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authorVincent Ambo <mail@tazj.in>2022-09-01T21·13+0300
committertazjin <tazjin@tvl.su>2022-09-08T07·59+0000
commit0a13d267f0aa0ab1c70b6ac0e0ee8a44071b3d40 (patch)
tree5046a5c137b76b917e5c56379a7ba6a152b47e8c /tvix/eval/src/errors.rs
parent377ba19d75a0354c51d73dd38c4a29feefcc68e4 (diff)
fix(tvix/eval): thread thunk forcing errors through correctly r/4742
With this, if an error occurs while forcing a thunk (which is very
likely) it is threaded through to the top by wrapping it in the
ErrorKind::ThunkForce variant.

We could use this to generate "stacktrace-like" error output if we
wanted, or simply jump through and discard everything except the
innermost error.

Change-Id: I3c1c8708c2f73ae062815adf490ce935b1979da8
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6409
Reviewed-by: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI
Diffstat (limited to 'tvix/eval/src/errors.rs')
-rw-r--r--tvix/eval/src/errors.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/tvix/eval/src/errors.rs b/tvix/eval/src/errors.rs
index 59142f2efe..5f1a24b54b 100644
--- a/tvix/eval/src/errors.rs
+++ b/tvix/eval/src/errors.rs
@@ -48,6 +48,10 @@ pub enum ErrorKind {
     // These are user-generated errors through builtins.
     Throw(String),
     Abort(String),
+
+    // An error occured while forcing a thunk, and needs to be chained
+    // up.
+    ThunkForce(Box<Error>),
 }
 
 #[derive(Clone, Debug)]