three.js/examples/jsm/nodes/inputs/Vector3Node.d.ts

import { Vector3 } from '../../../../src/Three';

import { InputNode } from '../core/InputNode';
import { NodeBuilder } from '../core/NodeBuilder';

export class Vector3Node extends InputNode {
  constructor(x: Vector3 | number, y?: number, z?: number);

  value: Vector3;
  nodeType: string;

  generateReadonly(builder: NodeBuilder, output: string, uuid?: string, type?: string, ns?: string, needsUpdate?: boolean): string;
  copy(source: Vector3Node): this;
}