From 4833e50a6cd64dc2c8bff655a319ede7041df836 Mon Sep 17 00:00:00 2001
From: Yomguithereal <guillaumeplique@gmail.com>
Date: Tue, 28 Feb 2017 19:51:33 +0100
Subject: [PATCH] Bump 2.4.3

---
 CHANGELOG.md        |  4 ++++
 bower.json          |  2 +-
 build/baobab.js     | 17 ++++++++---------
 build/baobab.min.js |  6 +++---
 package.json        |  2 +-
 src/baobab.js       |  2 +-
 6 files changed, 18 insertions(+), 15 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 41b1313..bfc9c6d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## v2.4.3
+
+* Better `tree/cursor.splice` ([@jrust](https://github.com/jrust)).
+
 ## v2.4.2
 
 * Fixing monkey-related memory leak ([@jrust](https://github.com/jrust)).
diff --git a/bower.json b/bower.json
index 7bf56a2..f3f5c99 100644
--- a/bower.json
+++ b/bower.json
@@ -1,7 +1,7 @@
 {
   "name": "baobab",
   "main": "build/baobab.min.js",
-  "version": "2.4.2",
+  "version": "2.4.3",
   "homepage": "https://github.com/Yomguithereal/baobab",
   "author": {
     "name": "Guillaume Plique",
diff --git a/build/baobab.js b/build/baobab.js
index 5da35f1..1927345 100644
--- a/build/baobab.js
+++ b/build/baobab.js
@@ -2,7 +2,7 @@
  * Baobab
  *
  * Homepage: https://github.com/Yomguithereal/baobab
- * Version: 2.4.2
+ * Version: 2.4.3
  * Author: Yomguithereal (Guillaume Plique)
  * License: MIT
  */
@@ -1146,7 +1146,7 @@ Baobab.helpers = helpers;
 /**
  * Version
  */
-Baobab.VERSION = '2.4.2';
+Baobab.VERSION = '2.4.3';
 module.exports = exports['default'];
 
 },{"./cursor":3,"./helpers":4,"./monkey":5,"./type":6,"./update":7,"./watcher":8,"emmett":1}],3:[function(require,module,exports){
@@ -2581,7 +2581,11 @@ function solveUpdate(affectedPaths, comparedPaths) {
  */
 
 function splice(array, startIndex, nb) {
-  if (nb === undefined) nb = array.length - startIndex;else if (nb === null) nb = 0;else if (Number.isNaN(Number.parseInt(nb, 10))) throw new Error('argument nb ' + nb + ' can not be parsed into a number!');
+  for (var _len2 = arguments.length, elements = Array(_len2 > 3 ? _len2 - 3 : 0), _key2 = 3; _key2 < _len2; _key2++) {
+    elements[_key2 - 3] = arguments[_key2];
+  }
+
+  if (nb === undefined && arguments.length === 2) nb = array.length - startIndex;else if (nb === null || nb === undefined) nb = 0;else if (isNaN(+nb)) throw new Error('argument nb ' + nb + ' can not be parsed into a number!');
   nb = Math.max(0, nb);
 
   // Solving startIndex
@@ -2591,11 +2595,6 @@ function splice(array, startIndex, nb) {
   });
 
   // Positive index
-
-  for (var _len2 = arguments.length, elements = Array(_len2 > 3 ? _len2 - 3 : 0), _key2 = 3; _key2 < _len2; _key2++) {
-    elements[_key2 - 3] = arguments[_key2];
-  }
-
   if (startIndex >= 0) return array.slice(0, startIndex).concat(elements).concat(array.slice(startIndex + nb));
 
   // Negative index
@@ -3017,7 +3016,7 @@ type.primitive = function (target) {
  */
 type.splicer = function (target) {
   if (!type.array(target) || target.length < 1) return false;
-  if (target.length > 1 && Number.isNaN(Number.parseInt(target[1], 10))) return false;
+  if (target.length > 1 && isNaN(+target[1])) return false;
 
   return anyOf(target[0], ['number', 'function', 'object']);
 };
diff --git a/build/baobab.min.js b/build/baobab.min.js
index 0135f91..8e68393 100644
--- a/build/baobab.min.js
+++ b/build/baobab.min.js
@@ -2,9 +2,9 @@
  * Baobab
  *
  * Homepage: https://github.com/Yomguithereal/baobab
- * Version: 2.4.2
+ * Version: 2.4.3
  * Author: Yomguithereal (Guillaume Plique)
  * License: MIT
  */
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t=p.coercePath(t),arguments.length>1&&(t=p.arrayFrom(arguments)),this._get(t).exists},e.prototype.get=function(t){t=p.coercePath(t),arguments.length>1&&(t=p.arrayFrom(arguments));var e=this._get(t),r=e.data,n=e.solvedPath;return this.tree.emit("get",{data:r,solvedPath:n,path:this.path.concat(t)}),r},e.prototype.clone=function(){var t=this.get.apply(this,arguments);return p.shallowClone(t)},e.prototype.deepClone=function(){var t=this.get.apply(this,arguments);return p.deepClone(t)},e.prototype.serialize=function(t){if(t=p.coercePath(t),arguments.length>1&&(t=p.arrayFrom(arguments)),!c.default.path(t))throw p.makeError("Baobab.Cursor.getters: invalid path.",{path:t});if(this.solvedPath){var e=this.solvedPath.concat(t),r=p.deepClone(p.getIn(this.tree._data,e).data),n=p.getIn(this.tree._monkeys,e).data,i=function t(e,r){if(c.default.object(r)&&c.default.object(e))for(var n in r)r[n]instanceof l.Monkey?delete e[n]:t(e[n],r[n])};return i(r,n),r}},e.prototype.project=function(t){if(c.default.object(t)){var e={};for(var r in t)e[r]=this.get(t[r]);return e}if(c.default.array(t)){for(var e=[],n=0,i=t.length;n<i;n++)e.push(this.get(t[n]));return e}throw p.makeError("Baobab.Cursor.project: wrong projection.",{projection:t})},e.prototype.startRecording=function(t){if(t=t||1/0,t<1)throw p.makeError("Baobab.Cursor.startRecording: invalid max records.",{value:t});return this.state.recording=!0,this.archive?this:(this._lazyBind(),this.archive=new p.Archive(t),this)},e.prototype.stopRecording=function(){return this.state.recording=!1,this},e.prototype.undo=function(){var t=arguments.length<=0||void 0===arguments[0]?1:arguments[0];if(!this.state.recording)throw new Error("Baobab.Cursor.undo: cursor is not recording.");var e=this.archive.back(t);if(!e)throw Error("Baobab.Cursor.undo: cannot find a relevant record.");return this.state.undoing=!0,this.set(e),this},e.prototype.hasHistory=function(){return!(!this.archive||!this.archive.get().length)},e.prototype.getHistory=function(){return this.archive?this.archive.get():[]},e.prototype.clearHistory=function(){return this.archive&&this.archive.clear(),this},e.prototype.release=function(){this._dynamicPath&&this.tree.off("write",this._writeHandler),this.tree.off("update",this._updateHandler),this.hash&&delete this.tree._cursors[this.hash],delete this.tree,delete this.path,delete this.solvedPath,delete this.archive,this.kill(),this.state.killed=!0},e.prototype.toJSON=function(){return this.serialize()},e.prototype.toString=function(){return this._identity},e}(u.default);r.default=d,"function"==typeof Symbol&&"undefined"!