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kitabcitab/node_modules/es-abstract/2020/Number/sameValue.js

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+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+var isNegativeZero = require('is-negative-zero');
+
+var $TypeError = GetIntrinsic('%TypeError%');
+
+var Type = require('../Type');
+var NumberSameValueZero = require('./sameValueZero');
+
+// https://262.ecma-international.org/11.0/#sec-numeric-types-number-sameValue
+
+module.exports = function NumberSameValue(x, y) {
+	if (Type(x) !== 'Number' || Type(y) !== 'Number') {
+		throw new $TypeError('Assertion failed: `x` and `y` arguments must be Numbers');
+	}
+	if (x === 0 && y === 0) {
+		return !(isNegativeZero(x) ^ isNegativeZero(y));
+	}
+	return NumberSameValueZero(x, y);
+};