module patters

Author: Ashfaq

ModularPatters/app.js

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+const greet = require("./moduler/Pattern1");
+greet();
+
+const greet2 = require("./moduler/pattern2");
+greet2.greet();
+
+const greet2_1 = require("./moduler/pattern2").greet;
+greet2_1();
+
+// Using ES6 Destructuring.
+const { greet: greet2_2 } = require("./moduler/pattern2");
+greet2_2();
+
+const greet3 = require("./moduler/pattern3");
+greet3.greet();
+
+// we are changing the name property of greet3 Object. It will affect  all the requires.
+greet3.name = "changed Hello !!";
+
+const greet3_1 = require("./moduler/pattern3");
+
+greet3_1.greet(); // Ashfaq Ansari
+
+const greet4 = require("./moduler/pattern4");
+var grt4 = new greet4();
+grt4.greet();
+// we are changing the name property of grt4 Object. it won't affect the further requires.
+grt4.name = "changed Hello !!!";
+
+const greet4_1 = require("./moduler/pattern4");
+var grt4_1 = new greet4_1();
+grt4_1.greet();
+
+const greet5 = require("./moduler/pattern5");
+greet5.greet();
+
+const greet5_1 = require("./moduler/pattern5").greet;
+greet5_1();
+
+const { greet: greet5_2 } = require("./moduler/pattern5");
+greet5_2();

ModularPatters/moduler/Pattern1.js

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+console.log("\npattern1 is required");
+
+function greet() {
+  console.log("Hello");
+}
+
+module.exports = greet;

ModularPatters/moduler/Pattern2.js

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+console.log("\npattern2 is required");
+
+function greet() {
+  console.log("Hello!");
+}
+
+module.exports.greet = greet;

ModularPatters/moduler/Pattern3.js

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+console.log("\npattern3 is required");
+
+function Greet() {
+  this.name = "Hello !!",
+  this.greet = function() {
+    console.log(this.name);
+  };
+}
+
+module.exports = new Greet();

ModularPatters/moduler/Pattern4.js

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+console.log("\npattern4 is required");
+
+function Greet(){
+    this.name = "Hello !!!",
+    this.greet = function(){
+        console.log(this.name);
+    }
+}
+
+module.exports = Greet;

ModularPatters/moduler/Pattern5.js

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+console.log("\npattern5 is required ");
+
+module.exports = {
+    greet: function(){
+        console.log("Hello!!!!");
+    }
+}

package.json

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+{
+  "name": "module_patterns",
+  "version": "0.1.0",
+  "description": "looking a differnt module patters",
+  "main": "app.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [
+    "node",
+    "modules",
+    "commonPattern",
+    "commonJS"
+  ],
+  "author": "mohammedashfaq.nitk@gmail.com",
+  "license": "ISC"
+}