upd

lib/src/client_configuration.dart

@@ -1,18 +1,43 @@
 import 'dart:js_interop';
+import 'dart:js_util';
 
+import 'package:deno_postgres_interop/src/connection_options.dart';
+import 'package:deno_postgres_interop/src/tls_options.dart';
 import 'package:deno_postgres_interop/src/transport.dart';
 
 /// [[email protected]/ClientConfiguration](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration).
 @JS()
 class ClientConfiguration {
+  /// [[email protected]/ClientConfiguration/applicationName](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_applicationName).
   external String get applicationName;
-  // external ConnectionOptions get connection;
+
+  /// [[email protected]/ClientConfiguration/connection](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_connection).
+  external ConnectionOptions get connection;
+
+  /// [[email protected]/ClientConfiguration/database](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_database).
   external String get database;
+
+  /// [[email protected]/ClientConfiguration/hostname](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_hostname).
   external String get hostname;
-  external Transport get host_type;
+
+  /// [[email protected]/ClientConfiguration/options](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_options).
   // external Record<String, String> get options;
+
+  /// [[email protected]/ClientConfiguration/password](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_password).
   external String? get password;
+
+  /// [[email protected]/ClientConfiguration/port](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_port).
   external int get port;
-  // external TLSOptions get tls;
+
+  /// [[email protected]/ClientConfiguration/tls](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_tls).
+  external TLSOptions get tls;
+
+  /// [[email protected]/ClientConfiguration/user](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_user).
   external String get user;
 }
+
+/// [[email protected]/ClientConfiguration](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration).
+extension ClientConfigurationProps on ClientConfiguration {
+  /// [[email protected]/ClientConfiguration/host_type](https://deno.land/x/[email protected]/connection/connection_params.ts?s=ClientConfiguration#prop_host_type).
+  Transport get hostType => getProperty(this, 'host_type');
+}

lib/src/connection_options.dart

@@ -0,0 +1 @@
+class ConnectionOptions {}

lib/src/tls_options.dart

@@ -0,0 +1 @@
+class TLSOptions {}