diff options
Diffstat (limited to 'deps/v8/src/keys.cc')
| -rw-r--r-- | deps/v8/src/keys.cc | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/deps/v8/src/keys.cc b/deps/v8/src/keys.cc index 638c83f427..7af093744e 100644 --- a/deps/v8/src/keys.cc +++ b/deps/v8/src/keys.cc @@ -6,7 +6,7 @@ #include "src/api-arguments-inl.h" #include "src/elements.h" -#include "src/factory.h" +#include "src/heap/factory.h" #include "src/identity-map.h" #include "src/isolate-inl.h" #include "src/objects-inl.h" @@ -660,6 +660,16 @@ Maybe<bool> KeyAccumulator::CollectOwnPropertyNames(Handle<JSReceiver> receiver, enum_keys = GetOwnEnumPropertyDictionaryKeys( isolate_, mode_, this, object, object->property_dictionary()); } + if (object->IsJSModuleNamespace()) { + // Simulate [[GetOwnProperty]] for establishing enumerability, which + // throws for uninitialized exports. + for (int i = 0, n = enum_keys->length(); i < n; ++i) { + Handle<String> key(String::cast(enum_keys->get(i)), isolate_); + if (Handle<JSModuleNamespace>::cast(object)->GetExport(key).is_null()) { + return Nothing<bool>(); + } + } + } AddKeys(enum_keys, DO_NOT_CONVERT); } else { if (object->HasFastProperties()) { |