public void ThrowsArgumentNullException_When_SemanticModelIsNull()
{
TypeParameterSyntax parameter = GetNode <TypeParameterSyntax>("class Test<[Test]T> { }");
SemanticModel? semanticModel = null;
Assert.Throws <ArgumentNullException>(() => semanticModel !.GetAllAttributesOfType(parameter, AttributeSymbol));
}
public static string TypeParameter(TypeParameterSyntax prm, IMethodSymbol methodSymbol,
MethodDeclarationSyntax methodSyntax)
{
var identifier = Utility.TypeConstraints(prm, methodSyntax.ConstraintClauses);
return(identifier);
}
private static string TypeParameter(TypeParameterSyntax type)
{
var ret = Utility.TypeConstraints(type,
Context.Instance.Partials.SelectMany(z => z.Syntax.As <TypeDeclarationSyntax>().ConstraintClauses));
return(ret);
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
if (!Settings.IsCodeFixEnabled(CodeFixIdentifiers.RemoveTypeParameter))
{
return;
}
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
TypeParameterSyntax typeParameter = root
.FindNode(context.Span, getInnermostNodeForTie: true)?
.FirstAncestorOrSelf <TypeParameterSyntax>();
Debug.Assert(typeParameter != null, $"{nameof(typeParameter)} is null");
if (typeParameter == null)
{
return;
}
foreach (Diagnostic diagnostic in context.Diagnostics)
{
switch (diagnostic.Id)
{
case CompilerDiagnosticIdentifiers.TypeParameterHasSameNameAsTypeParameterFromOuterType:
{
TypeParameterInfo info;
if (TypeParameterInfo.TryCreate(typeParameter, out info))
{
CodeAction codeAction = CodeAction.Create(
$"Remove type parameter '{info.Name}'",
cancellationToken =>
{
SeparatedSyntaxList <TypeParameterSyntax> parameters = info.TypeParameterList.Parameters;
TypeParameterListSyntax newTypeParameterList = (parameters.Count == 1)
? default(TypeParameterListSyntax)
: info.TypeParameterList.WithParameters(parameters.Remove(typeParameter));
SyntaxNode newNode = GenericDeclarationHelper.WithTypeParameterList(info.Declaration, newTypeParameterList);
TypeParameterConstraintClauseSyntax constraintClause = info.ConstraintClause;
if (constraintClause != null)
{
newNode = GenericDeclarationHelper.WithConstraintClauses(newNode, info.ConstraintClauses.Remove(constraintClause));
}
return(context.Document.ReplaceNodeAsync(info.Declaration, newNode, cancellationToken));
},
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
}
break;
}
}
}
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
SyntaxNode root = await context.Document.GetSyntaxRootAsync(context.CancellationToken).ConfigureAwait(false);
TypeParameterSyntax typeParameter = root
.FindNode(context.Span, getInnermostNodeForTie: true)?
.FirstAncestorOrSelf <TypeParameterSyntax>();
Debug.Assert(typeParameter != null, $"{nameof(typeParameter)} is null");
if (typeParameter == null)
{
return;
}
foreach (Diagnostic diagnostic in context.Diagnostics)
{
switch (diagnostic.Id)
{
case DiagnosticIdentifiers.AddTypeParameterToDocumentationComment:
{
var refactoring = new AddTypeParameterToDocumentationCommentRefactoring();
CodeAction codeAction = CodeAction.Create(
"Add type parameter to documentation comment",
cancellationToken => refactoring.RefactorAsync(context.Document, typeParameter, cancellationToken),
diagnostic.Id + EquivalenceKeySuffix);
context.RegisterCodeFix(codeAction, diagnostic);
break;
}
}
}
}
internal GenericParameterDeclarationSyntax(
TypeParameterSyntax typeParameter,
TypeParameterConstraintClauseSyntax constraintClause)
{
this.typeParameter = typeParameter;
this.constraintClause = constraintClause;
}
public GenericInfo RemoveTypeParameter(TypeParameterSyntax typeParameter)
{
switch (Kind)
{
case SyntaxKind.ClassDeclaration:
return(new GenericInfo(((ClassDeclarationSyntax)Declaration).WithTypeParameterList(RemoveTypeParameterHelper(typeParameter))));
case SyntaxKind.DelegateDeclaration:
