three.js/examples/jsm/loaders/LWOLoader.d.ts

import {
  LoadingManager,
  Material,
  Object3D
} from '../../../src/Three';

export interface LWO {
  materials: Material[];
  meshes: Object3D[];
}

export class LWOLoader {
  constructor(manager?: LoadingManager);
  crossOrigin: string;
  path: string;
  resourcePath: string;

  load(url: string, onLoad: (lwo: LWO) => void, onProgress?: (event: ProgressEvent) => void, onError?: (event: ErrorEvent) => void) : void;
  setPath(path: string): this;
  setResourcePath(path: string): this;
  setCrossOrigin(value: string): this;
  parse(data: ArrayBuffer, path: string, modelName: string): LWO;
}