internal void LogBuildState(ProjectAnalysisSummary lastEditSessionSummary)
{
lock (_encEditSessionInfoGuard)
{
Debug.Assert(_encEditSessionInfo != null);
_encEditSessionInfo.HadCompilationErrors |= lastEditSessionSummary == ProjectAnalysisSummary.CompilationErrors;
_encEditSessionInfo.HadRudeEdits |= lastEditSessionSummary == ProjectAnalysisSummary.RudeEdits;
_encEditSessionInfo.HadValidChanges |= lastEditSessionSummary == ProjectAnalysisSummary.ValidChanges;
_encEditSessionInfo.HadValidInsignificantChanges |= lastEditSessionSummary == ProjectAnalysisSummary.ValidInsignificantChanges;
}
}
private static string ToString(ProjectAnalysisSummary summary)
{
switch (summary)
{
case ProjectAnalysisSummary.CompilationErrors: return(nameof(ProjectAnalysisSummary.CompilationErrors));
case ProjectAnalysisSummary.NoChanges: return(nameof(ProjectAnalysisSummary.NoChanges));
case ProjectAnalysisSummary.RudeEdits: return(nameof(ProjectAnalysisSummary.RudeEdits));
case ProjectAnalysisSummary.ValidChanges: return(nameof(ProjectAnalysisSummary.ValidChanges));
case ProjectAnalysisSummary.ValidInsignificantChanges: return(nameof(ProjectAnalysisSummary.ValidInsignificantChanges));
default: return(null);
}
}
private static string ToString(ProjectAnalysisSummary summary)
=> summary switch
{
/// <summary>
/// Returns the state of the changes made to the source.
/// The EnC manager calls this to determine whether there are any changes to the source
/// and if so whether there are any rude edits.
/// </summary>
public int GetENCBuildState(ShellInterop.ENC_BUILD_STATE[] pENCBuildState)
{
try
{
using (NonReentrantContext)
{
Debug.Assert(pENCBuildState != null && pENCBuildState.Length == 1);
// GetENCBuildState is called outside of edit session (at least) in following cases:
// 1) when the debugger is determining whether a source file checksum matches the one in PDB.
// 2) when the debugger is setting the next statement and a change is pending
// See CDebugger::SetNextStatement(CTextPos* pTextPos, bool WarnOnFunctionChange):
//
// pENC2->ExitBreakState();
// >>> hr = GetCodeContextOfPosition(pTextPos, &pCodeContext, &pProgram, true, true);
// pENC2->EnterBreakState(m_pSession, GetEncBreakReason());
//
// The debugger seem to expect ENC_NOT_MODIFIED in these cases, otherwise errors occur.
if (_changesApplied || _encService.EditSession == null)
{
_lastEditSessionSummary = ProjectAnalysisSummary.NoChanges;
}
else
{
// Fetch the latest snapshot of the project and get an analysis summary for any changes
// made since the break mode was entered.
var currentProject = _vsProject.VisualStudioWorkspace.CurrentSolution.GetProject(_vsProject.Id);
if (currentProject == null)
{
// If the project has yet to be loaded into the solution (which may be the case,
// since they are loaded on-demand), then it stands to reason that it has not yet
// been modified.
// TODO (https://github.com/dotnet/roslyn/issues/1204): this check should be unnecessary.
_lastEditSessionSummary = ProjectAnalysisSummary.NoChanges;
log.Write($"Project '{_vsProject.DisplayName}' has not yet been loaded into the solution");
}
else
{
_projectBeingEmitted = currentProject;
_lastEditSessionSummary = GetProjectAnalysisSummary(_projectBeingEmitted);
}
_encService.EditSession.LogBuildState(_lastEditSessionSummary);
}
switch (_lastEditSessionSummary)
{
case ProjectAnalysisSummary.NoChanges:
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_NOT_MODIFIED;
break;
case ProjectAnalysisSummary.CompilationErrors:
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_COMPILE_ERRORS;
break;
case ProjectAnalysisSummary.RudeEdits:
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_NONCONTINUABLE_ERRORS;
break;
case ProjectAnalysisSummary.ValidChanges:
case ProjectAnalysisSummary.ValidInsignificantChanges:
// The debugger doesn't distinguish between these two.
