private ImmutableArray <Diagnostic> GetFunctionDiagnostics(Diagnostic diagnostic)
{
// If metadata file not found
if (string.Compare(diagnostic.Id, "CS0006", StringComparison.OrdinalIgnoreCase) == 0)
{
string messagePattern = diagnostic.Descriptor.MessageFormat.ToString().Replace("{0}", "(?<arg>.*)");
Match match = Regex.Match(diagnostic.GetMessage(), messagePattern);
PackageReference package;
// If we have the assembly name argument, and it is a package assembly, add a compilation warning
if (match.Success && match.Groups["arg"] != null && _metadataResolver.TryGetPackageReference(match.Groups["arg"].Value, out package))
{
string message = string.Format(
CultureInfo.InvariantCulture,
"The reference '{0}' is part of the referenced NuGet package '{1}'. Package assemblies are automatically referenced by your Function and do not require a '#r' directive.",
match.Groups["arg"].Value, package.Name);
var descriptor = new DiagnosticDescriptor(
DotNetConstants.RedundantPackageAssemblyReference,
"Redundant assembly reference", message, "AzureFunctions", DiagnosticSeverity.Warning, true);
return(ImmutableArray.Create(Diagnostic.Create(descriptor, diagnostic.Location)));
}
}
return(ImmutableArray <Diagnostic> .Empty);
}
