mobx - npm Package Compare versions

Comparing version 2.3.7 to 2.4.0-alpha1

lib/mobx.d.ts

@@ -28,2 +28,3 @@ export { IAtom, Atom };
 export { Lambda };
+export { FastSet, ISetEntry };
 export { Iterator };
@@ -117,3 +118,5 @@ export { SimpleEventEmitter, ISimpleEventListener };
     staleObservers: any[];
-    observers: any[];
+    observers: FastSet<IDerivation>;
+    diffValue: number;
+    laRunId: number;
     constructor(name?: string, onBecomeObserved?: () => void, onBecomeUnobserved?: () => void);
@@ -131,9 +134,11 @@ reportObserved(): void;
 }
-interface IDerivation extends IDepTreeNode, IObservable {
+interface IDerivation extends IDepTreeNode, IObservable, ISetEntry {
     observing: IObservable[];
     staleObservers: IDerivation[];
-    observers: IDerivation[];
+    observers: FastSet<IDerivation>;
     dependencyStaleCount: number;
     dependencyChangeCount: number;
     onDependenciesReady(): boolean;
+    runId: number;
+    l: number;
 }
@@ -143,8 +148,10 @@ declare function untracked<T>(action: () => T): T;
     name: string;
-    observers?: IDerivation[];
+    observers?: FastSet<IDerivation>;
     observing?: IObservable[];
 }
 interface IObservable extends IDepTreeNode {
+    diffValue: number;
+    laRunId: number;
     staleObservers: IDerivation[];
-    observers: IDerivation[];
+    observers: FastSet<IDerivation>;
     onBecomeObserved(): any;
@@ -157,4 +164,9 @@ onBecomeUnobserved(): any;
     staleObservers: IDerivation[];
-    observers: IDerivation[];
-    observing: IObservable[];
+    observers: FastSet<IDerivation>;
+    observing: any[];
+    diffValue: number;
+    runId: number;
+    laRunId: number;
+    l: number;
+    __mapid: string;
     dependencyChangeCount: number;
@@ -324,2 +336,15 @@ dependencyStaleCount: number;
 }
+interface ISetEntry {
+    __mapid: string;
+}
+declare class FastSet<T extends ISetEntry> {
+    size: number;
+    data: {};
+    isEmpty(): boolean;
+    length: number;
+    asArray(): T[];
+    add(value: T): void;
+    remove(value: T): void;
+    cloneAndClear(): T[];
+}
 declare type ISimpleEventListener = {
@@ -326,0 +351,0 @@ (...data: any[]): void;

