Shorter code.

cincuranet · cincuranet · commit 0d41c2a2ed2b · 2019-07-15T12:08:49.000+02:00
diff --git a/Provider/src/FirebirdSql.Data.FirebirdClient/Services/FbService.cs b/Provider/src/FirebirdSql.Data.FirebirdClient/Services/FbService.cs
@@ -81,8 +81,7 @@ private ServiceParameterBuffer BuildSpb()
 			var spb = new ServiceParameterBuffer();
 			spb.Append(IscCodes.isc_spb_version);
 			spb.Append(IscCodes.isc_spb_current_version);
-			var gdsSvc = _svc as Client.Managed.Version10.GdsServiceManager;
-			if (gdsSvc?.AuthData != null)
+			if (_svc is Client.Managed.Version10.GdsServiceManager gdsSvc && gdsSvc.AuthData != null)
 			{
 				spb.Append((byte)IscCodes.isc_spb_specific_auth_data, gdsSvc.AuthData);
 			}

Original file line number	Diff line number	Diff line change
`@@ -81,8 +81,7 @@ private ServiceParameterBuffer BuildSpb()`
`81`	`81`	`var spb = new ServiceParameterBuffer();`
`82`	`82`	`spb.Append(IscCodes.isc_spb_version);`
`83`	`83`	`spb.Append(IscCodes.isc_spb_current_version);`
`84`		`- var gdsSvc = _svc as Client.Managed.Version10.GdsServiceManager;`
`85`		`- if (gdsSvc?.AuthData != null)`
	`84`	`+ if (_svc is Client.Managed.Version10.GdsServiceManager gdsSvc && gdsSvc.AuthData != null)`
`86`	`85`	`{`
`87`	`86`	`spb.Append((byte)IscCodes.isc_spb_specific_auth_data, gdsSvc.AuthData);`
`88`	`87`	`}`