jquery.observable.min.js.map

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JsObservable v0.9.90 (Beta): http://jsviews.com/#jsobservable */\n/*\n * Subcomponent of JsViews\n * Data change events for data-linking\n *\n * Copyright 2017, Boris Moore\n * Released under the MIT License.\n */\n\n//jshint -W018, -W041, -W120\n\n(function(factory, global) {\n\t// global var is the this object, which is window when running in the usual browser environment\n\tvar $ = global.jQuery;\n\n\tif (typeof exports === \"object\") { // CommonJS e.g. Browserify\n\t\tmodule.exports = $\n\t\t\t? factory(global, $)\n\t\t\t: function($) { // If no global jQuery, take jQuery passed as parameter: require(\"jsobservable\")(jQuery)\n\t\t\t\treturn factory(global, $);\n\t\t\t};\n\t} else if (typeof define === \"function\" && define.amd) { // AMD script loader, e.g. RequireJS\n\t\tdefine([\"jquery\"], function($) {\n\t\t\treturn factory(global, $); // Require jQuery\n\t\t});\n\t} else { // Browser using plain <script> tag\n\t\tfactory(global, false);\n\t}\n} (\n\n// factory (for jsviews.js)\nfunction(global, $) {\n\"use strict\";\n\n//========================== Top-level vars ==========================\n\n// global var is the this object, which is window when running in the usual browser environment\nvar setGlobals = $ === false; // Only set globals if script block in browser (not AMD and not CommonJS)\n\n$ = $ || global.jQuery;\n\nif (!$ || !$.fn) {\n\t// jQuery is not loaded.\n\tthrow \"JsObservable requires jQuery\"; // We require jQuery\n}\n\nvar versionNumber = \"v0.9.90\",\n\t_ocp = \"_ocp\", // Observable contextual parameter\n\t$observe, $observable,\n\n\t$views = $.views =\n\t\t$.views ||\n\t\tsetGlobals && global.jsrender && jsrender.views || //jsrender was loaded before jquery.observable\n\t\t{ // jsrender not loaded so set up $.views and $.views.sub here, and merge back in jsrender if loaded afterwards\n\t\t\tjsviews: versionNumber,\n\t\t\tsub: {\n\t\t\t\t// subscription, e.g. JsViews integration\n\t\t\t\tsettings: {}\n\t\t\t},\n\t\t\tsettings: {\n\t\t\t\tadvanced: function(value) {\n\t\t\t\t\t$subSettingsAdvanced = $subSettings.advanced = $subSettings.advanced || {_jsv: true};\n\t\t\t\t\treturn value\n\t\t\t\t\t\t? (\n\t\t\t\t\t\t\t\"_jsv\" in value && ($subSettingsAdvanced._jsv = value._jsv),\n\t\t\t\t\t\t\t$sub.advSet(),\n\t\t\t\t\t\t\t$views.settings\n\t\t\t\t\t\t)\n\t\t\t\t\t\t: $subSettingsAdvanced;\n\t\t\t\t\t}\n\t\t\t}\n\t\t},\n\t$sub = $views.sub,\n\t$subSettings = $sub.settings,\n\t$subSettingsAdvanced = $subSettings.advanced,\n\t$isFunction = $.isFunction,\n\t$expando = $.expando,\n\t$isArray = $.isArray,\n\tOBJECT = \"object\";\n\nif (!$.observe) {\n\n\tvar $eventSpecial = $.event.special,\n\t\tslice = [].slice,\n\t\tsplice = [].splice,\n\t\tconcat = [].concat,\n\t\tPARSEINT = parseInt,\n\t\trNotWhite = /\\S+/g,\n\t\tpropertyChangeStr = $sub.propChng = $sub.propChng || \"propertyChange\",// These two settings can be overridden on settings after loading\n\t\tarrayChangeStr = $sub.arrChng = $sub.arrChng || \"arrayChange\",        // jsRender, and prior to loading jquery.observable.js and/or JsViews\n\t\tcbBindingsStore = {},\n\t\tobserveStr = propertyChangeStr + \".observe\",\n\t\tobserveObjKey = 1,\n\t\tobserveCbKey = 1,\n\t\tobserveInnerCbKey = 1,\n\t\t$hasData = $.hasData,\n\t\t$data = $.data,\n\t\tremove = {}, // flag for removeProperty\n\n\t//========================== Top-level functions ==========================\n\n\tgetCbKey = function(cb) {\n\t\treturn cb._cId = cb._cId || (\".obs\" + observeCbKey++);\n\t},\n\n\tObjectObservable = function(ns, data) {\n\t\tthis._data = data;\n\t\tthis._ns = ns;\n\t\treturn this;\n\t},\n\n\tArrayObservable = function(ns, data) {\n\t\tthis._data = data;\n\t\tthis._ns = ns;\n\t\treturn this;\n\t},\n\n\twrapArray = function(data) {\n\t\treturn $isArray(data)\n\t\t\t? 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See jsviews/pull/305\n\t\t\t\t// NOTE - WE DO NOT support ObserveAll on data with cyclic graphs which include DUPLICATE REFERENCES TO ARRAY PROPERTIES - such as data.children = data.descendants = []\n\t\t\t}\n\t\t\tif (!objMap) {\n\t\t\t\tobjMap = {un: unobserve}; // Map object to register observed objects for this observeAll\n\t\t\t}\n\n\t\t\tif (cb) {\n\t\t\t\t// Observe this object or array - and also listen for changes to object graph, to add or remove observers from the modified object graph\n\t\t\t\tif (isObject || filter !== 0) {\n\t\t\t\t\t// If an object, observe the object. If an array, only add arrayChange binding if has filter or if filter is undefined (!== 0) - which\n\t\t\t\t\t// is the case for top-level calls or for nested array (array item of an array - e.g. member of 2-dimensional array).\n\t\t\t\t\t// For array properties lower in the tree, with no filter, filter is set to 0 in filterAndObserveAll, so no arrayChange binding here,\n\t\t\t\t\t// since they get arrayChange binding added during regular $.observe(array ...) binding.