=typeof Symbol.iterator&&(d.prototype[Symbol.iterator]=function(){var t=this._get().data;if(!c.default.array(t))throw Error("baobab.Cursor.@@iterate: cannot iterate a non-list type.");var e=0,r=this,n=t.length;return{next:function(){return e<n?{value:r.select(e++)}:{done:!0}}}});var y={unset:!0,pop:!0,shift:!0};s("set"),s("unset"),s("apply",c.default.function),s("push"),s("concat",c.default.array),s("unshift"),s("pop"),s("shift"),s("splice",c.default.splicer),s("merge",c.default.object),s("deepMerge",c.default.object),e.exports=r.default},{"./helpers":4,"./monkey":5,"./type":6,emmett:1}],4:[function(t,e,r){(function(e){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){var r=void 0,n=void 0;for(r=0,n=t.length;r<n;r++)if(e(t[r]))return r;return-1}function a(t){var e=new Array(t.length),r=void 0,n=void 0;for(r=0,n=t.length;r<n;r++)e[r]=t[r];return e}function s(t){return a(t)}function h(t,e){return function(){t.apply(null,arguments),e.apply(null,arguments)}}function u(t){var e=t.source,r="";return t.global&&(r+="g"),t.multiline&&(r+="m"),t.ignoreCase&&(r+="i"),t.sticky&&(r+="y"),t.unicode&&(r+="u"),new RegExp(e,r)}function l(t,r){if(!r||"object"!=typeof r||r instanceof Error||r instanceof _.MonkeyDefinition||r instanceof _.Monkey||"ArrayBuffer"in e&&r instanceof ArrayBuffer)return r;if(k.default.array(r)){if(t){var n=[],i=void 0,o=void 0;for(i=0,o=r.length;i<o;i++)n.push(l(!0,r[i]));return n}return a(r)}if(r instanceof Date)return new Date(r.getTime());if(r instanceof RegExp)return u(r);if(k.default.object(r)){var s={},i=void 0,o=void 0,h=void 0,f=Object.getOwnPropertyNames(r);for(i=0,o=f.length;i<o;i++)h=f[i],k.default.lazyGetter(r,h)?Object.defineProperty(s,h,{get:Object.getOwnPropertyDescriptor(r,h).get,enumerable:!0,configurable:!0}):Object.defineProperty(s,h,{value:t?l(!0,r[h]):r[h],enumerable:Object.getOwnPropertyDescriptor(r,h).enumerable,writable:!0,configurable:!0});return s}return r}function f(t){return t||0===t||""===t?t:[]}function c(t,e){var r=!0,n=void 0;if(!t)return!1;for(n in e)if(k.default.object(e[n]))r=r&&c(t[n],e[n]);else 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O=l.bind(null,!1),C=l.bind(null,!0);r.shallowClone=O,r.deepClone=C;var E="function"==typeof Object.freeze,x=E?p.bind(null,!1):P,B=E?p.bind(null,!0):P;r.freeze=x,r.deepFreeze=B;var D={data:void 0,solvedPath:null,exists:!1},z=v.bind(null,!1),A=v.bind(null,!0);r.shallowMerge=z,r.deepMerge=A;var N=function(){var t=0;return function(){return t++}}();r.uniqid=N}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./monkey":5,"./type":6}],5:[function(t,e,r){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}r.__esModule=!0;var o=t("./type"),a=n(o),s=t("./update"),h=n(s),u=t("./helpers"),l=function t(e){var r=this;i(this,t);var n=a.default.monkeyDefinition(e);if(!n)throw u.makeError("Baobab.monkey: invalid definition.",{definition:e});if(this.type=n,"object"===this.type)this.getter=e.get,this.projection=e.cursors||{},this.paths=Object.keys(this.projection).map(function(t){return r.projection[t]}),this.options=e.options||{};else{var o=1,s={};a.default.object(e[e.length-1])&&(o++,s=e[e.length-1]),this.getter=e[e.length-o],this.projection=e.slice(0,-o),this.paths=this.projection,this.options=s}this.paths=this.paths.map(function(t){return[].concat(t)}),this.hasDynamicPaths=this.paths.some(a.default.dynamicPath)};r.MonkeyDefinition=l;var f=function(){function t(e,r,n){var o=this;i(this,t),this.tree=e,this.path=r,this.definition=n;var a=n.projection,s=u.solveRelativePath.bind(null,r.slice(0,-1));"object"===n.type?(this.projection=Object.keys(a).reduce(function(t,e){return t[e]=s(a[e]),t},{}),this.depPaths=Object.keys(this.projection).map(function(t){return o.projection[t]})):(this.projection=a.map(s),this.depPaths=this.projection),this.state={killed:!1},this.writeListener=function(t){var e=t.data.path;if(!o.state.killed){var r=u.solveUpdate([e],o.relatedPaths());r&&o.update()}},this.recursiveListener=function(t){var e=t.data,r=e.monkey,n=e.path;if(!o.state.killed&&o!==r){var i=u.solveUpdate([n],o.relatedPaths(!1));i&&o.update()}},this.tree.on("write",this.writeListener),this.tree.on("_monkey",this.recursiveListener),this.update()}return t.prototype.relatedPaths=function(){var t=this,e=arguments.length<=0||void 0===arguments[0]||arguments[0],r=void 0;r=this.definition.hasDynamicPaths?this.depPaths.map(function(e){return u.getIn(t.tree._data,e).solvedPath}):this.depPaths;var n=e&&this.depPaths.some(function(e){return!!a.default.monkeyPath(t.tree._monkeys,e)});return n?r.reduce(function(e,r){var n=a.default.monkeyPath(t.tree._monkeys,r);if(!n)return e.concat([r]);var i=u.getIn(t.tree._monkeys,n).data;return e.concat(i.relatedPaths())},[]):r},t.prototype.update=function(){var t=this.tree.project(this.projection),e=function(t,e,r){var n=null,i=!1;return function(){return i||(n=e.getter.apply(t,"object"===e.type?[r]:r),t.options.immutable&&e.options.immutable!==!1&&u.deepFreeze(n),i=!0),n}}(this.tree,this.definition,t);if(e.isLazyGetter=!0,this.tree.options.lazyMonkeys)this.tree._data=h.default(this.tree._data,this.path,{type:"monkey",value:e},this.tree.options).data;else{var r=h.default(this.tree._data,this.path,{type:"set",value:e(),options:{mutableLeaf:!this.definition.options.immutable}},this.tree.options);"data"in r&&(this.tree._data=r.data)}return this.tree.emit("_monkey",{monkey:this,path:this.path}),this},t.prototype.release=function(){this.tree.off("write",this.writeListener),this.tree.off("_monkey",this.recursiveListener),this.state.killed=!0,delete this.projection,delete this.depPaths,delete this.tree},t}();r.Monkey=f},{"./helpers":4,"./type":6,"./update":7}],6:[function(t,e,r){"use strict";function n(t,e){return e.some(function(e){return o[e](t)})}r.