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4 years ago
// `SameValue` abstract operation
// https://tc39.github.io/ecma262/#sec-samevalue
module.exports = Object.is || function is(x, y) {
// eslint-disable-next-line no-self-compare
return x === y ? x !== 0 || 1 / x === 1 / y : x != x && y != y;
};