lib/mobx.min.js

 /** MobX - (c) Michel Weststrate 2015, 2016 - MIT Licensed */
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Use map.has or array.length instead.");if(h(e)){var n=e.$mobx;return n.values&&!!n.values[t]}return!1}return!!e.$mobx||e instanceof I||e instanceof v||e instanceof f}function wt(r,e,n){return t(arguments.length>=2&&arguments.length<=3,"Illegal decorator config",e),Qe(r,e),t(!n||!n.get,"@observable can not be used on getters, use @computed instead"),xt.apply(null,arguments)}function H(e,u){if(void 0===e&&(e=void 0),"string"==typeof arguments[1])return wt.apply(null,arguments);if(t(arguments.length<3,"observable expects zero, one or two arguments"),N(e))return e;var s=T(e,n.Recursive),r=s[0],i=s[1],c=r===n.Reference?o.Reference:bt(i);switch(c){case o.Array:case o.PlainObject:return J(i,r);case o.Reference:case o.ComplexObject:return new A(i,r);case o.ComplexFunction:throw new Error("[mobx.observable] To be able to make a function reactive it should not have arguments. If you need an observable reference to a function, use `observable(asReference(f))`");case o.ViewFunction:return a("Use `computed(expr)` instead of `observable(expr)`"),ce(e,u)}t(!1,"Illegal State")}function bt(e){return null===e||void 0===e?o.Reference:"function"==typeof e?e.length?o.ComplexFunction:o.ViewFunction:Array.isArray(e)||e instanceof l?o.Array:"object"==typeof e?g(e)?o.PlainObject:o.ComplexObject:o.Reference}function yt(t,n,e,r){return"function"==typeof e?Ke(t,n,e,r):nn(t,n,e)}function nn(e,t,n){return g(e)&&!h(e)?(a("Passing plain objects to intercept / observe is deprecated and will be removed in 3.0"),y(H(e)).observe(t,n)):y(e).observe(t,n)}function Ke(e,t,n,r){return g(e)&&!h(e)?(a("Passing plain objects to intercept / observe is deprecated and will be removed in 3.0"),se(e,{property:e[t]}),Ke(e,t,n,r)):y(e,t).observe(n,r)}function x(e,n,t){function i(r){return n&&t.push([e,r]),r}if(void 0===n&&(n=!0),void 0===t&&(t=null),e instanceof Date||e instanceof RegExp)return e;if(n&&null===t&&(t=[]),n&&null!==e&&"object"==typeof e)for(var r=0,s=t.length;s>r;r++)if(t[r][0]===e)return t[r][1];if(!e)return e;if(Array.isArray(e)||e instanceof l){var o=i([]),a=e.map(function(e){return x(e,n,t)});o.length=a.length;for(var r=0,s=a.length;s>r;r++)o[r]=a[r];return o}if(e instanceof S){var u=i({});return e.forEach(function(e,r){return u[r]=x(e,n,t)}),u}if(N(e)&&e.$mobx instanceof A)return x(e(),n,t);if(e instanceof A)return x(e.get(),n,t);if("object"==typeof e){var o=i({});for(var c in e)o[c]=x(e[c],n,t);return o}return e}function en(n,e,t){return void 0===e&&(e=!0),void 0===t&&(t=null),a("toJSON is deprecated. Use toJS instead"),x.apply(null,arguments)}function he(e){return console.log(e),e}function Qt(n,r){switch(arguments.length){case 0:if(n=e.derivationStack[e.derivationStack.length-1],!n)return he("whyRun() can only be used if a derivation is active, or by passing an computed value / reaction explicitly. 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(... and "+(t.length-e)+"more)":"")}function g(e){return null!==e&&"object"==typeof e&&Object.getPrototypeOf(e)===Object.prototype}function We(){for(var r=arguments[0],e=1,o=arguments.length;o>e;e++){var t=arguments[e];for(var n in t)t.hasOwnProperty(n)&&(r[n]=t[n])}return r}function le(n,e,t){return n?!U(e,t):e!==t}function tn(n,t){for(var e=0;e<t.length;e++)_(n,t[e],n[t[e]])}function _(e,t,n){Object.defineProperty(e,t,{enumerable:!1,writable:!0,configurable:!0,value:n})}function $(e,t,n){Object.defineProperty(e,t,{enumerable:!1,writable:!1,configurable:!1,value:n})}function Be(t,n){var e=Object.getOwnPropertyDescriptor(t,n);return!e||e.configurable!==!1&&e.writable!==!1}function Qe(n,e){t(Be(n,e),"Cannot make property '"+e+"' observable, it is not configurable and writable in the target object")}function Xe(t){var e=[];for(var n in t)e.push(n);return e}function U(e,t){if(null===e&&null===t)return!0;if(void 0===e&&void 0===t)return!0;var o=Array.isArray(e)||z(e);if(o!==(Array.isArray(t)||z(t)))return!1;if(o){if(e.length!==t.length)return!1;for(var n=e.length-1;n>=0;n--)if(!U(e[n],t[n]))return!1;return!0}if("object"==typeof e&&"object"==typeof t){if(null===e||null===t)return!1;if(Xe(e).length!==Xe(t).length)return!1;for(var r in e){if(!(r in t))return!1;if(!U(e[r],t[r]))return!1}return!0}return e===t}function qe(n,r){if(!r||!r.length)return[n,[]];if(!n||!n.length)return[[],r];for(var a=[],s=[],e=0,o=0,f=n.length,c=!1,t=0,i=0,l=r.length,u=!1,p=!1;!p&&!c;){if(!u){if(f>e&&l>t&&n[e]===r[t]){if(e++,t++,e===f&&t===l)return[a,s];continue}o=e,i=t,u=!0}i+=1,o+=1,i>=l&&(p=!0),o>=f&&(c=!0),c||n[o]!==r[t]?p||r[i]!==n[e]||(s=s.concat(r.slice(t,i)),t=i+1,e++,u=!1):(a=a.concat(n.slice(e,o)),e=o+1,t++,u=!1)}return[a.concat(n.slice(e)),s.concat(r.slice(t))]}var ie=this&&this.