deps(deps): bump microsoft/typescript-go from c9d2894 to 7cf22f6 (#20)

* deps(deps): bump microsoft/typescript-go from `c9d2894` to `7cf22f6`

Bumps [microsoft/typescript-go](https://github.com/microsoft/typescript-go) from `c9d2894` to `7cf22f6`.
- [Commits](microsoft/typescript-go@c9d2894...7cf22f6)

---
updated-dependencies:
- dependency-name: microsoft/typescript-go
  dependency-version: 7cf22f66ba7489920686d27951a48bbac3cb6e9a
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

* chore(sync): mirror internal packages into pkg/ (auto) (#21)

Co-authored-by: buke <1013738+buke@users.noreply.github.com>

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: buke <1013738+buke@users.noreply.github.com>

Author: 3 people

microsoft/typescript-go

@@ -10757,7 +10757,9 @@ type SourceFile struct {
 	NodeCount                   int
 	TextCount                   int
 	CommonJSModuleIndicator     *Node
-	ExternalModuleIndicator     *Node
+	// If this is the SourceFile itself, then this module was "forced"
+	// to be an external module (previously "true").
+	ExternalModuleIndicator *Node
 
 	// Fields set by binder
 

pkg/ast/ast.go

@@ -339,7 +339,6 @@ const (
 	KindEnumMember
 	// Top-level nodes
 	KindSourceFile
-	KindBundle
 	// JSDoc nodes
 	KindJSDocTypeExpression
 	KindJSDocNameReference

pkg/ast/kind.go

@@ -683,7 +683,9 @@ func (b *Binder) bind(node *ast.Node) bool {
 	case ast.KindInterfaceDeclaration:
 		b.bindBlockScopedDeclaration(node, ast.SymbolFlagsInterface, ast.SymbolFlagsInterfaceExcludes)
 	case ast.KindCallExpression:
-		b.bindCallExpression(node)
+		if ast.IsInJSFile(node) {
+			b.bindCallExpression(node)
+		}
 	case ast.KindTypeAliasDeclaration, ast.KindJSTypeAliasDeclaration:
 		b.bindBlockScopedDeclaration(node, ast.SymbolFlagsTypeAlias, ast.SymbolFlagsTypeAliasExcludes)
 	case ast.KindEnumDeclaration:
@@ -910,16 +912,24 @@ func (b *Binder) bindFunctionExpression(node *ast.Node) {
 }
 
 func (b *Binder) bindCallExpression(node *ast.Node) {
-	// !!! for ModuleDetectionKind.Force, external module indicator is forced to `true` in Strada for source files, in which case
-	//  we should set the commonjs module indicator but not call b.bindSourceFileAsExternalModule
-	// !!! && file.externalModuleIndicator !== true (used for ModuleDetectionKind.Force)
-	if ast.IsInJSFile(node) &&
-		b.file.ExternalModuleIndicator == nil &&
-		b.file.CommonJSModuleIndicator == nil &&
-		ast.IsRequireCall(node, false /*requireStringLiteralLikeArgument*/) {
+	// We're only inspecting call expressions to detect CommonJS modules, so we can skip
+	// this check if we've already seen the module indicator
+	if b.file.CommonJSModuleIndicator == nil && ast.IsRequireCall(node, false /*requireStringLiteralLikeArgument*/) {
+		b.setCommonJSModuleIndicator(node)
+	}
+}
+
+func (b *Binder) setCommonJSModuleIndicator(node *ast.Node) bool {
+	if b.file.ExternalModuleIndicator != nil && b.file.ExternalModuleIndicator != b.file.AsNode() {
+		return false
+	}
+	if b.file.CommonJSModuleIndicator == nil {
 		b.file.CommonJSModuleIndicator = node
-		b.bindSourceFileAsExternalModule()
+		if b.file.ExternalModuleIndicator == nil {
+			b.bindSourceFileAsExternalModule()
+		}
 	}
+	return true
 }
 
 func (b *Binder) bindClassLikeDeclaration(node *ast.Node) {

pkg/ast/kind_stringer_generated.go

@@ -2003,7 +2003,7 @@ func isSameScopeDescendentOf(initial *ast.Node, parent *ast.Node, stopAt *ast.No
 	return false
 }
 
