array.length;var newIndex=array.indexOf(currentItem)+1;if(newIndex>len-1)newIndex=0;return array[newIndex]}},{}],5:[function(require,module,exports){var slice=Array.prototype.slice;function KeyTreeStore(options){options=options||{};if(typeof options!=="object"){throw new TypeError("Options must be an object")}var DEFAULT_SEPARATOR=".";this.storage={};this.separator=options.separator||DEFAULT_SEPARATOR}KeyTreeStore.prototype.add=function(keypath,obj){var arr=this.storage[keypath]||(this.storage[keypath]=[]);arr.push(obj)};KeyTreeStore.prototype.remove=function(obj){var path,arr;for(path in this.storage){arr=this.storage[path];arr.some(function(item,index){if(item===obj){arr.splice(index,1);return true}})}};KeyTreeStore.prototype.get=function(keypath){var res=[];var key;for(key in this.storage){if(!keypath||keypath===key||key.indexOf(keypath+this.separator)===0){res=res.concat(this.storage[key])}}return res};KeyTreeStore.prototype.getGrouped=function(keypath){var res={};var key;for(key in this.storage){if(!keypath||keypath===key||key.indexOf(keypath+this.separator)===0){res[key]=slice.call(this.storage[key])}}return res};KeyTreeStore.prototype.getAll=function(keypath){var res={};var key;for(key in this.storage){if(keypath===key||key.indexOf(keypath+this.separator)===0){res[key]=slice.call(this.storage[key])}}return res};KeyTreeStore.prototype.run=function(keypath,context){var args=slice.call(arguments,2);this.get(keypath).forEach(function(fn){fn.apply(context||this,args)})};module.exports=KeyTreeStore},{}],6:[function(require,module,exports){var baseAssign=require("lodash._baseassign"),createAssigner=require("lodash._createassigner"),keys=require("lodash.keys");function assignWith(object,source,customizer){var index=-1,props=keys(source),length=props.length;while(++index<length){var key=props[index],value=object[key],result=customizer(value,source[key],key,object,source);if((result===result?result!==value:value===value)||value===undefined&&!(key in object)){object[key]=result}}return object}var assign=createAssigner(function(object,source,customizer){return customizer?assignWith(object,source,customizer):baseAssign(object,source)});module.exports=assign},{"lodash._baseassign":7,"lodash._createassigner":9,"lodash.keys":58}],7:[function(require,module,exports){var baseCopy=require("lodash._basecopy"),keys=require("lodash.keys");function baseAssign(object,source){return source==null?object:baseCopy(source,keys(source),object)}module.exports=baseAssign},{"lodash._basecopy":8,"lodash.keys":58}],8:[function(require,module,exports){function baseCopy(source,props,object){object||(object={});var index=-1,length=props.length;while(++index<length){var key=props[index];object[key]=source[key]}return object}module.exports=baseCopy},{}],9:[function(require,module,exports){var bindCallback=require("lodash._bindcallback"),isIterateeCall=require("lodash._isiterateecall"),restParam=require("lodash.restparam");function createAssigner(assigner){return restParam(function(object,sources){var index=-1,length=object==null?0:sources.length,customizer=length>2?sources[length-2]:undefined,guard=length>2?sources[2]:undefined,thisArg=length>1?sources[length-1]:undefined;if(typeof customizer=="function"){customizer=bindCallback(customizer,thisArg,5);length-=2}else{customizer=typeof thisArg=="function"?thisArg:undefined;length-=customizer?1:0}if(guard&&isIterateeCall(sources[0],sources[1],guard)){customizer=length<3?undefined:customizer;length=1}while(++index<length){var source=sources[index];if(source){assigner(object,source,customizer)}}return object})}module.exports=createAssigner},{"lodash._bindcallback":10,"lodash._isiterateecall":11,"lodash.restparam":12}],10:[function(require,module,exports){function bindCallback(func,thisArg,argCount){if(typeof func!="function"){return identity}if(thisArg===undefined){return func}switch(argCount){case 1:return function(value){return func.call(thisArg,value)};case 3:return function(value,index,collection){return func.call(thisArg,value,index,collection)};case 4:return function(accumulator,value,index,collection){return func.call(thisArg,accumulator,value,index,collection)};case 5:return function(value,other,key,object,source){return func.call(thisArg,value,other,key,object,source)}}return function(){return func.apply(thisArg,arguments)}}function identity(value){return value}module.exports=bindCallback},{}],11:[function(require,module,exports){var reIsUint=/^\d+$/;var MAX_SAFE_INTEGER=9007199254740991;function baseProperty(key){return function(object){return object==null?undefined:object[key]}}var getLength=baseProperty("length");function isArrayLike(value){return value!=null&&isLength(getLength(value))}function isIndex(value,length){value=typeof value=="number"||reIsUint.test(value)?+value:-1;length=length==null?MAX_SAFE_INTEGER:length;return value>-1&&value%1==0&&value<length}function isIterateeCall(value,index,object){if(!isObject(object)){return false}var type=typeof index;if(type=="number"?isArrayLike(object)&&isIndex(index,object.length):type=="string"&&index in object){var other=object[index];return value===value?value===other:other!==other}return false}function isLength(value){return typeof value=="number"&&value>-1&&value%1==0&&value<=MAX_SAFE_INTEGER}function isObject(value){var type=typeof value;return!!value&&(type=="object"||type=="function")}module.exports=isIterateeCall},{}],12:[function(require,module,exports){var FUNC_ERROR_TEXT="Expected a function";var nativeMax=Math.max;function restParam(func,start){if(typeof func!="function"){throw new TypeError(FUNC_ERROR_TEXT)}start=nativeMax(start===undefined?func.length-1:+start||0,0);return function(){var args=arguments,index=-1,length=nativeMax(args.length-start,0),rest=Array(length);while(++index<length){rest[index]=args[start+index]}switch(start){case 0:return func.call(this,rest);case 1:return func.call(this,args[0],rest);case 2:return func.call(this,args[0],args[1],rest)}var otherArgs=Array(start+1);index=-1;while(++index<start){otherArgs[index]=args[index]}otherArgs[start]=rest;return func.apply(this,otherArgs)}}module.exports=restParam},{}],13:[function(require,module,exports){var createWrapper=require("lodash._createwrapper"),replaceHolders=require("lodash._replaceholders"),restParam=require("lodash.restparam");var BIND_FLAG=1,PARTIAL_FLAG=32;var bind=restParam(function(func,thisArg,partials){var bitmask=BIND_FLAG;if(partials.length){var holders=replaceHolders(partials,bind.placeholder);bitmask|=PARTIAL_FLAG}return createWrapper(func,bitmask,thisArg,partials,holders)});bind.placeholder={};module.exports=bind},{"lodash._createwrapper":14,"lodash._replaceholders":17,"lodash.restparam":18}],14:[function(require,module,exports){(function(global){var arrayCopy=require("lodash._arraycopy"),baseCreate=require("lodash._basecreate"),replaceHolders=require("lodash._replaceholders");var BIND_FLAG=1,BIND_KEY_FLAG=2,CURRY_BOUND_FLAG=4,CURRY_FLAG=8,CURRY_RIGHT_FLAG=16,PARTIAL_FLAG=32,PARTIAL_RIGHT_FLAG=64,ARY_FLAG=128;var FUNC_ERROR_TEXT="Expected a function";var reIsUint=/^\d+$/;var nativeMax=Math.max,nativeMin=Math.min;var MAX_SAFE_INTEGER=9007199254740991;function composeArgs(args,partials,holders){var holdersLength=holders.length,argsIndex=-1,argsLength=nativeMax(args.length-holdersLength,0),leftIndex=-1,leftLength=partials.length,result=Array(leftLength+argsLength);while(++leftIndex<leftLength){result[leftIndex]=partials[leftIndex]}while(++argsIndex<holdersLength){result[holders[argsIndex]]=args[argsIndex]}while(argsLength--){result[leftIndex++]=args[argsIndex++]}return