__esModule=!0;var i=t("./monkey"),o={};o.array=function(t){return Array.isArray(t)},o.object=function(t){return t&&"object"==typeof t&&!Array.isArray(t)&&!(t instanceof Date)&&!(t instanceof RegExp)&&!("function"==typeof Map&&t instanceof Map)&&!("function"==typeof Set&&t instanceof Set)},o.string=function(t){return"string"==typeof t},o.number=function(t){return"number"==typeof t},o.function=function(t){return"function"==typeof t},o.primitive=function(t){return t!==Object(t)},o.splicer=function(t){return!(!o.array(t)||t.length<1)&&(!(t.length>1&&Number.isNaN(Number.parseInt(t[1],10)))&&n(t[0],["number","function","object"]))};var a=["string","number","function","object"];o.path=function(t){return!(!t&&0!==t&&""!==t)&&[].concat(t).every(function(t){return n(t,a)})},o.dynamicPath=function(t){return t.some(function(t){return o.function(t)||o.object(t)})},o.monkeyPath=function(t,e){var r=[],n=t,o=void 0,a=void 0;for(o=0,a=e.length;o<a;o++){if(r.push(e[o]),"object"!=typeof n)return null;if(n=n[e[o]],n instanceof i.Monkey)return r}return null},o.lazyGetter=function(t,e){var r=Object.getOwnPropertyDescriptor(t,e);return r&&r.get&&r.get.isLazyGetter===!0},o.monkeyDefinition=function(t){if(o.object(t))return o.function(t.get)&&(!t.cursors||o.object(t.cursors)&&Object.keys(t.cursors).every(function(e){return o.path(t.cursors[e])}))?"object":null;if(o.array(t)){var e=1;return o.object(t[t.length-1])&&e++,o.function(t[t.length-e])&&t.slice(0,-e).every(function(t){return o.path(t)})?"array":null}return null},o.watcherMapping=function(t){return o.object(t)&&Object.keys(t).every(function(e){return o.path(t[e])})};var s=["set","apply","push","unshift","concat","pop","shift","deepMerge","merge","splice","unset"];o.operationType=function(t){return"string"==typeof t&&!!~s.indexOf(t)},r.default=o,e.exports=r.default},{"./monkey":5}],7:[function(t,e,r){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e,r){return h.makeError('Baobab.update: cannot apply the "'+t+'" on '+("a non "+e+" (path: /"+r.join("/")+")."),{path:r})}function o(t,e,r){var n=arguments.length<=3||void 0===arguments[3]?{}:arguments[3],o=r.type,a=r.value,u=r.options,l=void 0===u?{}:u,f={root:t},c=["root"].concat(e),p=[],d=f,y=void 0,v=void 0,m=void 0;for(y=0,v=c.length;y<v;y++){if(m=c[y],y>0&&p.push(m),y===v-1){if("set"===o){if(n.pure&&d[m]===a)return{node:d[m]};s.default.lazyGetter(d,m)?Object.defineProperty(d,m,{value:a,enumerable:!0,configurable:!0}):n.persistent&&!l.mutableLeaf?d[m]=h.shallowClone(a):d[m]=a}else if("monkey"===o)Object.defineProperty(d,m,{get:a,enumerable:!0,configurable:!0});else if("apply"===o){var g=a(d[m]);if(n.pure&&d[m]===g)return{node:d[m]};s.default.lazyGetter(d,m)?Object.defineProperty(d,m,{value:g,enumerable:!0,configurable:!0}):n.persistent?d[m]=h.shallowClone(g):d[m]=g}else if("push"===o){if(!s.default.array(d[m]))throw i("push","array",p);n.persistent?d[m]=d[m].concat([a]):d[m].push(a)}else if("unshift"===o){if(!s.default.array(d[m]))throw i("unshift","array",p);n.persistent?d[m]=[a].concat(d[m]):d[m].unshift(a)}else if("concat"===o){if(!s.default.array(d[m]))throw i("concat","array",p);n.persistent?d[m]=d[m].concat(a):d[m].push.apply(d[m],a)}else if("splice"===o){if(!s.default.array(d[m]))throw i("splice","array",p);n.persistent?d[m]=h.splice.apply(null,[d[m]].concat(a)):d[m].splice.apply(d[m],a)}else if("pop"===o){if(!s.default.array(d[m]))throw i("pop","array",p);n.persistent?d[m]=h.splice(d[m],-1,1):d[m].pop()}else if("shift"===o){if(!s.default.array(d[m]))throw i("shift","array",p);n.persistent?d[m]=h.splice(d[m],0,1):d[m].shift()}else if("unset"===o)s.default.object(d)?delete d[m]:s.default.array(d)&&d.splice(m,1);else if("merge"===o){if(!s.default.object(d[m]))throw i("merge","object",p);n.persistent?d[m]=h.shallowMerge({},d[m],a):d[m]=h.shallowMerge(d[m],a)}else if("deepMerge"===o){if(!s.default.object(d[m]))throw i("deepMerge","object",p);n.persistent?d[m]=h.deepMerge({},d[m],a):d[m]=h.deepMerge(d[m],a)}n.immutable&&!l.mutableLeaf&&h.deepFreeze(d);break}s.default.primitive(d[m])?d[m]={}:n.persistent&&(d[m]=h.shallowClone(d[m])),n.immutable&&v>0&&h.freeze(d),d=d[m]}return s.default.lazyGetter(d,m)?{data:f.root}:{data:f.root,node:d[m]}}r.__esModule=!0,r.default=o;var a=t("./type"),s=n(a),h=t("./helpers");e.exports=r.default},{"./helpers":4,"./type":6}],8:[function(t,e,r){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,
-configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}r.__esModule=!0;var a=t("emmett"),s=n(a),h=t("./cursor"),u=n(h),l=t("./type"),f=n(l),c=t("./helpers"),p=function(t){function e(r,n){var o=this;i(this,e),t.call(this),this.tree=r,this.mapping=null,this.state={killed:!1},this.refresh(n),this.handler=function(t){if(!o.state.killed){var e=o.getWatchedPaths();return c.solveUpdate(t.data.paths,e)?o.emit("update"):void 0}},this.tree.on("update",this.handler)}return o(e,t),e.prototype.getWatchedPaths=function(){var t=this,e=Object.keys(this.mapping).map(function(e){var r=t.mapping[e];return r instanceof u.default?r.solvedPath:t.mapping[e]});return e.reduce(function(e,r){if(r=[].concat(r),f.default.dynamicPath(r)&&(r=c.getIn(t.tree._data,r).solvedPath),!r)return e;var n=f.default.monkeyPath(t.tree._monkeys,r);return n?e.concat(c.getIn(t.tree._monkeys,n).data.relatedPaths()):e.concat([r])},[])},e.prototype.getCursors=function(){var t=this,e={};return Object.keys(this.mapping).forEach(function(r){var n=t.mapping[r];n instanceof u.default?e[r]=n:e[r]=t.tree.select(n)}),e},e.prototype.refresh=function(t){if(!f.default.watcherMapping(t))throw c.makeError("Baobab.watch: invalid mapping.",{mapping:t});this.mapping=t;var e={};for(var r in t)e[r]=t[r]instanceof u.default?t[r].path:t[r];this.get=this.tree.project.bind(this.tree,e)},e.prototype.release=function(){this.tree.off("update",this.handler),this.state.killed=!0,this.kill()},e}(s.default);r.default=p,e.exports=r.default},{"./cursor":3,"./helpers":4,"./type":6,emmett:1}]},{},[2])(2)});
