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LibWeb/IDB: Implement IDBIndex::get

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stelar7
2025-05-13 22:18:14 +02:00
committed by Jelle Raaijmakers
parent 73fa567e7a
commit e74e571b56
Notes: github-actions[bot] 2025-05-14 15:19:35 +00:00 
Author: https://github.com/stelar7
Commit: https://github.com/LadybirdBrowser/ladybird/commit/e74e571b561
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/4727
Reviewed-by: https://github.com/gmta ✅
Reviewed-by: https://github.com/shannonbooth
7 changed files with 62 additions and 3 deletions
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17
Libraries/LibWeb/IndexedDB/Internal/Algorithms.cpp
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@@ -1929,4 +1929,21 @@ GC::Ref<JS::Array> retrieve_multiple_keys_from_an_object_store(JS::Realm& realm,
return list;
}
// https://w3c.github.io/IndexedDB/#retrieve-a-referenced-value-from-an-index
JS::Value retrieve_a_referenced_value_from_an_index(JS::Realm& realm, GC::Ref<Index> index, GC::Ref<IDBKeyRange> range)
{
// 1. Let record be the first record in index’s list of records whose key is in range, if any.
auto record = index->first_in_range(range);
// 2. If record was not found, return undefined.
if (!record.has_value())
return JS::js_undefined();
// 3. Let serialized be record’s referenced value.
auto serialized = index->referenced_value(*record);
// 4. Return ! StructuredDeserialize(serialized, targetRealm).
return MUST(HTML::structured_deserialize(realm.vm(), serialized, realm));
}
}