fix(tvix/eval): propagate catchables through builtins.splitVersion r/7196

This fixes our implementation of builtins.splitVersion so it
propagates catchables like cppnix does.

Change-Id: Id5d83ea76229f8c8f202aa42353cb609e67de43f
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10305
Autosubmit: Adam Joseph <adam@westernsemico.com>
Tested-by: BuildkiteCI
Reviewed-by: tazjin <tazjin@tvl.su>

1 files changed, 3 insertions, 0 deletions

diff --git a/tvix/eval/src/builtins/mod.rs b/tvix/eval/src/builtins/mod.rs
index b7649e7995ed..d85d6567ea8a 100644
--- a/tvix/eval/src/builtins/mod.rs
+++ b/tvix/eval/src/builtins/mod.rs
@@ -931,6 +931,9 @@ mod pure_builtins {
 
     #[builtin("splitVersion")]
     async fn builtin_split_version(co: GenCo, s: Value) -> Result<Value, ErrorKind> {
+        if s.is_catchable() {
+            return Ok(s);
+        }
         let s = s.to_str()?;
         let s = VersionPartsIter::new(s.as_str());