Fix handling of Errors in Chrome

1 files changed, 6 insertions, 4 deletions

diff --git a/lib/handlebars/utils.js b/lib/handlebars/utils.js
index b53c9ef..3bc7e9b 100644
--- a/lib/handlebars/utils.js
+++ b/lib/handlebars/utils.js
@@ -1,14 +1,16 @@
 var Handlebars = require("./base");
 
 // BEGIN(BROWSER)
+
+var errorProps = ['description', 'fileName', 'lineNumber', 'message', 'name', 'number', 'stack'];
+
 Handlebars.Exception = function(message) {
   var tmp = Error.prototype.constructor.apply(this, arguments);
 
-  for (var p in tmp) {
-    if (tmp.hasOwnProperty(p)) { this[p] = tmp[p]; }
+  // Unfortunately errors are not enumerable in Chrome (at least), so `for prop in tmp` doesn't work.
+  for (var idx = 0; idx < errorProps.length; idx++) {
+    this[errorProps[idx]] = tmp[errorProps[idx]];
   }
-
-  this.message = tmp.message;
 };
 Handlebars.Exception.prototype = new Error();