Repository: microsoft/semantic-kernel
File: dotnet/src/Agents/AzureAI/Extensions/AgentToolDefinitionExtensions.cs (C#)

Code before:

                if (string.IsNullOrEmpty(assetIdentifier) || string.IsNullOrEmpty(assetType))
                {
                    throw new ArgumentException("The option keys 'asset_identifier' and 'asset_type' are required for a vector store data source.");
                }

                dataSources.Add(new VectorStoreDataSource(assetIdentifier, new VectorStoreDataSourceAssetType(assetType)));
            }
        }

        return dataSources;
    }

    internal static IList<VectorStoreConfigurations>? GetVectorStoreConfigurations(this AgentToolDefinition agentToolDefinition)
    {
        var dataSources = agentToolDefinition.GetOption<List<object>?>("configurations");
        return dataSources is not null ? CreateVectorStoreConfigurations(dataSources) : null;
    }

    internal static List<VectorStoreConfigurations> CreateVectorStoreConfigurations(List<object> values)
    {
        List<VectorStoreConfigurations> configurations = [];
        foreach (var value in values)
        {
            var configurationDict = value as Dictionary<object, object>;
            if (configurationDict is not null)
            {
                var storeName = configurationDict.TryGetValue("store_name", out var storeNameValue) && storeNameValue is string storeNameString ? storeNameString : null;
                var dataSources = configurationDict.TryGetValue("data_sources", out var dataSourceValue) && dataSourceValue is List<object> dataSourceList ? CreateDataSources(dataSourceList) : null;

                if (string.IsNullOrEmpty(storeName) || dataSources is null)
                {
                    throw new ArgumentException("The option keys 'store_name' and 'data_sources' are required for a vector store configuration.");
                }

                configurations.Add(new VectorStoreConfigurations(storeName, new VectorStoreConfiguration(dataSources)));
            }
        }

        return configurations;
    }

    private static AzureFunctionBinding GetAzureFunctionBinding(this AgentToolDefinition agentToolDefinition, string bindingType)
    {
        Verify.NotNull(agentToolDefinition.Options);

        var binding = agentToolDefinition.GetRequiredOption<Dictionary<object, object>>(bindingType);
        if (!binding.TryGetValue("storage_service_endpoint", out var endpointValue) || endpointValue is not string storageServiceEndpoint)
        {
            throw new ArgumentException($"The option key '{bindingType}.storage_service_endpoint' is required.");
        }

Review comment (suggestion):
```suggestion
            if (value is Dictionary<object, object> configurationDict)
```

Code after:
                if (string.IsNullOrEmpty(assetIdentifier) || string.IsNullOrEmpty(assetType))
                {
                    throw new ArgumentException("The option keys 'asset_identifier' and 'asset_type' are required for a vector store data source.");
                }

                dataSources.Add(new VectorStoreDataSource(assetIdentifier, new VectorStoreDataSourceAssetType(assetType)));
            }
        }

        return dataSources;
    }

    internal static IList<VectorStoreConfigurations>? GetVectorStoreConfigurations(this AgentToolDefinition agentToolDefinition)
    {
        var dataSources = agentToolDefinition.GetOption<List<object>?>("configurations");
        return dataSources is not null ? CreateVectorStoreConfigurations(dataSources) : null;
    }

    internal static List<VectorStoreConfigurations> CreateVectorStoreConfigurations(List<object> values)
    {
        List<VectorStoreConfigurations> configurations = [];
        foreach (var value in values)
        {
            if (value is Dictionary<object, object> configurationDict)
            {
                var storeName = configurationDict.TryGetValue("store_name", out var storeNameValue) && storeNameValue is string storeNameString ? storeNameString : null;
                var dataSources = configurationDict.TryGetValue("data_sources", out var dataSourceValue) && dataSourceValue is List<object> dataSourceList ? CreateDataSources(dataSourceList) : null;

                if (string.IsNullOrEmpty(storeName) || dataSources is null)
                {
                    throw new ArgumentException("The option keys 'store_name' and 'data_sources' are required for a vector store configuration.");
                }

                configurations.Add(new VectorStoreConfigurations(storeName, new VectorStoreConfiguration(dataSources)));
            }
        }

        return configurations;
    }

    private static AzureFunctionBinding GetAzureFunctionBinding(this AgentToolDefinition agentToolDefinition, string bindingType)
    {
        Verify.NotNull(agentToolDefinition.Options);

        var binding = agentToolDefinition.GetRequiredOption<Dictionary<object, object>>(bindingType);
        if (!binding.TryGetValue("storage_service_endpoint", out var endpointValue) || endpointValue is not string storageServiceEndpoint)
        {
            throw new ArgumentException($"The option key '{bindingType}.storage_service_endpoint' is required.");
        }
        if (!binding.TryGetValue("queue_name", out var nameValue) || nameValue is not string queueName)
        {