private void FindMissingVisibilityModifiers(SyntaxNodeAnalysisContext context)
{
if (IsInterfaceMember(context.Node) || IsExplicitInterfaceMember(context.Node) || IsStaticConstructor(context.Node))
{
return;
}
SyntaxNode root = context.Node.Ancestors().Last();
IDeclarationHandler handler = DeclarationHandlers.HandlerLookup[context.Node.Kind()];
SyntaxTokenList modifiers = handler.GetModifiers(context.Node);
if (!modifiers.Any(m => IsVisibilityModifier(m)))
{
context.ReportDiagnostic(Diagnostic.Create(_rule, context.Node.ChildTokens().First().GetLocation()));
}
}
private static SyntaxNode WithMissingModifierAdded(SyntaxNode node)
{
bool isClassMember = node.Ancestors().Any(n => n.IsKind(SyntaxKind.ClassDeclaration));
SyntaxToken missingKeyword = SyntaxFactory.Token(isClassMember ? SyntaxKind.PrivateKeyword : SyntaxKind.InternalKeyword);
IDeclarationHandler handler = DeclarationHandlers.HandlerLookup[node.Kind()];
SyntaxTokenList oldModifiers = handler.GetModifiers(node);
// We need to remove the leading trivia before attaching new modifier, otherwise the modifier will be added before the trivia.
SyntaxTriviaList leadingTrivia = node.GetLeadingTrivia();
node = node.WithLeadingTrivia();
// Now add the modifier
SyntaxTokenList newModifiers = oldModifiers.Insert(0, missingKeyword);
node = handler.WithModifiers(node, newModifiers);
// And reattach the trivia
node = node.WithLeadingTrivia(leadingTrivia);
return(node);
}
