1 files changed, 14 insertions, 0 deletions
diff --git a/node_modules/es-abstract/2018/IsArray.js b/node_modules/es-abstract/2018/IsArray.js
new file mode 100644
index 000000000..7b25f37b5
--- /dev/null
+++ b/node_modules/es-abstract/2018/IsArray.js
@@ -0,0 +1,14 @@
+'use strict';
+
+var GetIntrinsic = require('../GetIntrinsic');
+
+var $Array = GetIntrinsic('%Array%');
+
+// eslint-disable-next-line global-require
+var toStr = !$Array.isArray && require('../helpers/callBound')('Object.prototype.toString');
+
+// https://www.ecma-international.org/ecma-262/6.0/#sec-isarray
+
+module.exports = $Array.isArray || function IsArray(argument) {
+	return toStr(argument) === '[object Array]';
+};