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Avoid following the prototype chain.

master
Fedor 2019-11-12 08:44:38 +03:00
parent 1ee2da9da3
commit e3e92c70f4
1 changed files with 20 additions and 3 deletions
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23
dom/indexedDB/IDBObjectStore.cpp
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@ -1114,7 +1114,7 @@ IDBObjectStore::AppendIndexUpdateInfo(
}
bool isArray;
if (!JS_IsArrayObject(aCx, val, &isArray)) {
if (NS_WARN_IF(!JS_IsArrayObject(aCx, val, &isArray))) {
IDB_REPORT_INTERNAL_ERR();
return NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR;
}
@ -1127,8 +1127,25 @@ IDBObjectStore::AppendIndexUpdateInfo(
}
for (uint32_t arrayIndex = 0; arrayIndex < arrayLength; arrayIndex++) {
JS::Rooted<JS::Value> arrayItem(aCx);
if (NS_WARN_IF(!JS_GetOwnElement(aCx, array, arrayIndex, &arrayItem))) {
JS::RootedId indexId(aCx);
if (NS_WARN_IF(!JS_IndexToId(aCx, arrayIndex, &indexId))) {
IDB_REPORT_INTERNAL_ERR();
return NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR;
}
bool hasOwnProperty;
if (NS_WARN_IF(
!JS_HasOwnPropertyById(aCx, array, indexId, &hasOwnProperty))) {
IDB_REPORT_INTERNAL_ERR();
return NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR;
}
if (!hasOwnProperty) {
continue;
}
JS::RootedValue arrayItem(aCx);
if (NS_WARN_IF(!JS_GetPropertyById(aCx, array, indexId, &arrayItem))) {
IDB_REPORT_INTERNAL_ERR();
return NS_ERROR_DOM_INDEXEDDB_UNKNOWN_ERR;
}