Move SNIErrorDetails to netcore file

Author: MichelZ

src/Microsoft.Data.SqlClient/netcore/src/Microsoft/Data/SqlClient/TdsParser.cs

@@ -25,18 +25,6 @@
 
 namespace Microsoft.Data.SqlClient
 {
-
-    internal struct SNIErrorDetails
-    {
-        public string errorMessage;
-        public uint nativeError;
-        public uint sniErrorNumber;
-        public int provider;
-        public uint lineNumber;
-        public string function;
-        public Exception exception;
-    }
-
     // The TdsParser Object controls reading/writing to the netlib, parsing the tds,
     // and surfacing objects to the user.
     internal sealed partial class TdsParser
@@ -1926,8 +1914,6 @@ internal void PrepareResetConnection(bool preserveTransaction)
             _fPreserveTransaction = preserveTransaction;
         }
 
-
-
         internal bool Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)
         {
             bool syncOverAsync = stateObj._syncOverAsync;

src/Microsoft.Data.SqlClient/netcore/src/Microsoft/Data/SqlClient/TdsParser.netcore.cs

@@ -10,6 +10,17 @@ namespace Microsoft.Data.SqlClient
 {
     internal sealed partial class TdsParser
     {
+        internal struct SNIErrorDetails
+        {
+            public string errorMessage;
+            public uint nativeError;
+            public uint sniErrorNumber;
+            public int provider;
+            public uint lineNumber;
+            public string function;
+            public Exception exception;
+        }
+
         internal struct ReliabilitySection
         {
             /// <summary>