three.js/src/polyfills.d.ts

// log handlers
export function warn( message?: any, ...optionalParams: any[] ): void;
export function error( message?: any, ...optionalParams: any[] ): void;
export function log( message?: any, ...optionalParams: any[] ): void;

// typed array parameters
export type TypedArray =
	Int8Array
	| Uint8Array
	| Uint8ClampedArray
	| Int16Array
	| Uint16Array
	| Int32Array
	| Uint32Array
	| Float32Array
	| Float64Array;