return(new GenericInfo(((DelegateDeclarationSyntax)Declaration).WithTypeParameterList(RemoveTypeParameterHelper(typeParameter))));
case SyntaxKind.InterfaceDeclaration:
return(new GenericInfo(((InterfaceDeclarationSyntax)Declaration).WithTypeParameterList(RemoveTypeParameterHelper(typeParameter))));
case SyntaxKind.LocalFunctionStatement:
return(new GenericInfo(((LocalFunctionStatementSyntax)Declaration).WithTypeParameterList(RemoveTypeParameterHelper(typeParameter))));
case SyntaxKind.MethodDeclaration:
return(new GenericInfo(((MethodDeclarationSyntax)Declaration).WithTypeParameterList(RemoveTypeParameterHelper(typeParameter))));
case SyntaxKind.StructDeclaration:
return(new GenericInfo(((StructDeclarationSyntax)Declaration).WithTypeParameterList(RemoveTypeParameterHelper(typeParameter))));
case SyntaxKind.None:
return(this);
}
Debug.Fail(Kind.ToString());
return(this);
}
public static Task <Document> RefactorAsync(
Document document,
TypeParameterSyntax typeParameter,
CancellationToken cancellationToken)
{
SyntaxNode node = typeParameter;
var typeParameterList = (TypeParameterListSyntax)typeParameter.Parent;
if (typeParameterList.Parameters.Count == 1)
{
node = typeParameterList;
}
SyntaxRemoveOptions options = SyntaxRemover.DefaultRemoveOptions;
if (node.GetLeadingTrivia().All(f => f.IsWhitespaceTrivia()))
{
options &= ~SyntaxRemoveOptions.KeepLeadingTrivia;
}
if (node.GetTrailingTrivia().All(f => f.IsWhitespaceTrivia()))
{
options &= ~SyntaxRemoveOptions.KeepTrailingTrivia;
}
return(document.RemoveNodeAsync(node, options, cancellationToken));
}
private TypeParameterInfo(
TypeParameterSyntax typeParameter,
TypeParameterListSyntax typeParameterList)
{
TypeParameter = typeParameter;
TypeParameterList = typeParameterList;
}
private (TypeParameterSyntax syntax, SemanticModel semanticModel) GetTypeParameter(string src)
{
TypeParameterSyntax parameter = GetNode <TypeParameterSyntax>(src);
SemanticModel semanticModel = Compilation.CurrentCompilation.GetSemanticModel(parameter.SyntaxTree, true);
return(parameter, semanticModel);
}
private Doc PrintTypeParameterSyntax(TypeParameterSyntax node)
{
return(Concat(
this.PrintAttributeLists(node, node.AttributeLists),
this.PrintSyntaxToken(node.VarianceKeyword, " "),
this.PrintSyntaxToken(node.Identifier)
));
}
public static Doc Print(TypeParameterSyntax node)
{
return(Doc.Concat(
AttributeLists.Print(node, node.AttributeLists),
Token.Print(node.VarianceKeyword, " "),
Token.Print(node.Identifier)
));
}
private TypeParameterListSyntax RemoveTypeParameterHelper(TypeParameterSyntax typeParameter)
{
SeparatedSyntaxList <TypeParameterSyntax> parameters = TypeParameters;
return((parameters.Count == 1)
? default(TypeParameterListSyntax)
: TypeParameterList.WithParameters(parameters.Remove(typeParameter)));
}
private TypeParameterInfo(TypeParameterSyntax typeParameter, SyntaxNode declaration, TypeParameterListSyntax typeParameterList, SyntaxList <TypeParameterConstraintClauseSyntax> constraintClauses) : this()
{
TypeParameter = typeParameter;
Name = typeParameter.Identifier.ValueText;
Declaration = declaration;
TypeParameterList = typeParameterList;
ConstraintClauses = constraintClauses;
}
public override void VisitTypeParameter(TypeParameterSyntax node)
{
if (node == null)
{
throw new InvalidOperationException("Type Parameter node is null!");
}
((m_currentParent as AbstractAddressableEntity)).AddTypeParameter(node.Identifier.Text);
base.VisitTypeParameter(node);
}
public override void VisitTypeParameter(TypeParameterSyntax node)
{
foreach (AttributeListSyntax listSyntax in node.AttributeLists)
{
listSyntax.Accept(this);
}
base.VisitTypeParameter(node);
}
/// <summary>
/// Initializes a new instance of the <see cref="TypeParameterData"/> struct.
