private static async Task <ISet <ProjectId> > GetProjectsThatCouldReferenceTypeAsync(
INamedTypeSymbol type,
Solution solution,
bool searchInMetadata,
CancellationToken cancellationToken)
{
var dependencyGraph = solution.GetProjectDependencyGraph();
if (searchInMetadata)
{
// For a metadata type, find all projects that refer to the metadata assembly that
// the type is defined in. Note: we pass 'null' for projects intentionally. We
// Need to find all the possible projects that contain this metadata.
var projectsThatReferenceMetadataAssembly =
await DependentProjectsFinder.GetDependentProjectsAsync(
type, solution, projects : null, cancellationToken : cancellationToken).ConfigureAwait(false);
// Now collect all the dependent projects as well.
var projectsThatCouldReferenceType =
projectsThatReferenceMetadataAssembly.SelectMany(
p => GetProjectsThatCouldReferenceType(dependencyGraph, p)).ToSet();
return(projectsThatCouldReferenceType);
}
else
{
// For a source project, find the project that that type was defined in.
var sourceProject = solution.GetProject(type.ContainingAssembly);
if (sourceProject == null)
{
return(SpecializedCollections.EmptySet <ProjectId>());
}
// Now find all the dependent of those projects.
var projectsThatCouldReferenceType = GetProjectsThatCouldReferenceType(
dependencyGraph, sourceProject).ToSet();
return(projectsThatCouldReferenceType);
}
}
internal static async Task <Tuple <IEnumerable <RenameLocation>, IEnumerable <RenameLocation> > > GetRenamableLocationsInStringsAndCommentsAsync(
ISymbol originalSymbol,
Solution solution,
bool renameInStrings,
bool renameInComments,
CancellationToken cancellationToken)
{
if (!renameInStrings && !renameInComments)
{
return(new Tuple <IEnumerable <RenameLocation>, IEnumerable <RenameLocation> >(null, null));
}
var renameText = originalSymbol.Name;
List <RenameLocation> stringLocations = renameInStrings ? new List <RenameLocation>() : null;
List <RenameLocation> commentLocations = renameInComments ? new List <RenameLocation>() : null;
var dependentProjects = await DependentProjectsFinder.GetDependentProjectsAsync(originalSymbol, solution, projects : null, cancellationToken : cancellationToken).ConfigureAwait(false);
foreach (var project in dependentProjects)
{
foreach (var document in project.Documents)
{
var syntaxFactsLanguageService = document.Project.LanguageServices.GetService <ISyntaxFactsService>();
if (renameInStrings)
{
await AddLocationsToRenameInStringsAsync(document, renameText, syntaxFactsLanguageService,
stringLocations, cancellationToken).ConfigureAwait(false);
}
if (renameInComments)
{
await AddLocationsToRenameInCommentsAsync(document, renameText, commentLocations, cancellationToken).ConfigureAwait(false);
}
}
}
return(new Tuple <IEnumerable <RenameLocation>, IEnumerable <RenameLocation> >(stringLocations, commentLocations));
}
protected virtual Task <ImmutableArray <Project> > DetermineProjectsToSearchAsync(
TSymbol symbol, Solution solution, IImmutableSet <Project> projects, CancellationToken cancellationToken)
{
return(DependentProjectsFinder.GetDependentProjectsAsync(
symbol, solution, projects, cancellationToken));
}
