Address PR comments

Signed-off-by: jev <jacob@jev.org.uk>

daprdocs/content/en/dotnet-sdk-docs/dotnet-error-handling/dotnet-richer-error-model.md

@@ -35,6 +35,8 @@ catch (DaprException daprEx)
                 case ExtendedErrorType.ErrorInfo:
                     Console.WriteLine(detail.Reason);
                     Console.WriteLine(detail.Domain);
+                default:
+                    Console.WriteLine(detail.TypeUrl);
         }
     }
 }
@@ -83,7 +85,7 @@ Debugging information offered by the server. Contains `StackEntries` (a collecti
 
 ## QuotaFailure 
 
-Information relating to some quota that may have been reach, such as a daily usage limit on an API. It has one property `Violations`, 
+Information relating to some quota that may have been reached, such as a daily usage limit on an API. It has one property `Violations`, 
 a collection of `DaprQuotaFailureViolation`, which each contain a `Subject` (the subject of the request) and `Description` (further information regarding the failure).
 
 ## PreconditionFailure

src/Dapr.Common/Exceptions/DaprExtendedErrorConstants.cs

@@ -1,9 +1,34 @@
-namespace Dapr.Common.Exceptions
+// ------------------------------------------------------------------------
+// Copyright 2024 The Dapr Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//     http://www.apache.org/licenses/LICENSE-2.0
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ------------------------------------------------------------------------
+
+namespace Dapr.Common.Exceptions
 {
-    internal class DaprExtendedErrorConstants
+    /// <summary>
+    /// Definitions of expected types to be returned from the Dapr runtime.
+    /// </summary>
+    internal static class DaprExtendedErrorConstants
     {
         public const string ErrorDetailTypeUrl = "type.googleapis.com/";
-
         public const string GrpcDetails = "grpc-status-details-bin";
+        public const string ErrorInfo = $"{ErrorDetailTypeUrl}Google.rpc.ErrorInfo";
+        public const string RetryInfo = $"{ErrorDetailTypeUrl}Google.rpc.RetryInfo";
+        public const string DebugInfo = $"{ErrorDetailTypeUrl}Google.rpc.DebugInfo";
+        public const string QuotaFailure = $"{ErrorDetailTypeUrl}Google.rpc.QuotaFailure";
+        public const string PreconditionFailure = $"{ErrorDetailTypeUrl}Google.rpc.PreconditionFailure";
+        public const string BadRequest = $"{ErrorDetailTypeUrl}Google.rpc.BadRequest";
+        public const string RequestInfo = $"{ErrorDetailTypeUrl}Google.rpc.RequestInfo";
+        public const string ResourceInfo = $"{ErrorDetailTypeUrl}Google.rpc.ResourceInfo";
+        public const string Help = $"{ErrorDetailTypeUrl}Google.rpc.Help";
+        public const string LocalizedMessage = $"{ErrorDetailTypeUrl}Google.rpc.LocalizedMessage";
     }
 }

src/Dapr.Common/Exceptions/DaprExtendedErrorDetail.cs

@@ -29,7 +29,7 @@ public sealed record DaprUnknownDetail(string TypeUrl) : DaprExtendedErrorDetail
     /// </summary>
     /// <param name="StackEntries">Stack trace entries relating to error.</param>
     /// <param name="Detail">Further related debugging information.</param>
-    public sealed record DaprDebugInfoDetail(string[] StackEntries, string Detail) : DaprExtendedErrorDetail(DaprExtendedErrorType.DebugInfo);
+    public sealed record DaprDebugInfoDetail(IReadOnlyCollection<string> StackEntries, string Detail) : DaprExtendedErrorDetail(DaprExtendedErrorType.DebugInfo);
 
     /// <summary>
     /// A precondtion violation.
@@ -47,7 +47,7 @@ public sealed record DaprPreconditionFailureDetail() : DaprExtendedErrorDetail(D
         /// <summary>
         /// Collection of <see cref="DaprBadRequestDetailFieldViolation"/>.
         /// </summary>
-        public DaprPreconditionFailureViolation[] Violations { get; init; } = Array.Empty<DaprPreconditionFailureViolation>();
+        public IReadOnlyCollection<DaprPreconditionFailureViolation> Violations { get; init; } = Array.Empty<DaprPreconditionFailureViolation>();
     }
 
     /// <summary>
@@ -83,7 +83,7 @@ public sealed record DaprQuotaFailureDetail() : DaprExtendedErrorDetail(DaprExte
         /// <summary>
         /// Collection of <see cref="DaprQuotaFailureViolation"/>.
         /// </summary>
-        public DaprQuotaFailureViolation[] Violations { get; init; } = Array.Empty<DaprQuotaFailureViolation>();
+        public IReadOnlyCollection<DaprQuotaFailureViolation> Violations { get; init; } = Array.Empty<DaprQuotaFailureViolation>();
     }
 
