Add new Exec overloads that doesn't dispose of the dbCmd so it can be used on the call-site

Author: mythz

src/ServiceStack.OrmLite.SqlServerTests/CustomSqlTests.cs

@@ -72,6 +72,9 @@ public void Can_execute_stored_procedure_using_SqlProc_with_out_params()
                 db.ExecuteSql(CreateProcedureSql);
 
                 var cmd = db.SqlProc("spSearchLetters", new { pLetter = "C" });
+
+                Assert.That(((OrmLiteCommand)cmd).IsDisposed, Is.False);
+
                 var pTotal = cmd.AddParam("pTotal", direction: ParameterDirection.Output);
                 var results = cmd.ConvertToList<LetterFrequency>();
 

src/ServiceStack.OrmLite/OrmLiteExecFilter.cs

@@ -11,7 +11,9 @@ public interface IOrmLiteExecFilter
         IDbCommand CreateCommand(IDbConnection dbConn);
         void DisposeCommand(IDbCommand dbCmd, IDbConnection dbConn);
         T Exec<T>(IDbConnection dbConn, Func<IDbCommand, T> filter);
+        IDbCommand Exec(IDbConnection dbConn, Func<IDbCommand, IDbCommand> filter);
         Task<T> Exec<T>(IDbConnection dbConn, Func<IDbCommand, Task<T>> filter);
+        Task<IDbCommand> Exec(IDbConnection dbConn, Func<IDbCommand, Task<IDbCommand>> filter);
         void Exec(IDbConnection dbConn, Action<IDbCommand> filter);
         Task Exec(IDbConnection dbConn, Func<IDbCommand, Task> filter);
         IEnumerable<T> ExecLazy<T>(IDbConnection dbConn, Func<IDbCommand, IEnumerable<T>> filter);
@@ -65,6 +67,17 @@ public virtual T Exec<T>(IDbConnection dbConn, Func<IDbCommand, T> filter)
             }
         }
 
+        public IDbCommand Exec(IDbConnection dbConn, Func<IDbCommand, IDbCommand> filter)
+        {
+            var dbCmd = CreateCommand(dbConn);
+            var ret = filter(dbCmd);
+            if (dbCmd != null)
+            {
+                dbConn.SetLastCommandText(dbCmd.CommandText);
+            }
+            return ret;
+        }
+
         public virtual void Exec(IDbConnection dbConn, Action<IDbCommand> filter)
         {
             var dbCmd = CreateCommand(dbConn);
@@ -90,6 +103,13 @@ public virtual Task<T> Exec<T>(IDbConnection dbConn, Func<IDbCommand, Task<T>> f
                 });
         }
 
+        public Task<IDbCommand> Exec(IDbConnection dbConn, Func<IDbCommand, Task<IDbCommand>> filter)
+        {
+            var dbCmd = CreateCommand(dbConn);
+
+            return filter(dbCmd).Then(t => t);
+        }
+
         public virtual Task Exec(IDbConnection dbConn, Func<IDbCommand, Task> filter)
         {
             var dbCmd = CreateCommand(dbConn);

src/ServiceStack.OrmLite/OrmLiteReadExpressionsApi.cs

@@ -33,6 +33,17 @@ public static IEnumerable<T> ExecLazy<T>(this IDbConnection dbConn, Func<IDbComm
             return OrmLiteConfig.ExecFilter.ExecLazy(dbConn, filter);
         }
 
+        public static IDbCommand Exec(this IDbConnection dbConn, Func<IDbCommand, IDbCommand> filter)
+        {
+            return OrmLiteConfig.ExecFilter.Exec(dbConn, filter);
+        }
+
+        public static Task<IDbCommand> Exec(this IDbConnection dbConn, Func<IDbCommand, Task<IDbCommand>> filter)
+        {
+            return OrmLiteConfig.ExecFilter.Exec(dbConn, filter);
+        }
+
+
         /// <summary>
         /// Create a new SqlExpression builder allowing typed LINQ-like queries.
         /// </summary>

tests/ServiceStack.OrmLite.Tests/MultipleConnectionIdTests.cs

@@ -156,6 +156,12 @@ public T Exec<T>(IDbConnection dbConn, Func<IDbCommand, T> filter)
                 }
             }
 
+            public IDbCommand Exec(IDbConnection dbConn, Func<IDbCommand, IDbCommand> filter)
+            {
+                var cmd = CreateCommand(dbConn);
+                return filter(cmd);
+            }
+
             public async Task<T> Exec<T>(IDbConnection dbConn, Func<IDbCommand, Task<T>> filter)
             {
                 var cmd = CreateCommand(dbConn);
@@ -169,6 +175,12 @@ public async Task<T> Exec<T>(IDbConnection dbConn, Func<IDbCommand, Task<T>> fil
                 }
             }
 
+            public async Task<IDbCommand> Exec(IDbConnection dbConn, Func<IDbCommand, Task<IDbCommand>> filter)
+            {
+                var cmd = CreateCommand(dbConn);
+                return await filter(cmd);
+            }
+
             public void Exec(IDbConnection dbConn, Action<IDbCommand> filter)
             {
                 var cmd = CreateCommand(dbConn);