result}function composeArgsRight(args,partials,holders){var holdersIndex=-1,holdersLength=holders.length,argsIndex=-1,argsLength=nativeMax(args.length-holdersLength,0),rightIndex=-1,rightLength=partials.length,result=Array(argsLength+rightLength);while(++argsIndex<argsLength){result[argsIndex]=args[argsIndex]}var offset=argsIndex;while(++rightIndex<rightLength){result[offset+rightIndex]=partials[rightIndex]}while(++holdersIndex<holdersLength){result[offset+holders[holdersIndex]]=args[argsIndex++]}return result}function createBindWrapper(func,thisArg){var Ctor=createCtorWrapper(func);function wrapper(){var fn=this&&this!==global&&this instanceof wrapper?Ctor:func;return fn.apply(thisArg,arguments)}return wrapper}function createCtorWrapper(Ctor){return function(){var args=arguments;switch(args.length){case 0:return new Ctor;case 1:return new Ctor(args[0]);case 2:return new Ctor(args[0],args[1]);case 3:return new Ctor(args[0],args[1],args[2]);case 4:return new Ctor(args[0],args[1],args[2],args[3]);case 5:return new Ctor(args[0],args[1],args[2],args[3],args[4]);case 6:return new Ctor(args[0],args[1],args[2],args[3],args[4],args[5]);case 7:return new Ctor(args[0],args[1],args[2],args[3],args[4],args[5],args[6])}var thisBinding=baseCreate(Ctor.prototype),result=Ctor.apply(thisBinding,args);return isObject(result)?result:thisBinding}}function createHybridWrapper(func,bitmask,thisArg,partials,holders,partialsRight,holdersRight,argPos,ary,arity){var isAry=bitmask&ARY_FLAG,isBind=bitmask&BIND_FLAG,isBindKey=bitmask&BIND_KEY_FLAG,isCurry=bitmask&CURRY_FLAG,isCurryBound=bitmask&CURRY_BOUND_FLAG,isCurryRight=bitmask&CURRY_RIGHT_FLAG,Ctor=isBindKey?undefined:createCtorWrapper(func);function wrapper(){var length=arguments.length,index=length,args=Array(length);while(index--){args[index]=arguments[index]}if(partials){args=composeArgs(args,partials,holders)}if(partialsRight){args=composeArgsRight(args,partialsRight,holdersRight)}if(isCurry||isCurryRight){var placeholder=wrapper.placeholder,argsHolders=replaceHolders(args,placeholder);length-=argsHolders.length;if(length<arity){var newArgPos=argPos?arrayCopy(argPos):undefined,newArity=nativeMax(arity-length,0),newsHolders=isCurry?argsHolders:undefined,newHoldersRight=isCurry?undefined:argsHolders,newPartials=isCurry?args:undefined,newPartialsRight=isCurry?undefined:args;bitmask|=isCurry?PARTIAL_FLAG:PARTIAL_RIGHT_FLAG;bitmask&=~(isCurry?PARTIAL_RIGHT_FLAG:PARTIAL_FLAG);if(!isCurryBound){bitmask&=~(BIND_FLAG|BIND_KEY_FLAG)}var result=createHybridWrapper(func,bitmask,thisArg,newPartials,newsHolders,newPartialsRight,newHoldersRight,newArgPos,ary,newArity);result.placeholder=placeholder;return result}}var thisBinding=isBind?thisArg:this,fn=isBindKey?thisBinding[func]:func;if(argPos){args=reorder(args,argPos)}if(isAry&&ary<args.length){args.length=ary}if(this&&this!==global&&this instanceof wrapper){fn=Ctor||createCtorWrapper(func)}return fn.apply(thisBinding,args)}return wrapper}function createPartialWrapper(func,bitmask,thisArg,partials){var isBind=bitmask&BIND_FLAG,Ctor=createCtorWrapper(func);function wrapper(){var argsIndex=-1,argsLength=arguments.length,leftIndex=-1,leftLength=partials.length,args=Array(leftLength+argsLength);while(++leftIndex<leftLength){args[leftIndex]=partials[leftIndex]}while(argsLength--){args[leftIndex++]=arguments[++argsIndex]}var fn=this&&this!==global&&this instanceof wrapper?Ctor:func;return fn.apply(isBind?thisArg:this,args)}return wrapper}function createWrapper(func,bitmask,thisArg,partials,holders,argPos,ary,arity){var isBindKey=bitmask&BIND_KEY_FLAG;if(!isBindKey&&typeof func!