Detector.d.ts

// Type definitions for three.js (Detector.js)
// Project: https://github.com/mrdoob/three.js/blob/master/examples/js/Detector.js
// Definitions by: Satoru Kimura
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
interface DetectorStatic {
  canvas: boolean;
  webgl: boolean;
  workers: boolean;
  fileapi: boolean;

  getWebGLErrorMessage(): HTMLElement;
  addGetWebGLMessage(parameters?: { id?: string; parent?: HTMLElement }): void;
}
declare var Detector: DetectorStatic;