Mixin Example using Object composition

1// Define a mixin
2
3const canEat = {
4  eat() {
5  console.log("Eating...");
6  }
7};
8
9const canWalk = {
10  walk() {
11  console.log("Walking...");
12  }
13};
14
15const canRead = {
16  read() {
17  console.log("Reading...");
18  }
19};
20
21// Create a class
22
23class Person {
24  constructor(name) {
25  this.name = name;
26  }
27}
28
29// Apply mixins
30
31Object.assign(Person.prototype, canEat, canWalk, canRead);
32
33// Use it
34
35const person = new Person("Sudheer");
36
37person.eat();  // Output: Eating...
38
39person.walk(); // Output: Walking...
40
41person.read(); // Output: Reading...