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LibWeb/IDB: Implement IDBIndex::getKey

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This commit is contained in:
stelar7
2025-05-13 22:21:57 +02:00
committed by Jelle Raaijmakers
parent e74e571b56
commit 47450bc15c
Notes: github-actions[bot] 2025-05-14 15:19:29 +00:00 
Author: https://github.com/stelar7
Commit: https://github.com/LadybirdBrowser/ladybird/commit/47450bc15c3
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/4727
Reviewed-by: https://github.com/gmta ✅
Reviewed-by: https://github.com/shannonbooth
5 changed files with 48 additions and 1 deletions
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14
Libraries/LibWeb/IndexedDB/Internal/Algorithms.cpp
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@@ -1946,4 +1946,18 @@ JS::Value retrieve_a_referenced_value_from_an_index(JS::Realm& realm, GC::Ref<In
return MUST(HTML::structured_deserialize(realm.vm(), serialized, realm));
}
// https://w3c.github.io/IndexedDB/#retrieve-a-value-from-an-index
JS::Value retrieve_a_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. Return the result of converting a key to a value with record’s value.
return convert_a_key_to_a_value(realm, record->value);
}
}