/// </summary>
/// <param name="syntax">Target <see cref="TypeParameterSyntax"/>.</param>
/// <param name="symbol"><see cref="ITypeParameterSymbol"/> represented by the target <paramref name="syntax"/>.</param>
/// <param name="semanticModel"><see cref="Microsoft.CodeAnalysis.SemanticModel"/> of the target <paramref name="syntax"/>.</param>
/// <param name="attribute">Valid <c>Durian.DefaultParamAttribute</c> defined on the target <paramref name="symbol"/>.</param>
/// <param name="targetType">The <see cref="ITypeSymbol"/> that was specified using the <paramref name="attribute"/>. -or- <see langword="null"/> if <paramref name="attribute"/> is <see langword="null"/> or the type cannot be resolved because of error.</param>
public TypeParameterData(TypeParameterSyntax syntax, ITypeParameterSymbol symbol, SemanticModel semanticModel, AttributeSyntax?attribute, ITypeSymbol?targetType)
{
Syntax = syntax;
Symbol = symbol;
Attribute = attribute;
TargetType = targetType;
Parent = (MemberDeclarationSyntax)syntax.Parent !.Parent !;
SemanticModel = semanticModel;
}
public static bool TryCreate(TypeParameterSyntax typeParameter, out TypeParameterInfo info)
{
if (typeParameter.IsParentKind(SyntaxKind.TypeParameterList))
{
var typeParameterList = (TypeParameterListSyntax)typeParameter.Parent;
SyntaxNode parent = typeParameterList.Parent;
switch (parent?.Kind())
{
case SyntaxKind.ClassDeclaration:
{
var classDeclaration = (ClassDeclarationSyntax)parent;
info = new TypeParameterInfo(typeParameter, classDeclaration, typeParameterList, classDeclaration.ConstraintClauses);
return(true);
}
case SyntaxKind.DelegateDeclaration:
{
var delegateDeclaration = (DelegateDeclarationSyntax)parent;
info = new TypeParameterInfo(typeParameter, delegateDeclaration, typeParameterList, delegateDeclaration.ConstraintClauses);
return(true);
}
case SyntaxKind.InterfaceDeclaration:
{
var interfaceDeclaration = (InterfaceDeclarationSyntax)parent;
info = new TypeParameterInfo(typeParameter, interfaceDeclaration, typeParameterList, interfaceDeclaration.ConstraintClauses);
return(true);
}
case SyntaxKind.LocalFunctionStatement:
{
var localFunctionStatement = (LocalFunctionStatementSyntax)parent;
info = new TypeParameterInfo(typeParameter, localFunctionStatement, typeParameterList, localFunctionStatement.ConstraintClauses);
return(true);
}
case SyntaxKind.MethodDeclaration:
{
var methodDeclaration = (MethodDeclarationSyntax)parent;
info = new TypeParameterInfo(typeParameter, methodDeclaration, typeParameterList, methodDeclaration.ConstraintClauses);
return(true);
}
case SyntaxKind.StructDeclaration:
{
var structDeclaration = (StructDeclarationSyntax)parent;
info = new TypeParameterInfo(typeParameter, structDeclaration, typeParameterList, structDeclaration.ConstraintClauses);
return(true);
}
}
}
info = default(TypeParameterInfo);
return(false);
}
public override Evaluation VisitTypeParameter(TypeParameterSyntax node)
{
foreach (AttributeListSyntax listSyntax in node.AttributeLists)
{
listSyntax.Accept <Evaluation>(this);
}
return(base.VisitTypeParameter(node));
}
public override void VisitTypeParameter(TypeParameterSyntax node)
{
var name = node.Identifier.Value.ToString();
if (!this.UsedVariablesNames.Contains(name))
{
this.UsedVariablesNames.Add(name);
}
base.VisitTypeParameter(node);
}
/// <summary>
/// build up a string of summary text for a generic type parameter.
