public static async Task <Solution> GetRequiredChangedSolutionAsync(this CodeAction codeAction, IProgressTracker progressTracker, CancellationToken cancellationToken)
{
var solution = await codeAction.GetChangedSolutionAsync(progressTracker, cancellationToken).ConfigureAwait(false);
if (solution is null)
{
throw new InvalidOperationException(string.Format(WorkspacesResources.CodeAction__0__did_not_produce_a_changed_solution, codeAction.Title));
}
return(solution);
}
private async Task <(ProjectChanges, IEnumerable <TextChange>)> GetChangesForCodeActionAsync(
Document document,
CodeAction codeAction,
ProgressTracker progressTracker,
IDocumentTextDifferencingService textDiffingService,
CancellationToken cancellationToken)
{
var newSolution = await codeAction.GetChangedSolutionAsync(
progressTracker, cancellationToken : cancellationToken).ConfigureAwait(false);
var newDocument = newSolution.GetDocument(document.Id);
// Use Line differencing to reduce the possibility of changes that overwrite existing code.
var textChanges = await textDiffingService.GetTextChangesAsync(
document, newDocument, TextDifferenceTypes.Line, cancellationToken).ConfigureAwait(false);
var projectChanges = newDocument.Project.GetChanges(document.Project);
return(projectChanges, textChanges);
}