more support

Author: mschuwalow

src/rust/client_gen.rs

@@ -851,6 +851,9 @@ fn make_part(param: &Param) -> RustResult {
         } else if param.tpe == DataType::String {
             Ok(indent() + r#"form = form.part(""# + &param.original_name + r#"", "# + part_type + "::text(" + &param.name + r#".to_string()).mime_str("text/plain; charset=utf-8")?);"#)
         }
+        else if param.tpe == DataType::Int(IntFormat::U64) {
+            Ok(indent() + r#"form = form.part(""# + &param.original_name + r#"", "# + part_type + "::text(" + &param.name + r#".to_string()).mime_str("text/plain; charset=utf-8")?);"#)
+        }
         else if let DataType::Model(_) = param.tpe {
             Ok(indent() + r#"form = form.part(""# + &param.original_name + r#"", "# + part_type + "::text(crate::model::MultipartField::to_multipart_field(" + &param.name + r#")).mime_str(crate::model::MultipartField::mime_type("# + &param.name + r#"))?);"#)
         } else {