allow storing null in redis

Author: samsonjs

lib/nconf/stores/redis.js

@@ -151,7 +151,7 @@ Redis.prototype.set = function (key, value, callback) {
 
     var fullKey = nconf.key(self.namespace, key);
 
-    if (!Array.isArray(value) && typeof value === 'object') {
+    if (!Array.isArray(value) && value !== null && typeof value === 'object') {
       //
       // If the value is an `Object` (and not an `Array`) then
       // nest into the value and set the child keys appropriately.

test/redis-store-test.js

@@ -37,6 +37,14 @@ vows.describe('nconf/stores/redis').addBatch({
         "should respond without an error": function (err, ok) {
           assert.isNull(err);
         }
+      },
+      "with null": {
+        topic: function (store) {
+          store.set('falsy:object', null, this.callback);
+        },
+        "should respond without an error": function(err, ok) {
+          assert.isNull(err);
+        }
       }
     }
   }
@@ -75,6 +83,14 @@ vows.describe('nconf/stores/redis').addBatch({
         "should respond with the correct value": function (err, value) {
           assert.deepEqual(value, data.obj.auth);
         }
+      },
+      "with null": {
+        topic: function(store) {
+          store.get('falsy:object', this.callback);
+        },
+        "should respond with the correct value": function(err, value) {
+          assert.equal(value, null);
+        }
       }
     }
   }