处理抛出异常的返回值

Author: lindexi

src/MediaConverters/MediaConverters.Tool/Contexts/MediaConverterErrorCode.cs

@@ -40,6 +40,8 @@ public readonly record struct MediaConverterErrorCode
 
     public static readonly ErrorCode GdiException = new(1005, "Gdi exception");
 
+    public static readonly ErrorCode UnknownException = new(1006, "Unknown exception");
+
     /// <summary>
     /// 错误代码
     /// </summary>

src/MediaConverters/MediaConverters.Tool/Program.cs

@@ -87,11 +87,11 @@ internal static async Task<ErrorCode> RunAsync(Options options)
             var errorMessage = $"Failed to convert image file '{inputFile.FullName}'. Reason: {imageFileOptimizationResult.FailureReason}";
             if (imageFileOptimizationResult.Exception is { } exception)
             {
-                errorMessage += $" Exception: {exception}";
+                errorMessage += $". Exception: {exception}";
             }
 
             Console.Error.WriteLine(errorMessage);
-
+            
             switch (imageFileOptimizationResult.FailureReason)
             {
                 case ImageFileOptimizationFailureReason.Ok:
@@ -107,8 +107,10 @@ internal static async Task<ErrorCode> RunAsync(Options options)
                     return ErrorCode.NotSupported;
                 case ImageFileOptimizationFailureReason.GdiException:
                     return ErrorCode.GdiException;
+                case ImageFileOptimizationFailureReason.Exception:
+                    return ErrorCode.UnknownException;
                 default:
-                    throw new ArgumentOutOfRangeException();
+                    throw new ArgumentOutOfRangeException($"Unknown FailureReason. FailureReason={imageFileOptimizationResult.FailureReason}");
             }
 
             return ErrorCode.UnknownError;