/// </summary>
/// <param name="typeParameter">the type parameter.</param>
/// <returns>the text describing it.</returns>
public string BuildSummaryTextForTypeParameter(TypeParameterSyntax typeParameter)
{
var name = typeParameter.Identifier.Text;
var sentence = this.SplitCamelCaseWords(name);
var articleFree = this.RemoveArticles(sentence);
if (string.IsNullOrEmpty(articleFree))
articleFree = $"{{{typeParameter.Identifier.Text}}}";
return $"a type of {string.Join(" ", articleFree)}.";
}
public static string TypeParameter(TypeParameterSyntax param)
{
if (!(param.Parent.Parent is MethodDeclarationSyntax)) return param.Identifier.Text;
var typeConstraints = ((MethodDeclarationSyntax)param.Parent.Parent).ConstraintClauses;
var constraints = typeConstraints
.FirstOrDefault(constr => constr.Name.Identifier.Text == param.Identifier.Text).Constraints;
return "<" + param.Identifier.Text + ": " + string.Join(", ", constraints) + ">"; //TODO: check if this is the right syntax for multiple constraints
}
public static string TypeParameter(TypeParameterSyntax prm, IMethodSymbol methodSymbol, MethodDeclarationSyntax methodSyntax)
{
var identifier = Utility.TypeConstraints(prm, methodSyntax.ConstraintClauses);
if (ClassTags.NeedsClassTag(methodSymbol, methodSyntax, prm.Identifier.ValueText))
{
identifier += ":ClassTag";
}
return(identifier);
}
private TypeParameterInfo(
TypeParameterSyntax typeParameter,
SyntaxNode declaration,
TypeParameterListSyntax typeParameterList,
SyntaxList <TypeParameterConstraintClauseSyntax> constraintClauses)
{
TypeParameter = typeParameter;
Declaration = declaration;
TypeParameterList = typeParameterList;
ConstraintClauses = constraintClauses;
}
public static TypeParameterInfo Create(TypeParameterSyntax typeParameter)
{
TypeParameterInfo info;
if (TryCreate(typeParameter, out info))
{
return(info);
}
throw new ArgumentException("", nameof(typeParameter));
}
private static string TypeParameter(TypeParameterSyntax type)
{
var ret = Utility.TypeConstraints(type, TypeState.Instance.Partials.SelectMany(z => z.Syntax.As <TypeDeclarationSyntax>().ConstraintClauses));
if (ClassTags.NeedsClassTag(TypeState.Instance.Partials.First().Symbol, type.Identifier.ValueText))
{
ret += " :ClassTag";
}
return(ret);
}
public static string TypeParameter(TypeParameterSyntax node)
{
var constraint = "";
if (node.Parent.Parent is MethodDeclarationSyntax)
{
var typeConstraints = ((MethodDeclarationSyntax)node.Parent.Parent).ConstraintClauses;
var constraints = typeConstraints.FirstOrDefault(constr => SyntaxNode(constr.Name) == node.Identifier.Text).Constraints;
constraint = ": " + string.Join(", ", constraints); //TODO: check if this is the right syntax for multiple constraints
}
return(node.Identifier.Text + constraint);
}
public override SyntaxNode VisitTypeParameter(TypeParameterSyntax node)
{
var newNode = (TypeParameterSyntax)base.VisitTypeParameter(node);
if (_replacementMap.TryGetValue(node, out object newValue))
{
return(newNode.WithIdentifier(SyntaxFactory.Identifier(newValue.ToString())));
}
else
{
return(newNode);
}
}
public static string TypeParameter(TypeParameterSyntax param)
{
if (!(param.Parent.Parent is MethodDeclarationSyntax))
{
return(param.Identifier.Text);
}
var typeConstraints = ((MethodDeclarationSyntax)param.Parent.Parent).ConstraintClauses;
var constraints = typeConstraints
.FirstOrDefault(constr => constr.Name.Identifier.Text == param.Identifier.Text).Constraints;
return("<" + param.Identifier.Text + ": " + string.Join(", ", constraints) + ">"); //TODO: check if this is the right syntax for multiple constraints
}
public static string TypeParameter(TypeParameterSyntax prm, IEnumerable <TypeParameterConstraintClauseSyntax> constraints)
{
var identifier = prm.Identifier.ValueText;
var constraint = constraints.SingleOrDefault(o => o.Name.Identifier.ValueText == identifier);
if (constraint == null)