__extends||function(t,e){function r(){this.constructor=t}for(var n in e)e.hasOwnProperty(n)&&(t[n]=e[n]);t.prototype=null===e?Object.create(e):(r.prototype=e.prototype,new r)};Bt(),exports.extras={allowStateChanges:Ue,getAtom:d,getDebugName:ve,getDependencyTree:Lt,getObserverTree:Ct,isComputingDerivation:pe,isSpyEnabled:r,resetGlobalState:Y,spyReport:k,spyReportEnd:c,spyReportStart:s,trackTransitions:zt},exports._={getAdministration:y,quickDiff:qe,resetGlobalState:Y},exports.autorun=ae,exports.when=ke,exports.autorunUntil=Zt,exports.autorunAsync=qt,exports.reaction=Xt;var gt=de(function(i,a,c,e,s){var r=s.get;t("function"==typeof r,"@computed can only be used on getter functions, like: '@computed get myProps() { return ...; }'");var o=!1;e&&1===e.length&&e[0].asStructure===!0&&(o=!0);var u=te(i,void 0,n.Recursive);Z(u,a,o?we(r):r,!1)},function(e){return this.$mobx.values[e].get()},ot,!1,!0);exports.computed=ce,exports.createTransformer=Nt,exports.expr=$t,exports.extendObservable=se,exports.intercept=kt,exports.isObservable=N;var xt=de(function(t,r,e){var o=Q(!0);"function"==typeof e&&(e=xe(e));var i=te(t,void 0,n.Recursive);Z(i,r,e,!0),G(o)},function(e){return this.$mobx.values[e].get()},function(e,t){Le(this,e,t)},!0,!1);exports.observable=H;var o;!function(e){e[e.Reference=0]="Reference",e[e.PlainObject=1]="PlainObject",e[e.ComplexObject=2]="ComplexObject",e[e.Array=3]="Array",e[e.ViewFunction=4]="ViewFunction",e[e.ComplexFunction=5]="ComplexFunction"}(o||(o={})),exports.observe=yt,exports.toJS=x,exports.toJSON=en,exports.whyRun=Qt;var _t=de(function(r,t,n,e,a){var o=e&&1===e.length?e[0]:n.name||t||"<unnamed action>",i=me(o,n);_(r,t,i)},function(e){return this[e]},function(){t(!1,"It is not allowed to assign new values to @action fields")},!1,!0);exports.action=me,exports.isAction=_e,exports.runInAction=Ft,exports.useStrict=Tt;var I=function(){function n(e,t,n){void 0===e&&(e="Atom@"+i()),void 0===t&&(t=lt),void 0===n&&(n=lt),this.name=e,this.onBecomeObserved=t,this.onBecomeUnobserved=n,this.isDirty=!1,this.staleObservers=[],this.observers=[]}return n.prototype.reportObserved=function(){De(this)},n.prototype.reportChanged=function(){this.isDirty||(this.reportStale(),this.reportReady())},n.prototype.reportStale=function(){this.isDirty||(this.isDirty=!0,Ve(this))},n.prototype.reportReady=function(){t(this.isDirty,"atom not dirty"),e.inTransaction>0?e.changedAtoms.push(this):(Ne(this),oe())},n.prototype.toString=function(){return this.name},n}();exports.Atom=I;var f=function(){function n(e,t,n,r){this.derivation=e,this.scope=t,this.compareStructural=n,this.isLazy=!0,this.isComputing=!1,this.staleObservers=[],this.observers=[],this.observing=[],this.dependencyChangeCount=0,this.dependencyStaleCount=0,this.value=void 0,this.name=r||"ComputedValue@"+i()}return n.prototype.peek=function(){this.isComputing=!0;var e=Q(!1),t=this.derivation.call(this.scope);return G(e),this.isComputing=!1,t},n.prototype.onBecomeObserved=function(){},n.prototype.onBecomeUnobserved=function(){for(var e=0,t=this.observing.length;t>e;e++)ee(this.observing[e],this);this.observing=[],this.isLazy=!0,this.value=void 0},n.prototype.onDependenciesReady=function(){var e=this.trackAndCompute();return e},n.prototype.get=function(){if(t(!this.isComputing,"Cycle detected in computation "+this.name,this.derivation),De(this),this.dependencyStaleCount>0)return this.peek();if(this.isLazy){if(!pe())return this.peek();this.isLazy=!1,this.trackAndCompute()}return this.value},n.prototype.set=function(e){throw new Error("[ComputedValue '"+name+"'] It is not possible to assign a new value to a computed value.")},n.prototype.trackAndCompute=function(){r()&&k({object:this,type:"compute",fn:this.derivation,target:this.scope});var e=this.value,t=this.value=$e(this,this.peek);return le(this.compareStructural,t,e)},n.prototype.observe=function(n,r){var o=this,e=!0,t=void 0;return ae(function(){var i=o.get();if(!e||r){var a=C();n(i,t),j(a)}e=!1,t=i})},n.prototype.toJSON=function(){return this.get()},n.prototype.toString=function(){return this.name+"["+this.derivation.toString()+"]"},n.prototype.whyRun=function(){var n=e.derivationStack.length>0,i=P(this.observing).map(function(e){return e.name}),r=P(this.observers).map(function(e){return e.name}),t=this.isComputing?n?this.observers.length>0?u.INVALIDATED:u.REQUIRED:u.PEEK:u.NOT_RUNNING;if(t===u.REQUIRED){var o=e.derivationStack[e.derivationStack.length-2];o&&r.push(o.name)}return"\nWhyRun? computation '"+this.name+"':\n * Running because: "+Ot[t]+" "+(t===u.NOT_RUNNING&&this.dependencyStaleCount>0?"(a next run is scheduled)":"")+"\n"+(this.isLazy?" * This computation is suspended (not in use by any reaction) and won't run automatically.\n	Didn't expect this computation to be suspended at this point?\n	  1. Make sure this computation is used by a reaction (reaction, autorun, observer).\n	  2. Check whether you are using this computation synchronously (in the same stack as they reaction that needs it).\n":" * This computation will re-run if any of the following observables changes:\n    "+be(i)+"\n    "+(this.isComputing&&n?" (... or any observable accessed during the remainder of the current run)":"")+"\n	Missing items in this list?