-// stopAtAnyPropertyDeclaration is used for detecting ES-standard class field use-before-def errors
+// isPropertyImmediatelyReferencedWithinDeclaration is used for detecting ES-standard class field use-before-def errors
 func isPropertyImmediatelyReferencedWithinDeclaration(declaration *ast.Node, usage *ast.Node, stopAtAnyPropertyDeclaration bool) bool {
 	// always legal if usage is after declaration
 	if usage.End() > declaration.End() {
@@ -5539,7 +5539,7 @@ func (c *Checker) checkExternalModuleExports(node *ast.Node) {
 	links := c.moduleSymbolLinks.Get(moduleSymbol)
 	if !links.exportsChecked {
 		exportEqualsSymbol := moduleSymbol.Exports[ast.InternalSymbolNameExportEquals]
-		if exportEqualsSymbol != nil && c.hasExportedMembers(moduleSymbol) {
+		if exportEqualsSymbol != nil && c.hasExportedMembers(moduleSymbol, exportEqualsSymbol.ValueDeclaration.Kind == ast.KindJSExportAssignment) {
 			declaration := core.OrElse(c.getDeclarationOfAliasSymbol(exportEqualsSymbol), exportEqualsSymbol.ValueDeclaration)
 			if declaration != nil && !isTopLevelInExternalModuleAugmentation(declaration) {
 				c.error(declaration, diagnostics.An_export_assignment_cannot_be_used_in_a_module_with_other_exported_elements)
@@ -5575,10 +5575,17 @@ func (c *Checker) checkExternalModuleExports(node *ast.Node) {
 	}
 }
 
-func (c *Checker) hasExportedMembers(moduleSymbol *ast.Symbol) bool {
+func (c *Checker) hasExportedMembers(moduleSymbol *ast.Symbol, isCommonJS bool) bool {
 	for id := range moduleSymbol.Exports {
 		if id != ast.InternalSymbolNameExportEquals {
-			return true
+			if !isCommonJS {
+				return true
+			}
+			for _, declaration := range moduleSymbol.Exports[id].Declarations {
+				if declaration.Kind != ast.KindJSTypeAliasDeclaration {
+					return true
+				}
+			}
 		}
 	}
 	return false
@@ -14440,7 +14447,7 @@ func (c *Checker) canHaveSyntheticDefault(file *ast.Node, moduleSymbol *ast.Symb
 	}
 
 	// JS files have a synthetic default if they do not contain ES2015+ module syntax (export = is not valid in js) _and_ do not have an __esModule marker
-	return !ast.IsExternalModule(file.AsSourceFile()) && c.resolveExportByName(moduleSymbol, "__esModule", nil /*sourceNode*/, dontResolveAlias) == nil
+	return (file.AsSourceFile().ExternalModuleIndicator == nil || file.AsSourceFile().ExternalModuleIndicator == file) && c.resolveExportByName(moduleSymbol, "__esModule", nil /*sourceNode*/, dontResolveAlias) == nil
 }
 