     /// <summary>
@@ -101,7 +101,7 @@ public sealed record DaprBadRequestDetail() : DaprExtendedErrorDetail(DaprExtend
         /// <summary>
         /// Collection of <see cref="DaprBadRequestDetailFieldViolation"/>.
         /// </summary>
-        public DaprBadRequestDetailFieldViolation[] FieldViolations { get; init; } = Array.Empty<DaprBadRequestDetailFieldViolation>();
+        public IReadOnlyCollection<DaprBadRequestDetailFieldViolation> FieldViolations { get; init; } = Array.Empty<DaprBadRequestDetailFieldViolation>();
     }
 
     /// <summary>
@@ -134,7 +134,7 @@ public sealed record DaprHelpDetail() : DaprExtendedErrorDetail(DaprExtendedErro
         /// <summary>
         /// Collection of <see cref="DaprHelpDetailLink"/>.
         /// </summary>
-        public DaprHelpDetailLink[] Links { get; init; } = Array.Empty<DaprHelpDetailLink>();
+        public IReadOnlyCollection<DaprHelpDetailLink> Links { get; init; } = Array.Empty<DaprHelpDetailLink>();
     }
 
     /// <summary>

src/Dapr.Common/Exceptions/DaprExtendedErrorInfo.cs

@@ -1,4 +1,17 @@
-namespace Dapr.Common.Exceptions
+// ------------------------------------------------------------------------
+// Copyright 2024 The Dapr Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//     http://www.apache.org/licenses/LICENSE-2.0
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ------------------------------------------------------------------------
+
+namespace Dapr.Common.Exceptions
 {
     /// <summary>
     /// Dapr implementation of the richer error model.

src/Dapr.Common/Exceptions/ExtendedErrorDetailFactory.cs

@@ -1,4 +1,17 @@
-using Google.Protobuf;
+// ------------------------------------------------------------------------
+// Copyright 2024 The Dapr Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//     http://www.apache.org/licenses/LICENSE-2.0
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ------------------------------------------------------------------------
+
+using Google.Protobuf;
 using Google.Protobuf.WellKnownTypes;
 using Google.Rpc;
 
@@ -9,36 +22,28 @@ namespace Dapr.Common.Exceptions
     /// </summary>
     internal static class ExtendedErrorDetailFactory
     {
-        private const string DaprErrorTypeUrl = DaprExtendedErrorConstants.ErrorDetailTypeUrl;
-
-        private static Dictionary<string, Func<ByteString, DaprExtendedErrorDetail>> extendedErrorTypeMapping =
-            new()
-            {
-                { $"{DaprErrorTypeUrl}Google.rpc.ErrorInfo", ToDaprErrorInfoDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.RetryInfo", ToDaprRetryInfoDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.DebugInfo", ToDaprDebugInfoDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.QuotaFailure", ToDaprQuotaFailureDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.PreconditionFailure", ToDaprPreconditionFailureDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.BadRequest", ToDaprBadRequestDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.RequestInfo", ToDaprRequestInfoDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.ResourceInfo", ToDaprResourceInfoDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.Help", ToDaprHelpDetail },
-                { $"{DaprErrorTypeUrl}Google.rpc.LocalizedMessage", ToDaprLocalizedMessageDetail },
-            };
-
         /// <summary>
         /// Create a new <see cref="DaprExtendedErrorDetail"/> from an instance of <see cref="Any"/>.
         /// </summary>
         /// <param name="message">The serialized detail message to create the error detail from.</param>
         /// <returns>A new instance of <see cref="DaprExtendedErrorDetail"/></returns>
         internal static DaprExtendedErrorDetail CreateErrorDetail(Any message)
         {
-            if (!extendedErrorTypeMapping.TryGetValue(message.TypeUrl, out var create))
+            var data = message.Value;
+            return message.TypeUrl switch
             {
-                return new DaprUnknownDetail(message.TypeUrl);
-            }
-
-            return create.Invoke(message.Value);
+                DaprExtendedErrorConstants.RetryInfo => ToDaprRetryInfoDetail(data),
+                DaprExtendedErrorConstants.ErrorInfo => ToDaprErrorInfoDetail(data),
+                DaprExtendedErrorConstants.DebugInfo => ToDaprDebugInfoDetail(data),
+                DaprExtendedErrorConstants.QuotaFailure => ToDaprQuotaFailureDetail(data),
+                DaprExtendedErrorConstants.PreconditionFailure => ToDaprPreconditionFailureDetail(data),
+                DaprExtendedErrorConstants.BadRequest => ToDaprBadRequestDetail(data),
+                DaprExtendedErrorConstants.RequestInfo => ToDaprRequestInfoDetail(data),
+                DaprExtendedErrorConstants.ResourceInfo => ToDaprResourceInfoDetail(data),
+                DaprExtendedErrorConstants.Help => ToDaprHelpDetail(data),
+                DaprExtendedErrorConstants.LocalizedMessage => ToDaprLocalizedMessageDetail(data),
+                _ => new DaprUnknownDetail(message.TypeUrl)
+            };
         }
 
         private static DaprRetryInfoDetail ToDaprRetryInfoDetail(ByteString data)