From 363723fc84f7b8477592e0105aeb331ec9a017af Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Mon, 14 Aug 2017 05:01:11 +0200
Subject: node_modules

---
 node_modules/es6-weak-map/is-weak-map.js | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 node_modules/es6-weak-map/is-weak-map.js

(limited to 'node_modules/es6-weak-map/is-weak-map.js')

diff --git a/node_modules/es6-weak-map/is-weak-map.js b/node_modules/es6-weak-map/is-weak-map.js
new file mode 100644
index 000000000..10bb2a156
--- /dev/null
+++ b/node_modules/es6-weak-map/is-weak-map.js
@@ -0,0 +1,13 @@
+'use strict';
+
+var toStringTagSymbol = require('es6-symbol').toStringTag
+
+  , toString = Object.prototype.toString
+  , id = '[object WeakMap]'
+  , Global = (typeof WeakMap === 'undefined') ? null : WeakMap;
+
+module.exports = function (x) {
+	return (x && ((Global && (x instanceof Global)) ||
+			(toString.call(x) === id) || (x[toStringTagSymbol] === 'WeakMap'))) ||
+			false;
+};
-- 
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