/// <summary>
/// This is top level entry point for diagnostic calculation from client (VS).
///
/// This will be called by ServiceHub/JsonRpc framework
/// </summary>
public async Task CalculateDiagnosticsAsync(DiagnosticArguments arguments, byte[] solutionChecksum, string streamName)
{
using (RoslynLogger.LogBlock(FunctionId.CodeAnalysisService_CalculateDiagnosticsAsync, arguments.ProjectIdDebugName, CancellationToken))
{
try
{
var optionSet = await RoslynServices.AssetService.GetAssetAsync<OptionSet>(arguments.GetOptionSetChecksum(), CancellationToken).ConfigureAwait(false);
// entry point for diagnostic service
var solution = await RoslynServices.SolutionService.GetSolutionAsync(new Checksum(solutionChecksum), optionSet, CancellationToken).ConfigureAwait(false);
var projectId = arguments.GetProjectId();
var analyzers = await GetHostAnalyzerReferences(arguments.GetHostAnalyzerChecksums()).ConfigureAwait(false);
var result = await (new DiagnosticComputer(solution.GetProject(projectId))).GetDiagnosticsAsync(
analyzers, arguments.AnalyzerIds, arguments.ReportSuppressedDiagnostics, arguments.LogAnalyzerExecutionTime, CancellationToken).ConfigureAwait(false);
await SerializeDiagnosticResultAsync(streamName, result).ConfigureAwait(false);
}
catch (IOException)
{
// stream to send over result has closed before we
// had chance to check cancellation
}
catch (OperationCanceledException)
{
// rpc connection has closed.
// this can happen if client side cancelled the
// operation
}
}
}
private async Task<DiagnosticAnalysisResultMap<DiagnosticAnalyzer, DiagnosticAnalysisResult>> AnalyzeOutOfProcAsync(
RemoteHostClient client, CompilationWithAnalyzers analyzerDriver, Project project, CancellationToken cancellationToken)
{
var solution = project.Solution;
var snapshotService = solution.Workspace.Services.GetService<ISolutionSynchronizationService>();
// TODO: this should be moved out
var analyzerMap = CreateAnalyzerMap(analyzerDriver.Analyzers);
if (analyzerMap.Count == 0)
{
return DiagnosticAnalysisResultMap.Create(ImmutableDictionary<DiagnosticAnalyzer, DiagnosticAnalysisResult>.Empty, ImmutableDictionary<DiagnosticAnalyzer, AnalyzerTelemetryInfo>.Empty);
}
var optionAsset = GetOptionsAsset(solution, project.Language, cancellationToken);
var hostChecksums = GetHostAnalyzerReferences(snapshotService, project.Language, _analyzerService.GetHostAnalyzerReferences(), cancellationToken);
var argument = new DiagnosticArguments(
analyzerDriver.AnalysisOptions.ReportSuppressedDiagnostics,
analyzerDriver.AnalysisOptions.LogAnalyzerExecutionTime,
project.Id, optionAsset.Checksum.ToArray(), hostChecksums, analyzerMap.Keys.ToArray());
// TODO: send telemetry on session
using (var session = await client.CreateCodeAnalysisServiceSessionAsync(solution, cancellationToken).ConfigureAwait(false))
{
session.AddAdditionalAssets(optionAsset);
var result = await session.InvokeAsync(
WellKnownServiceHubServices.CodeAnalysisService_CalculateDiagnosticsAsync,
new object[] { argument },
(s, c) => GetCompilerAnalysisResultAsync(s, analyzerMap, project, c)).ConfigureAwait(false);
ReportAnalyzerExceptions(project, result.Exceptions);
return result;
}
}
