private Tuple <MetadataItem, bool> GetMetadataFromProjectLevelCache(IBuildController controller, IInputParameters key)
{
DateTime triggeredTime = DateTime.UtcNow;
var projectLevelCache = key.Cache;
var projectConfig = key.BuildInfo;
var rebuildProject = _rebuild || projectConfig == null || key.HasChanged(projectConfig);
MetadataItem projectMetadata;
if (!rebuildProject)
{
// Load from cache
var cacheFile = Path.Combine(projectConfig.OutputFolder, projectConfig.RelativeOutputFiles.First());
Logger.Log(LogLevel.Info, $"'{projectConfig.InputFilesKey}' keep up-to-date since '{projectConfig.TriggeredUtcTime.ToString()}', cached intermediate result '{cacheFile}' is used.");
if (TryParseYamlMetadataFile(cacheFile, out projectMetadata))
{
return(Tuple.Create(projectMetadata, rebuildProject));
}
else
{
Logger.Log(LogLevel.Info, $"'{projectConfig.InputFilesKey}' is invalid, rebuild needed.");
}
}
projectMetadata = new IntermediateMetadataExtractor(controller).Extract(key);
var file = Path.GetRandomFileName();
var cacheOutputFolder = projectLevelCache.OutputFolder;
var path = Path.Combine(cacheOutputFolder, file);
YamlUtility.Serialize(path, projectMetadata);
Logger.Log(LogLevel.Verbose, $"Successfully generated metadata {cacheOutputFolder} for {projectMetadata.Name}");
// Save to cache
projectLevelCache.SaveToCache(key.Key, key.Files, triggeredTime, cacheOutputFolder, new List <string>()
{
file
}, key.Options);
return(Tuple.Create(projectMetadata, rebuildProject));
}
private async Task SaveAllMembersFromCacheAsync()
{
var forceRebuild = _rebuild;
var outputFolder = _outputFolder;
var projectCache = new ConcurrentDictionary <string, Project>();
// Project<=>Documents
var documentCache = new ProjectDocumentCache();
var projectDependencyGraph = new ConcurrentDictionary <string, List <string> >();
DateTime triggeredTime = DateTime.UtcNow;
// Exclude not supported files from inputs
var cacheKey = GetCacheKey(_files.SelectMany(s => s.Value));
Logger.LogInfo("Loading projects...");
if (_files.TryGetValue(FileType.Solution, out var sln))
{
var solutions = sln.Select(s => s.NormalizedPath);
// No matter is incremental or not, we have to load solutions into memory
foreach (var path in solutions)
{
using (new LoggerFileScope(path))
{
documentCache.AddDocument(path, path);
var solution = await GetSolutionAsync(path);
if (solution != null)
{
foreach (var project in solution.Projects)
{
var projectFile = new FileInformation(project.FilePath);
// If the project is csproj/vbproj, add to project dictionary, otherwise, ignore
if (projectFile.IsSupportedProject())
{
projectCache.GetOrAdd(projectFile.NormalizedPath, s => project);
}
else
{
Logger.LogWarning($"Project {projectFile.RawPath} inside solution {path} is ignored, supported projects are csproj and vbproj.");
}
}
}
}
}
}
if (_files.TryGetValue(FileType.Project, out var p))
{
foreach (var pp in p)
{
GetProject(projectCache, pp.NormalizedPath);
}
}
if (_files.TryGetValue(FileType.ProjectJsonProject, out var pjp))
{
await pjp.Select(s => s.NormalizedPath).ForEachInParallelAsync(path =>
{
projectCache.GetOrAdd(path, s => GetProjectJsonProject(s));
return(Task.CompletedTask);
}, 60);
}
foreach (var item in projectCache)
{
var path = item.Key;
var project = item.Value;
documentCache.AddDocument(path, path);
if (project.HasDocuments)
{
documentCache.AddDocuments(path, project.Documents.Select(s => s.FilePath));
}
else
{
Logger.Log(LogLevel.Warning, $"Project '{project.FilePath}' does not contain any documents.");
}