="function"){throw new TypeError(FUNC_ERROR_TEXT)}var length=partials?partials.length:0;if(!length){bitmask&=~(PARTIAL_FLAG|PARTIAL_RIGHT_FLAG);partials=holders=undefined}length-=holders?holders.length:0;if(bitmask&PARTIAL_RIGHT_FLAG){var partialsRight=partials,holdersRight=holders;partials=holders=undefined}var newData=[func,bitmask,thisArg,partials,holders,partialsRight,holdersRight,argPos,ary,arity];newData[9]=arity==null?isBindKey?0:func.length:nativeMax(arity-length,0)||0;if(bitmask==BIND_FLAG){var result=createBindWrapper(newData[0],newData[2])}else if((bitmask==PARTIAL_FLAG||bitmask==(BIND_FLAG|PARTIAL_FLAG))&&!newData[4].length){result=createPartialWrapper.apply(undefined,newData)}else{result=createHybridWrapper.apply(undefined,newData)}return result}function isIndex(value,length){value=typeof value=="number"||reIsUint.test(value)?+value:-1;length=length==null?MAX_SAFE_INTEGER:length;return value>-1&&value%1==0&&value<length}function reorder(array,indexes){var arrLength=array.length,length=nativeMin(indexes.length,arrLength),oldArray=arrayCopy(array);while(length--){var index=indexes[length];array[length]=isIndex(index,arrLength)?oldArray[index]:undefined}return array}function isObject(value){var type=typeof value;return!!value&&(type=="object"||type=="function")}module.exports=createWrapper}).call(this,typeof global!=="undefined"?global:typeof self!=="undefined"?self:typeof window!=="undefined"?window:{})},{"lodash._arraycopy":15,"lodash._basecreate":16,"lodash._replaceholders":17}],15:[function(require,module,exports){function arrayCopy(source,array){var index=-1,length=source.length;array||(array=Array(length));while(++index<length){array[index]=source[index]}return array}module.exports=arrayCopy},{}],16:[function(require,module,exports){var baseCreate=function(){function object(){}return function(prototype){if(isObject(prototype)){object.prototype=prototype;var result=new object;object.prototype=undefined}return result||{}}}();function isObject(value){var type=typeof value;return!!value&&(type=="object"||type=="function")}module.exports=baseCreate},{}],17:[function(require,module,exports){var PLACEHOLDER="__lodash_placeholder__";function replaceHolders(array,placeholder){var index=-1,length=array.length,resIndex=-1,result=[];while(++index<length){if(array[index]===placeholder){array[index]=PLACEHOLDER;result[++resIndex]=index}}return result}module.exports=replaceHolders},{}],18:[function(require,module,exports){arguments[4][12][0].apply(exports,arguments)},{dup:12}],19:[function(require,module,exports){var baseClone=require("lodash._baseclone"),bindCallback=require("lodash._bindcallback"),isIterateeCall=require("lodash._isiterateecall");function clone(value,isDeep,customizer,thisArg){if(isDeep&&typeof isDeep!="boolean"&&isIterateeCall(value,isDeep,customizer)){isDeep=false}else if(typeof isDeep=="function"){thisArg=customizer;customizer=isDeep;isDeep=false}return typeof customizer=="function"?baseClone(value,isDeep,bindCallback(customizer,thisArg,3)):baseClone(value,isDeep)}module.exports=clone},{"lodash._baseclone":20,"lodash._bindcallback":26,"lodash._isiterateecall":27}],20:[function(require,module,exports){(function(global){var arrayCopy=require("lodash._arraycopy"),arrayEach=require("lodash._arrayeach"),baseAssign=require("lodash._baseassign"),baseFor=require("lodash._basefor"),isArray=require("lodash.isarray"),keys=require("lodash.keys");var argsTag="[object Arguments]",arrayTag="[object Array]",boolTag="[object Boolean]",dateTag="[object Date]",errorTag="[object Error]",funcTag="[object Function]",mapTag="[object Map]",numberTag="[object Number]",objectTag="[object