Refresh examples

tshemsedinov · tshemsedinov · commit cd63c8a7665b · 2020-02-08T02:10:22.000+02:00
diff --git a/JavaScript/1-simple.js b/JavaScript/1-simple.js
@@ -1,7 +1,7 @@
 'use strict';
 
 function Singleton() {
-  const instance = Singleton.instance;
+  const { instance } = Singleton;
   if (instance) return instance;
   Singleton.instance = this;
 }
diff --git a/JavaScript/3-complex.js b/JavaScript/3-complex.js
@@ -3,13 +3,13 @@
 const Singleton = (() => {
   let instance;
 
-  function Singleton() {
-    if (instance) return instance;
-    instance = this;
+  class Singleton {
+    constructor() {
+      if (instance) return instance;
+      instance = this;
+    }
   }
 
-  Singleton.prototype.test = function() {};
-
   return Singleton;
 })();
 

Original file line number	Diff line number	Diff line change
`@@ -1,7 +1,7 @@`
`1`	`1`	`'use strict';`
`2`	`2`
`3`	`3`	`function Singleton() {`
`4`		`- const instance = Singleton.instance;`
	`4`	`+ const { instance } = Singleton;`
`5`	`5`	`if (instance) return instance;`
`6`	`6`	`Singleton.instance = this;`
`7`	`7`	`}`