1 files changed, 9 insertions, 0 deletions
diff --git a/src/node_modules/es-abstract/2019/SameValueZero.js b/src/node_modules/es-abstract/2019/SameValueZero.js
new file mode 100644
index 0000000..0dedcd2
--- /dev/null
+++ b/src/node_modules/es-abstract/2019/SameValueZero.js
@@ -0,0 +1,9 @@
+'use strict';
+
+var $isNaN = require('../helpers/isNaN');
+
+// https://www.ecma-international.org/ecma-262/6.0/#sec-samevaluezero
+
+module.exports = function SameValueZero(x, y) {
+	return (x === y) || ($isNaN(x) && $isNaN(y));
+};