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_APPLY_READY;
break;
default:
throw ExceptionUtilities.Unreachable;
}
log.Write("EnC state of '{0}' queried: {1}{2}",
_vsProject.DisplayName,
pENCBuildState[0],
_encService.EditSession != null ? "" : " (no session)");
return VSConstants.S_OK;
}
}
catch (Exception e) when (FatalError.ReportWithoutCrash(e))
{
return VSConstants.E_FAIL;
}
}
internal void LogBuildState(ProjectAnalysisSummary lastEditSessionSummary)
{
lock (_encEditSessionInfoGuard)
{
Debug.Assert(_encEditSessionInfo != null);
_encEditSessionInfo.HadCompilationErrors |= lastEditSessionSummary == ProjectAnalysisSummary.CompilationErrors;
_encEditSessionInfo.HadRudeEdits |= lastEditSessionSummary == ProjectAnalysisSummary.RudeEdits;
_encEditSessionInfo.HadValidChanges |= lastEditSessionSummary == ProjectAnalysisSummary.ValidChanges;
_encEditSessionInfo.HadValidInsignificantChanges |= lastEditSessionSummary == ProjectAnalysisSummary.ValidInsignificantChanges;
}
}
/// <summary>
/// Returns the state of the changes made to the source.
/// The EnC manager calls this to determine whether there are any changes to the source
/// and if so whether there are any rude edits.
/// </summary>
public int GetENCBuildState(ShellInterop.ENC_BUILD_STATE[] pENCBuildState)
{
try
{
using (NonReentrantContext)
{
Debug.Assert(pENCBuildState != null && pENCBuildState.Length == 1);
// GetENCBuildState is called outside of edit session (at least) in following cases:
// 1) when the debugger is determining whether a source file checksum matches the one in PDB.
// 2) when the debugger is setting the next statement and a change is pending
// See CDebugger::SetNextStatement(CTextPos* pTextPos, bool WarnOnFunctionChange):
//
// pENC2->ExitBreakState();
// >>> hr = GetCodeContextOfPosition(pTextPos, &pCodeContext, &pProgram, true, true);
// pENC2->EnterBreakState(m_pSession, GetEncBreakReason());
if (_changesApplied)
{
_lastEditSessionSummary = ProjectAnalysisSummary.NoChanges;
}
else if (_encService.EditSession != null)
{
_projectBeingEmitted = _vsProject.VisualStudioWorkspace.CurrentSolution.GetProject(_vsProject.Id);
_lastEditSessionSummary = GetProjectAnalysisSummary(_projectBeingEmitted);
_encService.EditSession.LogBuildState(_lastEditSessionSummary);
}
switch (_lastEditSessionSummary)
{
case ProjectAnalysisSummary.NoChanges:
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_NOT_MODIFIED;
break;
case ProjectAnalysisSummary.CompilationErrors:
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_COMPILE_ERRORS;
break;
case ProjectAnalysisSummary.RudeEdits:
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_NONCONTINUABLE_ERRORS;
break;
case ProjectAnalysisSummary.ValidChanges:
case ProjectAnalysisSummary.ValidInsignificantChanges:
// The debugger doesn't distinguish between these two.
pENCBuildState[0] = ShellInterop.ENC_BUILD_STATE.ENC_APPLY_READY;
break;
default:
throw ExceptionUtilities.Unreachable;
}
log.Write("EnC state of '{0}' queried: {1}{2}",
_vsProject.DisplayName,
pENCBuildState[0],
_encService.EditSession != null ? "" : " (no session)");
return VSConstants.S_OK;
}
}
catch (Exception e) when(FatalError.Report(e))
{
throw ExceptionUtilities.Unreachable;
}
}