{
return(identifier);
}
return(identifier + ": (" + string.Join(", ", constraint.Constraints.OfType <TypeConstraintSyntax>().ToList().Select(o => TypeProcessor.ConvertType(o.Type))) + ")");
}
internal static string TypeConstraints(TypeParameterSyntax prm, IEnumerable <TypeParameterConstraintClauseSyntax> constraints)
{
var identifier = prm.Identifier.ValueText;
var constraint = constraints.SingleOrDefault(o => o.Name.Identifier.ValueText == identifier);
if (constraint != null)
{
return(identifier + string.Join("", constraint.Constraints.Select(TransformTypeConstraint)));
}
return(identifier);
}
internal static TypeParameterInfo Create(TypeParameterSyntax typeParameter)
{
if (!(typeParameter.Parent is TypeParameterListSyntax typeParameterList))
{
return(Default);
}
SyntaxNode parent = typeParameterList.Parent;
switch (parent?.Kind())
{
case SyntaxKind.ClassDeclaration:
{
var classDeclaration = (ClassDeclarationSyntax)parent;
return(new TypeParameterInfo(typeParameter, classDeclaration, typeParameterList, classDeclaration.ConstraintClauses));
}
case SyntaxKind.DelegateDeclaration:
{
var delegateDeclaration = (DelegateDeclarationSyntax)parent;
return(new TypeParameterInfo(typeParameter, delegateDeclaration, typeParameterList, delegateDeclaration.ConstraintClauses));
}
case SyntaxKind.InterfaceDeclaration:
{
var interfaceDeclaration = (InterfaceDeclarationSyntax)parent;
return(new TypeParameterInfo(typeParameter, interfaceDeclaration, typeParameterList, interfaceDeclaration.ConstraintClauses));
}
case SyntaxKind.LocalFunctionStatement:
{
var localFunctionStatement = (LocalFunctionStatementSyntax)parent;
return(new TypeParameterInfo(typeParameter, localFunctionStatement, typeParameterList, localFunctionStatement.ConstraintClauses));
}
case SyntaxKind.MethodDeclaration:
{
var methodDeclaration = (MethodDeclarationSyntax)parent;
return(new TypeParameterInfo(typeParameter, methodDeclaration, typeParameterList, methodDeclaration.ConstraintClauses));
}
case SyntaxKind.StructDeclaration:
{
var structDeclaration = (StructDeclarationSyntax)parent;
return(new TypeParameterInfo(typeParameter, structDeclaration, typeParameterList, structDeclaration.ConstraintClauses));
}
}
return(Default);
}
/// <summary>
///
/// </summary>
/// <param name="node"></param>
public override sealed void VisitTypeParameter(TypeParameterSyntax node)
{
this.OnNodeVisited(node, this.type.IsInstanceOfType(node));
base.VisitTypeParameter(node);
}
public TypeParameterTranslation(TypeParameterSyntax syntax, SyntaxTranslation parent) : base(syntax, parent)
{
}
/// <summary>
/// Given a type parameter declaration (field or method), get the corresponding symbol
/// </summary>
/// <param name="typeParameter"></param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns></returns>
public override ITypeParameterSymbol GetDeclaredSymbol(TypeParameterSyntax typeParameter, CancellationToken cancellationToken = default(CancellationToken))
{
using (Logger.LogBlock(FunctionId.CSharp_SemanticModel_GetDeclaredSymbol, message: this.SyntaxTree.FilePath, cancellationToken: cancellationToken))
{
if (typeParameter == null)
{
throw new ArgumentNullException("typeParameter");
}
if (!IsInTree(typeParameter))
{
throw new ArgumentException("typeParameter not within tree");
}
var typeParamList = typeParameter.Parent as TypeParameterListSyntax;
if (typeParamList != null)
{
var memberDecl = typeParamList.Parent as MemberDeclarationSyntax;
if (memberDecl != null)
{
var symbol = GetDeclaredSymbol(memberDecl, cancellationToken);
if ((object)symbol != null)
{
var typeSymbol = symbol as NamedTypeSymbol;
if ((object)typeSymbol != null)
{
return this.GetTypeParameterSymbol(typeSymbol.TypeParameters, typeParameter);
}
var methodSymbol = symbol as MethodSymbol;
if ((object)methodSymbol != null)
{
return
this.GetTypeParameterSymbol(methodSymbol.TypeParameters, typeParameter) ??
