From 5be84a5d59e9bc0b206e5520530445d0cfc5c94e Mon Sep 17 00:00:00 2001
From: aurimasv <aurimas.dev@gmail.com>
Date: Mon, 12 Mar 2012 20:33:59 -0500
Subject: [PATCH] add maxLevels to varDump to avoid infinite loops

---
 chrome/content/zotero/xpcom/utilities.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/chrome/content/zotero/xpcom/utilities.js b/chrome/content/zotero/xpcom/utilities.js
index 81e72d60b..bdf52ace7 100644
--- a/chrome/content/zotero/xpcom/utilities.js
+++ b/chrome/content/zotero/xpcom/utilities.js
@@ -1014,17 +1014,25 @@ Zotero.Utilities = {
 	 *
 	 * Adapted from http://binnyva.blogspot.com/2005/10/dump-function-javascript-equivalent-of.html
 	 */
-	"varDump":function(arr,level) {
+	"varDump":function(arr,level,maxLevel) {
 		var dumped_text = "";
 		if (!level){
 			level = 0;
 		}
+
+		if (!maxLevel) {
+			maxLevel = 4;
+		}
 		
 		// The padding given at the beginning of the line.
 		var level_padding = "";
 		for (var j=0;j<level+1;j++){
 			level_padding += "    ";
 		}
+
+		if (level > maxLevel){
+			return dumped_text + level_padding + "...\n";
+		}
 		
 		if (typeof(arr) == 'object') { // Array/Hashes/Objects
 			for (var item in arr) {
@@ -1032,7 +1040,7 @@ Zotero.Utilities = {
 				
 				if (typeof(value) == 'object') { // If it is an array,
 					dumped_text += level_padding + "'" + item + "' ...\n";
-					dumped_text += arguments.callee(value,level+1);
+					dumped_text += arguments.callee(value,level+1,maxLevel);
 				}
 				else {
 					if (typeof value == 'function'){