diff options
Diffstat (limited to 'deps/v8/src/scopeinfo.cc')
| -rw-r--r-- | deps/v8/src/scopeinfo.cc | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/deps/v8/src/scopeinfo.cc b/deps/v8/src/scopeinfo.cc index 598c5e669b..b9cb6f3ba5 100644 --- a/deps/v8/src/scopeinfo.cc +++ b/deps/v8/src/scopeinfo.cc @@ -380,13 +380,14 @@ bool ScopeInfo::CopyContextLocalsToScopeObject(Handle<ScopeInfo> scope_info, for (int i = 0; i < local_count; ++i) { if (scope_info->LocalIsSynthetic(first_context_var + i)) continue; int context_index = Context::MIN_CONTEXT_SLOTS + i; + Handle<Object> value = Handle<Object>(context->get(context_index), isolate); + // Do not reflect variables under TDZ in scope object. + if (value->IsTheHole()) continue; RETURN_ON_EXCEPTION_VALUE( - isolate, - Runtime::DefineObjectProperty( - scope_object, - Handle<String>(String::cast(scope_info->get(i + start))), - Handle<Object>(context->get(context_index), isolate), - ::NONE), + isolate, Runtime::DefineObjectProperty( + scope_object, + Handle<String>(String::cast(scope_info->get(i + start))), + value, ::NONE), false); } return true; |