fix(tvix/eval): fix b/281 by adding Value::Catchable

This commit makes catchable errors a variant of Value.

The main downside of this approach is that we lose the ability to
use Rust's `?` syntax for propagating catchable errors.

Change-Id: Ibe89438d8a70dcec29e016df692b5bf88a5cad13
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9289
Reviewed-by: tazjin <tazjin@tvl.su>
Autosubmit: Adam Joseph <adam@westernsemico.com>
Tested-by: BuildkiteCI
This commit is contained in:
Adam Joseph 2023-09-09 22:02:56 -07:00 committed by clbot
parent 926459ce69
commit 05f42519b5
16 changed files with 320 additions and 247 deletions

View file

@ -109,6 +109,7 @@ impl<'de> de::Deserializer<'de> for NixDeserializer {
| Value::DeferredUpvalue(_)
| Value::UnresolvedPath(_)
| Value::Json(_)
| Value::Catchable(_)
| Value::FinaliseRequest(_) => Err(Error::Unserializable {
value_type: self.value.type_of(),
}),