\ No newline at end of file
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n,i,o,a;for(i in t)e.call(r||null,i,t[i]);if(Object.getOwnPropertySymbols)for(n=Object.getOwnPropertySymbols(t),o=0,a=n.length;o<a;o++)e.call(r||null,n[o],t[n[o]])}function a(t,e){t=t||[];var r,n,i=[];for(n=0,r=t.length;n<r;n++)t[n].fn!==e&&i.push(t[n]);return i}var s={once:"boolean",scope:"object"},h=0,u=function(){this._enabled=!0,this.unbindAll()};u.prototype.unbindAll=function(){return this._handlers={},this._handlersAll=[],this._handlersComplex=[],this},u.prototype.on=function(t,e,r){var n,a,u,l,f,c,p;if(i(t))return o(t,function(t,r){this.on(t,r,e)},this),this;for("function"==typeof t&&(r=e,e=t,t=null),f=[].concat(t),n=0,a=f.length;n<a;n++){if(l=f[n],p={order:h++,fn:e},"string"==typeof l||"symbol"==typeof l)this._handlers[l]||(this._handlers[l]=[]),c=this._handlers[l],p.type=l;else if(l instanceof RegExp)c=this._handlersComplex,p.pattern=l;else{if(null!==l)throw Error("Emitter.on: invalid event.");c=this._handlersAll}for(u in r||{})s[u]&&(p[u]=r[u]);c.push(p)}return this},u.prototype.once=function(){var t=Array.prototype.slice.call(arguments),r=t.length-1;return i(t[r])&&t.length>1?t[r]=e(t[r],{once:!0}):t.push({once:!0}),this.on.apply(this,t)},u.prototype.off=function(t,e){var r,n,s,h;if(1===arguments.length&&"function"==typeof t){e=arguments[0];for(s in this._handlers)this._handlers[s]=a(this._handlers[s],e),0===this._handlers[s].length&&delete this._handlers[s];this._handlersAll=a(this._handlersAll,e),this._handlersComplex=a(this._handlersComplex,e)}else if(1!==arguments.length||"string"!=typeof t&&"symbol"!=typeof t)if(2===arguments.length){var u=[].concat(t);for(r=0,n=u.length;r<n;r++)h=u[r],this._handlers[h]=a(this._handlers[h],e),0===(this._handlers[h]||[]).length&&delete this._handlers[h]}else i(t)&&o(t,this.off,this);else delete this._handlers[t];return this},u.prototype.listeners=function(t){var e,r,n,i=this._handlersAll||[],o=!1;if(!t)throw Error("Emitter.listeners: no event provided.");for(i=i.concat(this._handlers[t]||[]),r=0,n=this._handlersComplex.length;r<n;r++)e=this._handlersComplex[r],~t.search(e.pattern)&&(o=!0,i.push(e));return this._handlersAll.length||o?i.sort(function(t,e){return t.order-e.order}):i.slice(0)},u.prototype.emit=function(t,e){if(!this._enabled)return this;if(i(t))return o(t,this.emit,this),this;var r,n,a,s,h,u,l,f,c=[].concat(t),p=[];for(h=0,l=c.length;h<l;h++){for(a=this.listeners(c[h]),u=0,f=a.length;u<f;u++)s=a[u],r={type:c[h],target:this},arguments.length>1&&(r.data=e),s.fn.call("scope"in s?s.scope:this,r),s.once&&p.push(s);for(u=p.length-1;u>=0;u--)n=p[u].type?this._handlers[p[u].type]:p[u].pattern?this._handlersComplex:this._handlersAll,n.splice(n.indexOf(p[u]),1)}return this},u.prototype.kill=function(){this.unbindAll(),this._handlers=null,this._handlersAll=null,this._handlersComplex=null,this._enabled=!1,this.unbindAll=this.on=this.once=this.off=this.emit=this.listeners=Function.prototype},u.prototype.disable=function(){return this._enabled=!1,this},u.prototype.enable=function(){return this._enabled=!0,this},u.version="3.1.1",void 0!==n?(void 0!==r&&r.exports&&(n=r.exports=u),n.Emitter=u):"function"==typeof t&&t.amd?t("emmett",[],function(){return u}):this.Emitter=u}).call(this)},{}],2:[function(t,e,r){"use strict";function n(t){if(t&&t.__esModule)return t;var e={};if(null!=t)for(var r in t)Object.prototype.hasOwnProperty.call(t,r)&&(e[r]=t[r]);return e.default=t,e}function i(t){return t&&t.__esModule?t:{default:t}}function o(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function a(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function s(t){return"λ"+t.map(function(t){return v.default.function(t)||v.default.object(t)?"#"+B()+"#":t}).join("λ")}r.__esModule=!0;var h=t("emmett"),u=i(h),l=t("./cursor"),f=i(l),c=t("./monkey"),p=t("./watcher"),d=i(p),y=t("./type"),v=i(y),g=t("./update"),m=i(g),b=t("./helpers"),_=n(b),w=_.arrayFrom,k=_.coercePath,P=_.deepFreeze,j=_.getIn,M=_.makeError,O=_.deepClone,C=_.deepMerge,E=_.shallowClone,x=_.shallowMerge,B=_.uniqid,D={autoCommit:!0,asynchronous:!0,immutable:!0,lazyMonkeys:!0,persistent:!0,pure:!0,validate:null,validationBehavior:"rollback"},z=function(t){function e(r,n){var i=this;if(o(this,e),t.call(this),arguments.length<1&&(r={}),!v.default.object(r)&&!v.default.array(r))throw M("Baobab: invalid data.",{data:r});this.options=x({},D,n),this.options.persistent||(this.options.immutable=!1,this.options.pure=!1),this._identity="[object Baobab]",this._cursors={},this._future=null,this._transaction=[],this._affectedPathsIndex={},this._monkeys={},this._previousData=null,this._data=r,this.root=new f.default(this,[],"λ"),delete this.root.release,this.options.immutable&&P(this._data);var a=function(t){i[t]=function(){var e=this.root[t].apply(this.root,arguments);return e instanceof f.default?this:e}};["apply","clone","concat","deepClone","deepMerge","exists","get","push","merge","pop","project","serialize","set","shift","splice","unset","unshift"].forEach(a),this._refreshMonkeys();var s=this.validate();if(s)throw Error("Baobab: invalid data.",{error:s})}return a(e,t),e.prototype._refreshMonkeys=function(t,e,r){var n=this,i=function t(e){var r=arguments.length<=1||void 0===arguments[1]?[]:arguments[1];if(e instanceof c.Monkey)return e.release(),void 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Error?