public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
Diagnostic diagnostic = context.Diagnostics[0];
if (!Settings.IsEnabled(diagnostic.Id, CodeFixIdentifiers.ChangeAccessibility))
{
return;
}
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(
root,
context.Span,
out SyntaxNode node,
predicate: CSharpOverriddenSymbolInfo.CanCreate))
{
return;
}
SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);
OverriddenSymbolInfo overrideInfo = CSharpOverriddenSymbolInfo.Create(node, semanticModel, context.CancellationToken);
if (!overrideInfo.Success)
{
return;
}
Accessibility newAccessibility = overrideInfo.OverriddenSymbol.DeclaredAccessibility;
CodeAction codeAction = CodeAction.Create(
$"Change accessibility to '{SyntaxFacts.GetText(newAccessibility)}'",
cancellationToken =>
{
if (node.Kind() == SyntaxKind.VariableDeclarator)
{
node = node.Parent.Parent;
}
SyntaxNode newNode;
if (newAccessibility == Accessibility.Public &&
node is AccessorDeclarationSyntax)
{
newNode = SyntaxAccessibility.WithoutExplicitAccessibility(node);
}
else
{
newNode = SyntaxAccessibility.WithExplicitAccessibility(node, newAccessibility);
}
return(context.Document.ReplaceNodeAsync(node, newNode, cancellationToken));
},
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
}
public sealed override async Task RegisterCodeFixesAsync(CodeFixContext context)
{
if (!Settings.IsCodeFixEnabled(CodeFixIdentifiers.ChangeAccessibility))
{
return;
}
SyntaxNode root = await context.GetSyntaxRootAsync().ConfigureAwait(false);
if (!TryFindFirstAncestorOrSelf(
root,
context.Span,
out SyntaxNode node,
predicate: f => OverriddenSymbolInfo.CanCreate(f)))
{
return;
}
foreach (Diagnostic diagnostic in context.Diagnostics)
{
switch (diagnostic.Id)
{
case CompilerDiagnosticIdentifiers.CannotChangeAccessModifiersWhenOverridingInheritedMember:
{
SemanticModel semanticModel = await context.GetSemanticModelAsync().ConfigureAwait(false);
OverriddenSymbolInfo overrideInfo = OverriddenSymbolInfo.Create(node, semanticModel, context.CancellationToken);
if (!overrideInfo.Success)
{
break;
}
Accessibility newAccessibility = overrideInfo.OverriddenSymbol.DeclaredAccessibility;
CodeAction codeAction = CodeAction.Create(
$"Change accessibility to '{SyntaxFacts.GetText(newAccessibility)}'",
cancellationToken =>
{
if (node.Kind() == SyntaxKind.VariableDeclarator)
{
node = node.Parent.Parent;
}
SyntaxNode newNode = SyntaxAccessibility.WithExplicitAccessibility(node, newAccessibility);
return(context.Document.ReplaceNodeAsync(node, newNode, cancellationToken));
},
GetEquivalenceKey(diagnostic));
context.RegisterCodeFix(codeAction, diagnostic);
break;
}
}
}
}