\n	  1. Check whether all used values are properly marked as observable (use isObservable to verify)\n	  2. Make sure you didn't dereference values too early. MobX observes props, not primitives. E.g: use 'person.name' instead of 'name' in your computation.\n  * If the outcome of this computation changes, the following observers will be re-run:\n    "+be(r)+"\n")},n}(),u;!function(e){e[e.PEEK=0]="PEEK",e[e.INVALIDATED=1]="INVALIDATED",e[e.REQUIRED=2]="REQUIRED",e[e.NOT_RUNNING=3]="NOT_RUNNING"}(u||(u={}));var Ot=(O={},O[u.PEEK]="[peek] The value of this computed value was requested outside an reaction",O[u.INVALIDATED]="[invalidated] Some observables used by this computation did change",O[u.REQUIRED]="[started] This computation is required by another computed value / reaction",O[u.NOT_RUNNING]="[idle] This compution is currently not running",O);exports.untracked=Te;var At=["mobxGuid","resetId","spyListeners","strictMode"],Ye=function(){function e(){this.version=2,this.derivationStack=[],this.mobxGuid=0,this.inTransaction=0,this.isTracking=!1,this.isRunningReactions=!1,this.changedAtoms=[],this.pendingReactions=[],this.allowStateChanges=!0,this.strictMode=!1,this.resetId=0,this.spyListeners=[]}return e}(),e=function(){var e=new Ye;if(global.__mobservableTrackingStack||global.__mobservableViewStack)throw new Error("[mobx] An incompatible version of mobservable is already loaded.");if(global.__mobxGlobal&&global.__mobxGlobal.version!==e.version)throw new Error("[mobx] An incompatible version of mobx is already loaded.");return global.__mobxGlobal?global.__mobxGlobal:global.__mobxGlobal=e}(),v=function(){function t(e,t){void 0===e&&(e="Reaction@"+i()),this.name=e,this.onInvalidate=t,this.staleObservers=D,this.observers=D,this.observing=[],this.dependencyChangeCount=0,this.dependencyStaleCount=0,this.isDisposed=!1,this._isScheduled=!1,this._isTrackPending=!1,this._isRunning=!1}return t.prototype.onBecomeObserved=function(){},t.prototype.onBecomeUnobserved=function(){},t.prototype.onDependenciesReady=function(){return this.schedule(),!1},t.prototype.schedule=function(){this._isScheduled||(this._isScheduled=!0,e.pendingReactions.push(this),oe())},t.prototype.isScheduled=function(){return this.dependencyStaleCount>0||this._isScheduled},t.prototype.runReaction=function(){this.isDisposed||(this._isScheduled=!1,this._isTrackPending=!0,this.onInvalidate(),this._isTrackPending&&r()&&k({object:this,type:"scheduled-reaction"}))},t.prototype.track=function(e){var t,n=r();n&&(t=Date.now(),s({object:this,type:"reaction",fn:e})),this._isRunning=!0,$e(this,e),this._isRunning=!1,this._isTrackPending=!1,n&&c({time:Date.now()-t})},t.prototype.dispose=function(){if(!this.isDisposed){this.isDisposed=!0;for(var t=this.observing.splice(0),e=0,n=t.length;n>e;e++)ee(t[e],this)}},t.prototype.getDisposer=function(){var e=this.dispose.bind(this);return e.$mobx=this,e},t.prototype.toString=function(){return"Reaction["+this.name+"]"},t.prototype.whyRun=function(){var e=P(this.observing).map(function(e){return e.name});return"\nWhyRun? reaction '"+this.name+"':\n * Status: ["+(this.isDisposed?"stopped":this._isRunning?"running":this.isScheduled()?"scheduled":"idle")+"]\n * This reaction will re-run if any of the following observables changes:\n    "+be(e)+"\n    "+(this._isRunning?" (... or any observable accessed during the remainder of the current run)":"")+"\n	Missing items in this list?\n	  1. Check whether all used values are properly marked as observable (use isObservable to verify)\n	  2. Make sure you didn't dereference values too early. MobX observes props, not primitives. E.g: use 'person.name' instead of 'name' in your computation.\n"},t}();exports.Reaction=v;var Et=100,W=!1,tt={spyReportEnd:!0};exports.spy=Ce,exports.transaction=L;var n;!function(e){e[e.Recursive=0]="Recursive",e[e.Reference=1]="Reference",e[e.Structure=2]="Structure",e[e.Flat=3]="Flat"}(n||(n={})),exports.asReference=xe,exports.asStructure=we,exports.asFlat=Re;var ue=function(){function e(e){
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Make sure this computation is used by a reaction (reaction, autorun, observer).\n	  2. Check whether you are using this computation synchronously (in the same stack as they reaction that needs it).\n":" * This computation will re-run if any of the following observables changes:\n    "+ge(o)+"\n    "+(this.isComputing&&n?" (... or any observable accessed during the remainder of the current run)":"")+"\n	Missing items in this list?\n	  1. Check whether all used values are properly marked as observable (use isObservable to verify)\n	  2. Make sure you didn't dereference values too early. MobX observes props, not primitives. E.g: use 'person.name' instead of 'name' in your computation.