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-iterator/#/chain.js | 40 ++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 node_modules/es6-iterator/#/chain.js

(limited to 'node_modules/es6-iterator/#')

diff --git a/node_modules/es6-iterator/#/chain.js b/node_modules/es6-iterator/#/chain.js
new file mode 100644
index 000000000..6dc1543b3
--- /dev/null
+++ b/node_modules/es6-iterator/#/chain.js
@@ -0,0 +1,40 @@
+'use strict';
+
+var setPrototypeOf = require('es5-ext/object/set-prototype-of')
+  , d              = require('d')
+  , Iterator       = require('../')
+  , validIterable  = require('../valid-iterable')
+
+  , push = Array.prototype.push
+  , defineProperties = Object.defineProperties
+  , IteratorChain;
+
+IteratorChain = function (iterators) {
+	defineProperties(this, {
+		__iterators__: d('', iterators),
+		__current__: d('w', iterators.shift())
+	});
+};
+if (setPrototypeOf) setPrototypeOf(IteratorChain, Iterator);
+
+IteratorChain.prototype = Object.create(Iterator.prototype, {
+	constructor: d(IteratorChain),
+	next: d(function () {
+		var result;
+		if (!this.__current__) return { done: true, value: undefined };
+		result = this.__current__.next();
+		while (result.done) {
+			this.__current__ = this.__iterators__.shift();
+			if (!this.__current__) return { done: true, value: undefined };
+			result = this.__current__.next();
+		}
+		return result;
+	})
+});
+
+module.exports = function () {
+	var iterators = [this];
+	push.apply(iterators, arguments);
+	iterators.forEach(validIterable);
+	return new IteratorChain(iterators);
+};
-- 
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