("rollback"===n&&(this._data=this._previousData,this._affectedPathsIndex={},this._transaction=[],this._previousData=this._data),this.emit("invalid",{error:i}),i):null},e.prototype.select=function(t){if(t=t||[],arguments.length>1&&(t=w(arguments)),!v.default.path(t))throw M("Baobab.select: invalid path.",{path:t});t=[].concat(t);var e=s(t),r=this._cursors[e];return r||(r=new f.default(this,t,e),this._cursors[e]=r),this.emit("select",{path:t,cursor:r}),r},e.prototype.update=function(t,e){var r=this;if(t=k(t),!v.default.operationType(e.type))throw M('Baobab.update: unknown operation type "'+e.type+'".',{operation:e});var n=j(this._data,t),i=n.solvedPath,o=n.exists;if(!i)throw M("Baobab.update: could not solve the given path.",{path:i});var a=v.default.monkeyPath(this._monkeys,i);if(a&&i.length>a.length)throw M("Baobab.update: attempting to update a read-only path.",{path:i});if("unset"!==e.type||o){var h=e;if(/merge/i.test(e.type)){var 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this._affectedPathsIndex={},this._transaction=[],this._previousData=this._data,this.emit("update",{paths:t,currentData:this._data,transaction:e,previousData:r}),this},e.prototype.getMonkey=function(t){t=k(t);var e=j(this._monkeys,[].concat(t)).data;return e instanceof c.Monkey?e:null},e.prototype.watch=function(t){return new d.default(this,t)},e.prototype.release=function(){var t=void 0;this.emit("release"),delete this.root,delete this._data,delete this._previousData,delete this._transaction,delete this._affectedPathsIndex,delete this._monkeys;for(t in this._cursors)this._cursors[t].release();delete this._cursors,this.kill()},e.prototype.toJSON=function(){return this.serialize()},e.prototype.toString=function(){return this._identity},e}(u.default);r.default=z,z.monkey=function(){for(var t=arguments.length,e=Array(t),r=0;r<t;r++)e[r]=arguments[r];if(!e.length)throw new Error("Baobab.monkey: missing definition.");return 1===e.length&&"function"!=typeof e[0]?new c.MonkeyDefinition(e[0]):new c.MonkeyDefinition(e)},z.dynamicNode=z.monkey,z.Cursor=f.default,z.MonkeyDefinition=c.MonkeyDefinition,z.Monkey=c.Monkey,z.type=v.default,z.helpers=_,z.VERSION="2.4.3",e.exports=r.default},{"./cursor":3,"./helpers":4,"./monkey":5,"./type":6,"./update":7,"./watcher":8,emmett:1}],3:[function(t,e,r){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}function a(t,e){if(!e)throw p.makeError("Baobab.Cursor."+t+": cannot use "+t+" on an unresolved dynamic path.",{path:e})}function s(t,e){d.prototype[t]=function(r,n){if(arguments.length>2)throw p.makeError("Baobab.Cursor."+t+": too many arguments.");if(1!==arguments.length||y[t]||(n=r,r=[]),r=p.coercePath(r),!c.default.path(r))throw p.makeError("Baobab.Cursor."+t+": invalid path.",{path:r});if(e&&!e(n))throw p.makeError("Baobab.Cursor."+t+": invalid value.",{path:r,value:n});if(!this.solvedPath)throw p.makeError("Baobab.Cursor."+t+": the dynamic path of the cursor cannot be solved.",{path:this.path});var i=this.solvedPath.concat(r);return this.tree.update(i,{type:t,value:n})}}r.__esModule=!0;var h=t("emmett"),u=n(h),l=t("./monkey"),f=t("./type"),c=n(f),p=t("./helpers"),d=function(t){function e(r,n,o){var a=this;i(this,e),t.call(this),n=n||[],this._identity="[object 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p.solveUpdate(r,o)?i():void 0}};var h=!1;this._lazyBind=function(){if(!h)return h=!0,a._dynamicPath&&a.tree.on("write",a._writeHandler),a.tree.on("update",a._updateHandler)},this._dynamicPath?this._lazyBind():(this.on=p.before(this._lazyBind,this.on.bind(this)),this.once=p.before(this._lazyBind,this.once.bind(this)))}return o(e,t),e.prototype._getComparedPaths=function(){var t=this._monkeyPath?p.getIn(this.tree._monkeys,this._monkeyPath).data.relatedPaths():[];return[this.solvedPath].concat(t)},e.prototype.isRoot=function(){return!this.path.length},e.prototype.isLeaf=function(){return c.default.primitive(this._get().data)},e.prototype.isBranch=function(){return!this.isRoot()&&!this.isLeaf()},e.prototype.root=function(){return this.tree.select()},e.prototype.select=function(t){return arguments.length>1&&(t=p.arrayFrom(arguments)),this.tree.select(this.path.concat(t))},e.prototype.up=function(){return this.isRoot()?null:this.tree.select(this.path.slice(0,-1))},e.prototype.down=function(){if(a("down",this.solvedPath),!(this._get().data instanceof Array))throw Error("Baobab.Cursor.down: cannot go down on a non-list type.");return this.tree.select(this.solvedPath.concat(0))},e.prototype.left=function(){a("left",this.solvedPath);var t=+this.solvedPath[this.solvedPath.length-1];if(isNaN(t))throw Error("Baobab.Cursor.left: cannot go left on a non-list type.");return t?this.tree.select(this.solvedPath.slice(0,-1).concat(t-1)):null},e.prototype.right=function(){a("right",this.solvedPath);var t=+this.solvedPath[this.solvedPath.length-1];if(isNaN(t))throw Error("Baobab.Cursor.right: cannot go right on a non-list type.");return t+1===this.up()._get().data.length?null:this.tree.select(this.solvedPath.slice(0,-1).concat(t+1))},e.prototype.leftmost=function(){a("leftmost",this.solvedPath);var t=+this.solvedPath[this.solvedPath.length-1];if(isNaN(t))throw Error("Baobab.Cursor.leftmost: cannot go left on a non-list type.");return this.tree.select(this.solvedPath.slice(0,-1).concat(0))},e.prototype.rightmost=function(){a("rightmost",this.solvedPath);var t=+this.solvedPath[this.solvedPath.length-1];if(isNaN(t))throw Error("Baobab.Cursor.rightmost: cannot go right on a non-list type.");var e=this.up()._get().data;return this.tree.select(this.solvedPath.slice(0,-1).concat(e.length-1))},e.prototype.map=function(t,e){a("map",this.solvedPath);var r=this._get().data,n=arguments.length;if(!c.default.array(r))throw Error("baobab.Cursor.map: cannot map a non-list type.");return r.map(function(i,o){return t.call(n>1?e:this,this.select(o),o,r)},this)},e.prototype._get=function(){var t=arguments.length<=0||void 0===arguments[0]?