public static void Create()
{
var diagnostic = NoArgumentConstructorDiagnostic.Create(SyntaxFactory.ClassDeclaration("A"));
Assert.Multiple(() =>
{
Assert.That(diagnostic.GetMessage(), Is.EqualTo(NoArgumentConstructorDiagnostic.Message));
Assert.That(diagnostic.Descriptor.Title.ToString(CultureInfo.CurrentCulture), Is.EqualTo(NoArgumentConstructorDiagnostic.Title));
Assert.That(diagnostic.Id, Is.EqualTo(NoArgumentConstructorDiagnostic.Id));
Assert.That(diagnostic.Severity, Is.EqualTo(DiagnosticSeverity.Error));
Assert.That(diagnostic.Descriptor.Category, Is.EqualTo(DescriptorConstants.Usage));
});
}
private static void ValidatePairs(SyntaxNode currentNode, INamedTypeSymbol source, INamedTypeSymbol destination,
Maps.Builder maps)
{
var key = (source, destination);
if (maps.ContainsKey(key))
{
var diagnostics = maps[key].diagnostics.ToList();
diagnostics.Add(DuplicatedAttributeDiagnostic.Create(currentNode, maps[key].node));
maps[key] = (diagnostics.ToImmutableArray(), maps[key].node, maps[key].maps);
}
else
{
var diagnostics = ImmutableArray.CreateBuilder <Diagnostic>();
if (!destination.Constructors.Any(_ => _.DeclaredAccessibility == Accessibility.Public && _.Parameters.Length == 0))
{
diagnostics.Add(NoArgumentConstructorDiagnostic.Create(currentNode));
}
var propertyMaps = ImmutableArray.CreateBuilder <string>();
var destinationProperties = destination.GetMembers().OfType <IPropertySymbol>()
.Where(_ => _.SetMethod is not null &&
(_.SetMethod.DeclaredAccessibility == Accessibility.Public ||
(destination.ContainingAssembly.ExposesInternalsTo(source.ContainingAssembly) && _.SetMethod.DeclaredAccessibility == Accessibility.Friend)))
.ToList();
foreach (var sourceProperty in source.GetMembers().OfType <IPropertySymbol>()
.Where(_ => _.GetMethod is not null &&
(_.GetMethod.DeclaredAccessibility == Accessibility.Public ||
(source.ContainingAssembly.ExposesInternalsTo(destination.ContainingAssembly) && _.GetMethod.DeclaredAccessibility == Accessibility.Friend))))
{
var destinationProperty = destinationProperties.FirstOrDefault(
_ => _.Name == sourceProperty.Name &&
_.Type.Equals(sourceProperty.Type, SymbolEqualityComparer.Default) &&
(sourceProperty.NullableAnnotation != NullableAnnotation.Annotated ||
sourceProperty.NullableAnnotation == NullableAnnotation.Annotated && _.NullableAnnotation == NullableAnnotation.Annotated));
if (destinationProperty is not null)
{
propertyMaps.Add($"{destinationProperty.Name} = self.{sourceProperty.Name},");
destinationProperties.Remove(destinationProperty);
}
else
{
diagnostics.Add(NoMatchDiagnostic.Create(sourceProperty, "source", source));
}
}
foreach (var remainingDestinationProperty in destinationProperties)
{
diagnostics.Add(NoMatchDiagnostic.Create(remainingDestinationProperty, "destination", destination));
}
if (propertyMaps.Count == 0)
{
diagnostics.Add(NoPropertyMapsFoundDiagnostic.Create(currentNode));
}
maps.Add((source, destination), (diagnostics.ToImmutable(), currentNode, propertyMaps.ToImmutable()));
}
}