documentCache.AddDocuments(path, project.MetadataReferences
.Where(s => s is PortableExecutableReference)
.Select(s => ((PortableExecutableReference)s).FilePath));
FillProjectDependencyGraph(projectCache, projectDependencyGraph, project);
// duplicate project references will fail Project.GetCompilationAsync
var groups = project.ProjectReferences.GroupBy(r => r);
if (groups.Any(g => g.Count() > 1))
{
projectCache[path] = project.WithProjectReferences(groups.Select(g => g.Key));
}
}
var csFiles = new List <string>();
var vbFiles = new List <string>();
var assemblyFiles = new List <string>();
if (_files.TryGetValue(FileType.CSSourceCode, out var cs))
{
csFiles.AddRange(cs.Select(s => s.NormalizedPath));
documentCache.AddDocuments(csFiles);
}
if (_files.TryGetValue(FileType.VBSourceCode, out var vb))
{
vbFiles.AddRange(vb.Select(s => s.NormalizedPath));
documentCache.AddDocuments(vbFiles);
}
if (_files.TryGetValue(FileType.Assembly, out var asm))
{
assemblyFiles.AddRange(asm.Select(s => s.NormalizedPath));
documentCache.AddDocuments(assemblyFiles);
}
// Incremental check for inputs as a whole:
var applicationCache = ApplicationLevelCache.Get(cacheKey);
var options = _options;
if (!forceRebuild)
{
var buildInfo = applicationCache.GetValidConfig(cacheKey);
if (buildInfo != null)
{
IncrementalCheck check = new IncrementalCheck(buildInfo);
if (!options.HasChanged(check, true))
{
// 1. Check if sln files/ project files and its contained documents/ source files are modified
var projectModified = check.AreFilesModified(documentCache.Documents);
if (!projectModified)
{
// 2. Check if documents/ assembly references are changed in a project
// e.g. <Compile Include="*.cs* /> and file added/deleted
foreach (var project in projectCache.Values)
{
var key = StringExtension.ToNormalizedFullPath(project.FilePath);
IEnumerable <string> currentContainedFiles = documentCache.GetDocuments(project.FilePath);
var previousDocumentCache = new ProjectDocumentCache(buildInfo.ContainedFiles);
IEnumerable <string> previousContainedFiles = previousDocumentCache.GetDocuments(project.FilePath);
if (previousContainedFiles != null && currentContainedFiles != null)
{
projectModified = !previousContainedFiles.SequenceEqual(currentContainedFiles);
}
else
{
// When one of them is not null, project is modified
if (!object.Equals(previousContainedFiles, currentContainedFiles))
{
projectModified = true;
}
}
if (projectModified)
{
break;
}
}
}
if (!projectModified)
{
// Nothing modified, use the result in cache
try
{
CopyFromCachedResult(buildInfo, cacheKey, outputFolder);
return;
}
catch (Exception e)
{
Logger.Log(LogLevel.Warning, $"Unable to copy results from cache: {e.Message}. Rebuild starts.");
}
}
}
}
}
Logger.LogInfo("Generating metadata for each project...");
// Build all the projects to get the output and save to cache
List <MetadataItem> projectMetadataList = new List <MetadataItem>();
ConcurrentDictionary <string, bool> projectRebuildInfo = new ConcurrentDictionary <string, bool>();
ConcurrentDictionary <string, Compilation> compilationCache = await GetProjectCompilationAsync(projectCache);
var extensionMethods = IntermediateMetadataExtractor.GetAllExtensionMethodsFromCompilation(compilationCache.Values);
options.ExtensionMethods = extensionMethods;
foreach (var key in GetTopologicalSortedItems(projectDependencyGraph))
{
var dependencyRebuilt = projectDependencyGraph[key].Any(r => projectRebuildInfo[r]);
var k = documentCache.GetDocuments(key);
var input = new ProjectFileInputParameters(options, k, key, dependencyRebuilt);
