tiny api change

Dapper/SqlMapper.cs

@@ -966,12 +966,9 @@ namespace Dapper
             }
         }
 
-        public object this[string name]
+        public T Get<T>(string name)
         {
-            get
-            {
-                return parameters[name].AttachedParam.Value;
-            }
+            return (T)parameters[name].AttachedParam.Value;
         }
 
         public IEnumerator GetEnumerator()

Tests/Tests.cs

@@ -496,20 +496,15 @@ Order by p.Id";
             connection.Query<TestEnumClass>("select cast(1 as tinyint) as [EnumEnum]");
         }
 
-       
-       
-
         public void TestSupportForParamDictionary()
         {
-
-
             var p = new DynamicParameters();
             p.Add("@name", "bob");
             p.Add("@age", dbType: DbType.Int32, direction: ParameterDirection.Output);
                     
             connection.Query<string>("set @age = 11 select @name", p).First().IsEqualTo("bob");
 
-            ((int)p["@age"]).IsEqualTo(11);
+            p.Get<int>("@age").IsEqualTo(11);
         }
 
         /* TODO: