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Cannot assign "+this+" to path '"+t.path+"/"+e+"'"),!this._parent&&this._environment&&this._environment!==t._environment&&i("A state tree cannot be made part of another state tree as long as their environments are different.")),this.parent&&!t?this.die():(this.subpath=e||"",t&&t!==this._parent&&(t.root.identifierCache.mergeCache(this),this._parent=t,this.fireHook("afterAttach"))))},t.prototype.addDisposer=function(t){this.disposers.unshift(t)},t.prototype.isRunningAction=function(){return!!this._isRunningAction||!this.isRoot&&this.parent.isRunningAction()},t.prototype.addMiddleWare=function(t){return g(this.middlewares,t)},t.prototype.getChildNode=function(t){this.assertAlive(),this._autoUnbox=!1;var e=this.type.getChildNode(this,t);return this._autoUnbox=!0,e},t.prototype.getChildren=function(){this.assertAlive(),this._autoUnbox=!1;var t=this.type.getChildren(this);return this._autoUnbox=!0,t},t.prototype.getChildType=function(t){return this.type.getChildType(t)},Object.defineProperty(t.prototype,"isProtected",{get:function(){return this.root.isProtectionEnabled},enumerable:!0,configurable:!0}),t.prototype.assertWritable=function(){this.assertAlive(),!this.isRunningAction()&&this.isProtected&&i("Cannot modify '"+this+"', the object is protected and can only be modified by using an action.")},t.prototype.removeChild=function(t){this.type.removeChild(this,t)},t.prototype.detach=function(){this._isAlive||i("Error while detaching, node is not alive."),this.isRoot||(this.fireHook("beforeDetach"),this._environment=this.root._environment,this._isDetaching=!0,this.identifierCache=this.root.identifierCache.splitCache(this),this.parent.removeChild(this.subpath),this._parent=null,this.subpath="",this._isDetaching=!1)},t.prototype.unbox=function(t){return t&&!0===this._autoUnbox?t.value:t},t.prototype.fireHook=function(t){var e=this.storedValue&&"object"==typeof this.storedValue&&this.storedValue[t];"function"==typeof e&&e.apply(this.storedValue)},t.prototype.toString=function(){var t=this.identifier?"(id: "+this.identifier+")":"";return this.type.name+"@"+(this.path||"<root>")+t+(this.isAlive?"":"[dead]")},r([e.observable],t.prototype,"_parent",void 0),r([e.observable],t.prototype,"subpath",void 0),r([e.computed],t.prototype,"path",null),r([e.computed],t.prototype,"value",null),r([e.computed],t.prototype,"snapshot",null),t}(),Dt=function(){function t(t){this.isType=!0,this.name=t}return t.prototype.create=function(t,e){return void 0===t&&(t=this.getDefaultSnapshot()),rt(this,t),this.instantiate(null,"",e,t).value},t.prototype.isAssignableFrom=function(t){return t===this},t.prototype.validate=function(t,e){return W(t)?N(t)===this||this.isAssignableFrom(N(t))?tt():et(e,t):this.isValidSnapshot(t,e)},t.prototype.is=function(t){return 0===this.validate(t,[{path:"",type:this}]).length},t.prototype.reconcile=function(t,e){if(t.snapshot===e)return t;if(W(e)&&B(e)===t)return t;if(t.type===this&&l(e)&&!W(e)&&(!t.identifierAttribute||t.identifier===e[t.identifierAttribute]))return t.applySnapshot(e),t;var n=t.parent,r=t.subpath;if(t.die(),W(e)&&this.isAssignableFrom(N(e))){var i=B(e);return i.setParent(n,r),i}return this.instantiate(n,r,t._environment,e)},Object.defineProperty(t.prototype,"Type",{get:function(){return i("Factory.Type should not be actually called. It is just a Type signature that can be used at compile time with Typescript, by using `typeof type.Type`")},enumerable:!0,configurable:!0}),Object.defineProperty(t.prototype,"SnapshotType",{get:function(){return i("Factory.SnapshotType should not be actually called. It is just a Type signature that can be used at compile time with Typescript, by using `typeof type.SnapshotType`")},enumerable:!0,configurable:!0}),r([e.action],t.prototype,"create",null),t}(),Rt=function(t){function e(e){return t.call(this,e)||this}return n(e,t),e.prototype.getValue=function(t){return t.storedValue},e.prototype.getSnapshot=function(t){return t.storedValue},e.prototype.getDefaultSnapshot=function(){},e.prototype.applySnapshot=function(t,e){i("Immutable types do not support applying snapshots")},e.prototype.applyPatchLocally=function(t,e,n){i("Immutable types do not support applying patches")},e.prototype.getChildren=function(t){return _t},e.prototype.getChildNode=function(t,e){return i("No child '"+e+"' available in type: "+this.name)},e.prototype.getChildType=function(t){return i("No child '"+t+"' available in type: "+this.name)},e.prototype.reconcile=function(t,e){if(t.type===this&&t.storedValue===e)return t;var n=this.instantiate(t.parent,t.subpath,t._environment,e);return t.die(),n},e.prototype.removeChild=function(t,e){return i("No child '"+e+"' available in type: "+this.name)},e}(Dt),zt=function(t){function o(n,r){var i=t.call(this,n)||this;return i.shouldAttachNode=!0,i.flags=At.Map,i.createNewInstance=function(){var t=e.observable.shallowMap();return v(t,"put",at),v(t,"toString",ot),t},i.finalizeNewInstance=function(t,n){var r=t.storedValue;e.extras.interceptReads(r,t.unbox),e.intercept(r,function(t){return i.willChange(t)}),t.applySnapshot(n),e.observe(r,i.didChange)},i.subType=r,i}return n(o,t),o.prototype.instantiate=function(t,e,n,r){return G(this,t,e,n,r,this.createNewInstance,this.finalizeNewInstance)},o.prototype.describe=function(){return"Map<string, "+this.subType.describe()+">"},o.prototype.getChildren=function(t){return t.storedValue.values()},o.prototype.getChildNode=function(t,e){var n=t.storedValue.get(e);return n||i("Not a child "+e),n},o.prototype.willChange=function(t){var e=B(t.object);switch(e.assertWritable(),t.type){case"update":var n=t.newValue;if(n===t.object.get(t.name))return null;rt(this.subType,n),t.newValue=this.subType.reconcile(e.getChildNode(t.name),t.newValue),this.verifyIdentifier(t.name,t.newValue);break;case"add":rt(this.subType,t.newValue),t.newValue=this.subType.instantiate(e,t.name,void 0,t.newValue),this.verifyIdentifier(t.name,t.newValue)}return t},o.prototype.verifyIdentifier=function(t,e){var n=e.identifier;null!==n&&""+n!=""+t&&i("A map of objects containing an identifier should always store the object under their own identifier. Trying to store key '"+n+"', but expected: '"+t+"'")},o.prototype.getValue=function(t){return t.storedValue},o.prototype.getSnapshot=function(t){var e={};return t.getChildren().forEach(function(t){e[t.subpath]=t.snapshot}),e},o.prototype.didChange=function(t){var e=B(t.object);switch(t.type){case"update":return void e.emitPatch({op:"replace",path:A(t.name),value:t.newValue.snapshot,oldValue:t.oldValue?t.oldValue.snapshot:void 0},e);case"add":return void e.emitPatch({op:"add",path:A(t.name),value:t.newValue.snapshot,oldValue:void 0},e);case"delete":var n=t.oldValue.snapshot;return t.oldValue.die(),void e.emitPatch({op:"remove",path:A(t.name),oldValue:n},e)}},o.prototype.applyPatchLocally=function(t,e,n){var r=t.storedValue;switch(n.op){case"add":case"replace":r.set(e,n.value);break;case"remove":r.delete(e)}},o.prototype.applySnapshot=function(t,e){rt(this,e);var n=t.storedValue,r={};n.keys().forEach(function(t){r[t]=!1}),Object.keys(e).forEach(function(t){n.set(t,e[t]),r[t]=!0}),Object.keys(r).forEach(function(t){!1===r[t]&&n.delete(t)})},o.prototype.getChildType=function(t){return this.subType},o.prototype.isValidSnapshot=function(t,e){var n=this;return c(t)?nt(Object.keys(t).map(function(r){return n.subType.validate(t[r],X(e,r,n.subType))})):et(e,t,"Value is not a plain object")},o.prototype.getDefaultSnapshot=function(){return{}},o.prototype.removeChild=function(t,e){t.storedValue.delete(e)},r([e.action],o.prototype,"applySnapshot",null),o}(Dt),Et=function(t){function o(n,r){var i=t.call(this,n)||this;return i.shouldAttachNode=!0,i.flags=At.Array,i.createNewInstance=function(){var t=e.observable.shallowArray();return v(t,"toString",st),t},i.finalizeNewInstance=function(t,n){var