From 80341cb9badd952fdc80094df4123629313b4cc4 Mon Sep 17 00:00:00 2001
From: Misko Hevery
Date: Wed, 1 May 2013 20:55:25 -0400
Subject: feat(injector): add has method for querying

Closes #2556
---
 src/auto/injector.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/auto')

diff --git a/src/auto/injector.js b/src/auto/injector.js
index b2795693..6b2865ef 100644
--- a/src/auto/injector.js
+++ b/src/auto/injector.js
@@ -597,7 +597,10 @@ function createInjector(modulesToLoad) {
       invoke: invoke,
       instantiate: instantiate,
       get: getService,
-      annotate: annotate
+      annotate: annotate,
+      has: function(name) {
+        return providerCache.hasOwnProperty(name + providerSuffix) || cache.hasOwnProperty(name);
+      }
     };
   }
 }
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