Fix for Enum types (DNET-985).

cincuranet · cincuranet · commit f06ed98800d4 · 2020-12-04T18:47:26.000+01:00
diff --git a/Provider/src/FirebirdSql.Data.FirebirdClient/Common/TypeHelper.cs b/Provider/src/FirebirdSql.Data.FirebirdClient/Common/TypeHelper.cs
@@ -400,7 +400,11 @@ public static FbDbType GetFbDataTypeFromType(Type type)
 				return GetFbDataTypeFromType(Enum.GetUnderlyingType(type));
 			}
 
-			if (type == typeof(System.String) || type == typeof(System.DBNull))
+			if (type == typeof(System.DBNull))
+			{
+				return FbDbType.VarChar;
+			}
+			if (type == typeof(System.String))
 			{
 				return FbDbType.VarChar;
 			}

Original file line number	Diff line number	Diff line change
`@@ -400,7 +400,11 @@ public static FbDbType GetFbDataTypeFromType(Type type)`
`400`	`400`	`return GetFbDataTypeFromType(Enum.GetUnderlyingType(type));`
`401`	`401`	`}`
`402`	`402`
`403`		`- if (type == typeof(System.String) \|\| type == typeof(System.DBNull))`
	`403`	`+ if (type == typeof(System.DBNull))`
	`404`	`+ {`
	`405`	`+ return FbDbType.VarChar;`
	`406`	`+ }`
	`407`	`+ if (type == typeof(System.String))`
`404`	`408`	`{`
`405`	`409`	`return FbDbType.VarChar;`
`406`	`410`	`}`