\n\t\t\t\t\twrappedCb._cId = getCbKey(cb); // Identify wrapped callback with unwrapped callback, so unobserveAll will\n\t\t\t\t\t\t\t\t\t\t\t\t\t// remove previous observeAll wrapped callback, if inner callback was the same;\n\t\t\t\t\tif (notRemoving) {\n\t\t\t\t\t\t$observe(namespace, object, isObject, wrappedCb, unobserve, filter, nextParentObs, allPath);\n\t\t\t\t\t\tobId = $data(object).obId;\n\t\t\t\t\t\tobjMap[obId] = (objMap[obId] || 0) + 1; // Register on map of objects observed/unobserved by this observeAll/unobserveAll call\n\t\t\t\t\t\t\t//- or remove from map if we are removing this object from observeAll call. (Avoid dups, for cyclic graphs)\n\t\t\t\t\t} else {\n\t\t\t\t\t\tif (--objMap[$data(object).obId]) {\n\t\t\t\t\t\t\t// Register on map of objects observed/unobserved by this observeAll/unobserveAll call\n\t\t\t\t\t\t\t//- or remove from map if we are removing this object from observeAll call. (Avoid dups, for cyclic graphs)\n\t\t\t\t\t\t\treturn;\n\t\t\t\t\t\t}\n\t\t\t\t\t\t$observe(namespace, object, isObject, wrappedCb, unobserve, filter, nextParentObs, allPath);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\t// No callback. Just unobserve if unobserve === true.\n\t\t\t\tif (objMap) {\n\t\t\t\t\tobjMap[$data(object).obId] = 1; // Register on map of objects unobserved by this unobserveAll call. (Avoid dups, for cyclic graphs)\n\t\t\t\t}\n\t\t\t\t$observe(namespace, object, isObject, undefined, unobserve, filter, nextParentObs, allPath);\n\t\t\t}\n\n\t\t\tif (isObject) {\n\t\t\t\t// Continue stepping through object graph, observing object and arrays\n\t\t\t\t// To override filtering, pass in filter function, or replace $.observable._fltr\n\t\t\t\tfor (l in object) {\n\t\t\t\t\tnewAllPath = allPath + \".\" + l;\n\t\t\t\t\tfilterAndObserveAll(object, l, unobserve);\n\t\t\t\t}\n\t\t\t} else { // Observe items in Array\n\t\t\t\tobserveArrayItems(object, unobserve);\n\t\t\t}\n\t\t}\n\t},\n\n\tshallowFilter = function(allPath /*, object, parentObs*/) {\n\t\treturn allPath.indexOf(\".\") < 0 && allPath.indexOf(\"[\") < 0;\n\t},\n\n\t$unobserve = function() {\n\t\t[].push.call(arguments, true); // Add true as additional final argument\n\t\treturn $observe.apply(undefined, arguments);\n\t};\n\n\t$observe = function() {\n\t\t// $.observe([namespace, ]root, [1 or more objects, path or path Array params...], callback[, contextCallback][, unobserve])\n\n\t\tfunction innerObserve() {\n\n\t\t\tfunction observeOnOff(namespace, pathStr, isArrayBinding, off) {\n\t\t\t\tvar j, evData,\n\t\t\t\t\tobIdExpando = $hasData(object),\n\t\t\t\t\tboundObOrArr = wrapArray(object),\n\t\t\t\t\tprntObs = parentObs,\n\t\t\t\t\tallPth = allPath;\n\n\t\t\t\tnamespace = initialNs ? namespace + \".\" + initialNs : namespace;\n\n\t\t\t\tif (!unobserve && (off || isArrayBinding)) {\n\t\t\t\t\tevents = obIdExpando && $._data(object);\n\t\t\t\t\tevents = events && events.events;\n\t\t\t\t\tevents = events && events[isArrayBinding ? arrayChangeStr : propertyChangeStr];\n\t\t\t\t\tel = events && events.length;\n\t\t\t\t\twhile (el--) { // Skip duplicates\n\t\t\t\t\t\tdata = events[el] && events[el].data;\n\t\t\t\t\t\tif (data && (off && data.ns !== initialNs\n\t\t\t\t\t\t\t// When observing, don't unbind dups unless they have the same namespace\n\t\t\t\t\t\t\t|| !off && data.ns === initialNs && data.cb && data.cb._cId === callback._cId && (!callback._wrp || data.cb._wrp)))\n\t\t\t\t\t\t\t// When observing and doing array binding, don't bind dups if they have the same namespace (Dups can happen e.g. with {^{for people ^~foo=people}})\n\t\t\t\t\t\t{\n\t\t\t\t\t\t\treturn;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\tif (unobserve || off) {\n\t\t\t\t\t$(boundObOrArr).off(namespace, onDataChange);\n\t\t\t\t} else {\n\t\t\t\t\tevData = isArrayBinding ? {}\n\t\t\t\t\t\t: {\n\t\t\t\t\t\t\tfullPath: path,\n\t\t\t\t\t\t\tpaths: pathStr ? [pathStr] : [],\n\t\t\t\t\t\t\tprop: prop,\n\t\t\t\t\t\t\tarOk: allowArray\n\t\t\t\t\t\t};\n\t\t\t\t\tevData.ns = initialNs;\n\t\t\t\t\tevData.cb = callback;\n\n\t\t\t\t\tif (allPath) {\n\t\t\t\t\t\t// This is an observeAll call\n\t\t\t\t\t\tevData.observeAll = {\n\t\t\t\t\t\t\t_path: allPth,\n\t\t\t\t\t\t\tpath: function() { // Step through path and parentObs parent chain, replacing '[]' by '[n]' based on current index of objects in parent arrays.\n\t\t\t\t\t\t\t\tj = prntObs.length;\n\t\t\t\t\t\t\t\treturn allPth.replace(/[[.]/g, function(all) {\n\t\t\t\t\t\t\t\t\tj--;\n\t\t\t\t\t\t\t\t\treturn all === \"[\"\n\t\t\t\t\t\t\t\t\t\t? \"[\" + $.inArray(prntObs[j - 1], prntObs[j])\n\t\t\t\t\t\t\t\t\t\t: \".\";\n\t\t\t\t\t\t\t\t});\n\t\t\t\t\t\t\t},\n\t\t\t\t\t\t\tparents: function() {\n\t\t\t\t\t\t\t\treturn prntObs; // The chain of parents between the modified object and the root object used in the observeAll() call\n\t\t\t\t\t\t\t},\n\t\t\t\t\t\t\tfilter: filter\n\t\t\t\t\t\t};\n\t\t\t\t\t}\n\t\t\t\t\t$(boundObOrArr).on(namespace, null, evData, onDataChange);\n\n\t\t\t\t\tif (cbBindings) {\n\t\t\t\t\t\t// Add object to cbBindings\n\t\t\t\t\t\tcbBindings[$data(object).obId || $data(object, \"obId\", observeObjKey++)] = object;\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tfunction getInnerCb(exprOb) {\n\t\t\t\t// Returns the innerCb used for updating a computed in a compiled expression (setting the new instance as exprOb.ob, unobserving the previous object,\n\t\t\t\t// and observing the new one), then calling the outerCB - i.e. the handler for the whole compiled expression.