public async Task<AnalysisData> GetDocumentBodyAnalysisDataAsync(
DiagnosticAnalyzer provider, ProviderId providerId, VersionArgument versions, DiagnosticAnalyzerDriver analyzerDriver,
SyntaxNode root, SyntaxNode member, int memberId, bool supportsSemanticInSpan, MemberRangeMap.MemberRanges ranges)
{
try
{
var document = analyzerDriver.Document;
var cancellationToken = analyzerDriver.CancellationToken;
var state = AnalyzersAndState.GetOrCreateDiagnosticState(StateType.Document, providerId, provider, document.Project.Id, document.Project.Language);
var existingData = await state.TryGetExistingDataAsync(document, cancellationToken).ConfigureAwait(false);
ImmutableArray<DiagnosticData> diagnosticData;
if (supportsSemanticInSpan && CanUseDocumentState(existingData, ranges.TextVersion, versions.DataVersion))
{
var memberDxData = await GetSemanticDiagnosticsAsync(providerId, provider, analyzerDriver).ConfigureAwait(false);
diagnosticData = _owner.UpdateDocumentDiagnostics(existingData, ranges.Ranges, memberDxData.AsImmutableOrEmpty(), root.SyntaxTree, member, memberId);
ValidateMemberDiagnostics(providerId, provider, document, root, diagnosticData);
}
else
{
// if we can't re-use existing document state, only option we have is updating whole document state here.
var dx = await GetSemanticDiagnosticsAsync(providerId, provider, analyzerDriver).ConfigureAwait(false);
diagnosticData = dx.AsImmutableOrEmpty();
}
return new AnalysisData(versions.TextVersion, versions.DataVersion, GetExistingItems(existingData), diagnosticData);
}
catch (Exception e) when(FatalError.ReportUnlessCanceled(e))
{
throw ExceptionUtilities.Unreachable;
}
}
public DiagnosticIncrementalAnalyzer(DiagnosticAnalyzerService owner, int correlationId, Workspace workspace, AnalyzerManager analyzerManager)
{
_owner = owner;
_correlationId = correlationId;
_memberRangeMap = new MemberRangeMap();
_analyzersAndState = new DiagnosticAnalyzersAndStates(this, workspace, analyzerManager);
_executor = new AnalyzerExecutor(this);
_diagnosticLogAggregator = new DiagnosticLogAggregator(_owner);
}