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Merged
merged 1 commit into from
Dec 3, 2025
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chore(sync): mirror internal packages into pkg/ #37

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309 changes: 142 additions & 167 deletions pkg/checker/checker.go
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10 changes: 4 additions & 6 deletions pkg/checker/types.go
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Original file line number Diff line number Diff line change
Expand Up @@ -146,12 +146,10 @@ type DeferredSymbolLinks struct {
// Links for alias symbols

type AliasSymbolLinks struct {
immediateTarget *ast.Symbol // Immediate target of an alias. May be another alias. Do not access directly, use `checker.getImmediateAliasedSymbol` instead.
aliasTarget *ast.Symbol // Resolved (non-alias) target of an alias
referenced bool // True if alias symbol has been referenced as a value that can be emitted
typeOnlyDeclarationResolved bool // True when typeOnlyDeclaration resolution in process
typeOnlyDeclaration *ast.Node // First resolved alias declaration that makes the symbol only usable in type constructs
typeOnlyExportStarName string // Set to the name of the symbol re-exported by an 'export type *' declaration, when different from the symbol name
immediateTarget *ast.Symbol // Immediate target of an alias. May be another alias. Do not access directly, use `checker.getImmediateAliasedSymbol` instead.
aliasTarget *ast.Symbol // Resolved (non-alias) target of an alias
referenced bool // True if alias symbol has been referenced as a value that can be emitted
typeOnlyDeclaration *ast.Node // First resolved alias declaration that makes the symbol only usable in type constructs
}

// Links for module symbols
Expand Down
136 changes: 9 additions & 127 deletions pkg/compiler/fileloader.go
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Original file line number Diff line number Diff line change
Expand Up @@ -129,128 +129,12 @@ func processAllProgramFiles(
}

loader.filesParser.parse(&loader, loader.rootTasks)

// Clear out loader and host to ensure its not used post program creation
loader.projectReferenceFileMapper.loader = nil
loader.projectReferenceFileMapper.host = nil

totalFileCount := int(loader.totalFileCount.Load())
libFileCount := int(loader.libFileCount.Load())

var missingFiles []string
files := make([]*ast.SourceFile, 0, totalFileCount-libFileCount)
libFiles := make([]*ast.SourceFile, 0, totalFileCount) // totalFileCount here since we append files to it later to construct the final list

filesByPath := make(map[tspath.Path]*ast.SourceFile, totalFileCount)
loader.includeProcessor.fileIncludeReasons = make(map[tspath.Path][]*FileIncludeReason, totalFileCount)
var outputFileToProjectReferenceSource map[tspath.Path]string
if !opts.canUseProjectReferenceSource() {
outputFileToProjectReferenceSource = make(map[tspath.Path]string, totalFileCount)
}
resolvedModules := make(map[tspath.Path]module.ModeAwareCache[*module.ResolvedModule], totalFileCount+1)
typeResolutionsInFile := make(map[tspath.Path]module.ModeAwareCache[*module.ResolvedTypeReferenceDirective], totalFileCount)
sourceFileMetaDatas := make(map[tspath.Path]ast.SourceFileMetaData, totalFileCount)
var jsxRuntimeImportSpecifiers map[tspath.Path]*jsxRuntimeImportSpecifier
var importHelpersImportSpecifiers map[tspath.Path]*ast.Node
var sourceFilesFoundSearchingNodeModules collections.Set[tspath.Path]
libFilesMap := make(map[tspath.Path]*LibFile, libFileCount)

loader.filesParser.collect(&loader, loader.rootTasks, func(task *parseTask) {
if task.redirectedParseTask != nil {
if !opts.canUseProjectReferenceSource() {
outputFileToProjectReferenceSource[task.redirectedParseTask.path] = task.FileName()
}
return
}

if task.isForAutomaticTypeDirective {
typeResolutionsInFile[task.path] = task.typeResolutionsInFile
return
}
file := task.file
path := task.path
if file == nil {
// !!! sheetal file preprocessing diagnostic explaining getSourceFileFromReferenceWorker
missingFiles = append(missingFiles, task.normalizedFilePath)
return
}

