public SolutionPreviewResult GetPreviews(
Workspace workspace, ImmutableArray <CodeActionOperation> operations, CancellationToken cancellationToken)
{
if (operations.IsDefaultOrEmpty)
{
return(null);
}
SolutionPreviewResult currentResult = null;
foreach (var op in operations)
{
cancellationToken.ThrowIfCancellationRequested();
var applyChanges = op as ApplyChangesOperation;
if (applyChanges != null)
{
var oldSolution = workspace.CurrentSolution;
var newSolution = applyChanges.ChangedSolution.WithMergedLinkedFileChangesAsync(oldSolution, cancellationToken: cancellationToken).WaitAndGetResult(cancellationToken);
var preview = _previewService.GetSolutionPreviews(
oldSolution, newSolution, cancellationToken);
if (preview != null && !preview.IsEmpty)
{
currentResult = SolutionPreviewResult.Merge(currentResult, preview);
continue;
}
}
var previewOp = op as PreviewOperation;
if (previewOp != null)
{
currentResult = SolutionPreviewResult.Merge(currentResult,
new SolutionPreviewResult(new SolutionPreviewItem(
projectId: null, documentId: null,
lazyPreview: c => previewOp.GetPreviewAsync(c))));
continue;
}
var title = op.Title;
if (title != null)
{
currentResult = SolutionPreviewResult.Merge(currentResult,
new SolutionPreviewResult(new SolutionPreviewItem(
projectId: null, documentId: null, text: title)));
continue;
}
}
return(currentResult);
}
public async Task <SolutionPreviewResult?> GetPreviewsAsync(
Workspace workspace, ImmutableArray <CodeActionOperation> operations, CancellationToken cancellationToken)
{
if (operations.IsDefaultOrEmpty)
{
return(null);
}
SolutionPreviewResult?currentResult = null;
foreach (var op in operations)
{
cancellationToken.ThrowIfCancellationRequested();
if (op is ApplyChangesOperation applyChanges)
{
var oldSolution = workspace.CurrentSolution;
var newSolution = await applyChanges.ChangedSolution.WithMergedLinkedFileChangesAsync(
oldSolution, cancellationToken : cancellationToken).ConfigureAwait(false);
var preview = _previewService.GetSolutionPreviews(
oldSolution, newSolution, cancellationToken);
if (preview != null && !preview.IsEmpty)
{
currentResult = SolutionPreviewResult.Merge(currentResult, preview);
continue;
}
}
if (op is PreviewOperation previewOp)
{
currentResult = SolutionPreviewResult.Merge(currentResult,
new SolutionPreviewResult(ThreadingContext, new SolutionPreviewItem(
projectId: null, documentId: null,
lazyPreview: c => previewOp.GetPreviewAsync(c))));
continue;
}
var title = op.Title;
if (title != null)
{
currentResult = SolutionPreviewResult.Merge(currentResult,
new SolutionPreviewResult(ThreadingContext, new SolutionPreviewItem(
projectId: null, documentId: null, text: title)));
continue;
}
}
return(currentResult);
}