\n  * If the outcome of this computation changes, the following observers will be re-run:\n    "+ge(r)+"\n")},n}(),s;!function(e){e[e.PEEK=0]="PEEK",e[e.INVALIDATED=1]="INVALIDATED",e[e.REQUIRED=2]="REQUIRED",e[e.NOT_RUNNING=3]="NOT_RUNNING"}(s||(s={}));var It=(I={},I[s.PEEK]="[peek] The value of this computed value was requested outside an reaction",I[s.INVALIDATED]="[invalidated] Some observables used by this computation did change",I[s.REQUIRED]="[started] This computation is required by another computed value / reaction",I[s.NOT_RUNNING]="[idle] This compution is currently not running",I),jt=1;exports.untracked=Ke;var Et=["mobxGuid","resetId","spyListeners","strictMode"],Ze=function(){function e(){this.version=2,this.derivationStack=[],this.mobxGuid=0,this.inTransaction=0,this.isTracking=!1,this.isRunningReactions=!1,this.changedAtoms=[],this.pendingReactions=[],this.allowStateChanges=!0,this.strictMode=!1,this.resetId=0,this.spyListeners=[]}return e}(),e=function(){var e=new Ze;if(global.__mobservableTrackingStack||global.__mobservableViewStack)throw new Error("[mobx] An incompatible version of mobservable is already loaded.");if(global.__mobxGlobal&&global.__mobxGlobal.version!==e.version)throw new Error("[mobx] An incompatible version of mobx is already loaded.");return global.__mobxGlobal?global.__mobxGlobal:global.__mobxGlobal=e}(),He,p=function(){function t(e,t){void 0===e&&(e="Reaction@"+o()),this.name=e,this.onInvalidate=t,this.staleObservers=G,this.observers=He||(He=new X),this.observing=[],this.diffValue=0,this.runId=0,this.laRunId=0,this.l=0,this.__mapid="#"+o(),this.dependencyChangeCount=0,this.dependencyStaleCount=0,this.isDisposed=!1,this._isScheduled=!1,this._isTrackPending=!1,this._isRunning=!1}return t.prototype.onBecomeObserved=function(){},t.prototype.onBecomeUnobserved=function(){},t.prototype.onDependenciesReady=function(){return this.schedule(),!1},t.prototype.schedule=function(){this._isScheduled||(this._isScheduled=!0,e.pendingReactions.push(this),oe())},t.prototype.isScheduled=function(){return this.dependencyStaleCount>0||this._isScheduled},t.prototype.runReaction=function(){this.isDisposed||(this._isScheduled=!1,this._isTrackPending=!0,this.onInvalidate(),this._isTrackPending&&r()&&_({object:this,type:"scheduled-reaction"}))},t.prototype.track=function(e){var t,n=r();n&&(t=Date.now(),c({object:this,type:"reaction",fn:e})),this._isRunning=!0,Xe(this,e),this._isRunning=!1,this._isTrackPending=!1,n&&u({time:Date.now()-t})},t.prototype.dispose=function(){this.isDisposed||(this.isDisposed=!0,Be(this))},t.prototype.getDisposer=function(){var e=this.dispose.bind(this);return e.$mobx=this,e},t.prototype.toString=function(){return"Reaction["+this.name+"]"},t.prototype.whyRun=function(){var e=V(this.observing).map(function(e){return e.name});return"\nWhyRun? reaction '"+this.name+"':\n * Status: ["+(this.isDisposed?"stopped":this._isRunning?"running":this.isScheduled()?"scheduled":"idle")+"]\n * This reaction will re-run if any of the following observables changes:\n    "+ge(e)+"\n    "+(this._isRunning?" (... or any observable accessed during the remainder of the current run)":"")+"\n	Missing items in this list?\n	  1. Check whether all used values are properly marked as observable (use isObservable to verify)\n	  2. Make sure you didn't dereference values too early. MobX observes props, not primitives. E.g: use 'person.name' instead of 'name' in your computation.\n";
+},t}();exports.Reaction=p;var Tt=100,F=!1,We={spyReportEnd:!0};exports.spy=Ie,exports.transaction=L;var n;!function(e){e[e.Recursive=0]="Recursive",e[e.Reference=1]="Reference",e[e.Structure=2]="Structure",e[e.Flat=3]="Flat"}(n||(n={})),exports.asReference=we,exports.asStructure=de,exports.asFlat=at;var ue=function(){function e(e){this.value=e,f(e,"Modifiers are not allowed to be nested")}return e}(),K=function(){function e(e){this.value=e,f(e,"Modifiers are not allowed to be nested")}return e}(),ne=function(){function e(e){this.value=e,f(e,"Modifiers are not allowed to be nested")}return e}();exports.asMap=gt;var Ft=function(){var e=!1,t={};return Object.defineProperty(t,"0",{set:function(){e=!0}}),Object.create(t)[0]=1,e===!1}(),be=0,Ue=function(){function e(){}return e}();Ue.prototype=[];var Wt=function(){function e(e,t,n,r){this.mode=t,this.array=n,this.owned=r,this.lastKnownLength=0,this.interceptors=null,this.changeListeners=null,this.atom=new j(e||"ObservableArray@"+o())}return e.prototype.makeReactiveArrayItem=function(e){return f(e,"Array values cannot have modifiers"),this.mode===n.Flat||this.mode===n.Reference?e:J(e,this.mode,this.atom.name+"[..]")},e.prototype.intercept=function(e){return B(this,e)},e.prototype.observe=function(t,e){return void 0===e&&(e=!1),e&&t({object:this.array,type:"splice",index:0,added:this.values.slice(),addedCount:this.values.length,removed:[],removedCount:0}),q(this,t)},e.prototype.getArrayLength=function(){return this.atom.reportObserved(),this.values.length},e.prototype.setArrayLength=function(e){if("number"!=typeof e||0>e)throw new Error("[mobx.array] Out of range: "+e);var t=this.values.length;e!==t&&(e>t?this.spliceWithArray(t,0,new Array(e-t)):this.spliceWithArray(e,t-e))},e.prototype.updateArrayLength=function(t,e){if(t!==this.lastKnownLength)throw new Error("[mobx] Modification exception: the internal structure of an observable array was changed. 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lib/mobx.umd.min.js

