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Fix misleading log message when device factory throws an exception

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copilot-swe-agent[bot] 2026-07-28 17:33:52 +00:00 • committed by GitHub
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commit 41ed2511f5
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1 changed files with 26 additions and 32 deletions
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src/PepperDash.Essentials.Core/Factory/DeviceFactory.cs
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@ -188,20 +188,18 @@ namespace PepperDash.Essentials.Core
/// </summary>
/// <remarks>This method attempts to create a device using the type specified in the <paramref name="dc"/>
/// parameter. If the type corresponds to a registered factory method, the device is created and returned. If the
/// type is unrecognized or an exception occurs, the method logs the error and returns <see
/// langword="null"/>.</remarks>
/// type is unrecognized, the method logs a warning and returns <see langword="null"/>. If the factory method
/// throws an exception while creating the device, that exception is allowed to propagate to the caller so that
/// the real cause of the failure can be reported, rather than being masked as an unknown device type.</remarks>
/// <param name="dc">The configuration object containing the key, name, type, and properties required to create the device.</param>
/// <returns>An instance of a device that implements <see cref="IKeyed"/>, or <see langword="null"/> if the device type is
/// not recognized or an error occurs during creation.</returns>
/// not recognized.</returns>
/// <exception cref="Exception">Thrown when the registered factory method for the device type throws an exception while creating the
/// device. Callers should catch and log this exception to report the actual cause of the failure.</exception>
public static IKeyed GetDevice(DeviceConfig dc)
{
try
{
var localDc = new DeviceConfig(dc);
var key = localDc.Key;
var name = localDc.Name;
var type = localDc.Type;
var properties = localDc.Properties;
var typeName = localDc.Type.ToLower();
@ -222,15 +220,11 @@ namespace PepperDash.Essentials.Core
Debug.LogInformation("Loading '{type}' from {assemblyName}", typeName, wrapper.Type.Assembly.FullName);
// Check for types that have been added by plugin dlls.
// Any exception thrown by the factory method is intentionally not caught here, so that it
// propagates to the caller and can be logged with the real cause of the failure, rather than
// being reported as an unknown device type.
return wrapper.FactoryMethod(localDc);
}
catch (Exception ex)
{
Debug.LogError(ex, "Exception occurred while creating device {key}: {message}", dc.Key, ex.Message);
Debug.LogDebug(ex, "Exception details: {stackTrace}", ex.StackTrace);
return null;
}
}
/// <summary>
/// Displays a list of device factory types that match the specified filter.