three.js/examples/jsm/loaders/obj2/worker/main/WorkerExecutionSupport.d.ts

export class CodeBuilderInstructions {
  constructor(supportsStandardWorker: boolean, supportsJsmWorker: boolean, preferJsmWorker: boolean);
  supportsStandardWorker: boolean;
  supportsJsmWorker: boolean;
  preferJsmWorker: boolean;
  startCode: string;
  codeFragments: string[];
  importStatements: string[];
  jsmWorkerFile: string;
  defaultGeometryType: number;

  isSupportsStandardWorker(): boolean;
  isSupportsJsmWorker(): boolean;
  isPreferJsmWorker(): boolean;
  setJsmWorkerFile(jsmWorkerFile: string): void;
  addStartCode(startCode: string): void;
  addCodeFragment(code: string): void;
  addLibraryImport(libraryPath: string): void;
  getImportStatements(): string[];
  getCodeFragments(): string[];
  getStartCode(): string;
}

export class WorkerExecutionSupport {
  constructor();

  logging: {
    enabled: boolean;
    debug: boolean;
  };

  worker: {
    native: null;
    jsmWorker: boolean;
    logging: boolean;
    workerRunner: {
      name: string;
      usesMeshDisassembler: boolean;
      defaultGeometryType: number;
    };
    terminateWorkerOnLoad: boolean;
    forceWorkerDataCopy: boolean;
    started: boolean;
    queuedMessage: null;
    callbacks: {
      onAssetAvailable: Function;
      onLoad: Function;
      terminate: Function;
    };
  }

  setLogging(enabled: boolean, debug: boolean): this;
  setForceWorkerDataCopy(forceWorkerDataCopy: boolean): this;
  setTerminateWorkerOnLoad(terminateWorkerOnLoad: boolean): this;
  updateCallbacks(onAssetAvailable: Function, onLoad: Function): void;
  buildWorker(codeBuilderInstructions: CodeBuilderInstructions): void;
  isWorkerLoaded(requireJsmWorker: boolean): boolean;
  executeParallel(payload:object, transferables?: object[]);
}