CodeGenerator - Add the 'ExcludeFromCodeCoverageAttribute' to generat… (#9415)

* CodeGenerator - Add the 'ExcludeFromCodeCoverageAttribute' to generated code to disable code coverage

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Co-authored-by: Alireza Yavari <[email protected]>
Co-authored-by: Reuben Bond <[email protected]>

Author: 3 people

src/Orleans.CodeGenerator/CodeGenerator.cs

@@ -600,7 +600,8 @@ private CompoundTypeAliasComponent[] GetCompoundTypeAlias(ISymbol symbol)
                         AttributeArgument(typeof(CodeGenerator).Assembly.GetName().Version.ToString().GetLiteralExpression())),
                 Attribute(ParseName("global::System.ComponentModel.EditorBrowsableAttribute"))
                     .AddArgumentListArguments(
-                        AttributeArgument(ParseName("global::System.ComponentModel.EditorBrowsableState").Member("Never")))
+                        AttributeArgument(ParseName("global::System.ComponentModel.EditorBrowsableState").Member("Never"))),
+                        Attribute(ParseName("global::System.Diagnostics.CodeAnalysis.ExcludeFromCodeCoverageAttribute"))
             );
 
         internal static AttributeSyntax GetMethodImplAttributeSyntax() => MethodImplAttributeSyntax;