 /** MobX - (c) Michel Weststrate 2015, 2016 - MIT Licensed */
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(... or any observable accessed during the remainder of the current run)":"")+"\n	Missing items in this list?\n	  1. Check whether all used values are properly marked as observable (use isObservable to verify)\n	  2. Make sure you didn't dereference values too early. MobX observes props, not primitives. E.g: use 'person.name' instead of 'name' in your computation.\n";
+},e}();e.Reaction=v;var $t=100,M=!1,nt={spyReportEnd:!0};e.spy=Ze,e.transaction=D;var r;!function(e){e[e.Recursive=0]="Recursive",e[e.Reference=1]="Reference",e[e.Structure=2]="Structure",e[e.Flat=3]="Flat"}(r||(r={})),e.asReference=se,e.asStructure=oe,e.asFlat=Oe;var ee=function(){function e(e){this.value=e,p(e,"Modifiers are not allowed to be nested")}return e}(),W=function(){function e(e){this.value=e,p(e,"Modifiers are not allowed to be nested")}return e}(),re=function(){function e(e){this.value=e,p(e,"Modifiers are not allowed to be nested")}return e}();e.asMap=At;var Jt=function(){var e=!1,t={};return Object.defineProperty(t,"0",{set:function(){e=!0}}),Object.create(t)[0]=1,e===!1}(),ne=0,pt=function(){function e(){}return e}();pt.prototype=[];var Kt=function(){function e(e,t,n,r){this.mode=t,this.array=n,this.owned=r,this.lastKnownLength=0,this.interceptors=null,this.changeListeners=null,this.atom=new V(e||"ObservableArray@"+a())}return e.prototype.makeReactiveArrayItem=function(e){return p(e,"Array values cannot have modifiers"),this.mode===r.Flat||this.mode===r.Reference?e:H(e,this.mode,this.atom.name+"[..]")},e.prototype.intercept=function(e){return U(this,e)},e.prototype.observe=function(t,e){return void 0===e&&(e=!1),e&&t({object:this.array,type:"splice",index:0,added:this.values.slice(),addedCount:this.values.length,removed:[],removedCount:0}),G(this,t)},e.prototype.getArrayLength=function(){return this.atom.reportObserved(),this.values.length},e.prototype.setArrayLength=function(e){if("number"!=typeof e||0>e)throw new Error("[mobx.array] Out of range: "+e);var t=this.values.length;e!==t&&(e>t?this.spliceWithArray(t,0,new Array(e-t)):this.spliceWithArray(e,t-e))},e.prototype.updateArrayLength=function(t,e){if(t!==this.lastKnownLength)throw new Error("[mobx] Modification exception: the internal structure of an observable array was changed. Did you use peek() to change it?");this.lastKnownLength+=e,e>0&&t+e+1>ne&&Le(t+e+1)},e.prototype.spliceWithArray=function(e,n,t){ye();var r=this.values.length;if(void 0===e?e=0:e>r?e=r:0>e&&(e=Math.max(0,r+e)),n=1===arguments.length?r-e:void 0===n||null===n?0:Math.max(0,Math.min(n,r-e)),void 0===t&&(t=[]),O(this)){var i=R(this,{object:this.array,type:"splice",index:e,removedCount:n,added:t});if(!i)return J;n=i.removedCount,t=i.added}t=t.map(this.makeReactiveArrayItem,this);var s=t.length-n;this.updateArrayLength(r,s);var o=(a=this.values).splice.apply(a,[e,n].concat(t));return(0!==n||0!==t.length)&&this.notifyArraySplice(e,t,o),o;var a},e.prototype.notifyArrayChildUpdate=function(r,o,a){var e=!this.owned&&i(),t=d(this),n=t||e?{object:this.array,type:"update",index:r,newValue:o,oldValue:a}:null;e&&l(n),this.atom.reportChanged(),t&&h(this,n),e&&c()},e.prototype.notifyArraySplice=function(a,t,n){var e=!this.owned&&i(),r=d(this),o=r||e?{object:this.array,type:"splice",index:a,removed:n,added:t,removedCount:n.length,addedCount:t.length}:null;e&&l(o),this.atom.reportChanged(),r&&h(this,o),e&&c()},e}(),f=function(t){function e(n,i,o,r){void 0===r&&(r=!1),t.call(this);var e=new Kt(o,i,this,r);P(this,"$mobx",e),n&&n.length?(e.updateArrayLength(0,n.length),e.values=n.map(e.makeReactiveArrayItem,e),e.notifyArraySplice(0,e.values.slice(),J)):e.values=[],Jt&&Object.defineProperty(e.array,"0",qt)}return pe(e,t),e.prototype.intercept=function(e){return this.$mobx.intercept(e)},e.prototype.observe=function(t,e){return void 0===e&&(e=!1),this.$mobx.observe(t,e)},e.prototype.clear=function(){return this.splice(0)},e.prototype.replace=function(e){return this.$mobx.spliceWithArray(0,this.$mobx.values.length,e)},e.prototype.toJS=function(){return this.slice()},e.prototype.toJSON=function(){return this.toJS()},e.prototype.peek=function(){return this.$mobx.values},e.prototype.find=function(r,i,t){void 0===t&&(t=0),this.$mobx.atom.reportObserved();for(var n=this.$mobx.values,o=n.length,e=t;o>e;e++)if(r.call(i,n[e],e,this))return n[e]},e.prototype.splice=function(t,n){for(var r=[],e=2;e<arguments.length;e++)r[e-2]=arguments[e];switch(arguments.length){case 0:return[];case 1:return this.$mobx.spliceWithArray(t);case 2:return this.$mobx.spliceWithArray(t,n)}return this.$mobx.spliceWithArray(t,n,r)},e.prototype.push=function(){for(var n=[],e=0;e<arguments.length;e++)n[e-0]=arguments[e];var t=this.$mobx;return t.spliceWithArray(t.values.length,0,n),t.values.length},e.prototype.pop=function(){return this.splice(Math.max(this.$mobx.values.length-1,0),1)[0]},e.prototype.shift=function(){return this.splice(0,1)[0]},e.prototype.unshift=function(){for(var t=[],e=0;e<arguments.length;e++)t[e-0]=arguments[e];var n=this.$mobx;return n.spliceWithArray(0,0,t),n.values.length},e.prototype.reverse=function(){this.$mobx.atom.reportObserved();var e=this.slice();return e.reverse.apply(e,arguments)},e.prototype.sort=function(t){this.