ECMAScript Cookbook

How to do it...

1. Open your command-line application and navigate to your workspace.
2. Create a new folder named 09-03-replicating-instances-with-factories.
3. Copy or create an index.html that loads and runs a main function from main.js.

4. Create a main.js file that defines a new class named Mission. Add a constructor that takes a name constructor argument and assigns it to an instance property. Also, define a simple describe method:

// main.js 
class Mission { 
  constructor (name) { 
    this.name = name; 
  } 
 
  describe () { 
    console.log(` 
The ${this.name} mission will be launched by a ${this.rocket.name} rocket, and 
deliver a ${this.payload.name} to ${this.destination.name}. 
    `); 
  } 
} 

5. Create three classes named Destination, Payload, and Rocket, that take ...