[]:arguments[0];if(!c.default.path(t))throw p.makeError("Baobab.Cursor.getters: invalid path.",{path:t});return this.solvedPath?p.getIn(this.tree._data,this.solvedPath.concat(t)):{data:void 0,solvedPath:null,exists:!1}},e.prototype.exists=function(t){return t=p.coercePath(t),arguments.length>1&&(t=p.arrayFrom(arguments)),this._get(t).exists},e.prototype.get=function(t){t=p.coercePath(t),arguments.length>1&&(t=p.arrayFrom(arguments));var e=this._get(t),r=e.data,n=e.solvedPath;return this.tree.emit("get",{data:r,solvedPath:n,path:this.path.concat(t)}),r},e.prototype.clone=function(){var t=this.get.apply(this,arguments);return p.shallowClone(t)},e.prototype.deepClone=function(){var t=this.get.apply(this,arguments);return p.deepClone(t)},e.prototype.serialize=function(t){if(t=p.coercePath(t),arguments.length>1&&(t=p.arrayFrom(arguments)),!c.default.path(t))throw p.makeError("Baobab.Cursor.getters: invalid path.",{path:t});if(this.solvedPath){var e=this.solvedPath.concat(t),r=p.deepClone(p.getIn(this.tree._data,e).data),n=p.getIn(this.tree._monkeys,e).data;return function t(e,r){if(c.default.object(r)&&c.default.object(e))for(var n in r)r[n]instanceof l.Monkey?delete e[n]:t(e[n],r[n])}(r,n),r}},e.prototype.project=function(t){if(c.default.object(t)){var e={};for(var r in t)e[r]=this.get(t[r]);return e}if(c.default.array(t)){for(var e=[],n=0,i=t.length;n<i;n++)e.push(this.get(t[n]));return e}throw p.makeError("Baobab.Cursor.project: wrong projection.",{projection:t})},e.prototype.startRecording=function(t){if(t=t||1/0,t<1)throw p.makeError("Baobab.Cursor.startRecording: invalid max records.",{value:t});return this.state.recording=!0,this.archive?this:(this._lazyBind(),this.archive=new p.Archive(t),this)},e.prototype.stopRecording=function(){return this.state.recording=!1,this},e.prototype.undo=function(){var t=arguments.length<=0||void 0===arguments[0]?1:arguments[0];if(!this.state.recording)throw new Error("Baobab.Cursor.undo: cursor is not recording.");var e=this.archive.back(t);if(!e)throw Error("Baobab.Cursor.undo: cannot find a relevant record.");return this.state.undoing=!0,this.set(e),this},e.prototype.hasHistory=function(){return!(!this.archive||!this.archive.get().length)},e.prototype.getHistory=function(){return this.archive?this.archive.get():[]},e.prototype.clearHistory=function(){return this.archive&&this.archive.clear(),this},e.prototype.release=function(){this._dynamicPath&&this.tree.off("write",this._writeHandler),this.tree.off("update",this._updateHandler),this.hash&&delete this.tree._cursors[this.hash],delete this.tree,delete this.path,delete this.solvedPath,delete this.archive,this.kill(),this.state.killed=!0},e.prototype.toJSON=function(){return this.serialize()},e.prototype.toString=function(){return this._identity},e}(u.default);r.default=d,"function"==typeof Symbol&&void 0!==Symbol.iterator&&(d.prototype[Symbol.iterator]=function(){var t=this._get().data;if(!c.default.array(t))throw Error("baobab.Cursor.@@iterate: cannot iterate a non-list type.");var e=0,r=this,n=t.length;return{next:function(){return e<n?{value:r.select(e++)}:{done:!0}}}});var y={unset:!0,pop:!0,shift:!0};s("set"),s("unset"),s("apply",c.default.function),s("push"),s("concat",c.default.array),s("unshift"),s("pop"),s("shift"),s("splice",c.default.splicer),s("merge",c.default.object),s("deepMerge",c.default.object),e.exports=r.default},{"./helpers":4,"./monkey":5,"./type":6,emmett:1}],4:[function(t,e,r){(function(e){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){var r=void 0,n=void 0;for(r=0,n=t.length;r<n;r++)if(e(t[r]))return r;return-1}function a(t){var e=new Array(t.length),r=void 0,n=void 0;for(r=0,n=t.length;r<n;r++)e[r]=t[r];return e}function s(t){return a(t)}function h(t,e){return function(){t.apply(null,arguments),e.apply(null,arguments)}}function u(t){var e=t.source,r="";return t.global&&(r+="g"),t.multiline&&(r+="m"),t.ignoreCase&&(r+="i"),t.sticky&&(r+="y"),t.unicode&&(r+="u"),new RegExp(e,r)}function l(t,r){if(!r||"object"!=typeof r||r instanceof Error||r instanceof _.MonkeyDefinition||r instanceof _.Monkey||"ArrayBuffer"in e&&r instanceof ArrayBuffer)return r;if(k.default.array(r)){if(t){var n=[],i=void 0,o=void 0;for(i=0,o=r.length;i<o;i++)n.push(l(!0,r[i]));return n}return a(r)}if(r instanceof Date)return new Date(r.getTime());if(r instanceof RegExp)return u(r);if(k.default.object(r)){var s={},i=void 0,o=void 0,h=void 0,f=Object.getOwnPropertyNames(r);for(i=0,o=f.length;i<o;i++)h=f[i],k.default.lazyGetter(r,h)?Object.defineProperty(s,h,{get:Object.getOwnPropertyDescriptor(r,h).get,enumerable:!0,configurable:!0}):Object.defineProperty(s,h,{value:t?l(!0,r[h]):r[h],enumerable:Object.getOwnPropertyDescriptor(r,h).enumerable,writable:!0,configurable:!0});return s}return r}function f(t){return t||0===t||""===t?t:[]}function c(t,e){var r=!0,n=void 0;if(!t)return!1;for(n in e)if(k.default.object(e[n]))r=r&&c(t[n],e[n]);else if(k.default.array(e[n]))r=r&&!!~e[n].indexOf(t[n]);else if(t[n]!==e[n])return!1;return r}function p(t,e){if(!("object"!=typeof e||null===e||e instanceof _.Monkey)&&(Object.freeze(e),t))if(Array.isArray(e)){var r=void 0,n=void 0;for(r=0,n=e.length;r<n;r++)p(!0,e[r])}else{var i=void 0,o=void 0;for(o in e)k.default.lazyGetter(e,o)||(i=e[o],i&&j.call(e,o)&&"object"==typeof i&&!Object.isFrozen(i)&&p(!0,i))}}function d(t,e){if(!e)return D;var r=[],n=!0,i=t,a=void 0,s=void 0,h=void 0;for(s=0,h=e.length;s<h;s++){if(!i)return{data:void 0,solvedPath:r.concat(e.slice(s)),exists:!1};if("function"==typeof e[s]){if(!k.default.array(i))return D;if(a=o(i,e[s]),!~a)return D;r.push(a),i=i[a]}else if("object"==typeof e[s]){if(!k.default.array(i))return D;if(a=o(i,function(t){return c(t,e[s])}),!~a)return D;r.push(a),i=i[a]}else r.push(e[s]),n="object"==typeof i&&e[s]in i,i=i[e[s]]}return{data:i,solvedPath:r,exists:n}}function y(t,e){var r=new Error(t);for(var n in e)r[n]=e[n];return r}function v(t){for(var e=arguments.length,r=Array(e>1?e-1:0),n=1;n<e;n++)r[n-1]=arguments[n];var i=r[0],o=void 0,a=void 0,s=void 0,h=void 0;for(a=1,s=r.length;a<s;a++){o=r[a];for(h in o)!t||!k.default.object(o[h])||o[h]instanceof _.Monkey?i[h]=o[h]:i[h]=v(!0,i[h]||{},o[h])}return i}function g(t,e){var r=[];e=[].concat(e);for(var n=0,i=e.length;n<i;n++){var o=e[n];"."===o?n||(r=t.slice(0)):".."