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| 1 | +package compiler |
| 2 | + |
| 3 | +import ( |
| 4 | + "github.com/microsoft/typescript-go/internal/collections" |
| 5 | + "github.com/microsoft/typescript-go/internal/core" |
| 6 | + "github.com/microsoft/typescript-go/internal/tsoptions" |
| 7 | + "github.com/microsoft/typescript-go/internal/tspath" |
| 8 | +) |
| 9 | + |
| 10 | +type projectReferenceParseTask struct { |
| 11 | + configName string |
| 12 | + resolved *tsoptions.ParsedCommandLine |
| 13 | + subTasks []*projectReferenceParseTask |
| 14 | +} |
| 15 | + |
| 16 | +func (t *projectReferenceParseTask) parse(projectReferenceParser *projectReferenceParser) { |
| 17 | + t.resolved = projectReferenceParser.loader.opts.Host.GetResolvedProjectReference(t.configName, projectReferenceParser.loader.toPath(t.configName)) |
| 18 | + if t.resolved == nil { |
| 19 | + return |
| 20 | + } |
| 21 | + if t.resolved.SourceToOutput() == nil { |
| 22 | + projectReferenceParser.wg.Queue(func() { |
| 23 | + t.resolved.ParseInputOutputNames() |
| 24 | + }) |
| 25 | + } |
| 26 | + if subReferences := t.resolved.ResolvedProjectReferencePaths(); subReferences != nil { |
| 27 | + t.subTasks = createProjectReferenceParseTasks(subReferences) |
| 28 | + } |
| 29 | +} |
| 30 | + |
| 31 | +func createProjectReferenceParseTasks(projectReferences []string) []*projectReferenceParseTask { |
| 32 | + return core.Map(projectReferences, func(configName string) *projectReferenceParseTask { |
| 33 | + return &projectReferenceParseTask{ |
| 34 | + configName: configName, |
| 35 | + } |
| 36 | + }) |
| 37 | +} |
| 38 | + |
| 39 | +type projectReferenceParser struct { |
| 40 | + loader *fileLoader |
| 41 | + wg core.WorkGroup |
| 42 | + tasksByFileName collections.SyncMap[tspath.Path, *projectReferenceParseTask] |
| 43 | +} |
| 44 | + |
| 45 | +func (p *projectReferenceParser) parse(tasks []*projectReferenceParseTask) { |
| 46 | + p.loader.projectReferenceFileMapper.loader = p.loader |
| 47 | + p.start(tasks) |
| 48 | + p.wg.RunAndWait() |
| 49 | + p.initMapper(tasks) |
| 50 | +} |
| 51 | + |
| 52 | +func (p *projectReferenceParser) start(tasks []*projectReferenceParseTask) { |
| 53 | + for i, task := range tasks { |
| 54 | + path := p.loader.toPath(task.configName) |
| 55 | + if loadedTask, loaded := p.tasksByFileName.LoadOrStore(path, task); loaded { |
| 56 | + // dedup tasks to ensure correct file order, regardless of which task would be started first |
| 57 | + tasks[i] = loadedTask |
| 58 | + } else { |
| 59 | + p.wg.Queue(func() { |
| 60 | + task.parse(p) |
| 61 | + p.start(task.subTasks) |
| 62 | + }) |
| 63 | + } |
| 64 | + } |
| 65 | +} |
| 66 | + |
| 67 | +func (p *projectReferenceParser) initMapper(tasks []*projectReferenceParseTask) { |
| 68 | + totalReferences := p.tasksByFileName.Size() + 1 |
| 69 | + p.loader.projectReferenceFileMapper.configToProjectReference = make(map[tspath.Path]*tsoptions.ParsedCommandLine, totalReferences) |
| 70 | + p.loader.projectReferenceFileMapper.referencesInConfigFile = make(map[tspath.Path][]tspath.Path, totalReferences) |
| 71 | + p.loader.projectReferenceFileMapper.sourceToOutput = make(map[tspath.Path]*tsoptions.OutputDtsAndProjectReference) |
| 72 | + p.loader.projectReferenceFileMapper.outputDtsToSource = make(map[tspath.Path]*tsoptions.SourceAndProjectReference) |
| 73 | + p.loader.projectReferenceFileMapper.referencesInConfigFile[p.loader.opts.Config.ConfigFile.SourceFile.Path()] = p.initMapperWorker(tasks, &collections.Set[*projectReferenceParseTask]{}) |
| 74 | + if p.loader.projectReferenceFileMapper.opts.canUseProjectReferenceSource() && len(p.loader.projectReferenceFileMapper.outputDtsToSource) != 0 { |
| 75 | + p.loader.projectReferenceFileMapper.host = newProjectReferenceDtsFakingHost(p.loader) |
| 76 | + } |
| 77 | +} |
| 78 | + |
| 79 | +func (p *projectReferenceParser) initMapperWorker(tasks []*projectReferenceParseTask, seen *collections.Set[*projectReferenceParseTask]) []tspath.Path { |
| 80 | + if len(tasks) == 0 { |
| 81 | + return nil |
| 82 | + } |
| 83 | + results := make([]tspath.Path, 0, len(tasks)) |
| 84 | + for _, task := range tasks { |
| 85 | + path := p.loader.toPath(task.configName) |
| 86 | + results = append(results, path) |
| 87 | + // ensure we only walk each task once |
| 88 | + if !seen.AddIfAbsent(task) { |
| 89 | + continue |
| 90 | + } |
| 91 | + var referencesInConfig []tspath.Path |
| 92 | + referencesInConfig = p.initMapperWorker(task.subTasks, seen) |
| 93 | + p.loader.projectReferenceFileMapper.configToProjectReference[path] = task.resolved |
| 94 | + p.loader.projectReferenceFileMapper.referencesInConfigFile[path] = referencesInConfig |
| 95 | + if task.resolved == nil || p.loader.projectReferenceFileMapper.opts.Config.ConfigFile == task.resolved.ConfigFile { |
| 96 | + continue |
| 97 | + } |
| 98 | + for key, value := range task.resolved.SourceToOutput() { |
| 99 | + p.loader.projectReferenceFileMapper.sourceToOutput[key] = value |
| 100 | + } |
| 101 | + for key, value := range task.resolved.OutputDtsToSource() { |
| 102 | + p.loader.projectReferenceFileMapper.outputDtsToSource[key] = value |
| 103 | + } |
| 104 | + if p.loader.projectReferenceFileMapper.opts.canUseProjectReferenceSource() { |
| 105 | + declDir := task.resolved.CompilerOptions().DeclarationDir |
| 106 | + if declDir == "" { |
| 107 | + declDir = task.resolved.CompilerOptions().OutDir |
| 108 | + } |
| 109 | + if declDir != "" { |
| 110 | + p.loader.dtsDirectories.Add(p.loader.toPath(declDir)) |
| 111 | + } |
| 112 | + } |
| 113 | + } |
| 114 | + return results |
| 115 | +} |
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