public static Diagnostic ApplySourceSuppressions(Diagnostic diagnostic, Compilation compilation, ISymbol symbolOpt = null)
{
if (diagnostic.IsSuppressed)
{
// Diagnostic already has a source suppression.
return(diagnostic);
}
var suppressMessageState = AnalyzerDriver.GetOrCreateCachedCompilationData(compilation).SuppressMessageAttributeState;
SuppressMessageInfo info;
if (suppressMessageState.IsDiagnosticSuppressed(diagnostic, out info))
{
// Attach the suppression info to the diagnostic.
diagnostic = diagnostic.WithIsSuppressed(true);
}
return(diagnostic);
}
private static bool IsDiagnosticSuppressed(Diagnostic diagnostic, Compilation compilation, out SuppressMessageInfo info)
{
var suppressMessageState = AnalyzerDriver.GetOrCreateCachedCompilationData(compilation).SuppressMessageAttributeState;
return(suppressMessageState.IsDiagnosticSuppressed(diagnostic, out info));
}
