private async Task PopulateWorkspaceFromDeferredProjectInfoAsync(
CancellationToken cancellationToken)
{
// NOTE: We need to check cancellationToken after each await, in case the user has
// already closed the solution.
AssertIsForeground();
var componentModel = _serviceProvider.GetService(typeof(SComponentModel)) as IComponentModel;
var workspaceProjectContextFactory = componentModel.GetService <IWorkspaceProjectContextFactory>();
var dte = _serviceProvider.GetService(typeof(EnvDTE.DTE)) as EnvDTE.DTE;
var solutionConfig = (EnvDTE80.SolutionConfiguration2)dte.Solution.SolutionBuild.ActiveConfiguration;
OutputToOutputWindow($"Getting project information - start");
var start = DateTimeOffset.UtcNow;
var projectInfos = SpecializedCollections.EmptyReadOnlyDictionary <string, DeferredProjectInformation>();
// Note that `solutionConfig` may be null. For example: if the solution doesn't actually
// contain any projects.
if (solutionConfig != null)
{
// Capture the context so that we come back on the UI thread, and do the actual project creation there.
var deferredProjectWorkspaceService = _workspaceServices.GetService <IDeferredProjectWorkspaceService>();
projectInfos = await deferredProjectWorkspaceService.GetDeferredProjectInfoForConfigurationAsync(
$"{solutionConfig.Name}|{solutionConfig.PlatformName}",
cancellationToken).ConfigureAwait(true);
}
AssertIsForeground();
cancellationToken.ThrowIfCancellationRequested();
OutputToOutputWindow($"Getting project information - done (took {DateTimeOffset.UtcNow - start})");
OutputToOutputWindow($"Creating projects - start");
start = DateTimeOffset.UtcNow;
var targetPathsToProjectPaths = BuildTargetPathMap(projectInfos);
var analyzerAssemblyLoader = _workspaceServices.GetRequiredService <IAnalyzerService>().GetLoader();
foreach (var projectFilename in projectInfos.Keys)
{
cancellationToken.ThrowIfCancellationRequested();
GetOrCreateProjectFromArgumentsAndReferences(
workspaceProjectContextFactory,
analyzerAssemblyLoader,
projectFilename,
projectInfos,
targetPathsToProjectPaths);
}
OutputToOutputWindow($"Creating projects - done (took {DateTimeOffset.UtcNow - start})");
OutputToOutputWindow($"Pushing to workspace - start");
start = DateTimeOffset.UtcNow;
FinishLoad();
OutputToOutputWindow($"Pushing to workspace - done (took {DateTimeOffset.UtcNow - start})");
}
private async Task <ActiveStatementsMap> GetBaseActiveStatementsAsync(CancellationToken cancellationToken)
{
try
{
return(CreateActiveStatementsMap(_baseSolution, await _activeStatementProvider.GetActiveStatementsAsync(cancellationToken).ConfigureAwait(false)));
}
catch (Exception e) when(FatalError.ReportWithoutCrashUnlessCanceled(e))
{
return(new ActiveStatementsMap(
SpecializedCollections.EmptyReadOnlyDictionary <DocumentId, ImmutableArray <ActiveStatement> >(),
SpecializedCollections.EmptyReadOnlyDictionary <ActiveInstructionId, ActiveStatement>()));
}
}
private async Task PopulateWorkspaceFromDeferredProjectInfoAsync(
CancellationToken cancellationToken)
{
// NOTE: We need to check cancellationToken after each await, in case the user has
// already closed the solution.
AssertIsForeground();
var start = DateTimeOffset.UtcNow;
var dte = _serviceProvider.GetService(typeof(EnvDTE.DTE)) as EnvDTE.DTE;
var solutionConfig = (EnvDTE80.SolutionConfiguration2)dte.Solution.SolutionBuild.ActiveConfiguration;
OutputToOutputWindow($"Getting project information - start");
var projectInfos = SpecializedCollections.EmptyReadOnlyDictionary <string, DeferredProjectInformation>();
// Note that `solutionConfig` may be null. For example: if the solution doesn't actually
// contain any projects.
if (solutionConfig != null)
{
// Capture the context so that we come back on the UI thread, and do the actual project creation there.
