A TypeScript problem with interfaces

TS-interfaces-problem.ts

export interface ExampleInterface {
  exampleMethod(result: string): void;
}

export class CorrectExampleClass implements ExampleInterface {
  exampleMethod(result: string) {
    console.log('This is okay :D');
  }
}

export class IncorrectExampleClass implements ExampleInterface {
  exampleMethod() {
    console.log('This is not okay, but both ESLint and TS say it is :(');
  }
}