public async Task <IWorkspaceProjectContext> CreateProjectContextAsync(ConfiguredProject project)
{
Requires.NotNull(project, nameof(project));
ProjectContextInitData data = await GetProjectContextInitDataAsync(project);
if (data.IsInvalid())
{
return(null);
}
object hostObject = _project.Services.HostObject;
IWorkspaceProjectContext context = await CreateProjectContextHandlingFaultAsync(data, hostObject);
if (context == null)
{
return(null);
}
// Wrap to enforce UI-thread
context = new ForegroundWorkspaceProjectContext(_threadingService, context);
_activeWorkspaceProjectContextTracker.RegisterContext(context, data.WorkspaceProjectContextId);
return(context);
}
private async Task <ProjectContextInitData> GetProjectContextInitDataAsync(ConfiguredProject project)
{
Guid projectGuid = await _projectGuidService.GetProjectGuidAsync();
IProjectRuleSnapshot snapshot = await GetLatestSnapshotAsync(project);
return(ProjectContextInitData.GetProjectContextInitData(snapshot, projectGuid, project.ProjectConfiguration));
}
public static ProjectContextInitData GetProjectContextInitData(IProjectRuleSnapshot snapshot, Guid projectGuid, ProjectConfiguration configuration)
{
var data = new ProjectContextInitData();
snapshot.Properties.TryGetValue(ConfigurationGeneral.LanguageServiceNameProperty, out data.LanguageName);
snapshot.Properties.TryGetValue(ConfigurationGeneral.TargetPathProperty, out data.BinOutputPath);
snapshot.Properties.TryGetValue(ConfigurationGeneral.MSBuildProjectFullPathProperty, out data.ProjectFilePath);
data.ProjectGuid = projectGuid;
data.WorkspaceProjectContextId = GetWorkspaceProjectContextId(data.ProjectFilePath, projectGuid, configuration);
return(data);
}
public async Task <IWorkspaceProjectContextAccessor?> CreateProjectContextAsync(ConfiguredProject project)
{
Requires.NotNull(project, nameof(project));
ProjectContextInitData data = await GetProjectContextInitDataAsync(project);
if (data.IsInvalid())
{
return(null);
}
object?hostObject = _project.Services.HostObject;
IWorkspaceProjectContext?context = await CreateProjectContextHandlingFaultAsync(data, hostObject);
if (context == null)
{
return(null);
}
return(new WorkspaceProjectContextAccessor(data.WorkspaceProjectContextId, context));
}
private async Task <IWorkspaceProjectContext?> CreateProjectContextHandlingFaultAsync(ProjectContextInitData data, object?hostObject)
{
try
{
// Call into Roslyn to init language service for this project
IWorkspaceProjectContext context = await _workspaceProjectContextFactory.Value.CreateProjectContextAsync(
data.LanguageName,
data.WorkspaceProjectContextId,
data.ProjectFilePath,
data.ProjectGuid,
hostObject,
data.BinOutputPath,
data.AssemblyName,
CancellationToken.None);
context.LastDesignTimeBuildSucceeded = false; // By default, turn off diagnostics until the first design time build succeeds for this project.
return(context);
}
catch (Exception ex)
{
await _faultHandlerService.ReportFaultAsync(ex, _project, ProjectFaultSeverity.LimitedFunctionality);
}
return(null);
}
private async Task <IWorkspaceProjectContext> CreateProjectContextHandlingFaultAsync(ProjectContextInitData data, object hostObject)
{
// TODO: https://github.com/dotnet/project-system/issues/353.
await _threadingService.SwitchToUIThread();
try
{
// Call into Roslyn to init language service for this project
IWorkspaceProjectContext context = _workspaceProjectContextFactory.Value.CreateProjectContext(
data.LanguageName,
data.WorkspaceProjectContextId,
data.ProjectFilePath,
data.ProjectGuid,
hostObject,
data.BinOutputPath);
context.LastDesignTimeBuildSucceeded = false; // By default, turn off diagnostics until the first design time build succeeds for this project.
return(context);
}
catch (Exception ex)
{
await _faultHandlerService.ReportFaultAsync(ex, _project, ProjectFaultSeverity.LimitedFunctionality);
}
return(null);
}
private async Task <IWorkspaceProjectContext?> CreateProjectContextHandlingFaultAsync(ProjectContextInitData data, object?hostObject)
{
try
{
// Call into Roslyn to init language service for this project
IWorkspaceProjectContext context = await _workspaceProjectContextFactory.Value.CreateProjectContextAsync(
data.LanguageName,
data.WorkspaceProjectContextId,
data.ProjectFilePath,
data.ProjectGuid,
hostObject,
data.BinOutputPath,
data.AssemblyName,
CancellationToken.None);
context.StartBatch();
try
{
// Update additional properties within a batch to avoid thread pool starvation.
// https://github.com/dotnet/project-system/issues/8027
context.LastDesignTimeBuildSucceeded = false; // By default, turn off diagnostics until the first design time build succeeds for this project.
// Pass along any early approximation we have of the command line options
#pragma warning disable CS0618 // This was obsoleted in favor of the one that takes an array, but here just the string is easier; we'll un-Obsolete this API
context.SetOptions(data.CommandLineArgsForDesignTimeEvaluation);
#pragma warning restore CS0618 // Type or member is obsolete
}
finally
{
await context.EndBatchAsync();
}
return(context);
}
catch (Exception ex)
{
await _faultHandlerService.ReportFaultAsync(ex, _project, ProjectFaultSeverity.LimitedFunctionality);
}
return(null);
}
