private async Task UpdateSymbolTreeInfoAsync(Project project, CancellationToken cancellationToken)
{
if (!project.SupportsCompilation)
{
return;
}
// Check the semantic version of this project. The semantic version will change
// if any of the source files changed, or if the project version itself changed.
// (The latter happens when something happens to the project like metadata
// changing on disk).
var version = await project.GetSemanticVersionAsync(cancellationToken).ConfigureAwait(false);
ProjectInfo projectInfo;
if (!_projectToInfo.TryGetValue(project.Id, out projectInfo) || projectInfo.VersionStamp != version)
{
var compilation = await project.GetCompilationAsync(cancellationToken).ConfigureAwait(false);
// Update the symbol tree infos for metadata and source in parallel.
var referencesTask = UpdateReferencesAync(project, compilation, cancellationToken);
var projectTask = SymbolTreeInfo.GetInfoForSourceAssemblyAsync(project, cancellationToken);
await Task.WhenAll(referencesTask, projectTask).ConfigureAwait(false);
// Mark that we're up to date with this project. Future calls with the same
// semantic version can bail out immediately.
projectInfo = new ProjectInfo(version, await projectTask.ConfigureAwait(false));
_projectToInfo.AddOrUpdate(project.Id, projectInfo, (_1, _2) => projectInfo);
}
}
private async Task UpdateSourceSymbolTreeInfoAsync(
Project project,
CancellationToken cancellationToken
)
{
var checksum = await SymbolTreeInfo
.GetSourceSymbolsChecksumAsync(project, cancellationToken)
.ConfigureAwait(false);
if (
!_projectIdToInfo.TryGetValue(project.Id, out var projectInfo) ||
projectInfo.Checksum != checksum
)
{
projectInfo = await SymbolTreeInfo
.GetInfoForSourceAssemblyAsync(
project,
checksum,
loadOnly : false,
cancellationToken
)
.ConfigureAwait(false);
Contract.ThrowIfNull(projectInfo);
Contract.ThrowIfTrue(
projectInfo.Checksum != checksum,
"If we computed a SymbolTreeInfo, then its checksum much match our checksum."
);
// Mark that we're up to date with this project. Future calls with the same
// semantic version can bail out immediately.
_projectIdToInfo[project.Id] = projectInfo;
}
}
public async Task <SymbolTreeInfo> TryGetSourceSymbolTreeInfoAsync(
Project project,
CancellationToken cancellationToken
)
{
// See if the last value produced matches what the caller is asking for. If so, return that.
var checksum = await SymbolTreeInfo
.GetSourceSymbolsChecksumAsync(project, cancellationToken)
.ConfigureAwait(false);
if (
_projectIdToInfo.TryGetValue(project.Id, out var projectInfo) &&
projectInfo.Checksum == checksum
)
{
return(projectInfo);
}
// If we didn't have it in our cache, see if we can load it from disk.
// Note: pass 'loadOnly' so we only attempt to load from disk, not to actually
// try to create the index.
var info = await SymbolTreeInfo
.GetInfoForSourceAssemblyAsync(
project,
checksum,
loadOnly : true,
cancellationToken
)
.ConfigureAwait(false);
return(info);
}
private async Task UpdateSourceSymbolTreeInfoAsync(Project project, CancellationToken cancellationToken)
{
var checksum = await SymbolTreeInfo.GetSourceSymbolsChecksumAsync(project, cancellationToken).ConfigureAwait(false);
if (!_projectToInfo.TryGetValue(project.Id, out var projectInfo) ||
projectInfo.Checksum != checksum)
{
projectInfo = await SymbolTreeInfo.GetInfoForSourceAssemblyAsync(
project, checksum, cancellationToken).ConfigureAwait(false);
// Mark that we're up to date with this project. Future calls with the same
// semantic version can bail out immediately.
_projectToInfo.AddOrUpdate(project.Id, projectInfo, (_1, _2) => projectInfo);
}
}
private async Task UpdateSymbolTreeInfoAsync(Project project, CancellationToken cancellationToken)
{
if (project.Solution.Workspace.Kind != "Test" &&
project.Solution.Workspace.Kind != WorkspaceKind.RemoteWorkspace &&
project.Solution.Workspace.Options.GetOption(NavigateToOptions.OutOfProcessAllowed))
{
// if GoTo feature is set to run on remote host, then we don't need to build inproc cache.
// remote host will build this cache in remote host.
return;
}
if (!project.SupportsCompilation)
{
return;
}
// Check the semantic version of this project. The semantic version will change
// if any of the source files changed, or if the project version itself changed.
// (The latter happens when something happens to the project like metadata
// changing on disk).
var version = await project.GetSemanticVersionAsync(cancellationToken).ConfigureAwait(false);
if (!_projectToInfo.TryGetValue(project.Id, out var projectInfo) || projectInfo.VersionStamp != version)
{
var compilation = await project.GetCompilationAsync(cancellationToken).ConfigureAwait(false);
// Update the symbol tree infos for metadata and source in parallel.
var referencesTask = UpdateReferencesAync(project, compilation, cancellationToken);
var projectTask = SymbolTreeInfo.GetInfoForSourceAssemblyAsync(project, cancellationToken);
await Task.WhenAll(referencesTask, projectTask).ConfigureAwait(false);
// Mark that we're up to date with this project. Future calls with the same
// semantic version can bail out immediately.
projectInfo = new ProjectInfo(version, await projectTask.ConfigureAwait(false));
_projectToInfo.AddOrUpdate(project.Id, projectInfo, (_1, _2) => projectInfo);
}
}