 func (c *Checker) getEmitSyntaxForModuleSpecifierExpression(usage *ast.Node) core.ResolutionMode {
@@ -15333,13 +15340,27 @@ func (c *Checker) resolveEntityName(name *ast.Node, meaning ast.SymbolFlags, ign
 		if resolveLocation == nil {
 			resolveLocation = name
 		}
-		symbol = c.getMergedSymbol(c.resolveName(resolveLocation, name.Text(), meaning, message, true /*isUse*/, false /*excludeGlobals*/))
+		if meaning == ast.SymbolFlagsNamespace {
+			symbol = c.getMergedSymbol(c.resolveName(resolveLocation, name.Text(), meaning, nil, true /*isUse*/, false /*excludeGlobals*/))
+			if symbol == nil {
+				alias := c.getMergedSymbol(c.resolveName(resolveLocation, name.Text(), ast.SymbolFlagsAlias, nil, true /*isUse*/, false /*excludeGlobals*/))
+				if alias != nil && alias.Name == ast.InternalSymbolNameExportEquals {
+					// resolve typedefs exported from commonjs, stored on the module symbol
+					symbol = alias.Parent
+				}
+			}
+			if symbol == nil && message != nil {
+				c.resolveName(resolveLocation, name.Text(), meaning, message, true /*isUse*/, false /*excludeGlobals*/)
+			}
+		} else {
+			symbol = c.getMergedSymbol(c.resolveName(resolveLocation, name.Text(), meaning, message, true /*isUse*/, false /*excludeGlobals*/))
+		}
 	case ast.KindQualifiedName:
 		qualified := name.AsQualifiedName()
-		symbol = c.resolveQualifiedName(name, qualified.Left, qualified.Right, meaning, ignoreErrors, dontResolveAlias, location)
+		symbol = c.resolveQualifiedName(name, qualified.Left, qualified.Right, meaning, ignoreErrors, location)
 	case ast.KindPropertyAccessExpression:
 		access := name.AsPropertyAccessExpression()
-		symbol = c.resolveQualifiedName(name, access.Expression, access.Name(), meaning, ignoreErrors, dontResolveAlias, location)
+		symbol = c.resolveQualifiedName(name, access.Expression, access.Name(), meaning, ignoreErrors, location)
 	default:
 		panic("Unknown entity name kind")
 	}
@@ -15357,7 +15378,7 @@ func (c *Checker) resolveEntityName(name *ast.Node, meaning ast.SymbolFlags, ign
 	return symbol
 }
 
-func (c *Checker) resolveQualifiedName(name *ast.Node, left *ast.Node, right *ast.Node, meaning ast.SymbolFlags, ignoreErrors bool, dontResolveAlias bool, location *ast.Node) *ast.Symbol {
+func (c *Checker) resolveQualifiedName(name *ast.Node, left *ast.Node, right *ast.Node, meaning ast.SymbolFlags, ignoreErrors bool, location *ast.Node) *ast.Symbol {
 	namespace := c.resolveEntityName(left, ast.SymbolFlagsNamespace, ignoreErrors, false /*dontResolveAlias*/, location)
 	if namespace == nil || ast.NodeIsMissing(right) {
 		return nil
@@ -15713,12 +15734,26 @@ func (c *Checker) getExportsOfModuleWorker(moduleSymbol *ast.Symbol) (exports as
 		}
 		return symbols
 	}
+	var originalModule *ast.Symbol
+	if moduleSymbol != nil {
+		if c.resolveSymbolEx(moduleSymbol.Exports[ast.InternalSymbolNameExportEquals], false /*dontResolveAlias*/) != nil {
+			originalModule = moduleSymbol
+		}
+	}
 	// A module defined by an 'export=' consists of one export that needs to be resolved
 	moduleSymbol = c.resolveExternalModuleSymbol(moduleSymbol, false /*dontResolveAlias*/)
 	exports = visit(moduleSymbol, nil, false)
 	if exports == nil {
 		exports = make(ast.SymbolTable)
 	}
+	// A CommonJS module defined by an 'export=' might also export typedefs, stored on the original module
+	if originalModule != nil && len(originalModule.Exports) > 1 {
+		for _, symbol := range originalModule.Exports {
+			if symbol.Flags&ast.SymbolFlagsType != 0 && symbol.Name != ast.InternalSymbolNameExportEquals && exports[symbol.Name] == nil {
+				exports[symbol.Name] = symbol
+			}
+		}
+	}
 	for name := range nonTypeOnlyNames.Keys() {
 		delete(typeOnlyExportStarMap, name)
 	}
@@ -23972,6 +24007,13 @@ func (c *Checker) getTypeFromImportTypeNode(node *ast.Node) *Type {
 					symbolFromVariable = c.getPropertyOfTypeEx(c.getTypeOfSymbol(mergedResolvedSymbol), current.Text(), false /*skipObjectFunctionPropertyAugment*/, true /*includeTypeOnlyMembers*/)
 				} else {
 					symbolFromModule = c.getSymbol(c.getExportsOfSymbol(mergedResolvedSymbol), current.Text(), meaning)
+					if symbolFromModule == nil {
+						// a CommonJS module might have typedefs exported alongside an export=
+						immediateModuleSymbol := c.resolveExternalModuleSymbol(innerModuleSymbol, true /*dontResolveAlias*/)
+						if immediateModuleSymbol != nil && core.Some(immediateModuleSymbol.Declarations, func(d *ast.Node) bool { return d.Kind == ast.KindJSExportAssignment }) {
+							symbolFromModule = c.getSymbol(c.getExportsOfSymbol(immediateModuleSymbol.Parent), current.Text(), meaning)
+						}
+					}
 				}
 				next := core.OrElse(symbolFromModule, symbolFromVariable)
 				if next == nil {