r=t.storedValue;e.extras.getAdministration(r).dehancer=t.unbox,e.intercept(r,function(t){return i.willChange(t)}),t.applySnapshot(n),e.observe(r,i.didChange)},i.subType=r,i}return n(o,t),o.prototype.describe=function(){return this.subType.describe()+"[]"},o.prototype.instantiate=function(t,e,n,r){return G(this,t,e,n,r,this.createNewInstance,this.finalizeNewInstance)},o.prototype.getChildren=function(t){return t.storedValue.peek()},o.prototype.getChildNode=function(t,e){var n=parseInt(e,10);return n<t.storedValue.length?t.storedValue[n]:i("Not a child: "+e)},o.prototype.willChange=function(t){var e=B(t.object);e.assertWritable();var n=e.getChildren();switch(t.type){case"update":if(t.newValue===t.object[t.index])return null;t.newValue=ut(e,this.subType,[n[t.index]],[t.newValue],[t.index])[0];break;case"splice":var r=t.index,i=t.removedCount,o=t.added;t.added=ut(e,this.subType,n.slice(r,r+i),o,o.map(function(t,e){return r+e}));for(var a=r+i;a<n.length;a++)n[a].setParent(e,""+(a+o.length-i))}return t},o.prototype.getValue=function(t){return t.storedValue},o.prototype.getSnapshot=function(t){return t.getChildren().map(function(t){return t.snapshot})},o.prototype.didChange=function(t){var e=B(t.object);switch(t.type){case"update":return void e.emitPatch({op:"replace",path:""+t.index,value:t.newValue.snapshot,oldValue:t.oldValue?t.oldValue.snapshot:void 0},e);case"splice":for(n=t.removedCount-1;n>=0;n--)e.emitPatch({op:"remove",path:""+(t.index+n),oldValue:t.removed[n].snapshot},e);for(var n=0;n<t.addedCount;n++)e.emitPatch({op:"add",path:""+(t.index+n),value:e.getChildNode(""+(t.index+n)).snapshot,oldValue:void 0},e);return}},o.prototype.applyPatchLocally=function(t,e,n){var r=t.storedValue,i="-"===e?r.length:parseInt(e);switch(n.op){case"replace":r[i]=n.value;break;case"add":r.splice(i,0,n.value);break;case"remove":r.splice(i,1)}},o.prototype.applySnapshot=function(t,e){rt(this,e),t.storedValue.replace(e)},o.prototype.getChildType=function(t){return this.subType},o.prototype.isValidSnapshot=function(t,e){var n=this;return s(t)?nt(t.map(function(t,r){return n.subType.validate(t,X(e,""+r,n.subType))})):et(e,t,"Value is not an array")},o.prototype.getDefaultSnapshot=function(){return[]},o.prototype.removeChild=function(t,e){t.storedValue.splice(parseInt(e,10),1)},r([e.action],o.prototype,"applySnapshot",null),o}(Dt),kt=function(t){function e(e,n,r,i){void 0===i&&(i=o);var a=t.call(this,e)||this;return a.flags=n,a.checker=r,a.initializer=i,a}return n(e,t),e.prototype.describe=function(){return this.name},e.prototype.instantiate=function(t,e,n,r){return G(this,t,e,n,r,this.initializer)},e.prototype.isValidSnapshot=function(t,e){return f(t)&&this.checker(t)?tt():et(e,t,"Value is not a "+("Date"===this.name?"Date or a unix milliseconds timestamp":this.name))},e}(Rt),Ft=new kt("string",At.String,function(t){return"string"==typeof t}),Mt=new kt("number",At.Number,function(t){return"number"==typeof t}),$t=new kt("boolean",At.Boolean,function(t){return"boolean"==typeof t}),Lt=new kt("null",At.Null,function(t){return null===t}),Ut=new kt("undefined",At.Undefined,function(t){return void 0===t}),Ht=new kt("Date",At.Date,function(t){return"number"==typeof t||t instanceof Date},function(t){return t instanceof Date?t:new Date(t)});Ht.getSnapshot=function(t){return t.storedValue.getTime()};var Jt=function(t){function e(e){var n=t.call(this,"identifier("+e.name+")")||this;return n.identifierType=e,n.flags=At.Identifier,n}return n(e,t),e.prototype.instantiate=function(t,e,n,r){return t&&W(t.storedValue)?(t.identifierAttribute&&i("Cannot define property '"+e+"' as object identifier, property '"+t.identifierAttribute+"' is already defined as identifier property"),t.identifierAttribute=e,G(this,t,e,n,r)):i("Identifier types can only be instantiated as direct child of a model type")},e.prototype.reconcile=function(t,e){return t.storedValue!