// !!! sheetal todo porting file case errors
// if _, ok := filesByPath[path]; ok {
// Check if it differs only in drive letters its ok to ignore that error:
// const checkedAbsolutePath = getNormalizedAbsolutePathWithoutRoot(checkedName, currentDirectory);
// const inputAbsolutePath = getNormalizedAbsolutePathWithoutRoot(fileName, currentDirectory);
// if (checkedAbsolutePath !== inputAbsolutePath) {
// reportFileNamesDifferOnlyInCasingError(fileName, file, reason);
// }
// } else if loader.comparePathsOptions.UseCaseSensitiveFileNames {
// pathIgnoreCase := tspath.ToPath(file.FileName(), loader.comparePathsOptions.CurrentDirectory, false)
// // for case-sensitsive file systems check if we've already seen some file with similar filename ignoring case
// if _, ok := filesByNameIgnoreCase[pathIgnoreCase]; ok {
// reportFileNamesDifferOnlyInCasingError(fileName, existingFile, reason);
// } else {
// filesByNameIgnoreCase[pathIgnoreCase] = file
// }
// }

if task.libFile != nil {
libFiles = append(libFiles, file)
libFilesMap[path] = task.libFile
} else {
files = append(files, file)
}
filesByPath[path] = file
resolvedModules[path] = task.resolutionsInFile
typeResolutionsInFile[path] = task.typeResolutionsInFile
sourceFileMetaDatas[path] = task.metadata

if task.jsxRuntimeImportSpecifier != nil {
if jsxRuntimeImportSpecifiers == nil {
jsxRuntimeImportSpecifiers = make(map[tspath.Path]*jsxRuntimeImportSpecifier, totalFileCount)
}
jsxRuntimeImportSpecifiers[path] = task.jsxRuntimeImportSpecifier
}
if task.importHelpersImportSpecifier != nil {
if importHelpersImportSpecifiers == nil {
importHelpersImportSpecifiers = make(map[tspath.Path]*ast.Node, totalFileCount)
}
importHelpersImportSpecifiers[path] = task.importHelpersImportSpecifier
}
if task.fromExternalLibrary {
sourceFilesFoundSearchingNodeModules.Add(path)
}
})
loader.sortLibs(libFiles)

allFiles := append(libFiles, files...)

keys := slices.Collect(loader.pathForLibFileResolutions.Keys())
slices.Sort(keys)
for _, key := range keys {
value, _ := loader.pathForLibFileResolutions.Load(key)
resolvedModules[key] = module.ModeAwareCache[*module.ResolvedModule]{
module.ModeAwareCacheKey{Name: value.libraryName, Mode: core.ModuleKindCommonJS}: value.resolution,
}
for _, trace := range value.trace {
opts.Host.Trace(trace.Message, trace.Args...)
}
}

return processedFiles{
resolver: loader.resolver,
files: allFiles,
filesByPath: filesByPath,
projectReferenceFileMapper: loader.projectReferenceFileMapper,
resolvedModules: resolvedModules,
typeResolutionsInFile: typeResolutionsInFile,
sourceFileMetaDatas: sourceFileMetaDatas,
jsxRuntimeImportSpecifiers: jsxRuntimeImportSpecifiers,
importHelpersImportSpecifiers: importHelpersImportSpecifiers,
sourceFilesFoundSearchingNodeModules: sourceFilesFoundSearchingNodeModules,
libFiles: libFilesMap,
missingFiles: missingFiles,
includeProcessor: loader.includeProcessor,
outputFileToProjectReferenceSource: outputFileToProjectReferenceSource,
}
return loader.filesParser.getProcessedFiles(&loader)
}

func (p *fileLoader) toPath(file string) tspath.Path {
Expand Down Expand Up @@ -466,11 +350,10 @@ func (p *fileLoader) resolveTypeReferenceDirectives(t *parseTask) {

if resolved.IsResolved() {
t.addSubTask(resolvedRef{
fileName: resolved.ResolvedFileName,
increaseDepth: resolved.IsExternalLibraryImport,
elideOnDepth: false,
isFromExternalLibrary: resolved.IsExternalLibraryImport,
includeReason: includeReason,
fileName: resolved.ResolvedFileName,
increaseDepth: resolved.IsExternalLibraryImport,
elideOnDepth: false,
includeReason: includeReason,
}, nil)
} else {
p.includeProcessor.addProcessingDiagnostic(&processingDiagnostic{
Expand Down Expand Up @@ -566,10 +449,9 @@ func (p *fileLoader) resolveImportsAndModuleAugmentations(t *parseTask) {

if shouldAddFile {
t.addSubTask(resolvedRef{
fileName: resolvedFileName,
increaseDepth: resolvedModule.IsExternalLibraryImport,
elideOnDepth: isJsFileFromNodeModules,
isFromExternalLibrary: resolvedModule.IsExternalLibraryImport,
fileName: resolvedFileName,
increaseDepth: resolvedModule.IsExternalLibraryImport,
elideOnDepth: isJsFileFromNodeModules,
includeReason: &FileIncludeReason{
kind: fileIncludeKindImport,
data: &referencedFileData{
Expand Down
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