private static CodeAction SingleAction(Document document, CodeRefactoringProvider refactoring, int position)
{
var context = new RefactoringContext(document, refactoring, position);
var token = context.SyntaxRoot.FindToken(position);
refactoring.ComputeRefactoringsAsync(context.CreateRefactoringContext(token.Span)).GetAwaiter().GetResult();
return(context.Actions.Count switch
{
0 => SingleAction(context, token.Parent),
1 => context.Actions[0],
_ => throw new NotSupportedException("More than one action available. Currently not supporting invoking action by index. We should add support for it."),
});
private static IReadOnlyList <CodeAction> CodeActions(CodeRefactoringProvider refactoring, string testCode, int position, IEnumerable <MetadataReference> metadataReferences)
{
var sln = CodeFactory.CreateSolutionWithOneProject(
testCode,
CodeFactory.DefaultCompilationOptions(Array.Empty <DiagnosticAnalyzer>()),
metadataReferences);
var document = sln.Projects.Single().Documents.Single();
var context = new RefactoringContext(document, refactoring, position);
var token = context.SyntaxRoot.FindToken(position);
refactoring.ComputeRefactoringsAsync(context.CreateRefactoringContext(token.Span)).GetAwaiter().GetResult();
var node = token.Parent;
while (node != null &&
node.SpanStart == position)
{
refactoring.ComputeRefactoringsAsync(context.CreateRefactoringContext(node.Span)).GetAwaiter().GetResult();
node = node.Parent;
}
return(context.Actions);
}
private static CodeAction SingleAction(RefactoringContext context, SyntaxNode node)
{
if (node != null &&
node.SpanStart == context.Position)
{
context.Refactoring.ComputeRefactoringsAsync(context.CreateRefactoringContext(node.Span)).GetAwaiter().GetResult();
switch (context.Actions.Count)
{
case 0:
return(SingleAction(context, node.Parent));
case 1:
return(context.Actions[0]);
default:
throw new NotSupportedException("More than one action available. Currently not supporting invoking action by index. We should add support for it.");
}
}
throw new InvalidOperationException("The refactoring did not register any refactorings at the position.");
}