\n\t\t\t\t// Initialized exprOb.ob to the current object.\n\t\t\t\t// Uses the contextCb callback to execute the compiled exprOb template in the context of the view/data etc. to get the returned value, typically an object or array.\n\t\t\t\t// If it is an array, registers array binding\n\t\t\t\tvar origRt = root;\n\t\t\t\t// Note: For jsviews/issues/292 ctxCb will need var ctxCb = contextCb || function(exprOb, origRt) {return exprOb._cpfn(origRt);};\n\n\t\t\t\texprOb.ob = contextCb(exprOb, origRt); // Initialize object\n\n\t\t\t\treturn exprOb.cb = function(ev, eventArgs) {\n\t\t\t\t\tvar obj = exprOb.ob, // The old object\n\t\t\t\t\t\tsub = exprOb.sb,\n\t\t\t\t\t\tnewObj = contextCb(exprOb, origRt);\n\n\t\t\t\t\tif (newObj !== obj) {\n\t\t\t\t\t\tif (typeof obj === OBJECT) {\n\t\t\t\t\t\t\tbindArray(obj, true);\n\t\t\t\t\t\t\tif (sub || allowArray && $isArray(obj)) {\n\t\t\t\t\t\t\t\tinnerObserve([obj], sub, callback, contextCb, true); // unobserve on the old object\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t\texprOb.ob = newObj;\n\t\t\t\t\t\t// Put the updated object instance onto the exprOb in the paths array, so subsequent string paths are relative to this object\n\t\t\t\t\t\tif (typeof newObj === OBJECT) {\n\t\t\t\t\t\t\tbindArray(newObj);\n\t\t\t\t\t\t\tif (sub || allowArray && $isArray(newObj)) { // observe on new object\n\t\t\t\t\t\t\t\tinnerObserve([newObj], sub, callback, contextCb);\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\t// Call the outerCb - to execute the compiled expression that this computed is part of\n\t\t\t\t\tcallback(ev, eventArgs);\n\t\t\t\t};\n\t\t\t}\n\n\t\t\tfunction bindArray(arr, unbind, isArray, relPath) {\n\t\t\t\tif (allowArray) {\n\t\t\t\t\t// allowArray is 1 if this is a call to observe that does not come from observeAndBind (tag binding), or is from a 'depends' path,\n\t\t\t\t\t// so we allow arrayChange binding. Otherwise allowArray is zero.\n\t\t\t\t\tvar prevObj = object,\n\t\t\t\t\t\tprevAllPath = allPath;\n\n\t\t\t\t\tobject = arr;\n\t\t\t\t\tif (relPath) {\n\t\t\t\t\t\tobject = arr[relPath];\n\t\t\t\t\t\tallPath += \".\" + relPath;\n\t\t\t\t\t}\n\t\t\t\t\tif (filter && object) {\n\t\t\t\t\t\tobject = $observable._fltr(allPath, object, relPath ? [arr].concat(parentObs) : parentObs, filter);\n\t\t\t\t\t}\n\t\t\t\t\tif (object && (isArray || $isArray(object))) {\n\t\t\t\t\t\tobserveOnOff(arrayChangeStr + \".observe\" + (callback ? getCbKey(callback) : \"\"), undefined, true, unbind);\n\t\t\t\t\t}\n\t\t\t\t\tobject = prevObj;\n\t\t\t\t\tallPath = prevAllPath;\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tvar i, p, skip, parts, prop, path, dep, unobserve, callback, cbId, inId, el, data, events, contextCb, innerContextCb,\n\t\t\t\titems, cbBindings, depth, innerCb, parentObs, allPath, filter, initNsArr, initNsArrLen, view, cbItemCount,\n\t\t\t\tns = observeStr,\n\t\t\t\tpaths = this != 1 // Using != for IE<10 bug- see jsviews/issues/237\n\t\t\t\t\t? concat.apply([], arguments) // Flatten the arguments - this is a 'recursive call' with params using the 'wrapped array'\n\t\t\t\t\t\t\t\t\t\t\t\t\t// style - such as innerObserve([object], path.path, [origRoot], path.prm, innerCb, ...);\n\t\t\t\t\t: slice.call(arguments), // Don't flatten - this is the first 'top-level call, to innerObserve.apply(1, paths)\n\t\t\t\tlastArg = paths.pop() || false,\n\t\t\t\troot = paths.shift(),\n\t\t\t\tobject = root,\n\t\t\t\tl = paths.length;\n\n\t\t\tif (lastArg + \"\" === lastArg) { // If last arg is a string then this observe call is part of an observeAll call,\n\t\t\t\tallPath = lastArg;          // and the last three args are the parentObs array, the filter, and the allPath string.\n\t\t\t\tparentObs = paths.pop();\n\t\t\t\tfilter = paths.pop();\n\t\t\t\tlastArg = !!paths.pop(); // unobserve\n\t\t\t\tl -= 3;\n\t\t\t}\n\t\t\tif (lastArg === !!lastArg) {\n\t\t\t\tunobserve = lastArg;\n\t\t\t\tlastArg = paths[l-1];\n\t\t\t\tlastArg = l && lastArg + \"\" !