From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001
From: ruki <waruqi@gmail.com>
Date: Thu, 8 Nov 2018 00:38:48 +0800
Subject: switch to vuepress

---
 .../core-js/modules/_array-species-constructor.js        | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 node_modules/core-js/modules/_array-species-constructor.js

(limited to 'node_modules/core-js/modules/_array-species-constructor.js')

diff --git a/node_modules/core-js/modules/_array-species-constructor.js b/node_modules/core-js/modules/_array-species-constructor.js
new file mode 100644
index 00000000..0771c236
--- /dev/null
+++ b/node_modules/core-js/modules/_array-species-constructor.js
@@ -0,0 +1,16 @@
+var isObject = require('./_is-object');
+var isArray = require('./_is-array');
+var SPECIES = require('./_wks')('species');
+
+module.exports = function (original) {
+  var C;
+  if (isArray(original)) {
+    C = original.constructor;
+    // cross-realm fallback
+    if (typeof C == 'function' && (C === Array || isArray(C.prototype))) C = undefined;
+    if (isObject(C)) {
+      C = C[SPECIES];
+      if (C === null) C = undefined;
+    }
+  } return C === undefined ? Array : C;
+};
-- 
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