var deferredProjectWorkspaceService = _workspaceServices.GetService <IDeferredProjectWorkspaceService>();
projectInfos = await deferredProjectWorkspaceService.GetDeferredProjectInfoForConfigurationAsync(
$"{solutionConfig.Name}|{solutionConfig.PlatformName}",
cancellationToken).ConfigureAwait(true);
}
AssertIsForeground();
cancellationToken.ThrowIfCancellationRequested();
OutputToOutputWindow($"Getting project information - done (took {DateTimeOffset.UtcNow - start})");
ForceLoadProjectsWhoseDesignTimeBuildFailed(projectInfos);
CreateDeferredProjects(projectInfos, cancellationToken);
CallWithTimingLog("Pushing to workspace", FinishLoad);
}
/// <summary>
/// Calculate the set of changes up to top-level types. The result
/// will be used as a filter when traversing the module.
///
/// Note that these changes only include user-defined source symbols, not synthesized symbols since those will be
/// generated during lowering of the changed user-defined symbols.
/// </summary>
private static void CalculateChanges(IEnumerable <SemanticEdit> edits, out IReadOnlyDictionary <ISymbol, SymbolChange> changes, out ISet <ISymbol> replaceSymbols, out IReadOnlyDictionary <ISymbol, ISet <ISymbol> > deletedMembers)
{
var changesBuilder = new Dictionary <ISymbol, SymbolChange>();
HashSet <ISymbol>?lazyReplaceSymbolsBuilder = null;
Dictionary <ISymbol, ISet <ISymbol> >?lazyDeletedMembersBuilder = null;
foreach (var edit in edits)
{
SymbolChange change;
switch (edit.Kind)
{
case SemanticEditKind.Update:
change = SymbolChange.Updated;
break;
case SemanticEditKind.Insert:
change = SymbolChange.Added;
break;
case SemanticEditKind.Replace:
Debug.Assert(edit.NewSymbol != null);
(lazyReplaceSymbolsBuilder ??= new HashSet <ISymbol>()).Add(edit.NewSymbol);
change = SymbolChange.Added;
break;
case SemanticEditKind.Delete:
// We allow method deletions only at the moment.
// For deletions NewSymbol is actually containing symbol
if (edit.OldSymbol is IMethodSymbol && edit.NewSymbol is { } newContainingSymbol)
{
Debug.Assert(edit.OldSymbol != null);
lazyDeletedMembersBuilder ??= new();
if (!lazyDeletedMembersBuilder.TryGetValue(newContainingSymbol, out var set))
{
set = new HashSet <ISymbol>();
lazyDeletedMembersBuilder.Add(newContainingSymbol, set);
}
set.Add(edit.OldSymbol);
// We need to make sure we track the containing type of the member being
// deleted, from the new compilation, in case the deletion is the only change.
if (!changesBuilder.ContainsKey(newContainingSymbol))
{
changesBuilder.Add(newContainingSymbol, SymbolChange.ContainsChanges);
AddContainingTypesAndNamespaces(changesBuilder, newContainingSymbol);
}
}
continue;
default:
throw ExceptionUtilities.UnexpectedValue(edit.Kind);
}
var member = edit.NewSymbol;
RoslynDebug.AssertNotNull(member);
// Partial methods are supplied as implementations but recorded
// internally as definitions since definitions are used in emit.
if (member.Kind == SymbolKind.Method)
{
var method = (IMethodSymbol)member;
// Partial methods should be implementations, not definitions.
Debug.Assert(method.PartialImplementationPart == null);
Debug.Assert((edit.OldSymbol == null) || (((IMethodSymbol)edit.OldSymbol).PartialImplementationPart == null));
var definitionPart = method.PartialDefinitionPart;
if (definitionPart != null)
{
member = definitionPart;
}
}
AddContainingTypesAndNamespaces(changesBuilder, member);
changesBuilder.Add(member, change);
}
changes = changesBuilder;
replaceSymbols = lazyReplaceSymbolsBuilder ?? SpecializedCollections.EmptySet <ISymbol>();
deletedMembers = lazyDeletedMembersBuilder ?? SpecializedCollections.EmptyReadOnlyDictionary <ISymbol, ISet <ISymbol> >();
}