== lastArg && (!lastArg || $isFunction(lastArg)) ? (l--, paths.pop()) : undefined;\n\t\t\t\tif (unobserve && !l && $isFunction(root)) {\n\t\t\t\t\tlastArg = root;\n\t\t\t\t\troot = undefined;\n\t\t\t\t}\n\t\t\t}\n\t\t\tcallback = lastArg;\n\t\t\tif (l && $isFunction(paths[l - 1])) {\n\t\t\t\tinnerContextCb = contextCb = callback;\n\t\t\t\tcallback = paths.pop();\n\t\t\t\tl--;\n\t\t\t}\n\n\t\t\tif (unobserve && callback && !callback._cId) {\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\t// Use a unique namespace (e.g. obs7) associated with each observe() callback to allow unobserve to remove handlers\n\t\t\tns += callback\n\t\t\t\t? ((inId = callback._inId || \"\"), unobserve)\n\t\t\t\t\t? callback._cId + inId\n\t\t\t\t\t: (cbId = getCbKey(callback)) + inId\n\t\t\t\t: \"\";\n\n\t\t\tif (cbId && !unobserve) {\n\t\t\t\tcbBindings = cbBindingsStore[cbId] = cbBindingsStore[cbId] || {};\n\t\t\t}\n\n\t\t\tinitNsArr = initialNs && initialNs.match(rNotWhite) || [\"\"];\n\t\t\tinitNsArrLen = initNsArr.length;\n\n\t\t\twhile (initNsArrLen--) {\n\t\t\t\tinitialNs = initNsArr[initNsArrLen];\n\t\t\t\tif (root && !paths[0]) {\n\t\t\t\t\tif ($isArray(root)) {\n\t\t\t\t\t\tbindArray(root, unobserve, true); // observe(array, handler)\n\t\t\t\t\t}\n\t\t\t\t\tif (unobserve) {\n\t\t\t\t\t\tobserveOnOff(ns, \"\"); // unobserve(objectOrArray[, handler])\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\tif (unobserve && !l && !root) { // unobserve() - unobserves all\n\t\t\t\t\tfor (p in cbBindingsStore) {\n\t\t\t\t\t\tp = cbBindingsStore[p];\n\t\t\t\t\t\tfor (data in p) {\n\t\t\t\t\t\t\tobject = p[data];\n\t\t\t\t\t\t\tif ($isArray(object)) {\n\t\t\t\t\t\t\t\tbindArray(object, unobserve, unobserve);\n\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\tobserveOnOff(ns, \"\");\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t\tdepth = 0;\n\t\t\t\tcbItemCount = 0;\n\t\t\t\tfor (i = 0; i < l; i++) {\n\t\t\t\t\tif (cbItemCount) {\n\t\t\t\t\t\tcbItemCount--; // contextCb was moved to a contextual parameter outer context. Needs to revert after cbItemCount\n\t\t\t\t\t} else {\n\t\t\t\t\t\tcontextCb = innerContextCb;\n\t\t\t\t\t}\n\n\t\t\t\t\tpath = paths[i];\n\t\t\t\t\tif (path === \"\" || path === root) {\n\t\t\t\t\t\tcontinue;\n\t\t\t\t\t}\n\t\t\t\t\tif (path && path._ar) {\n\t\t\t\t\t\tallowArray += path._ar; // Switch on allowArray for depends paths, and off, afterwards.\n\t\t\t\t\t\tcontinue;\n\t\t\t\t\t}\n\t\t\t\t\tobject = root;\n\t\t\t\t\tif (\"\" + path === path) {\n\t\t\t\t\t\t// Consider support for computed paths: jsviews/issues/292\n\t\t\t\t\t\t//if (/[\\(\\[\\+]/.test(path)) {\n\t\t\t\t\t\t//\tvar b={links:{}}, t = $sub.tmplFn(\"{:\"+path+\"}\", b, true), items = t.paths[0];\n\t\t\t\t\t\t//\tl += items.length - 1;\n\t\t\t\t\t\t//\tsplice.apply(paths, [i--, 1].concat(items));\n\t\t\t\t\t\t//\tcontinue;\n\t\t\t\t\t\t//}\n\t\t\t\t\t\tparts = path.split(\"^\");\n\t\t\t\t\t\tif (parts[1]) {\n\t\t\t\t\t\t\t// We bind the leaf, plus additional nodes based on depth.\n\t\t\t\t\t\t\t// \"a.b.c^d.e\" is depth 2, so listens to changes of e, plus changes of d and of c\n\t\t\t\t\t\t\tdepth = parts[0].split(\".\").length;\n\t\t\t\t\t\t\tpath = parts.join(\".\");\n\t\t\t\t\t\t\tdepth = path.split(\".\").length - depth;\n\t\t\t\t\t\t\t// if more than one ^ in the path, the first one determines depth\n\t\t\t\t\t\t}\n\t\t\t\t\t\tif (contextCb) {\n\t\t\t\t\t\t\titems = contextCb(path, root, depth);\n\t\t\t\t\t\t}\n\t\t\t\t\t\tcontextCb = innerContextCb;\n\t\t\t\t\t\tparts = path.split(\".\");\n\t\t\t\t\t} else if (path && path._cxp) { // contextual parameter\n\t\t\t\t\t\tview = path.shift();  // Contextual data\n\t\t\t\t\t\tif (_ocp in view) {\n\t\t\t\t\t\t\troot = view; // observable contextual parameter\n\t\t\t\t\t\t\tcontextCb = 0;\n\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\tcontextCb = $sub._gccb(view); // getContextCb: Get context callback for the contextual view (where contextual param evaluated/assigned)\n\t\t\t\t\t\t\troot = view.data;\n\t\t\t\t\t\t}\n\t\t\t\t\t\titems = path;\n\t\t\t\t\t\titems.push(origRoot);\n\t\t\t\t\t\tcbItemCount = items.length;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tif (!$isFunction(path)) {\n\t\t\t\t\t\t\tif (path && path._cpfn) {\n\t\t\t\t\t\t\t\t// Path is an exprOb returned by a computed property - helper/data function (compiled expr function).\n\t\t\t\t\t\t\t\t// Set current object on exprOb.ob, and get innerCb for updating the object\n\t\t\t\t\t\t\t\tinnerCb = unobserve ? path.cb : getInnerCb(path);\n\t\t\t\t\t\t\t\t// innerCb._ctx = callback._ctx; Could pass context (e.g. linkCtx) for use in a depends = function() {} call, so depends is different for different linkCtx's\n\t\t\t\t\t\t\t\tinnerCb._cId = callback._cId;\n\t\t\t\t\t\t\t\t// Set the same cbBindingsStore key as for callback, so when callback is disposed, disposal of innerCb happens too.\n\t\t\t\t\t\t\t\tinnerCb._inId = innerCb._inId || \".obIn\" + observeInnerCbKey++;\n\t\t\t\t\t\t\t\tif (path.bnd || path.prm && path.prm.length || !path.sb) {\n\t\t\t\t\t\t\t\t\t// If the exprOb is bound e.g. foo()^sub.path, or has parameters e.g. foo(bar) or is a leaf object (so no sub path) e.g. foo()\n\t\t\t\t\t\t\t\t\t// then observe changes on the object, or its parameters and sub-path\n\t\t\t\t\t\t\t\t\tinnerObserve([object], path.path, [path.root||root], path.prm, innerCb, contextCb, unobserve);\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tif (path.sb) { // subPath\n\t\t\t\t\t\t\t\t\tif (path.sb.prm) {\n\t\t\t\t\t\t\t\t\t\tpath.sb.root = root;\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\tinnerObserve([path.ob], path.sb, callback, contextCb, unobserve);\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tpath = origRoot;\n\t\t\t\t\t\t\t\tobject = undefined;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}\n\t\t\t\t\t\tparts = [root = path];\n\t\t\t\t\t}\n\t\t\t\t\tif (items) {\n\t\t\t\t\t\t// If the array of objects and paths returned by contextCb is non empty, insert them\n\t\t\t\t\t\t// into the sequence, replacing the current item (path). Otherwise simply remove current item (path)\n\t\t\t\t\t\tl += items.length - 1;\n\t\t\t\t\t\tsplice.apply(paths, [i--, 1].concat(items));\n\t\t\t\t\t\titems = undefined;\n\t\t\t\t\t\tcontinue;\n\t\t\t\t\t}\n\t\t\t\t\twhile (object && (prop = parts.shift()) !