Proper check as in other handles

cincuranet · cincuranet · commit 68510aa24288 · 2021-02-16T12:55:04.000+01:00
diff --git a/Provider/src/FirebirdSql.Data.FirebirdClient/Client/Native/Handle/BlobHandle.cs b/Provider/src/FirebirdSql.Data.FirebirdClient/Client/Native/Handle/BlobHandle.cs
@@ -16,6 +16,7 @@
 //$Authors = Hennadii Zabula
 
 using System;
+using System.Diagnostics.Contracts;
 using FirebirdSql.Data.Common;
 
 namespace FirebirdSql.Data.Client.Native.Handle
@@ -25,6 +26,8 @@ public class BlobHandle : FirebirdHandle
 	{
 		protected override bool ReleaseHandle()
 		{
+			Contract.Requires(FbClient != null);
+
 			if (IsClosed)
 			{
 				return true;

Original file line number	Diff line number	Diff line change
`@@ -16,6 +16,7 @@`
`16`	`16`	`//$Authors = Hennadii Zabula`
`17`	`17`
`18`	`18`	`using System;`
	`19`	`+using System.Diagnostics.Contracts;`
`19`	`20`	`using FirebirdSql.Data.Common;`
`20`	`21`
`21`	`22`	`namespace FirebirdSql.Data.Client.Native.Handle`
`@@ -25,6 +26,8 @@ public class BlobHandle : FirebirdHandle`
`25`	`26`	`{`
`26`	`27`	`protected override bool ReleaseHandle()`
`27`	`28`	`{`
	`29`	`+ Contract.Requires(FbClient != null);`
	`30`	`+`
`28`	`31`	`if (IsClosed)`
`29`	`32`	`{`
`30`	`33`	`return true;`