dipole-es3 - npm Package Compare versions

Comparing version 2.2.8 to 2.2.9

dist/index.js

@@ -1,2 +0,2 @@
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dist/index.umd.js

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+!function(t,n){"object"==typeof exports&&"undefined"!=typeof module?n(exports):"function"==typeof define&&define.amd?define(["exports"],n):n((t||self).dipoleEs3={})}(this,function(t){function n(t){for(var n=new Array(t),i=0;i<t;i++)n[i]=void 0;return n}var HashSet=/*#__PURE__*/function(){function HashSet(){this._items=n(4),this._size=0,this._maxSizeBeforeClear=0,this._isInIteration=!1}var t=HashSet.prototype;return t.add=function(t){if(this._isInIteration)return!1;for(var n=this._items,i=n.length,r=i-1,e=t._hash&r;void 0!==n[e]&&n[e]!==t;)e=e+1&r;return void 0===n[e]&&(n[e]=t,++this._size>11*i>>4&&this._rehashUp(2*i),this._maxSizeBeforeClear<this._size&&(this._maxSizeBeforeClear=this._size),!0)},t._rehashUp=function(t){var i=this._items,r=i.length;this._items=n(t),this._size=0;for(var e=0;e<r;e++){var u=i[e];void 0!==u&&this.add(u)}},t.remove=function(t){if(this._isInIteration)return!1;for(var n=this._items,i=n.length-1,r=t._hash&i;void 0!==n[r]&&n[r]!==t;)r=r+1&i;if(void 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 //# sourceMappingURL=index.umd.js.map

package.json

 {
   "name": "dipole-es3",
-  "version": "2.2.8",
+  "version": "2.2.9",
   "description": "dipole - tiny reactive state management that just works",
@@ -5,0 +5,0 @@ "main": "dist/index.js",

src/core/classes/common.js

@@ -53,11 +53,1 @@ import { glob } from "../globals";
 }
-
-export function getCheckValueFn(options) {
-    if (options && typeof options === "object") {
-        const checkValueFn = options.checkValue;
-        if (typeof checkValueFn === "function") {
-            return checkValueFn;
-        }
-    }
-    return null;
-}

src/core/classes/computed.js

@@ -7,3 +7,2 @@ import { states } from "../constants";
 import {
-    getCheckValueFn,
     checkSpecialContexts,
@@ -16,2 +15,18 @@ trackComputedContext,
 
+function getComputedOptions(options) {
+    const defaultOptions = {
+        checkValueFn: null,
+        keepAlive: false,
+    };
+
+    if (options && typeof options === "object") {
+        if (options.checkValue && typeof options.checkValue === "function") {
+            defaultOptions.checkValueFn = options.checkValue;
+        }
+        defaultOptions.keepAlive = !!options.keepAlive;
+    }
+
+    return defaultOptions;
+}
+
 function actualizeState(self) {
@@ -36,3 +51,3 @@ const actualizedAndNotNotified = (subscription) => {
         this._value = undefined;
-        this._checkValueFn = getCheckValueFn(options);
+        this._options = getComputedOptions(options);
         this._state = states.NOT_INITIALIZED;
@@ -52,2 +67,6 @@ this._computer = computer;
             trackComputedContext(this);
+
+            if (glob.gComputedContext === null) {
+                this._checkSubscribers();
+            }
         }
@@ -61,2 +80,3 @@
         this._state = states.NOT_INITIALIZED;
+        this._value = undefined;
     }
@@ -78,4 +98,4 @@
 
-        if (this._checkValueFn !== null && stateBefore !== states.NOT_INITIALIZED) {
-            const isSameValue = untracked(() => this._checkValueFn(this._value, value));
+        if (this._options.checkValueFn !== null && stateBefore !== states.NOT_INITIALIZED) {
+            const isSameValue = untracked(() => this._options.checkValueFn(this._value, value));
 
@@ -119,3 +139,3 @@ if (isSameValue) return;
 
-        if (this._checkValueFn !== null) {
+        if (this._options.checkValueFn !== null) {
             if (this._state === states.CLEAN) {
@@ -139,11 +159,8 @@ notifySubscribers(this, states.MAYBE_DIRTY, false);
         this._subscribers.remove(subscriber);
-
-        if (this._subscribers.size() === 0) {
-            scheduleSubscribersCheck(this);
-        }
+        this._checkSubscribers();
     }
 
     _checkSubscribers() {
-        if (this._subscribers.size() === 0) {
-            this.destroy();
+        if (this._subscribers.size() === 0 && !this._options.keepAlive) {
+            scheduleSubscribersCheck(this);
         }
@@ -150,0 +167,0 @@ }

src/core/classes/observable.js

@@ -5,10 +5,19 @@ import { glob } from "../globals";
 import { Computed } from "./computed";
-import {
-    getCheckValueFn,
-    checkSpecialContexts,
-    trackComputedContext,
-    notifySubscribers,
-} from "./common";
 import { HashSet } from "../data-structures/hash-set";
+import { checkSpecialContexts, trackComputedContext, notifySubscribers } from "./common";
 
