private bool TryAddReferenceToKnownProject(
ProjectId id,
string projectReferencePath,
ImmutableArray <string> aliases,
ResolvedReferencesBuilder builder)
{
if (_projectMap.TryGetIdsByProjectPath(projectReferencePath, out var projectReferenceIds))
{
foreach (var projectReferenceId in projectReferenceIds)
{
// Don't add a reference if the project already has a reference on us. Otherwise, it will cause a circularity.
if (ProjectReferenceExists(to: id, from: projectReferenceId))
{
return(false);
}
var outputRefFilePath = _projectMap.GetOutputRefFilePathById(projectReferenceId);
var outputFilePath = _projectMap.GetOutputFilePathById(projectReferenceId);
if (builder.Contains(outputRefFilePath) ||
builder.Contains(outputFilePath))
{
var newProjectReference = CreateProjectReference(from: id, to: projectReferenceId, aliases);
builder.SwapMetadataReferenceForProjectReference(newProjectReference, outputRefFilePath, outputFilePath);
return(true);
}
}
}
return(false);
}
private async Task <bool> TryLoadAndAddReferenceAsync(ProjectId id, string projectReferencePath, ImmutableArray <string> aliases, ResolvedReferencesBuilder builder, CancellationToken cancellationToken)
{
var projectReferenceInfos = await LoadProjectInfosFromPathAsync(projectReferencePath, _discoveredProjectOptions, cancellationToken).ConfigureAwait(false);
// Find the project reference info whose output we have a metadata reference for.
ProjectInfo projectReferenceInfo = null;
foreach (var info in projectReferenceInfos)
{
if (builder.Contains(info.OutputFilePath) ||
builder.Contains(info.OutputRefFilePath))
{
projectReferenceInfo = info;
break;
}
}
if (projectReferenceInfo == null)
{
return(false);
}
if (!ProjectReferenceExists(to: id, from: projectReferenceInfo))
{
var newProjectReference = CreateProjectReference(from: id, to: projectReferenceInfo.Id, aliases);
builder.SwapMetadataReferenceForProjectReference(newProjectReference, projectReferenceInfo.OutputRefFilePath, projectReferenceInfo.OutputFilePath);
}
else
{
// This project already has a reference on us. Don't introduce a circularity by referencing it.
// However, if the project's output doesn't exist on disk, we need to remove from our list of
// metadata references to avoid failures later. Essentially, the concern here is that the metadata
// reference is an UnresolvedMetadataReference, which will throw when we try to create a
// Compilation with it.
if (!File.Exists(projectReferenceInfo.OutputRefFilePath))
{
builder.Remove(projectReferenceInfo.OutputRefFilePath);
}
if (!File.Exists(projectReferenceInfo.OutputFilePath))
{
builder.Remove(projectReferenceInfo.OutputFilePath);
}
}
// Note that we return true even if we don't actually add a reference due to a circularity because,
// in that case, we've still handled everything.
return(true);
}
private async Task <bool> TryLoadAndAddReferenceAsync(ProjectId id, string projectReferencePath, ImmutableArray <string> aliases, ResolvedReferencesBuilder builder, CancellationToken cancellationToken)
{
var projectReferenceInfos = await LoadProjectInfosFromPathAsync(projectReferencePath, _discoveredProjectOptions, cancellationToken).ConfigureAwait(false);
if (projectReferenceInfos.IsEmpty)
{
return(false);
}
// Find the project reference info whose output we have a metadata reference for.
ProjectInfo projectReferenceInfo = null;
foreach (var info in projectReferenceInfos)
{
if (builder.Contains(info.OutputFilePath) ||
builder.Contains(info.OutputRefFilePath))
{
projectReferenceInfo = info;
break;
}
}
if (projectReferenceInfo == null)
{
// We didn't find the project reference info that matches any of our metadata references.
// In this case, we'll go ahead and use the first project reference info that was found,
// but report a warning because this likely means that either a metadata reference path
// or a project output path is incorrect.
projectReferenceInfo = projectReferenceInfos[0];
_diagnosticReporter.Report(new ProjectDiagnostic(
WorkspaceDiagnosticKind.Warning,
string.Format(WorkspaceMSBuildResources.Found_project_reference_without_a_matching_metadata_reference_0, projectReferencePath),
id));
}
if (!ProjectReferenceExists(to: id, from: projectReferenceInfo))
{
var newProjectReference = CreateProjectReference(from: id, to: projectReferenceInfo.Id, aliases);
builder.SwapMetadataReferenceForProjectReference(newProjectReference, projectReferenceInfo.OutputRefFilePath, projectReferenceInfo.OutputFilePath);
}
else
{
// This project already has a reference on us. Don't introduce a circularity by referencing it.
// However, if the project's output doesn't exist on disk, we need to remove from our list of
// metadata references to avoid failures later. Essentially, the concern here is that the metadata
// reference is an UnresolvedMetadataReference, which will throw when we try to create a
// Compilation with it.
if (!File.Exists(projectReferenceInfo.OutputRefFilePath))
{
builder.Remove(projectReferenceInfo.OutputRefFilePath);
}
if (!File.Exists(projectReferenceInfo.OutputFilePath))
{
builder.Remove(projectReferenceInfo.OutputFilePath);
}
}
// Note that we return true even if we don't actually add a reference due to a circularity because,
// in that case, we've still handled everything.
return(true);
}
