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  • br-client
  • node_modules
  • object-is
  • implementation.js
  • zhanghao's avatar
    commit · 13ad2c1f
    13ad2c1f
    zhanghao authored 2020-09-02 21:12:54 +0800
implementation.js 286 Bytes
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'use strict';

var numberIsNaN = function (value) {
	return value !== value;
};

module.exports = function is(a, b) {
	if (a === 0 && b === 0) {
		return 1 / a === 1 / b;
	}
	if (a === b) {
		return true;
	}
	if (numberIsNaN(a) && numberIsNaN(b)) {
		return true;
	}
	return false;
};