$mobx.atom.reportObserved();var e=this.slice();return e.sort.apply(e,arguments)},e.prototype.remove=function(t){var e=this.$mobx.values.indexOf(t);return e>-1?(this.splice(e,1),!0):!1},e.prototype.toString=function(){return"[mobx.array] "+Array.prototype.toString.apply(this.$mobx.values,arguments)},e.prototype.toLocaleString=function(){return"[mobx.array] "+Array.prototype.toLocaleString.apply(this.$mobx.values,arguments)},e}(pt);rt(f.prototype,function(){return Z(this.slice())}),vt(f.prototype,["constructor","observe","clear","replace","toJSON","peek","find","splice","push","pop","shift","unshift","reverse","sort","remove","toString","toLocaleString"]),Object.defineProperty(f.prototype,"length",{enumerable:!1,configurable:!0,get:function(){return this.$mobx.getArrayLength()},set:function(e){this.$mobx.setArrayLength(e)}}),["concat","every","filter","forEach","indexOf","join","lastIndexOf","map","reduce","reduceRight","slice","some"].forEach(function(e){var t=Array.prototype[e];_(f.prototype,e,function(){return this.$mobx.atom.reportObserved(),t.apply(this.$mobx.values,arguments)})});var qt={configurable:!0,enumerable:!1,set:dt(0),get:De(0)};Le(1e3),e.fastArray=xt,e.isObservableArray=Y;var Qt={},A=function(){function e(e,n){var t=this;this.$mobx=Qt,this._data={},this._hasMap={},this.name="ObservableMap@"+a(),this._keys=new f(null,r.Reference,this.name+".keys()",!0),this.interceptors=null,this.changeListeners=null,this._valueMode=kt(n),this._valueMode===r.Flat&&(this._valueMode=r.Reference),at(!0,function(){w(e)?t.merge(e):Array.isArray(e)&&e.forEach(function(e){var n=e[0],r=e[1];return t.set(n,r)})})}return e.prototype._has=function(e){return"undefined"!=typeof this._data[e]},e.prototype.has=function(e){return this.isValidKey(e)?(e=""+e,this._hasMap[e]?this._hasMap[e].get():this._updateHasMapEntry(e,!1).get()):!1},e.prototype.set=function(e,t){this.assertValidKey(e),e=""+e;var n=this._has(e);if(p(t,"[mobx.map.set] Expected unwrapped value to be inserted to key '"+e+"'. If you need to use modifiers pass them as second argument to the constructor"),O(this)){var r=R(this,{type:n?"update":"add",object:this,newValue:t,name:e});if(!r)return;t=r.newValue}n?this._updateValue(e,t):this._addValue(e,t)},e.prototype.delete=function(e){var t=this;if(this.assertValidKey(e),e=""+e,O(this)){var n=R(this,{type:"delete",object:this,name:e});if(!n)return}if(this._has(e)){var r=i(),o=d(this),n=o||r?{type:"delete",object:this,oldValue:this._data[e].value,name:e}:null;r&&l(n),D(function(){t._keys.remove(e),t._updateHasMapEntry(e,!1);var n=t._data[e];n.setNewValue(void 0),t._data[e]=void 0},void 0,!1),o&&h(this,n),r&&c()}},e.prototype._updateHasMapEntry=function(t,n){var e=this._hasMap[t];return e?e.setNewValue(n):e=this._hasMap[t]=new j(n,r.Reference,this.name+"."+t+"?",!1),e},e.prototype._updateValue=function(r,e){var t=this._data[r];if(e=t.prepareNewValue(e),e!==T){var n=i(),o=d(this),a=o||n?{type:"update",object:this,oldValue:t.value,name:r,newValue:e}:null;n&&l(a),t.setNewValue(e),o&&h(this,a),n&&c()}},e.prototype._addValue=function(e,n){var t=this;D(function(){var r=t._data[e]=new j(n,t._valueMode,t.name+"."+e,!1);n=r.value,t._updateHasMapEntry(e,!0),t._keys.push(e)},void 0,!1);var r=i(),o=d(this),a=o||r?{type:"add",object:this,name:e,newValue:n}:null;r&&l(a),o&&h(this,a),r&&c()},e.prototype.get=function(e){return e=""+e,this.has(e)?this._data[e].get():void 0},e.prototype.keys=function(){return Z(this._keys.slice())},e.prototype.values=function(){return Z(this._keys.map(this.get,this))},e.prototype.entries=function(){var e=this;return Z(this._keys.map(function(t){return[t,e.get(t)]}))},e.prototype.forEach=function(e,t){var n=this;this.keys().forEach(function(r){return e.call(t,n.get(r),r)})},e.prototype.merge=function(t){var n=this;return D(function(){t instanceof e?t.keys().forEach(function(e){return n.set(e,t.get(e))}):Object.keys(t).forEach(function(e){return n.set(e,t[e])})},void 0,!1),this},e.prototype.clear=function(){var e=this;D(function(){je(function(){e.keys().forEach(e.delete,e)})},void 0,!1)},Object.defineProperty(e.prototype,"size",{get:function(){return this._keys.length},enumerable:!0,configurable:!0}),e.prototype.toJS=function(){var t=this,e={};return this.keys().forEach(function(n){return e[n]=t.get(n)}),e},e.prototype.toJs=function(){return s("toJs is deprecated, use toJS instead"),this.toJS()},e.prototype.toJSON=function(){return this.toJS()},e.prototype.isValidKey=function(e){return null===e||void 0===e?!1:"string"!=typeof e&&"number"!=typeof e&&"boolean"!=typeof e?!1:!0},e.prototype.assertValidKey=function(e){if(!this.isValidKey(e))throw new Error("[mobx.map] Invalid key: '"+e+"'")},e.prototype.toString=function(){var e=this;return this.name+"[{ "+this.keys().map(function(t){return t+": "+e.get(t)}).join(", ")+" }]"},e.prototype.observe=function(e,t){return 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n=t.listeners.indexOf(e);-1!==n&&t.listeners.splice(n,1)})},e.prototype.once=function(t){var e=this.on(function(){e(),t.apply(this,arguments)});return e},e}();e.SimpleEventEmitter=on;var J=[];Object.freeze(J);var E,lt=[],ht=function(){}}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{}]},{},[1])(1)});
 //# sourceMappingURL=lib/mobx.umd.min.js.map

