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LibWeb/IDB: Implement extract_a_key_from_a_value_using_a_key_path

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stelar7 2025-04-11 10:47:08 +02:00
parent 75fa32d597
commit fa838b8dcb
2 changed files with 15 additions and 0 deletions
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14
Libraries/LibWeb/IndexedDB/Internal/Algorithms.cpp
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@ -976,4 +976,18 @@ WebIDL::ExceptionOr<ErrorOr<JS::Value>> evaluate_key_path_on_a_value(JS::Realm&
return value;
}
// https://w3c.github.io/IndexedDB/#extract-a-key-from-a-value-using-a-key-path
WebIDL::ExceptionOr<ErrorOr<GC::Ref<Key>>> extract_a_key_from_a_value_using_a_key_path(JS::Realm& realm, JS::Value value, KeyPath const& key_path, bool multi_entry)
{
// 1. Let r be the result of evaluating a key path on a value with value and keyPath. Rethrow any exceptions.
// 2. If r is failure, return failure.
auto r = TRY(TRY(evaluate_key_path_on_a_value(realm, value, key_path)));
// 3. Let key be the result of converting a value to a key with r if the multiEntry flag is false,
// and the result of converting a value to a multiEntry key with r otherwise. Rethrow any exceptions.
// 4. If key is invalid, return invalid.
// 5. Return key.
return multi_entry ? TRY(convert_a_value_to_a_multi_entry_key(realm, r)) : TRY(convert_a_value_to_a_key(realm, r));
}
}

1
Libraries/LibWeb/IndexedDB/Internal/Algorithms.h
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@ -31,5 +31,6 @@ void commit_a_transaction(JS::Realm&, GC::Ref<IDBTransaction>);
WebIDL::ExceptionOr<JS::Value> clone_in_realm(JS::Realm&, JS::Value, GC::Ref<IDBTransaction>);
WebIDL::ExceptionOr<ErrorOr<GC::Ref<Key>>> convert_a_value_to_a_multi_entry_key(JS::Realm&, JS::Value);
WebIDL::ExceptionOr<ErrorOr<JS::Value>> evaluate_key_path_on_a_value(JS::Realm&, JS::Value, KeyPath const&);
WebIDL::ExceptionOr<ErrorOr<GC::Ref<Key>>> extract_a_key_from_a_value_using_a_key_path(JS::Realm&, JS::Value, KeyPath const&, bool = false);
}