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2021-04-02 02:24:13 +03:00

28 lines
549 B
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @flow
*/
'use strict';
type Point = {
x: ?number,
y: ?number,
...
};
const dummyPoint = {x: undefined, y: undefined};
const pointsDiffer = function(one: ?Point, two: ?Point): boolean {
one = one || dummyPoint;
two = two || dummyPoint;
return one !== two && (one.x !== two.x || one.y !== two.y);
};
module.exports = pointsDiffer;