/* @flow */ 'use strict'; export default class Vector { x: number; y: number; constructor(x: number, y: number) { this.x = x; this.y = y; if (__DEV__) { if (isNaN(x)) { console.error(`Invalid x value given for Vector`); } if (isNaN(y)) { console.error(`Invalid y value given for Vector`); } } } }