From a9261144ff1322a4d25ffaeefe1452245cc641b3 Mon Sep 17 00:00:00 2001
From: Nathan Rajlich <nathan@tootallnate.net>
Date: Fri, 16 Mar 2012 14:54:37 -0700
Subject: [PATCH] debug: add an `enabled` flag to the returned debug function

So that you can do things conditionally if debug mode is enabled.

Closes #11.
---
 lib/debug.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/lib/debug.js b/lib/debug.js
index 1be8b66..1383f5f 100644
--- a/lib/debug.js
+++ b/lib/debug.js
@@ -105,17 +105,20 @@ function humanize(ms) {
  */
 
 function debug(name) {
+  function disabled(){}
+  disabled.enabled = false;
+
   var match = skips.some(function(re){
     return re.test(name);
   });
 
-  if (match) return function(){};
+  if (match) return disabled;
 
   match = names.some(function(re){
     return re.test(name);
   });
 
-  if (!match) return function(){};
+  if (!match) return disabled;
   var c = color();
 
   function colored(fmt) {
@@ -137,6 +140,8 @@ function debug(name) {
     console.error.apply(this, arguments);
   }
 
+  colored.enabled = plain.enabled = true;
+
   return isatty
     ? colored
     : plain;