From f36b40cdec6ed4d87a0f21267a044ff3db60f033 Mon Sep 17 00:00:00 2001
From: "Alex A. Naanou" <alex.nanou@gmail.com>
Date: Wed, 26 Sep 2018 03:22:22 +0300
Subject: [PATCH] fix part 2, now AT(..) sees all the attributes that exist...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
---
 diff.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/diff.js b/diff.js
index d67d1c6..afc8539 100644
--- a/diff.js
+++ b/diff.js
@@ -58,6 +58,24 @@ var MIN_TEXT_LENGTH = 100
 //---------------------------------------------------------------------
 // Helpers...
 
+//	getAllKeys(obj)	
+//		-> Set([key, ..])
+//
+// This is different to Object.keys(..) in that it gets both enumerable 
+// and non-enumerable keys as well as keys defined in prototypes...
+var getAllKeys = function(obj){
+	var res = new Set()
+	while(obj.__proto__ || obj === obj.__proto__){
+		Object.getOwnPropertyNames(obj)
+			.forEach(function(n){
+				res.add(n)
+			})
+		obj = obj.__proto__
+	}
+	return res
+}
+
+
 // 	zip(array, array, ...)
 // 		-> [[item, item, ...], ...]
 //