((object)methodSymbol.PartialDefinitionPart == null ? null : this.GetTypeParameterSymbol(methodSymbol.PartialDefinitionPart.TypeParameters, typeParameter));
}
}
}
}
return null;
}
}
/// <summary>
/// Given a type parameter declaration (field or method), get the corresponding symbol
/// </summary>
/// <param name="typeParameter"></param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns></returns>
public override ITypeParameterSymbol GetDeclaredSymbol(TypeParameterSyntax typeParameter, CancellationToken cancellationToken = default(CancellationToken))
{
if (typeParameter == null)
{
throw new ArgumentNullException(nameof(typeParameter));
}
if (!IsInTree(typeParameter))
{
throw new ArgumentException("typeParameter not within tree");
}
var typeParamList = typeParameter.Parent as TypeParameterListSyntax;
if (typeParamList != null)
{
var memberDecl = typeParamList.Parent as MemberDeclarationSyntax;
if (memberDecl != null)
{
var symbol = GetDeclaredSymbol(memberDecl, cancellationToken);
if ((object)symbol != null)
{
var typeSymbol = symbol as NamedTypeSymbol;
if ((object)typeSymbol != null)
{
return this.GetTypeParameterSymbol(typeSymbol.TypeParameters, typeParameter);
}
var methodSymbol = symbol as MethodSymbol;
if ((object)methodSymbol != null)
{
return
this.GetTypeParameterSymbol(methodSymbol.TypeParameters, typeParameter) ??
((object)methodSymbol.PartialDefinitionPart == null ? null : this.GetTypeParameterSymbol(methodSymbol.PartialDefinitionPart.TypeParameters, typeParameter));
}
}
}
}
return null;
}
public override void VisitTypeParameter(TypeParameterSyntax node)
{
this.Found |= node.Identifier.ValueText == this.name;
base.VisitTypeParameter(node);
}
public override ITypeParameterSymbol GetDeclaredSymbol(TypeParameterSyntax typeParameter, CancellationToken cancellationToken = default(CancellationToken))
{
// Can't define alias inside member.
return null;
}
public void VisitTypeParameter(TypeParameterSyntax node)
{
if (node == null)
throw new ArgumentNullException("node");
node.Validate();
WriteAttributes(node, true);
switch (node.Variance)
{
case Variance.In:
_writer.WriteKeyword(PrinterKeyword.In);
_writer.WriteSpace();
break;
case Variance.Out:
_writer.WriteKeyword(PrinterKeyword.Out);
_writer.WriteSpace();
break;
}
_writer.WriteIdentifier(node.Identifier);
}
/// <summary> /// Given a type parameter declaration (field or method), get the corresponding symbol /// </summary> /// <param name="cancellationToken">The cancellation token.</param> /// <param name="typeParameter"></param> public abstract ITypeParameterSymbol GetDeclaredSymbol(TypeParameterSyntax typeParameter, CancellationToken cancellationToken = default(CancellationToken));
private TypeParameterSymbol GetTypeParameterSymbol(ImmutableArray<TypeParameterSymbol> parameters, TypeParameterSyntax parameter)
{
foreach (var symbol in parameters)
{
foreach (var location in symbol.Locations)
{
if (location.SourceTree == this.SyntaxTree && parameter.Span.Contains(location.SourceSpan))
{
return symbol;
}
}
}
return null;
}
public override void VisitTypeParameter(TypeParameterSyntax node)
{
if (!node.Identifier.Span.IsEmpty)
{
var symbol = _sm.GetDeclaredSymbol(node);
_defined.Add(symbol);
var def = Def.For(symbol: symbol, type: "typeparam", name: symbol.Name)
.At(_path, node.Identifier.Span);
def.Local = true;
AddDef(def);
}
base.VisitTypeParameter(node);
}
private void ClassifyUpdate(TypeParameterSyntax oldNode, TypeParameterSyntax newNode)
{
if (!SyntaxFactory.AreEquivalent(oldNode.Identifier, newNode.Identifier))
{
ReportError(RudeEditKind.Renamed);
return;
}
Debug.Assert(!SyntaxFactory.AreEquivalent(oldNode.VarianceKeyword, newNode.VarianceKeyword));
ReportError(RudeEditKind.VarianceUpdate);
}
/// <summary>
///
/// </summary>
/// <param name="node"></param>
public override sealed void VisitTypeParameter(TypeParameterSyntax node)
{
this.OnNodeVisited(node);
if (!this.traverseRootOnly) base.VisitTypeParameter(node);
}