== undefined) {\n\t\t\t\t\t\tif (typeof object === OBJECT) {\n\t\t\t\t\t\t\tif (\"\" + prop === prop) {\n\t\t\t\t\t\t\t\tif (prop === \"\") {\n\t\t\t\t\t\t\t\t\tcontinue;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tif ((parts.length < depth + 1) && !object.nodeType) {\n\t\t\t\t\t\t\t\t\t// Add observer for each token in path starting at depth, and on to the leaf\n\t\t\t\t\t\t\t\t\tif (!unobserve && (events = $hasData(object) && $._data(object))) {\n\t\t\t\t\t\t\t\t\t\tevents = events.events;\n\t\t\t\t\t\t\t\t\t\tevents = events && events[propertyChangeStr];\n\t\t\t\t\t\t\t\t\t\tel = events && events.length;\n\t\t\t\t\t\t\t\t\t\tskip = 0;\n\t\t\t\t\t\t\t\t\t\twhile (el--) { // Skip duplicates\n\t\t\t\t\t\t\t\t\t\t\tdata = events[el].data;\n\t\t\t\t\t\t\t\t\t\t\tif (data\n\t\t\t\t\t\t\t\t\t\t\t\t&& data.ns === initialNs\n\t\t\t\t\t\t\t\t\t\t\t\t&& data.cb._cId === callback._cId\n\t\t\t\t\t\t\t\t\t\t\t\t&& data.cb._inId === callback._inId\n\t\t\t\t\t\t\t\t\t\t\t\t&& (data.prop === prop || data.prop === \"*\" || data.prop === \"**\")) {\n\t\t\t\t\t\t\t\t\t\t\t\tif (p = parts.join(\".\")) {\n\t\t\t\t\t\t\t\t\t\t\t\t\tdata.paths.push(p); // We will skip this binding, but if it is not a leaf binding,\n\t\t\t\t\t\t\t\t\t\t\t\t\t// need to keep bindings for rest of path, ready for if the object gets swapped.\n\t\t\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\t\t\tskip++;\n\t\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\tif (skip) {\n\t\t\t\t\t\t\t\t\t\t\t// Duplicate binding(s) found, so move on\n\t\t\t\t\t\t\t\t\t\t\tobject = object[prop];\n\t\t\t\t\t\t\t\t\t\t\tcontinue;\n\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\tif (prop === \"*\" || prop === \"**\") { // \"*\" => all properties. \"**\" => all properties and sub-properties (i.e. deep observeAll behavior)\n\t\t\t\t\t\t\t\t\t\tif (!unobserve && events && events.length) {\n\t\t\t\t\t\t\t\t\t\t\t// Remove existing bindings, since they will be duplicates with \"*\" or \"**\"\n\t\t\t\t\t\t\t\t\t\t\tobserveOnOff(ns, \"\", false, true);\n\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\tif (prop === \"*\") {\n\t\t\t\t\t\t\t\t\t\t\tobserveOnOff(ns, \"\"); // observe the object for any property change\n\t\t\t\t\t\t\t\t\t\t\tfor (p in object) {\n\t\t\t\t\t\t\t\t\t\t\t\t// observing \"*\": So (in addition to listening to prop change, above) listen to arraychange on props of type array\n\t\t\t\t\t\t\t\t\t\t\t\tif (p !== $expando) {\n\t\t\t\t\t\t\t\t\t\t\t\t\tbindArray(object, unobserve, undefined, p);\n\t\t\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\t} else {\n\t\t\t\t\t\t\t\t\t\t\t$.observable(initialNs, object)[(unobserve ? \"un\" : \"\") + \"observeAll\"](callback); // observe or unobserve the object for any property change\n\t\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t\t\t} else if (prop) {\n\t\t\t\t\t\t\t\t\t\tobserveOnOff(ns + \".p_\" + prop, parts.join(\"^\")); // By using \"^\" rather than \".\" we ensure that deep binding will be used on newly inserted object graphs\n\t\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tif (allPath) {\n\t\t\t\t\t\t\t\t\tallPath += \".\" + prop;\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tprop = object[prop];\n\t\t\t\t\t\t\t\tif (!parts[0]) {\n\t\t\t\t\t\t\t\t\tbindArray(prop, unobserve); // [un]observe(object, \"arrayProperty\") observes array changes on property of type array\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\tif ($isFunction(prop)) {\n\t\t\t\t\t\t\t\tif (dep = prop.depends) {\n\t\t\t\t\t\t\t\t\t// This is a computed observable. We will observe any declared dependencies.\n\t\t\t\t\t\t\t\t\t// Pass {_ar: ...} objects to switch on allowArray, for depends paths, then return to contextual allowArray value\n\t\t\t\t\t\t\t\t\tinnerObserve([object], dependsPaths(dep, object, callback), callback, contextCb, unobserve);\n\t\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t\tobject = prop;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\tif (cbId) {\n\t\t\t\tremoveCbBindings(cbBindings, cbId);\n\t\t\t}\n\n\t\t\t// Return the cbBindings to the top-level caller, along with the cbId\n\t\t\treturn {cbId: cbId, bnd: cbBindings, s: cbBindingsStore};\n\t\t}\n\n\t\tvar initialNs,\n\t\t\tallowArray = this == 1 ? 0 : 1, // If this == 1, this is a call from observeAndBind - doing binding of datalink expressions. We don't bind\n\t\t\t// arrayChange events in this scenario. Instead, {^{for}} and similar do specific arrayChange binding to the tagCtx.args[0] value, in onAfterLink.