Boilerplate SDK

class.js

// Super Class
class FooAPI {
  static get(endpoint) {
    // logic to get a token and send a GET request to the API
   }
}
// Child Class (aka Module)
class Ping extends Foo {
  static checkHealth() {
    // Use the super keyword to call the parent FooAPI class get method.
     super.get('api/posts')
  }
}