import { DependencyClass } from './depency-file1'; class Animal { constructor(public name: string) { } makeSound(): void { } } class Cat extends Animal { makeSound(): void { } } class Dog extends Animal { makeSound(): void { } } const cat = new Cat('Kitty'); const dog = new Dog('Buddy'); cat.makeSound(); dog.makeSound(); let depenIns = new DependencyClass(); depenIns.depencyMethod1(); depenIns.depencyProp1; depenIns.depencyProp2;