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322 BJavaScriptView Raw
1'use strict';
2// `SameValue` abstract operation
3// https://tc39.es/ecma262/#sec-samevalue
4// eslint-disable-next-line es/no-object-is -- safe
5module.exports = Object.is || function is(x, y) {
6 // eslint-disable-next-line no-self-compare -- NaN check
7 return x === y ? x !== 0 || 1 / x === 1 / y : x !== x && y !== y;
8};