\n\t\t\t// Note deliberately using this == 1, rather than this === 1 because of IE<10 bug- see jsviews/issues/237\n\t\t\tpaths = slice.call(arguments),\n\t\t\torigRoot = paths[0];\n\n\t\tif (origRoot + \"\" === origRoot && allowArray) {\n\t\t\tinitialNs = origRoot; // The first arg is a namespace, since it is a string, and this call is not from observeAndBind\n\t\t\tpaths.shift();\n\t\t\torigRoot = paths[0];\n\t\t}\n\t\treturn innerObserve.apply(1, paths);\n\t};\n\n\t$observable = function(ns, data) {\n\t\tif (arguments.length === 1) {\n\t\t\tdata = ns;\n\t\t\tns = \"\";\n\t\t}\n\t\treturn $isArray(data)\n\t\t\t? new ArrayObservable(ns, data)\n\t\t\t: new ObjectObservable(ns, data);\n\t};\n\n\t//========================== Initialize ==========================\n\n\t$.observable = $observable;\n\t$observable._fltr = function(allPath, object, parentObs, filter) {\n\t\tif (filter && $isFunction(filter)\n\t\t\t? filter(allPath, object, parentObs)\n\t\t\t: true // TODO Consider supporting filter being a string or strings to do RegEx filtering based on key and/or allPath\n\t\t) {\n\t\t\tobject = $isFunction(object)\n\t\t\t\t? object.set && object.call(parentObs[0]) // It is a getter/setter\n\t\t\t\t: object;\n\t\t\treturn typeof object === OBJECT && object;\n\t\t}\n\t};\n\n\t$observable.Object = ObjectObservable;\n\t$observable.Array = ArrayObservable;\n\t$.observe = $observable.observe = $observe;\n\t$.unobserve = $observable.unobserve = $unobserve;\n\t$observable._apply = observe_apply;\n\n\tObjectObservable.prototype = {\n\t\t_data: null,\n\n\t\tobserveAll: $observeAll,\n\t\tunobserveAll: $unobserveAll,\n\n\t\tdata: function() {\n\t\t\treturn this._data;\n\t\t},\n\n\t\tsetProperty: function(path, value, nonStrict) {\n\t\t\tpath = path || \"\";\n\t\t\tvar key, pair, parts,\n\t\t\t\tmulti = path + \"\" !== path && !path._is, // Hash of paths, not view object\n\t\t\t\tself = this,\n\t\t\t\tobject = self._data;\n\n\t\t\tif (object) {\n\t\t\t\tif (multi) {\n\t\t\t\t\tnonStrict = value;\n\t\t\t\t\tif ($isArray(path)) {\n\t\t\t\t\t\t// This is the array format generated by serializeArray. However, this has the problem that it coerces types to string,\n\t\t\t\t\t\t// and does not provide simple support of convertTo and convertFrom functions.\n\t\t\t\t\t\tkey = path.length;\n\t\t\t\t\t\twhile (key--) {\n\t\t\t\t\t\t\tpair = path[key];\n\t\t\t\t\t\t\tself.setProperty(pair.name, pair.value, nonStrict === undefined || nonStrict); //If nonStrict not specified, default to true;\n\t\t\t\t\t\t}\n\t\t\t\t\t} else {\n\t\t\t\t\t\t// Object representation where property name is path and property value is value.\n\t\t\t\t\t\tfor (key in path) {\n\t\t\t\t\t\t\tself.setProperty(key, path[key], nonStrict);\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t} else if (path !== $expando) {\n\t\t\t\t\t// Simple single property case.\n\t\t\t\t\tif (path._is) {\n\t\t\t\t\t\tparts = [path];\n\t\t\t\t\t} else {\n\t\t\t\t\t\tparts = path.split(/[.^]/);\n\t\t\t\t\t\twhile (object && parts.length > 1) {\n\t\t\t\t\t\t\tobject = object[parts.shift()];\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tif (object) {\n\t\t\t\t\t\tself._setProperty(object, parts[0], value, nonStrict);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn self;\n\t\t},\n\n\t\tremoveProperty: function(path) {\n\t\t\tthis.setProperty(path, remove);\n\t\t\treturn this;\n\t\t},\n\n\t\t_setProperty: function(leaf, path, value, nonStrict) {\n\t\t\tvar setter, getter, removeProp,\n\t\t\t\tproperty = path ? leaf[path] : leaf;\n\n\t\t\tif ($isFunction(property)) {\n\t\t\t\tif (property.set) {\n\t\t\t\t\t// Case of property setter/getter - with convention that property is getter and property.set is setter\n\t\t\t\t\tleaf = leaf._vw // Case of JsViews 2-way data-linking to an observable context parameter, with a setter.\n\t\t\t\t\t\t// The view will be the this pointer for getter and setter. Note: this is the one scenario where path is \"\".\n\t\t\t\t\t || leaf;\n\t\t\t\t\tgetter = property;\n\t\t\t\t\tsetter = getter.set === true ? getter : getter.set;\n\t\t\t\t\tproperty = getter.call(leaf); // get - only treated as getter if also a setter. Otherwise it is simply a property of type function.\n\t\t\t\t\t// See unit tests 'Can observe properties of type function'.\n\t\t\t\t}\n\t\t\t}\n\n\t\t\tif ((property !== value || nonStrict && property != value)\n\t\t\t\t// Optional non-strict equality, since serializeArray, and form-based editors can map numbers to strings, etc.\n\t\t\t\t// Date objects don't support != comparison. Treat as special case.\n\t\t\t\t&& (!(property instanceof Date && value instanceof Date) || property > value || property < value)) {\n\t\t\t\tif (setter) {\n\t\t\t\t\tsetter.call(leaf, value);   //set\n\t\t\t\t\tvalue = getter.call(leaf);  //get updated value\n\t\t\t\t} else if (removeProp = value === remove) {\n\t\t\t\t\tif (property !