dotnet · jcouv · Jul 28, 2022 · Jul 27, 2022 · Youssef1313 · Jul 27, 2022
@@ -7202,4 +7202,7 @@ To remove the warning, you can use /reference instead (set the Embed Interop Typ
   <data name="ERR_MisplacedScoped" xml:space="preserve">
     <value>Unexpected contextual keyword 'scoped'. Did you mean 'scoped ref' or '@scoped'?</value>
   </data>
+  <data name="ERR_ScopedTypeNameDisallowed" xml:space="preserve">
+    <value>Types and aliases cannot be named 'scoped'.</value>
+  </data>
 </root>
@@ -2110,6 +2110,7 @@ internal enum ErrorCode
         ERR_RefFieldInNonRefStruct = 9059,
         ERR_CannotMatchOnINumberBase = 9060,
         ERR_MisplacedScoped = 9061,
+        ERR_ScopedTypeNameDisallowed = 9062,
 
         #endregion
 

@@ -2211,6 +2211,7 @@ internal static bool IsBuildOnlyDiagnostic(ErrorCode code)
                 case ErrorCode.WRN_AnalyzerReferencesNewerCompiler:
                 case ErrorCode.ERR_CannotMatchOnINumberBase:
                 case ErrorCode.ERR_MisplacedScoped:
+                case ErrorCode.ERR_ScopedTypeNameDisallowed:
                     return false;
                 default:
                     // NOTE: All error codes must be explicitly handled in this switch statement

@@ -478,7 +478,8 @@ internal static void ReportReservedTypeName(string? name, CSharpCompilation comp
 
             if (reportIfContextual(SyntaxKind.RecordKeyword, MessageID.IDS_FeatureRecords, ErrorCode.WRN_RecordNamedDisallowed)
                 || reportIfContextual(SyntaxKind.RequiredKeyword, MessageID.IDS_FeatureRequiredMembers, ErrorCode.ERR_RequiredNameDisallowed)
-                || reportIfContextual(SyntaxKind.FileKeyword, MessageID.IDS_FeatureFileTypes, ErrorCode.ERR_FileTypeNameDisallowed))
+                || reportIfContextual(SyntaxKind.FileKeyword, MessageID.IDS_FeatureFileTypes, ErrorCode.ERR_FileTypeNameDisallowed)
+                || reportIfContextual(SyntaxKind.ScopedKeyword, MessageID.IDS_FeatureRefFields, ErrorCode.ERR_ScopedTypeNameDisallowed))
             {
                 return;
             }