1 files changed, 1 insertions, 1 deletions
diff --git a/matrix-lang/src/parse.rs b/matrix-lang/src/parse.rs
index c476650..04f09ee 100644
--- a/matrix-lang/src/parse.rs
+++ b/matrix-lang/src/parse.rs
@@ -169,7 +169,7 @@ impl Parser {
             };
         }
         if parts.len() == 1 {
-            Ok((E::List(parts.pop().unwrap()), pos).into())
+            Ok((E::List(parts.pop().expect("bypassed vec length")), pos).into())
         } else {
             let codomain = parts.len();
             let domain = parts[0].len();