Method GetOrCreateTypeInfo

csharp/src/Fory/TypeResolver.cs:243–273

(Type type, TypeInfo? explicitTypeInfo)

    }

    private TypeInfo GetOrCreateTypeInfo(Type type, TypeInfo? explicitTypeInfo)
    {
        ulong typeKey = TypeMapKey.Get(type);
        if (_typeInfos.TryGetValue(typeKey, out TypeInfo? existing))
        {
            if (explicitTypeInfo is null || ReferenceEquals(existing, explicitTypeInfo))
            {
                return existing;
            }

            if (existing.IsRegistered)
            {
                throw new InvalidDataException($"cannot override serializer for registered type {type}");
            }
        }

        TypeInfo typeInfo = explicitTypeInfo ?? CreateBindingCore(type);
        if (typeInfo.Type != type)
        {
            throw new InvalidDataException($"serializer type mismatch for {type}, got {typeInfo.Type}");
        }

        if (_typeInfos.TryGetValue(typeKey, out TypeInfo? previous))
        {
            typeInfo = typeInfo.WithRegistrationFrom(previous);
        }

        _typeInfos.Set(typeKey, typeInfo);
        InvalidateFinalizedVersion();
        return typeInfo;
    }

    internal TypeInfo RegisterSerializer<T, TSerializer>()
        where TSerializer : Serializer<T>, new()