== undefined) {\n\t\t\t\t\t\tdelete leaf[path];\n\t\t\t\t\t\tvalue = undefined;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tpath = undefined; // If value was already undefined, don't trigger handler for removeProp\n\t\t\t\t\t}\n\t\t\t\t} else if (path) {\n\t\t\t\t\tleaf[path] = value;\n\t\t\t\t}\n\t\t\t\tif (path) {\n\t\t\t\t\tthis._trigger(leaf, {change: \"set\", path: path, value: value, oldValue: property, remove: removeProp});\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\n\t\t_trigger: function(target, eventArgs) {\n\t\t\t$(target).triggerHandler(propertyChangeStr + (this._ns ? \".\" + /^\\S+/.exec(this._ns)[0] : \"\"), eventArgs); // If white-space separated namespaces, use first one only\n\t\t}\n\t};\n\n\tArrayObservable.prototype = {\n\t\t_data: null,\n\n\t\tobserveAll: $observeAll,\n\t\tunobserveAll: $unobserveAll,\n\n\t\tdata: function() {\n\t\t\treturn this._data;\n\t\t},\n\n\t\tinsert: function(index, data) {\n\t\t\tvar _data = this._data;\n\t\t\tif (arguments.length === 1) {\n\t\t\t\tdata = index;\n\t\t\t\tindex = _data.length;\n\t\t\t}\n\t\t\tindex = PARSEINT(index);\n\t\t\tif (index > -1) {\n\t\t\t\tdata = $isArray(data) ? data : [data];\n\t\t\t\t// data can be a single item (including a null/undefined value) or an array of items.\n\t\t\t\t// Note the provided items are inserted without being cloned, as direct references to the provided objects\n\n\t\t\t\tif (data.length) {\n\t\t\t\t\tthis._insert(index, data);\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn this;\n\t\t},\n\n\t\t_insert: function(index, data) {\n\t\t\tvar _data = this._data,\n\t\t\t\toldLength = _data.length;\n\t\t\tif (index > oldLength) {\n\t\t\t\tindex = oldLength;\n\t\t\t}\n\t\t\tsplice.apply(_data, [index, 0].concat(data));\n\t\t\tthis._trigger({change: \"insert\", index: index, items: data}, oldLength);\n\t\t},\n\n\t\tremove: function(index, numToRemove) {\n\t\t\tvar items,\n\t\t\t\t_data = this._data;\n\n\t\t\tif (index === undefined) {\n\t\t\t\tindex = _data.length - 1;\n\t\t\t}\n\n\t\t\tindex = PARSEINT(index);\n\t\t\tnumToRemove = numToRemove ? PARSEINT(numToRemove) : numToRemove === 0 ? 0 : 1; // if null or undefined: remove 1\n\t\t\tif (numToRemove > 0 && index > -1) {\n\t\t\t\titems = _data.slice(index, index + numToRemove);\n\t\t\t\tif (numToRemove = items.length) {\n\t\t\t\t\tthis._remove(index, numToRemove, items);\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn this;\n\t\t},\n\n\t\t_remove: function(index, numToRemove, items) {\n\t\t\tvar _data = this._data,\n\t\t\t\toldLength = _data.length;\n\n\t\t\t_data.splice(index, numToRemove);\n\t\t\tthis._trigger({change: \"remove\", index: index, items: items}, oldLength);\n\t\t},\n\n\t\tmove: function(oldIndex, newIndex, numToMove) {\n\t\t\tnumToMove = numToMove ? PARSEINT(numToMove) : numToMove === 0 ? 0 : 1; // if null or undefined: move 1\n\t\t\toldIndex = PARSEINT(oldIndex);\n\t\t\tnewIndex = PARSEINT(newIndex);\n\n\t\t\tif (numToMove > 0 && oldIndex > -1 && newIndex > -1 && oldIndex !== newIndex) {\n\t\t\t\tthis._move(oldIndex, newIndex, numToMove);\n\t\t\t}\n\t\t\treturn this;\n\t\t},\n\n\t\t_move: function(oldIndex, newIndex, numToMove) {\n\t\t\tvar items,\n\t\t\t\t_data = this._data,\n\t\t\t\toldLength = _data.length,\n\t\t\t\texcess = oldIndex + numToMove - oldLength;\n\t\t\tif (excess > 0) {\n\t\t\t\tnumToMove -= excess;\n\t\t\t}\n\t\t\tif (numToMove) {\n\t\t\t\titems = _data.splice(oldIndex, numToMove); // remove\n\t\t\t\tif (newIndex > _data.length) {\n\t\t\t\t\tnewIndex = _data.length;\n\t\t\t\t}\n\t\t\t\tsplice.apply(_data, [newIndex, 0].concat(items)); //re-insert\n\t\t\t\tif (newIndex !== oldIndex) {\n\t\t\t\t\tthis._trigger({change: \"move\", oldIndex: oldIndex, index: newIndex, items: items}, oldLength);\n\t\t\t\t}\n\t\t\t}\n\t\t},\n\n\t\trefresh: function(newItems) {\n\t\t\tfunction insertAdded() {\n\t\t\t\tif (k) {\n\t\t\t\t\tself.insert(j-k, addedItems); // Not found in original array - so insert\n\t\t\t\t\tdataLength += k;\n\t\t\t\t\ti += k;\n\t\t\t\t\tk = 0;\n\t\t\t\t\taddedItems = [];\n\t\t\t\t}\n\t\t\t}\n\n\t\t\t// For refresh operation we iteratively step through the target array and sort by move/add/remove operations on the source array until they match\n\t\t\tvar i, j, k, newItem, num,\n\t\t\t\tself = this,\n\t\t\t\taddedItems = [],\n\t\t\t\tdata = self._data,\n\t\t\t\toldItems = data.slice(),\n\t\t\t\toldLength = data.length,\n\t\t\t\tdataLength = oldLength,\n\t\t\t\tnewLength = newItems.length;\n\t\t\tself._srt = true; // Flag for sorting during refresh\n\t\t\tfor (j=k=0; j<newLength; j++) {\n\t\t\t\tif ((newItem = newItems[j]) === data[j-k]) {\n\t\t\t\t\t\tinsertAdded();\n\t\t\t\t} else {\n\t\t\t\t\tfor (i=j-k; i<dataLength; i++) {\n\t\t\t\t\t\tif (newItem === data[i]) {\n\t\t\t\t\t\t\tbreak;\n\t\t\t\t\t\t}\n\t\t\t\t\t}\n\t\t\t\t\tif (i<dataLength) {\n\t\t\t\t\t\tinsertAdded();\n\t\t\t\t\t\tnum = 0;\n\t\t\t\t\t\twhile (num++ < newLength-i && newItems[j+num] === data[i+num]);\n\t\t\t\t\t\tself.move(i, j, num); // Found newItem in original array - so move it to new position\n\t\t\t\t\t\tj += num - 1;\n\t\t\t\t\t} else {\n\t\t\t\t\t\tk++;\n\t\t\t\t\t\taddedItems.push(newItem); // Not found in original array - so insert\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t\tinsertAdded();\n\t\t\tif (dataLength > j) {\n\t\t\t\tself.remove(j, dataLength - j);\n\t\t\t}\n\t\t\tself._srt = undefined; // We have finished sort operations during refresh\n\t\t\tself._trigger({change: \"refresh\", oldItems: oldItems}, oldLength);\n\t\t\treturn self;\n\t\t},\n\n\t\t_trigger: function(eventArgs, oldLength) {\n\t\t\tvar self = this,\n\t\t\t\t_data = self._data,\n\t\t\t\tlength = _data.length,\n\t\t\t\t$_data = $([_data]);\n\t\t\tif (self._srt) {\n\t\t\t\teventArgs.refresh = true; // We are sorting during refresh\n\t\t\t} else if (length !