three.js/examples/jsm/nodes/core/NodeLib.d.ts

import { Node } from './Node';
import { NodeBuilder } from './NodeBuilder';

export interface NodeLibKeyword {
	callback: ( builder: NodeBuilder ) => void;
	cache?: object;
}

export namespace NodeLib {

	export const nodes: object;
	export const keywords: object;

	export function add( node: Node ): void;
	export function addKeyword( name: string, callback: ( builder: NodeBuilder ) => void, cache?: object ): void;
	export function remove( node: Node ): void;
	export function removeKeyword( name: string ): void;
	export function get( name: string ): Node;
	export function getKeyword( name: string, builder: NodeBuilder ): any;
	export function getKeywordData( name: string ): NodeLibKeyword;
	export function contains( name: string ): boolean;
	export function containsKeyword( name: string ): boolean;

}