Merge pull request #256 from Plasma/fix-npgsql-v5-compile-error

Fix compilation error building Npgsql 5 package

Author: frankhommers

src/Hangfire.PostgreSql/Hangfire.PostgreSql.csproj

@@ -50,6 +50,8 @@
   <Choose>
     <When Condition="'$(NpgsqlVersion)' == '5'">
       <PropertyGroup>
+        <!--For pre-processor directive use in source code -->
+        <DefineConstants>USING_NPGSQL_VERSION_5</DefineConstants>
         <PackageId>Hangfire.PostgreSql.Npgsql5</PackageId>
       </PropertyGroup>
       <ItemGroup>

src/Hangfire.PostgreSql/PostgreSqlStorage.cs

@@ -225,7 +225,13 @@ internal NpgsqlConnection CreateAndOpenConnection()
 
         if (!Options.EnableTransactionScopeEnlistment)
         {
-          if (connection.Settings.Enlist)
+          NpgsqlConnectionStringBuilder connectionStringBuilder;
+#if !USING_NPGSQL_VERSION_5
+          connectionStringBuilder = connection.Settings;
+#else
+          connectionStringBuilder = new(connection.ConnectionString);
+#endif
+          if (connectionStringBuilder.Enlist)
           {
             throw new ArgumentException(
               $"TransactionScope enlistment must be enabled by setting {nameof(PostgreSqlStorageOptions)}.{nameof(Options.EnableTransactionScopeEnlistment)} to `true`.");