fix(serde_v8): no panic on reading large text file (#15494)

Co-authored-by: Nayeem Rahman <nayeemrmn99@gmail.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/core/runtime.rs b/core/runtime.rs
index 47777099c..d640e3e04 100644
--- a/core/runtime.rs
+++ b/core/runtime.rs
@@ -1946,7 +1946,12 @@ impl JsRuntime {
 
       for (promise_id, mut resp) in results.into_iter() {
         args.push(v8::Integer::new(scope, promise_id).into());
-        args.push(resp.to_v8(scope).unwrap());
+        args.push(match resp.to_v8(scope) {
+          Ok(v) => v,
+          Err(e) => OpResult::Err(OpError::new(&|_| "TypeError", e.into()))
+            .to_v8(scope)
+            .unwrap(),
+        });
       }
 
       let tc_scope = &mut v8::TryCatch::new(scope);