public override async Task ComputeRefactoringsAsync(CodeRefactoringContext context)
{
// Currently support to pull field, method, event, property and indexer up,
// constructor, operator and finalizer are excluded.
var document = context.Document;
var cancellationToken = context.CancellationToken;
var semanticModel = await document.GetSemanticModelAsync(cancellationToken).ConfigureAwait(false);
var root = await document.GetSyntaxRootAsync(cancellationToken).ConfigureAwait(false);
var selectedMemberNode = await GetMatchedNodeAsync(document, context.Span, cancellationToken).ConfigureAwait(false);
if (selectedMemberNode == null)
{
return;
}
var selectedMember = semanticModel.GetDeclaredSymbol(selectedMemberNode);
if (selectedMember == null || selectedMember.ContainingType == null)
{
return;
}
if (!MemberAndDestinationValidator.IsMemberValid(selectedMember))
{
return;
}
if (!IsSelectionValid(context.Span, selectedMemberNode))
{
return;
}
var allDestinations = FindAllValidDestinations(
selectedMember,
document.Project.Solution,
cancellationToken);
if (allDestinations.Length == 0)
{
return;
}
var allActions = allDestinations.Select(destination => MembersPuller.TryComputeCodeAction(document, selectedMember, destination))
.WhereNotNull().Concat(new PullMemberUpWithDialogCodeAction(document, selectedMember, _service))
.ToImmutableArray();
var nestedCodeAction = new CodeActionWithNestedActions(
string.Format(FeaturesResources.Pull_0_up, selectedMember.ToNameDisplayString()),
allActions, isInlinable: true);
context.RegisterRefactoring(nestedCodeAction);
}
protected async override Task <IEnumerable <CodeActionOperation> > ComputeOperationsAsync(object options, CancellationToken cancellationToken)
{
if (options is PullMembersUpOptions pullMemberUpOptions)
{
var changedSolution = await MembersPuller.PullMembersUpAsync(_document, pullMemberUpOptions, cancellationToken).ConfigureAwait(false);
return(new[] { new ApplyChangesOperation(changedSolution) });
}
else
{
// If user click cancel button, options will be null and hit this branch
return(Array.Empty <CodeActionOperation>());
}
}