==e?i("Tried to change identifier from '"+t.storedValue+"' to '"+e+"'. Changing identifiers is not allowed."):t},e.prototype.describe=function(){return"identifier("+this.identifierType.describe()+")"},e.prototype.isValidSnapshot=function(t,e){return void 0===t||null===t||"string"==typeof t||"number"==typeof t?this.identifierType.validate(t,e):et(e,t,"Value is not a valid identifier, which is a string or a number")},e}(Rt),Wt=function(t){function e(e,n){var r=t.call(this,e.name)||this;return r.type=e,r.defaultValue=n,r}return n(e,t),Object.defineProperty(e.prototype,"flags",{get:function(){return this.type.flags|At.Optional},enumerable:!0,configurable:!0}),e.prototype.describe=function(){return this.type.describe()+"?"},e.prototype.instantiate=function(t,e,n,r){if(void 0===r){var i=this.getDefaultValue(),o=W(i)?B(i).snapshot:i;return this.type.instantiate(t,e,n,o)}return this.type.instantiate(t,e,n,r)},e.prototype.reconcile=function(t,e){return this.type.reconcile(t,this.type.is(e)?e:this.getDefaultValue())},e.prototype.getDefaultValue=function(){var t="function"==typeof this.defaultValue?this.defaultValue():this.defaultValue;return"function"==typeof this.defaultValue&&rt(this,t),t},e.prototype.isValidSnapshot=function(t,e){return void 0===t?tt():this.type.validate(t,e)},e.prototype.isAssignableFrom=function(t){return this.type.isAssignableFrom(t)},e}(Rt),Bt={afterCreate:"afterCreate",afterAttach:"afterAttach",postProcessSnapshot:"postProcessSnapshot",beforeDetach:"beforeDetach",beforeDestroy:"beforeDestroy"},Yt={name:"AnonymousModel",properties:{},initializers:_t},qt=function(t){function o(n){var r=t.call(this,n.name||Yt.name)||this;r.flags=At.Object,r.createNewInstance=function(){var t=e.observable.shallowObject(Tt);return v(t,"toString",ht),t},r.finalizeNewInstance=function(t,n){var i=t.storedValue;r.forAllProps(function(r,o){e.extendShallowObservable(i,(a={},a[r]=e.observable.ref(o.instantiate(t,r,t._environment,n[r])),a)),e.extras.interceptReads(t.storedValue,r,t.unbox);var a}),r.initializers.reduce(function(t,e){return e(t)},i),e.intercept(i,function(t){return r.willChange(t)}),e.observe(i,r.didChange)},r.didChange=function(t){var e=B(t.object);e.emitPatch({op:"replace",path:A(t.name),value:t.newValue.snapshot,oldValue:t.oldValue?t.oldValue.snapshot:void 0},e)};var o=n.name||Yt.name;return/^\w[\w\d_]*$/.test(o)||i("Typename should be a valid identifier: "+o),Object.assign(r,Yt,n),r.properties=dt(r.properties),r.propertiesNames=Object.keys(r.properties),Object.freeze(r.properties),r}return n(o,t),o.prototype.extend=function(t){return new o({name:t.name||this.name,properties:Object.assign({},this.properties,t.properties),initializers:this.initializers.concat(t.initializers||[]),preProcessor:t.preProcessor||this.preProcessor})},o.prototype.actions=function(t){return this.extend({initializers:[function(e){var n=t(e);return c(n)||i("actions initializer should return a plain object containing actions"),Object.keys(n).forEach(function(t){if("preProcessSnapshot"===t)return i("Cannot define action 'preProcessSnapshot', it should be defined using 'type.preProcessSnapshot(fn)' instead");var r=n[t],o=e[t];if(t in Bt&&o){var a=r;r=t===Bt.postProcessSnapshot?function(t){return a(o(t))}:function(){o.apply(null,arguments),a.apply(null,arguments)}}v(e,t,L(e,t,r))}),e}]})},o.prototype.named=function(t){return this.extend({name:t})},o.prototype.props=function(t){return this.extend({properties:t})},o.prototype.views=function(t){return this.extend({initializers:[function(n){var r=t(n);return c(r)||i("views initializer should return a plain object containing views"),Object.keys(r).forEach(function(t){var o=Object.getOwnPropertyDescriptor(r,t),a=o.value;if("get"in o)if(e.isComputed(n.$mobx.values[t]))n.