export interface VertexXyzInterface { index: number; x: number; y: number; z: number; checkForMatch(vertex: VertexXyzInterface): boolean; } export default class VertexXyz implements VertexXyzInterface { index: number; x: number; y: number; z: number; constructor(x: number, y: number, z: number); checkForMatch(vertex: VertexXyzInterface): boolean; }