A few example type definitions

definitions.ts

// FastClick - courtesy of https://gist.github.com/yaakaito/6267527
interface FastClickStatic {
  attach(element: HTMLElement): void;
}
declare var FastClick: FastClickStatic;

// add a custom Jasmine matcher to the standard set
// the matcher requires a momentjs object, so let's enforce that
// TypeScript module and interface definitions are open, so can be extended
declare module jasmine {
  interface Matchers {
    toBeSameMomentAs(expected: Moment): boolean;
  }
}

// declare the forge global provided by Trigger.io
// just declare it as any rather than going into the detail of the structure
declare var forge: any