$mobx.values[t]=e.computed(o.get,{name:t,setter:o.set,context:n});else{var s={};Object.defineProperty(s,t,{get:o.get,set:o.set,enumerable:!0}),e.extendShallowObservable(n,s)}else"function"==typeof a?v(n,t,a):i("A view member should either be a function or getter based property")}),n}]})},o.prototype.preProcessSnapshot=function(t){var e=this.preProcessor;return e?this.extend({preProcessor:function(n){return e(t(n))}}):this.extend({preProcessor:t})},o.prototype.instantiate=function(t,e,n,r){return G(this,t,e,n,this.applySnapshotPreProcessor(r),this.createNewInstance,this.finalizeNewInstance)},o.prototype.willChange=function(t){var e=B(t.object),n=this.properties[t.name];return e.assertWritable(),rt(n,t.newValue),t.newValue=n.reconcile(e.getChildNode(t.name),t.newValue),t},o.prototype.getChildren=function(t){var e=this,n=[];return this.forAllProps(function(r,i){n.push(e.getChildNode(t,r))}),n},o.prototype.getChildNode=function(t,e){if(!(e in this.properties))return i("Not a value property: "+e);var n=t.storedValue.$mobx.values[e].value;return n||i("Node not available for property "+e)},o.prototype.getValue=function(t){return t.storedValue},o.prototype.getSnapshot=function(t){var n=this,r={};return this.forAllProps(function(i,o){e.extras.getAtom(t.storedValue,i).reportObserved(),r[i]=n.getChildNode(t,i).snapshot}),"function"==typeof t.storedValue.postProcessSnapshot?t.storedValue.postProcessSnapshot.call(null,r):r},o.prototype.applyPatchLocally=function(t,e,n){"replace"!==n.op&&"add"!==n.op&&i("object does not support operation "+n.op),t.storedValue[e]=n.value},o.prototype.applySnapshot=function(t,e){var n=this.applySnapshotPreProcessor(e);rt(this,n),this.forAllProps(function(e,r){t.storedValue[e]=n[e]})},o.prototype.applySnapshotPreProcessor=function(t){return this.preProcessor?this.preProcessor.call(null,t):t},o.prototype.getChildType=function(t){return this.properties[t]},o.prototype.isValidSnapshot=function(t,e){var n=this,r=this.applySnapshotPreProcessor(t);return c(r)?nt(this.propertiesNames.map(function(t){return n.properties[t].validate(r[t],X(e,t,n.properties[t]))})):et(e,r,"Value is not a plain object")},o.prototype.forAllProps=function(t){var e=this;this.propertiesNames.forEach(function(n){return t(n,e.properties[n])})},o.prototype.describe=function(){var t=this;return"{ "+this.propertiesNames.map(function(e){return e+": "+t.properties[e].describe()}).join("; ")+" }"},o.prototype.getDefaultSnapshot=function(){return{}},o.prototype.removeChild=function(t,e){t.storedValue[e]=null},r([e.action],o.prototype,"applySnapshot",null),o}(Dt),Gt=function(){return function(t,e){if(this.mode=t,this.value=e,"object"===t){if(!W(e))return i("Can only store references to tree nodes, got: '"+e+"'");if(!B(e).identifierAttribute)return i("Can only store references with a defined identifier attribute.")}}}(),Zt=function(t){function e(e){var n=t.call(this,"reference("+e.name+")")||this;return n.targetType=e,n.flags=At.Reference,n}return n(e,t),e.prototype.describe=function(){return this.name},e.prototype.getValue=function(t){var e=t.storedValue;if("object"===e.mode)return e.value;if(t.isAlive){var n=t.root.identifierCache.resolve(this.targetType,e.value);return n?n.value:i("Failed to resolve reference of type "+this.targetType.name+": '"+e.value+"' (in: "+t.path+")")}},e.prototype.getSnapshot=function(t){var e=t.storedValue;switch(e.mode){case"identifier":return e.value;case"object":return B(e.value).identifier}},e.prototype.instantiate=function(t,e,n,r){var i=W(r);return G(this,t,e,n,new Gt(i?"object":"identifier",r))},e.prototype.reconcile=function(t,e){var n=W(e)?"object":"identifier";if(O(t.type)){var r=t.storedValue;if(n===r.mode&&r.value===e)return t}var i=this.instantiate(t.parent,t.subpath,t._environment,e);return t.die(),i},e.prototype.isAssignableFrom=function(t){return this.targetType.isAssignableFrom(t)},e.prototype.isValidSnapshot=function(t,e){return"string"==typeof t||"number"==typeof t?tt():et(e,t,"Value is not a valid identifier, which is a string or a number")},e}(Rt),Kt=function(t){function e(e,n,r){var i=t.call(this,e)||this;return 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