var controller = new SourceFileBuildController(compilationCache[key]);
var projectMetadataResult = GetMetadataFromProjectLevelCache(controller, input);
var projectMetadata = projectMetadataResult.Item1;
if (projectMetadata != null)
{
projectMetadataList.Add(projectMetadata);
}
projectRebuildInfo[key] = projectMetadataResult.Item2;
}
if (csFiles.Count > 0)
{
var csContent = string.Join(Environment.NewLine, csFiles.Select(s => File.ReadAllText(s)));
var csCompilation = CompilationUtility.CreateCompilationFromCsharpCode(csContent);
if (csCompilation != null)
{
var input = new SourceFileInputParameters(options, csFiles);
var controller = new SourceFileBuildController(csCompilation);
var csMetadata = GetMetadataFromProjectLevelCache(controller, input);
if (csMetadata != null)
{
projectMetadataList.Add(csMetadata.Item1);
}
}
}
if (vbFiles.Count > 0)
{
var vbContent = string.Join(Environment.NewLine, vbFiles.Select(s => File.ReadAllText(s)));
var vbCompilation = CompilationUtility.CreateCompilationFromVBCode(vbContent);
if (vbCompilation != null)
{
var input = new SourceFileInputParameters(options, vbFiles);
var controller = new SourceFileBuildController(vbCompilation);
var vbMetadata = GetMetadataFromProjectLevelCache(controller, input);
if (vbMetadata != null)
{
projectMetadataList.Add(vbMetadata.Item1);
}
}
}
if (assemblyFiles.Count > 0)
{
var assemblyCompilation = CompilationUtility.CreateCompilationFromAssembly(assemblyFiles);
if (assemblyCompilation != null)
{
var commentFiles = (from file in assemblyFiles
select Path.ChangeExtension(file, XmlCommentFileExtension) into xmlFile
where File.Exists(xmlFile)
select xmlFile).ToList();
var referencedAssemblyList = CompilationUtility.GetAssemblyFromAssemblyComplation(assemblyCompilation).ToList();
// TODO: why not merge with compilation's extension methods?
var assemblyExtension = IntermediateMetadataExtractor.GetAllExtensionMethodsFromAssembly(assemblyCompilation, referencedAssemblyList.Select(s => s.Item2));
options.ExtensionMethods = assemblyExtension;
foreach (var assembly in referencedAssemblyList)
{
var input = new AssemblyFileInputParameters(options, assembly.Item1.Display);
var controller = new SourceFileBuildController(assemblyCompilation, assembly.Item2);
var mta = GetMetadataFromProjectLevelCache(controller, input);
if (mta != null)
{
MergeCommentsHelper.MergeComments(mta.Item1, commentFiles);
projectMetadataList.Add(mta.Item1);
}
}
}
}
Dictionary <string, MetadataItem> allMembers;
Dictionary <string, ReferenceItem> allReferences;
using (new PerformanceScope("MergeMetadata"))
{
allMembers = MergeYamlProjectMetadata(projectMetadataList);
}
using (new PerformanceScope("MergeReference"))
{
allReferences = MergeYamlProjectReferences(projectMetadataList);
}
if (allMembers == null || allMembers.Count == 0)
{
var value = StringExtension.ToDelimitedString(projectMetadataList.Select(s => s.Name));
Logger.Log(LogLevel.Warning, $"No metadata is generated for {value}.");
applicationCache.SaveToCache(cacheKey, null, triggeredTime, outputFolder, null, options);
}
else
{
// TODO: need an intermediate folder? when to clean it up?
// Save output to output folder
List <string> outputFiles;
using (new PerformanceScope("ResolveAndExport"))
{
outputFiles = ResolveAndExportYamlMetadata(allMembers, allReferences, outputFolder, options.PreserveRawInlineComments, options.ShouldSkipMarkup, _useCompatibilityFileName).ToList();
}
applicationCache.SaveToCache(cacheKey, documentCache.Cache, triggeredTime, outputFolder, outputFiles, options);
}
}
