Add reference kind error

Author: intitni

Core/Sources/ChatGPTChatTab/Chat.swift

@@ -522,6 +522,8 @@ private func convertReference(
                 return kind
             case .text:
                 return reference.content
+            case .error:
+                return reference.content
             }
         }(),
         uri: {
@@ -536,6 +538,8 @@ private func convertReference(
                 return ""
             case .text:
                 return ""
+            case .error:
+                return ""
             }
         }(),
         startLine: {

Core/Sources/ChatGPTChatTab/Views/BotMessage.swift

@@ -172,6 +172,8 @@ struct ReferenceIcon: View {
                     Color.gray
                 case .other:
                     Color.gray
+                case .error:
+                    Color.red
                 }
             }())
             .frame(width: 22, height: 22)
@@ -211,6 +213,8 @@ struct ReferenceIcon: View {
                         Text("Ot")
                     case .textFile:
                         Text("Tx")
+                    case .error:
+                        Text("Er")
                     }
                 }
                 .font(.system(size: 12).monospaced())

Tool/Sources/ChatBasic/ChatMessage.swift

@@ -85,6 +85,8 @@ public struct ChatMessage: Equatable, Codable {
             case textFile(uri: String)
             /// Other kind of reference.
             case other(kind: String)
+            /// Error case.
+            case error
         }
 
         /// The title of the reference.