package.json

 {
   "name": "mobx",
-  "version": "2.3.7",
+  "version": "2.4.0-alpha1",
   "description": "Simple, scalable state management.",
@@ -11,3 +11,3 @@ "main": "lib/mobx.js",
     "tape": "tape test/*.js | faucet",
-    "perf": "npm run small-build && time node --expose-gc test/perf/index.js",
+    "perf": "npm run small-build && PERSIST=true time node --expose-gc test/perf/index.js",
     "prepublish": "npm run small-build",
@@ -14,0 +14,0 @@ "quick-build": "tsc",

README.md

@@ -47,2 +47,3 @@ <img src="docs/mobx.png" alt="logo" height="120" align="right" />
 ```javascript
+// ESNext class example: 
 class Todo {
@@ -53,2 +54,21 @@ id = Math.random();
 }
+
+// ES5 constructor function example:
+function Todo() {
+	this.id = Math.random()
+	extendObservable(this, {
+		title: "",
+		finished: false
+	})
+}
+
+// ... or just create plain objects:
+function createTodo() {
+	return observable({
+		id: Math.random(),
+		title: "",
+		finished: false
+	})
+}
+
 ```
@@ -63,2 +83,3 @@
 ```javascript
+// ESNext class example: 
 class TodoList {
@@ -70,2 +91,14 @@ @observable todos = [];
 }
+
+// ES5 constructor function example:
+function TodoList() {
+	extendObservable(this, {
+		todos: [],
+		unfinishedTodoCount: function() {
+	        return this.todos.filter(function (todo) {
+				return !todo.finished
+			}).length;
+		}
+	})
+}
 ```
@@ -87,2 +120,3 @@ MobX will ensure that `unfinishedTodoCount` is updated automatically when a todo is added or when one of the `finished` properties is modified.
 
+// ESNext decorator / JSX
 @observer
@@ -116,2 +150,7 @@ class TodoListView extends Component {
 
+In ES5 a component declaration looks like this: 
+```javascript
+var TodoListView = observer(React.createClass({ /* etc */ }))
+```
+
 `observer` turns React (function) components into derivations of the data they render.
@@ -118,0 +157,0 @@

New alerts

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License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

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Package is not semver >=1. This means it is not stable and does not support ^ ranges.

Found 1 instance in 1 package

Fixed alerts

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This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

454527

increased by2.55%

Lines of code

5907

increased by3.87%

Number of lines in readme file

280

increased by16.18%

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Number of low quality alerts

2

increased by100%

No dependency changes