Object]",regexpTag="[object RegExp]",setTag="[object Set]",stringTag="[object String]",weakMapTag="[object WeakMap]";var arrayBufferTag="[object ArrayBuffer]",float32Tag="[object Float32Array]",float64Tag="[object Float64Array]",int8Tag="[object Int8Array]",int16Tag="[object Int16Array]",int32Tag="[object Int32Array]",uint8Tag="[object Uint8Array]",uint8ClampedTag="[object Uint8ClampedArray]",uint16Tag="[object Uint16Array]",uint32Tag="[object Uint32Array]";var reFlags=/\w*$/;var cloneableTags={};cloneableTags[argsTag]=cloneableTags[arrayTag]=cloneableTags[arrayBufferTag]=cloneableTags[boolTag]=cloneableTags[dateTag]=cloneableTags[float32Tag]=cloneableTags[float64Tag]=cloneableTags[int8Tag]=cloneableTags[int16Tag]=cloneableTags[int32Tag]=cloneableTags[numberTag]=cloneableTags[objectTag]=cloneableTags[regexpTag]=cloneableTags[stringTag]=cloneableTags[uint8Tag]=cloneableTags[uint8ClampedTag]=cloneableTags[uint16Tag]=cloneableTags[uint32Tag]=true;cloneableTags[errorTag]=cloneableTags[funcTag]=cloneableTags[mapTag]=cloneableTags[setTag]=cloneableTags[weakMapTag]=false;var objectProto=Object.prototype;var hasOwnProperty=objectProto.hasOwnProperty;var objToString=objectProto.toString;var ArrayBuffer=global.ArrayBuffer,Uint8Array=global.Uint8Array;function baseClone(value,isDeep,customizer,key,object,stackA,stackB){var result;if(customizer){result=object?customizer(value,key,object):customizer(value)}if(result!==undefined){return result}if(!isObject(value)){return value}var isArr=isArray(value);if(isArr){result=initCloneArray(value);if(!isDeep){return arrayCopy(value,result)}}else{var tag=objToString.call(value),isFunc=tag==funcTag;if(tag==objectTag||tag==argsTag||isFunc&&!object){result=initCloneObject(isFunc?{}:value);if(!isDeep){return baseAssign(result,value)}}else{return cloneableTags[tag]?initCloneByTag(value,tag,isDeep):object?value:{}}}stackA||(stackA=[]);stackB||(stackB=[]);var length=stackA.length;while(length--){if(stackA[length]==value){return stackB[length]}}stackA.push(value);stackB.push(result);(isArr?arrayEach:baseForOwn)(value,function(subValue,key){result[key]=baseClone(subValue,isDeep,customizer,key,value,stackA,stackB)});return result}function baseForOwn(object,iteratee){return baseFor(object,iteratee,keys)}function bufferClone(buffer){var result=new ArrayBuffer(buffer.byteLength),view=new Uint8Array(result);view.set(new Uint8Array(buffer));return result}function initCloneArray(array){var length=array.length,result=new 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def=modelProto._derived[name]={fn:isFunction(definition)?definition:definition.fn,cache:definition.cache!==false,depList:definition.deps||[]};forEach(def.depList,function(dep){modelProto._deps[dep]=union(modelProto._deps[dep]||[],[name])});Object.defineProperty(modelProto,name,{get:function(){return this._getDerivedProperty(name)},set:function(){throw new TypeError('"'+name+"\" is a derived property, it can't be set directly.")}})}var dataTypes={string:{"default":function(){return""}},date:{set:function(newVal){var newType;if(newVal==null){newType=typeof null}else if(!isDate(newVal)){try{var dateVal=new Date(newVal).valueOf();if(isNaN(dateVal)){dateVal=new Date(parseInt(newVal,10)).valueOf();if(isNaN(dateVal))throw TypeError}newVal=dateVal;newType="date"}catch(e){newType=typeof newVal}}else{newType="date";newVal=newVal.valueOf()}return{val:newVal,type:newType}},get:function(val){if(val==null){return val}return new Date(val)},"default":function(){return new Date}},array:{set:function(newVal){return{val:newVal,type:isArray(newVal)?"array":typeof newVal}},"default":function(){return[]}},object:{set:function(newVal){var newType=typeof newVal;if(newType!