From 5d6cd00ec068746c3092f97c56796a754d0f81a1 Mon Sep 17 00:00:00 2001
From: Veselin Todorov <veselin@veselin.bg>
Date: Sat, 25 Feb 2012 20:25:32 +0200
Subject: [PATCH] Fix type of actual checks.

---
 lib/assertion.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/assertion.js b/lib/assertion.js
index 921ab32..899d860 100644
--- a/lib/assertion.js
+++ b/lib/assertion.js
@@ -47,6 +47,7 @@
 
 var AssertionError = require('./error')
   , eql = require('./utils/eql')
+  , toString = Object.prototype.toString
   , inspect = require('./utils/inspect');
 
 /*!
@@ -72,6 +73,7 @@ function Assertion (obj, msg, stack) {
 
 /*!
   * ## Assertion.includeStack
+  * , toString = Object.prototype.toString 
   *
   * User configurable property, influences whether stack trace
   * is included in Assertion error message. Default of false
@@ -535,8 +537,10 @@ Assertion.prototype.within = function (start, finish) {
  */
 
 Assertion.prototype.a = function (type) {
+  var klass = type.charAt(0).toUpperCase() + type.slice(1);
+
   this.assert(
-      type == typeof this.obj
+      '[object ' + klass + ']' === toString.call(this.obj)
     , 'expected ' + this.inspect + ' to be a ' + type
     , 'expected ' + this.inspect + ' not to be a ' + type);