===o?r=(n?r:t).slice(0,-1):r.push(o)}return r}function m(t,e){var r=void 0,n=void 0,i=void 0,o=void 0,a=void 0,s=void 0,h=void 0,u=void 0,l=void 0;for(r=0,o=t.length;r<o;r++){if(h=t[r],!h.length)return!0;for(n=0,a=e.length;n<a;n++){if(u=e[n],!u||!u.length)return!0;for(i=0,s=u.length;i<s&&(l=u[i],l==h[i]);i++)if(i+1===s||i+1===h.length)return!0}}return!1}function b(t,e,r){for(var n=arguments.length,i=Array(n>3?n-3:0),a=3;a<n;a++)i[a-3]=arguments[a];if(void 0===r&&2===arguments.length)r=t.length-e;else if(null===r||void 0===r)r=0;else if(isNaN(+r))throw new Error("argument nb "+r+" can not be parsed into a number!");return r=Math.max(0,r),k.default.function(e)&&(e=o(t,e)),k.default.object(e)&&(e=o(t,function(t){return c(t,e)})),e>=0?t.slice(0,e).concat(i).concat(t.slice(e+r)):t.slice(0,t.length+e).concat(i).concat(t.slice(t.length+e+r))}r.__esModule=!0,r.arrayFrom=s,r.before=h,r.coercePath=f,r.getIn=d,r.makeError=y,r.solveRelativePath=g,r.solveUpdate=m,r.splice=b;var _=t("./monkey"),w=t("./type"),k=n(w),P=Function.prototype,j={}.hasOwnProperty,M=function(){function t(e){i(this,t),this.size=e,this.records=[]}return t.prototype.get=function(){return this.records},t.prototype.add=function(t){return this.records.unshift(t),this.records.length>this.size&&(this.records.length=this.size),this},t.prototype.clear=function(){return this.records=[],this},t.prototype.back=function(t){var e=this.records[t-1];return e&&(this.records=this.records.slice(t)),e},t}();r.Archive=M;var O=l.bind(null,!1),C=l.bind(null,!0);r.shallowClone=O,r.deepClone=C;var E="function"==typeof Object.freeze,x=E?p.bind(null,!1):P,B=E?p.bind(null,!0):P;r.freeze=x,r.deepFreeze=B;var D={data:void 0,solvedPath:null,exists:!1},z=v.bind(null,!1),A=v.bind(null,!0);r.shallowMerge=z,r.deepMerge=A;var I=function(){var t=0;return function(){return t++}}();r.uniqid=I}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./monkey":5,"./type":6}],5:[function(t,e,r){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}r.__esModule=!0;var o=t("./type"),a=n(o),s=t("./update"),h=n(s),u=t("./helpers"),l=function t(e){var r=this;i(this,t);var n=a.default.monkeyDefinition(e);if(!n)throw u.makeError("Baobab.monkey: invalid definition.",{definition:e});if(this.type=n,"object"===this.type)this.getter=e.get,this.projection=e.cursors||{},this.paths=Object.keys(this.projection).map(function(t){return r.projection[t]}),this.options=e.options||{};else{var o=1,s={};a.default.object(e[e.length-1])&&(o++,s=e[e.length-1]),this.getter=e[e.length-o],this.projection=e.slice(0,-o),this.paths=this.projection,this.options=s}this.paths=this.paths.map(function(t){return[].concat(t)}),this.hasDynamicPaths=this.paths.some(a.default.dynamicPath)};r.MonkeyDefinition=l;var f=function(){function t(e,r,n){var o=this;i(this,t),this.tree=e,this.path=r,this.definition=n;var a=n.projection,s=u.solveRelativePath.bind(null,r.slice(0,-1));"object"===n.type?(this.projection=Object.keys(a).reduce(function(t,e){return t[e]=s(a[e]),t},{}),this.depPaths=Object.keys(this.projection).map(function(t){return o.projection[t]})):(this.projection=a.map(s),this.depPaths=this.projection),this.state={killed:!1},this.writeListener=function(t){var e=t.data.path;if(!o.state.killed){u.solveUpdate([e],o.relatedPaths())&&o.update()}},this.recursiveListener=function(t){var e=t.data,r=e.monkey,n=e.path;if(!o.state.killed&&o!==r){u.solveUpdate([n],o.relatedPaths(!1))&&o.update()}},this.tree.on("write",this.writeListener),this.tree.on("_monkey",this.recursiveListener),this.update()}return t.prototype.relatedPaths=function(){var t=this,e=arguments.length<=0||void 0===arguments[0]||arguments[0],r=void 0;return r=this.definition.hasDynamicPaths?this.depPaths.map(function(e){return u.getIn(t.tree._data,e).solvedPath}):this.depPaths,e&&this.depPaths.some(function(e){return!!a.default.monkeyPath(t.tree._monkeys,e)})?r.reduce(function(e,r){var n=a.default.monkeyPath(t.tree._monkeys,r);if(!n)return e.concat([r]);var i=u.getIn(t.tree._monkeys,n).data;return e.concat(i.relatedPaths())},[]):r},t.prototype.update=function(){var t=this.tree.project(this.projection),e=function(t,e,r){var n=null,i=!1;return function(){return i||(n=e.getter.apply(t,"object"===e.type?[r]:r),t.options.immutable&&e.options.immutable!==!1&&u.deepFreeze(n),i=!0),n}}(this.tree,this.definition,t);if(e.isLazyGetter=!0,this.tree.options.lazyMonkeys)this.tree._data=h.default(this.tree._data,this.path,{type:"monkey",value:e},this.tree.options).data;else{var r=h.default(this.tree._data,this.path,{type:"set",value:e(),options:{mutableLeaf:!this.definition.options.immutable}},this.tree.options);"data"in r&&(this.tree._data=r.data)}return this.tree.emit("_monkey",{monkey:this,path:this.path}),this},t.prototype.release=function(){this.tree.off("write",this.writeListener),this.tree.off("_monkey",this.recursiveListener),this.state.killed=!0,delete this.projection,delete this.depPaths,delete this.tree},t}();r.Monkey=f},{"./helpers":4,"./type":6,"./update":7}],6:[function(t,e,r){"use strict";function n(t,e){return e.some(function(e){return o[e](t)})}r.__esModule=!0;var i=t("./monkey"),o={};o.array=function(t){return Array.isArray(t)},o.object=function(t){return t&&"object"==typeof t&&!Array.isArray(t)&&!(t instanceof Date)&&!(t instanceof RegExp)&&!("function"==typeof Map&&t instanceof Map)&&!("function"==typeof Set&&t instanceof Set)},o.string=function(t){return"string"==typeof t},o.number=function(t){return"number"==typeof t},o.function=function(t){return"function"==typeof t},o.primitive=function(t){return t!==Object(t)},o.splicer=function(t){return!(!o.array(t)||t.length<1)&&(!(t.length>1&&isNaN(+t[1]))&&n(t[0],["number","function","object"]))};var a=["string","number","function","object"];o.path=function(t){return!(!t&&0!==t&&""!==t)&&[].concat(t).every(function(t){return n(t,a)})},o.dynamicPath=function(t){return t.some(function(t){return o.function(t)||o.object(t)})},o.monkeyPath=function(t,e){var r=[],n=t,o=void 0,a=void 0;for(o=0,a=e.length;o<a;o++){if(r.push(e[o]),"object"!