jetstate - npm Package Compare versions

Comparing version 1.0.0 to 1.1.0

index.js

@@ -15,2 +15,3 @@ "use strict";
  * @param {function} config.willUpdate function for before set state
+ * @param {function} config.shouldUpdate function for is need update
  * @param {function} config.didUpdate function for after set state
@@ -23,4 +24,5 @@ * @returns {undefined} nothing
   var willReceive = config.willReceive;
-  var willUpdate = config.willUpdate;  
+  var willUpdate = config.willUpdate;
   var didUpdate = config.didUpdate;
+  var shouldUpdate = config.shouldUpdate;
 
@@ -34,3 +36,5 @@ state.__container__[name] = defaultValue;
     set(value) {
-      willUpdate && willUpdate(state.__container__[name], value)
+      willUpdate && willUpdate(state.__container__[name], value);
+      if (shouldUpdate)
+        if (shouldUpdate(state.__container__[name], value) === false) return;
       state.__container__[name] = value;
@@ -37,0 +41,0 @@ didUpdate && didUpdate(value);

index.test.js

 const { init, state } = require('./index');
 
 init({
-  name: 'time',
-  defaultValue: new Date().getTime(),
+  name: 'counter',
+  defaultValue: 1,
   willReceive: value => {
-    console.log('willReceive time', value);
+    console.log('willReceive counter', value);
   },
@@ -12,2 +12,7 @@ willUpdate: (previousValue, nextValue) => {
   },
+  shouldUpdate: (previousValue, nextValue) => {
+    console.log('shouldUpdate', previousValue, nextValue, 'result:', previousValue < nextValue);
+    if (previousValue < nextValue) return true;
+    else return false;
+  },
   didUpdate: value => {
@@ -19,7 +24,15 @@ console.log('didUpdate', value);
 setTimeout(() => {
-  var time = state.time;
+  var counter = state.counter;
 }, 2000);
 
 setTimeout(() => {
-  state.time = new Date().getTime();
-}, 4000);
+  state.counter = 2;
+}, 4000);
+
+setTimeout(() => {
+  state.counter = 0;
+}, 6000);
+
+setTimeout(() => {
+  var counter = state.counter;
+}, 8000);

package.json

 {
   "name": "jetstate",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "description": "state managment",
@@ -5,0 +5,0 @@ "main": "index.js",

readme.md

@@ -25,2 +25,6 @@ # jetstate
   },
+  shouldUpdate: (previousValue, nextValue) => {
+    if (typeof nextValue 'number') return true;
+    else return false        
+  },
   didUpdate: value => {
@@ -27,0 +31,0 @@ console.log('didUpdate', value);

No alert changes

Improved metrics

Total package byte prevSize

3331

increased by24.38%

Lines of code

71

increased by26.79%

Number of lines in readme file

39

increased by11.43%

No dependency changes