private static ImmutableArray <INamedTypeSymbol> GetSkippedAttributes(Compilation compilation) { ImmutableArray <INamedTypeSymbol> .Builder builder = null; void Add(INamedTypeSymbol symbol) { if (symbol != null) { builder = builder ?? ImmutableArray.CreateBuilder <INamedTypeSymbol>(); builder.Add(symbol); } } Add(WellKnownTypes.WebMethodAttribute(compilation)); // MSTest attributes Add(WellKnownTypes.TestInitializeAttribute(compilation)); Add(WellKnownTypes.TestMethodAttribute(compilation)); Add(WellKnownTypes.DataTestMethodAttribute(compilation)); Add(WellKnownTypes.TestCleanupAttribute(compilation)); // XUnit attributes Add(WellKnownTypes.XunitFact(compilation)); Add(WellKnownTypes.XunitTheory(compilation)); // NUnit Attributes Add(WellKnownTypes.NunitSetUp(compilation)); Add(WellKnownTypes.NunitOneTimeSetUp(compilation)); Add(WellKnownTypes.NunitOneTimeTearDown(compilation)); Add(WellKnownTypes.NunitTest(compilation)); Add(WellKnownTypes.NunitTestCase(compilation)); Add(WellKnownTypes.NunitTestCaseSource(compilation)); Add(WellKnownTypes.NunitTheory(compilation)); Add(WellKnownTypes.NunitTearDown(compilation)); return(builder?.ToImmutable() ?? ImmutableArray <INamedTypeSymbol> .Empty); }