=typeof n)return null;if(n=n[e[o]],n instanceof i.Monkey)return r}return null},o.lazyGetter=function(t,e){var r=Object.getOwnPropertyDescriptor(t,e);return r&&r.get&&r.get.isLazyGetter===!0},o.monkeyDefinition=function(t){if(o.object(t))return o.function(t.get)&&(!t.cursors||o.object(t.cursors)&&Object.keys(t.cursors).every(function(e){return o.path(t.cursors[e])}))?"object":null;if(o.array(t)){var e=1;return o.object(t[t.length-1])&&e++,o.function(t[t.length-e])&&t.slice(0,-e).every(function(t){return o.path(t)})?"array":null}return null},o.watcherMapping=function(t){return o.object(t)&&Object.keys(t).every(function(e){return o.path(t[e])})};var s=["set","apply","push","unshift","concat","pop","shift","deepMerge","merge","splice","unset"];o.operationType=function(t){return"string"==typeof t&&!!~s.indexOf(t)},r.default=o,e.exports=r.default},{"./monkey":5}],7:[function(t,e,r){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e,r){return h.makeError('Baobab.update: cannot apply the "'+t+'" on a non '+e+" (path: /"+r.join("/")+").",{path:r})}function o(t,e,r){var n=arguments.length<=3||void 0===arguments[3]?{}:arguments[3],o=r.type,a=r.value,u=r.options,l=void 0===u?{}:u,f={root:t},c=["root"].concat(e),p=[],d=f,y=void 0,v=void 0,g=void 0;for(y=0,v=c.length;y<v;y++){if(g=c[y],y>0&&p.push(g),y===v-1){if("set"===o){if(n.pure&&d[g]===a)return{node:d[g]};s.default.lazyGetter(d,g)?Object.defineProperty(d,g,{value:a,enumerable:!0,configurable:!0}):n.persistent&&!l.mutableLeaf?d[g]=h.shallowClone(a):d[g]=a}else if("monkey"===o)Object.defineProperty(d,g,{get:a,enumerable:!0,configurable:!0});else if("apply"===o){var m=a(d[g]);if(n.pure&&d[g]===m)return{node:d[g]};s.default.lazyGetter(d,g)?Object.defineProperty(d,g,{value:m,enumerable:!0,configurable:!0}):n.persistent?d[g]=h.shallowClone(m):d[g]=m}else if("push"===o){if(!s.default.array(d[g]))throw i("push","array",p);n.persistent?d[g]=d[g].concat([a]):d[g].push(a)}else if("unshift"===o){if(!s.default.array(d[g]))throw i("unshift","array",p);n.persistent?d[g]=[a].concat(d[g]):d[g].unshift(a)}else if("concat"===o){if(!s.default.array(d[g]))throw i("concat","array",p);n.persistent?d[g]=d[g].concat(a):d[g].push.apply(d[g],a)}else if("splice"===o){if(!s.default.array(d[g]))throw i("splice","array",p);n.persistent?d[g]=h.splice.apply(null,[d[g]].concat(a)):d[g].splice.apply(d[g],a)}else if("pop"===o){if(!s.default.array(d[g]))throw i("pop","array",p);n.persistent?d[g]=h.splice(d[g],-1,1):d[g].pop()}else if("shift"===o){if(!s.default.array(d[g]))throw i("shift","array",p);n.persistent?d[g]=h.splice(d[g],0,1):d[g].shift()}else if("unset"===o)s.default.object(d)?delete d[g]:s.default.array(d)&&d.splice(g,1);else if("merge"===o){if(!s.default.object(d[g]))throw i("merge","object",p);n.persistent?d[g]=h.shallowMerge({},d[g],a):d[g]=h.shallowMerge(d[g],a)}else if("deepMerge"===o){if(!s.default.object(d[g]))throw i("deepMerge","object",p);n.persistent?d[g]=h.deepMerge({},d[g],a):d[g]=h.deepMerge(d[g],a)}n.immutable&&!l.mutableLeaf&&h.deepFreeze(d);break}s.default.primitive(d[g])?d[g]={}:n.persistent&&(d[g]=h.shallowClone(d[g])),n.immutable&&v>0&&h.freeze(d),d=d[g]}return s.default.lazyGetter(d,g)?{data:f.root}:{data:f.root,node:d[g]}}r.__esModule=!0,r.default=o;var a=t("./type"),s=n(a),h=t("./helpers");e.exports=r.default},{"./helpers":4,"./type":6}],8:[function(t,e,r){"use strict";function n(t){return t&&t.__esModule?t:{default:t}}function i(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}function o(t,e){if("function"!=typeof e&&null!==e)throw new TypeError("Super expression must either be null or a function, not "+typeof e);t.prototype=Object.create(e&&e.prototype,{constructor:{value:t,enumerable:!1,writable:!0,configurable:!0}}),e&&(Object.setPrototypeOf?Object.setPrototypeOf(t,e):t.__proto__=e)}
+r.__esModule=!0;var a=t("emmett"),s=n(a),h=t("./cursor"),u=n(h),l=t("./type"),f=n(l),c=t("./helpers"),p=function(t){function e(r,n){var o=this;i(this,e),t.call(this),this.tree=r,this.mapping=null,this.state={killed:!1},this.refresh(n),this.handler=function(t){if(!o.state.killed){var e=o.getWatchedPaths();return c.solveUpdate(t.data.paths,e)?o.emit("update"):void 0}},this.tree.on("update",this.handler)}return o(e,t),e.prototype.getWatchedPaths=function(){var t=this;return Object.keys(this.mapping).map(function(e){var r=t.mapping[e];return r instanceof u.default?r.solvedPath:t.mapping[e]}).reduce(function(e,r){if(r=[].concat(r),f.default.dynamicPath(r)&&(r=c.getIn(t.tree._data,r).solvedPath),!r)return e;var n=f.default.monkeyPath(t.tree._monkeys,r);return n?e.concat(c.getIn(t.tree._monkeys,n).data.relatedPaths()):e.concat([r])},[])},e.prototype.getCursors=function(){var t=this,e={};return Object.keys(this.mapping).forEach(function(r){var n=t.mapping[r];n instanceof u.default?e[r]=n:e[r]=t.tree.select(n)}),e},e.prototype.refresh=function(t){if(!f.default.watcherMapping(t))throw c.makeError("Baobab.watch: invalid mapping.",{mapping:t});this.mapping=t;var e={};for(var r in t)e[r]=t[r]instanceof u.default?t[r].path:t[r];this.get=this.tree.project.bind(this.tree,e)},e.prototype.release=function(){this.tree.off("update",this.handler),this.state.killed=!0,this.kill()},e}(s.default);r.default=p,e.exports=r.default},{"./cursor":3,"./helpers":4,"./type":6,emmett:1}]},{},[2])(2)});
\ No newline at end of file
diff --git a/package.json b/package.json
index d15cd4b..1795fee 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "baobab",
-  "version": "2.4.2",
+  "version": "2.4.3",
   "description": "JavaScript persistent data tree with cursors.",
   "main": "./dist/baobab.js",
   "dependencies": {
diff --git a/src/baobab.js b/src/baobab.js
index 26ca905..0605515 100644
--- a/src/baobab.js
+++ b/src/baobab.js
@@ -591,4 +591,4 @@ Baobab.helpers = helpers;
 /**
  * Version
  */
-Baobab.VERSION = '2.4.2';
+Baobab.VERSION = '2.4.3';