private bool CatchAnalyzerException(Exception e, DiagnosticAnalyzer analyzer, bool testOnly_DonotCatchAnalyzerExceptions)
{
DiagnosticAnalyzerLogger.LogAnalyzerCrashCount(analyzer, e, _logAggregator);
if (testOnly_DonotCatchAnalyzerExceptions)
{
return(false);
}
if (AnalyzerHelper.IsBuiltInAnalyzer(analyzer))
{
return(FatalError.ReportWithoutCrashUnlessCanceled(e));
}
return(true);
}
/// <summary>
/// Return <see cref="DiagnosticAnalyzer.SupportedDiagnostics"/> of given <paramref name="analyzer"/>.
/// </summary>
public ImmutableArray <DiagnosticDescriptor> GetDiagnosticDescriptors(DiagnosticAnalyzer analyzer)
{
var descriptors = _descriptorCache.GetValue(analyzer, key =>
{
try
{
return(analyzer.SupportedDiagnostics);
}
catch when(!AnalyzerHelper.IsBuiltInAnalyzer(analyzer))
{
// TODO: here, we should report the issue to host update service
// If the SupportedDiagnostics throws an exception, then we don't want to run the analyzer.
return(ImmutableArray <DiagnosticDescriptor> .Empty);
}
});
return((ImmutableArray <DiagnosticDescriptor>)descriptors);
}
/// <summary>
/// Return <see cref="DiagnosticAnalyzer.SupportedDiagnostics"/> of given <paramref name="analyzer"/>.
/// </summary>
public ImmutableArray <DiagnosticDescriptor> GetDiagnosticDescriptors(DiagnosticAnalyzer analyzer)
{
Func <Exception, DiagnosticAnalyzer, bool> continueOnAnalyzerException = (ex, a) => !AnalyzerHelper.IsBuiltInAnalyzer(analyzer);
var analyzerExecutor = AnalyzerHelper.GetAnalyzerExecutorForSupportedDiagnostics(analyzer, _hostDiagnosticUpdateSource, continueOnAnalyzerException, CancellationToken.None);
return(AnalyzerManager.Instance.GetSupportedDiagnosticDescriptors(analyzer, analyzerExecutor));
}