From b204006105e556be07121abd52e5cf0da3d3d8ae Mon Sep 17 00:00:00 2001
From: Nathan Rajlich <nathan@tootallnate.net>
Date: Tue, 29 Nov 2011 18:21:10 -0800
Subject: [PATCH] util: ensure that the .inspect function isn't the one being
 executed

Fixes #2225.
---
 lib/util.js                      | 2 +-
 test/simple/test-util-inspect.js | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/util.js b/lib/util.js
index aafc0edf325..b00da2de9d0 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -155,7 +155,7 @@ function formatValue(ctx, value, recurseTimes) {
   // Check that value is an object with an inspect function on it
   if (value && typeof value.inspect === 'function' &&
       // Filter out the util module, it's inspect function is special
-      value !== exports &&
+      value.inspect !== exports.inspect &&
       // Also filter out any prototype objects using the circular check.
       !(value.constructor && value.constructor.prototype === value)) {
     return value.inspect(recurseTimes);
diff --git a/test/simple/test-util-inspect.js b/test/simple/test-util-inspect.js
index 68fea328cc9..c7a64f63906 100644
--- a/test/simple/test-util-inspect.js
+++ b/test/simple/test-util-inspect.js
@@ -75,3 +75,7 @@ assert.doesNotThrow(function () {
   r.toString = null;
   util.inspect(r);
 });
+
+// GH-2225
+var x = { inspect: util.inspect };
+assert.ok(util.inspect(x).indexOf('inspect') != -1);