+function getObservableOptions(options) {
+    const defaultOptions = {
+        checkValueFn: null,
+    };
+
+    if (options && typeof options === "object") {
+        if (options.checkValue && typeof options.checkValue === "function") {
+            defaultOptions.checkValueFn = options.checkValue;
+        }
+    }
+
+    return defaultOptions;
+}
+
 export class Observable {
@@ -18,3 +27,3 @@ constructor(value, options) {
         this._value = value;
-        this._checkValueFn = getCheckValueFn(options);
+        this._options = getObservableOptions(options);
     }
@@ -34,3 +43,3 @@
 
-        if (this._checkValueFn !== null && this._checkValueFn(this._value, value)) {
+        if (this._options.checkValueFn !== null && this._options.checkValueFn(this._value, value)) {
             return;
@@ -55,6 +64,2 @@ }
     }
-
-    _actualizeState() {
-        // no op
-    }
 }
@@ -61,0 +66,0 @@

src/core/constants.js

 export const states = {
     NOT_INITIALIZED: 0,
-    NOTIFYING: 1,
-    COMPUTING: 2,
-    CLEAN: 3,
-    MAYBE_DIRTY: 4,
-    DIRTY: 5,
-    DESTROYED_BY_PARENT: 6,
+    COMPUTING: 1,
+    CLEAN: 2,
+    MAYBE_DIRTY: 3,
+    DIRTY: 4,
+    DESTROYED_BY_PARENT: 5,
 };
 
 export const SCHEDULED_SUBSCRIBERS_CHECK_INTERVAL = 1000;

src/core/globals.js

@@ -15,2 +15,16 @@ import { SCHEDULED_SUBSCRIBERS_CHECK_INTERVAL, states } from "./constants";
 
+export const gConfig = {
+    reactionScheduler: (runner) => runner(),
+    subscribersCheckInterval: SCHEDULED_SUBSCRIBERS_CHECK_INTERVAL,
+};
+
+export function configure(config) {
+    if (config.reactionScheduler) {
+        gConfig.reactionScheduler = config.reactionScheduler;
+    }
+    if (config.subscribersCheckInterval) {
+        gConfig.subscribersCheckInterval = config.subscribersCheckInterval;
+    }
+}
+
 // Work queues functions
@@ -41,3 +55,3 @@
                 runScheduledSubscribersChecks,
-                SCHEDULED_SUBSCRIBERS_CHECK_INTERVAL
+                gConfig.subscribersCheckInterval
             );
@@ -52,3 +66,6 @@ }
         gScheduledSubscribersChecks.remove(computed);
-        computed._checkSubscribers();
+        
+        if (computed._subscribers.size() === 0) {
+            computed.destroy();
+        }
     }
@@ -55,0 +72,0 @@ gScheduledSubscribersCheckTimeout = null;

src/core/transaction.js

@@ -7,2 +7,3 @@ import {
     hasScheduledReactions,
+    gConfig,
 } from "./globals";
@@ -67,7 +68,21 @@
 
+let isReactionRunnerScheduled = false;
+
 export function endTransaction() {
-    while (hasScheduledStateActualizations() || hasScheduledReactions()) {
+    if (!isReactionRunnerScheduled && shouldRunReactionLoop()) {
+        isReactionRunnerScheduled = true;
+        gConfig.reactionScheduler(reactionRunner);
+    }
+}
+
+function shouldRunReactionLoop() {
+    return hasScheduledReactions() || hasScheduledStateActualizations();
+}
+
+function reactionRunner() {
+    while (shouldRunReactionLoop()) {
         runScheduledStateActualizations();
         runScheduledReactions();
     }
+    isReactionRunnerScheduled = false;
 }

src/index.d.ts

 declare module "dipole" {
+    interface IConfig {
+        reactionScheduler?: (runner: () => void) => void;
+        subscribersCheckInterval?: number;
+    }
+
+    export function configure(config: IConfig): void;
+
     export interface IObservableOptions<T> {
@@ -8,2 +15,3 @@ checkValue?: (prevValue: T, nextValue: T) => boolean;
         checkValue?: (prevValue: T, nextValue: T) => boolean;
+        keepAlive?: boolean;
     }
@@ -10,0 +18,0 @@

src/index.js

@@ -5,4 +5,5 @@ export * from "./core/classes";
 export { fromGetter, notify } from "./core/extras";
+export { configure } from "./core/globals";
 
 export * from "./utils/observable";
 export * from "./utils/reaction";

No alert changes

Improved metrics

Total package byte prevSize

173788

increased by6.27%

Lines of code

967

increased by5.11%

No dependency changes