== oldLength) { // We have finished sort operations during refresh\n\t\t\t\t$_data.triggerHandler(propertyChangeStr, {change: \"set\", path: \"length\", value: length, oldValue: oldLength});\n\t\t\t}\n\t\t\t$_data.triggerHandler(arrayChangeStr + (self._ns ? \".\" + /^\\S+/.exec(self._ns)[0] : \"\"), eventArgs); // If white-space separated namespaces, use first one only\n\t\t}\n\t};\n\n\t$eventSpecial[propertyChangeStr] = $eventSpecial[arrayChangeStr] = {\n\t\t// Register a jQuery special 'remove' event, to access the data associated with handlers being removed by jQuery.off().\n\t\t// We get data.cb._cId from the event handleObj and get the corresponding cbBindings hash from the cbBindingsStore,\n\t\t// then remove this object from that bindings hash - if the object does not have any other handlers associated with the same callback.\n\t\tremove: function (handleObj) {\n\t\t\tvar cbBindings, found, events, l, data,\n\t\t\t\tevData = handleObj.data;\n\t\t\tif ((evData) && (evData.off = true, evData = evData.cb)) { //Set off = true as marker for disposed event\n\t\t\t\t// Get the cb._cId from handleObj.data.cb._cId\n\t\t\t\tif (cbBindings = cbBindingsStore[evData._cId]) {\n\t\t\t\t\t// There were bindings for this callback. If this was the last one, we'll remove it.\n\t\t\t\t\tevents = $._data(this).events[handleObj.type];\n\t\t\t\t\tl = events.length;\n\t\t\t\t\twhile (l-- && !found) {\n\t\t\t\t\t\tfound = (data = events[l].data) && data.cb && data.cb._cId === evData._cId;\n\t\t\t\t\t\t// Found another one with same callback (though may be a different innerCallback)\n\t\t\t\t\t}\n\t\t\t\t\tif (!found) {\n\t\t\t\t\t\t// This was the last handler for this callback and object, so remove the binding entry\n\t\t\t\t\t\tdelete cbBindings[$data(this).obId];\n\t\t\t\t\t\tremoveCbBindings(cbBindings, evData._cId);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t};\n\n\t$views.map = function(mapDef) {\n\t\tfunction Map(source, options, target, unbound) {\n\t\t\tvar changing,\n\t\t\t\tmap = this;\n\t\t\tif (this.src) {\n\t\t\t\tthis.unmap(); // We are re-mapping a new source\n\t\t\t}\n\t\t\tif (typeof source === OBJECT) {\n\t\t\t\tmap.src = source;\n\t\t\t\tmap.tgt = target || map.tgt || [];\n\t\t\t\tmap.options = options || map.options;\n\t\t\t\tmap.update();\n\t\t\t\tif (!unbound) {\n\t\t\t\t\tif (mapDef.obsSrc) {\n\t\t\t\t\t\t$observable(map.src).observeAll(map.obs = function(ev, eventArgs) {\n\t\t\t\t\t\t\tif (!changing) {\n\t\t\t\t\t\t\t\tchanging = true;\n\t\t\t\t\t\t\t\tmapDef.obsSrc(map, ev, eventArgs);\n\t\t\t\t\t\t\t\tchanging = undefined;\n\t\t\t\t\t\t\t}\n\t\t\t\t\t\t}, map.srcFlt);\n\t\t\t\t\t}\n\t\t\t\t\tif (mapDef.obsTgt) {\n\t\t\t\t\t\t$observable(map.tgt).observeAll(map.obt = function(ev, eventArgs) {\n\t\t\t\t\t\tif (!changing) {\n\t\t\t\t\t\t\tchanging = true;\n\t\t\t\t\t\t\tmapDef.obsTgt(map, ev, eventArgs);\n\t\t\t\t\t\t\tchanging = undefined;\n\t\t\t\t\t\t}\n\t\t\t\t\t\t}, map.tgtFlt);\n\t\t\t\t\t}\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\n\t\tif ($isFunction(mapDef)) {\n\t\t\t// Simple map declared as function\n\t\t\tmapDef = {\n\t\t\t\tgetTgt: mapDef\n\t\t\t};\n\t\t}\n\n\t\tif (mapDef.baseMap) {\n\t\t\tmapDef = $.extend({}, mapDef.baseMap, mapDef);\n\t\t}\n\n\t\tmapDef.map = function(source, options, target, unbound) {\n\t\t\treturn new Map(source, options, target, unbound);\n\t\t};\n\n\t\t(Map.prototype = {\n\t\t\tsrcFlt: mapDef.srcFlt || shallowFilter, // default to shallowFilter\n\t\t\ttgtFlt: mapDef.tgtFlt || shallowFilter,\n\t\t\tupdate: function(options) {\n\t\t\t\tvar map = this;\n\t\t\t\t$observable(map.tgt).refresh(mapDef.getTgt(map.src, map.options = options || map.options));\n\t\t\t},\n\t\t\tunmap: function() {\n\t\t\t\tvar map = this;\n\t\t\t\tif (map.src) {\n\t\t\t\t\tif (map.obs) {\n\t\t\t\t\t\t$observable(map.src).unobserveAll(map.obs, map.srcFlt);\n\t\t\t\t\t}\n\t\t\t\t\tif (map.obt) {\n\t\t\t\t\t\t$observable(map.tgt).unobserveAll(map.obt, map.tgtFlt);\n\t\t\t\t\t}\n\t\t\t\t\tmap.src = undefined;\n\t\t\t\t}\n\t\t\t},\n\t\t\tmap: Map,\n\t\t\t_def: mapDef\n\t\t}).constructor = Map;\n\n\t\treturn mapDef;\n\t};\n\n\t$sub.advSet = function() { // refresh advanced settings\n\t\t$sub._gccb = this._gccb; // getContextCallback method\n\t\tglobal._jsv = $subSettings.advanced._jsv\n\t\t\t? { // create global _jsv, for accessing views, etc\n\t\t\t\t\tcbBindings: cbBindingsStore\n\t\t\t\t}\n\t\t\t: undefined; // In IE8 cannot do delete global._jsv\n\t};\n\t$sub._dp = dependsPaths;\n}\n\nreturn $;\n}, window));\n"]}