=="object"&&isUndefined(newVal)){newVal=null;newType="object"}return{val:newVal,type:newType}},"default":function(){return{}}},state:{set:function(newVal){var isInstance=newVal instanceof Base||newVal&&newVal.isState;if(isInstance){return{val:newVal,type:"state"}}else{return{val:newVal,type:typeof newVal}}},compare:function(currentVal,newVal,attributeName){var isSame=currentVal===newVal;if(!isSame){if(currentVal){this.stopListening(currentVal)}if(newVal!=null){this.listenTo(newVal,"all",this._getEventBubblingHandler(attributeName))}}return isSame}}};function extend(protoProps){var parent=this;var child;var args=[].slice.call(arguments);if(protoProps&&protoProps.hasOwnProperty("constructor")){child=protoProps.constructor}else{child=function(){return parent.apply(this,arguments)}}assign(child,parent);var Surrogate=function(){this.constructor=child};Surrogate.prototype=parent.prototype;child.prototype=new Surrogate;child.prototype._derived=assign({},parent.prototype._derived);child.prototype._deps=assign({},parent.prototype._deps);child.prototype._definition=assign({},parent.prototype._definition);child.prototype._collections=assign({},parent.prototype._collections);child.prototype._children=assign({},parent.prototype._children);child.prototype._dataTypes=assign({},parent.prototype._dataTypes||dataTypes);if(protoProps){var omitFromExtend=["dataTypes","props","session","derived","collections","children"];args.forEach(function processArg(def){if(def.dataTypes){forEach(def.dataTypes,function(def,name){child.prototype._dataTypes[name]=def})}if(def.props){forEach(def.props,function(def,name){createPropertyDefinition(child.prototype,name,def)})}if(def.session){forEach(def.session,function(def,name){createPropertyDefinition(child.prototype,name,def,true)})}if(def.derived){forEach(def.derived,function(def,name){createDerivedProperty(child.prototype,name,def)})}if(def.collections){forEach(def.collections,function(constructor,name){child.prototype._collections[name]=constructor})}if(def.children){forEach(def.children,function(constructor,name){child.prototype._children[name]=constructor})}assign(child.prototype,omit(def,omitFromExtend))})}child.__super__=parent.prototype;return child}Base.extend=extend;module.exports=Base},{"ampersand-events":1,"array-next":4,"key-tree-store":5,"lodash.assign":6,"lodash.bind":13,"lodash.clone":19,"lodash.defaults":28,"lodash.escape":30,"lodash.foreach":32,"lodash.has":36,"lodash.includes":41,"lodash.isarray":45,"lodash.isdate":46,"lodash.isempty":47,"lodash.isequal":49,"lodash.isfunction":53,"lodash.isnull":54,"lodash.isobject":55,"lodash.isstring":56,"lodash.isundefined":57,"lodash.keys":58,"lodash.omit":61,"lodash.result":77,"lodash.union":81,"lodash.uniqueid":90}]},{},[]);"use strict";var State=require("ampersand-state");var ChildState=State.extend({props:{name:"string"}});var ParentState=State.extend({props:{childProp:"state"},session:{sessionProp:"state"},initialize:function(){this.childProp=new ChildState({name:"Prop child state"});this.sessionProp=new ChildState({name:"Session child state"})}});var state=new ParentState;state.on("change:childProp.name",function(_,val){document.write("change:childProp.name: "+val+"<br>")});state.on("change:sessionProp.name",function(_,val){document.write("change:sessionProp.name: "+val+"<br>")});state.childProp.name="newChildVal";state.sessionProp.name="newSessionVal";

package.json

{
  "name": "requirebin-sketch",
  "version": "1.0.0",
  "dependencies": {
    "ampersand-state": "4.6.0"
  }
}

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page-head.html

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requirebin.md

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