1 files changed, 15 insertions, 0 deletions
diff --git a/node_modules/es-abstract/helpers/getProto.js b/node_modules/es-abstract/helpers/getProto.js
new file mode 100644
index 000000000..af10fd8a1
--- /dev/null
+++ b/node_modules/es-abstract/helpers/getProto.js
@@ -0,0 +1,15 @@
+'use strict';
+
+var GetIntrinsic = require('../GetIntrinsic');
+
+var originalGetProto = GetIntrinsic('%Object.getPrototypeOf%', true);
+var $ArrayProto = GetIntrinsic('%Array.prototype%');
+
+module.exports = originalGetProto || (
+	// eslint-disable-next-line no-proto
+	[].__proto__ === $ArrayProto
+		? function (O) {
+			return O.__proto__; // eslint-disable-line no-proto
+		}
+		: null
+);