pkg/binder/binder.go

@@ -2093,9 +2093,7 @@ func (c *Checker) checkGrammarNumericLiteral(node *ast.NumericLiteral) {
 	// We should test against `getTextOfNode(node)` rather than `node.text`, because `node.text` for large numeric literals can contain "."
 	// e.g. `node.text` for numeric literal `1100000000000000000000` is `1.1e21`.
 	isFractional := strings.ContainsRune(nodeText, '.')
-	// !!!
-	// isScientific := node.NumericLiteralFlags & ast.TokenFlagsScientific
-	isScientific := strings.ContainsRune(nodeText, 'e')
+	isScientific := node.TokenFlags&ast.TokenFlagsScientific != 0
 
 	// Scientific notation (e.g. 2e54 and 1e00000000010) can't be converted to bigint
 	// Fractional numbers (e.g. 9000000000000000.001) are inherently imprecise anyway

pkg/checker/checker.go

@@ -1179,7 +1179,6 @@ func (b *NodeBuilderImpl) getSpecifierForModuleSymbol(symbol *ast.Symbol, overri
 	if ok {
 		return result
 	}
-	isBundle := false // !!! remove me
 	// For declaration bundles, we need to generate absolute paths relative to the common source dir for imports,
 	// just like how the declaration emitter does for the ambient module declarations - we can easily accomplish this
 	// using the `baseUrl` compiler option (which we would otherwise never use in declaration emit) and a non-relative
@@ -1191,13 +1190,6 @@ func (b *NodeBuilderImpl) getSpecifierForModuleSymbol(symbol *ast.Symbol, overri
 	if resolutionMode == core.ResolutionModeESM {
 		endingPref = modulespecifiers.ImportModuleSpecifierEndingPreferenceJs
 	}
-	if isBundle {
-		// !!! relies on option cloning and specifier host implementation
-		// specifierCompilerOptions = &core.CompilerOptions{BaseUrl: host.CommonSourceDirectory()}
-		// TODO: merge with b.ch.compilerOptions
-		specifierPref = modulespecifiers.ImportModuleSpecifierPreferenceNonRelative
-		endingPref = modulespecifiers.ImportModuleSpecifierEndingPreferenceMinimal
-	}
 
 	allSpecifiers := modulespecifiers.GetModuleSpecifiers(
 		symbol,

pkg/checker/grammarchecks.go

@@ -140,7 +140,6 @@ func evaluateTemplateExpression(expr *ast.Node, location *ast.Node, evaluate Eva
 }
 
 func AnyToString(v any) string {
-	// !!! This function should behave identically to the expression `"" + v` in JS
 	switch v := v.(type) {
 	case string:
 		return v
@@ -155,7 +154,6 @@ func AnyToString(v any) string {
 }
 
 func IsTruthy(v any) bool {
-	// !!! This function should behave identically to the expression `!!v` in JS
 	switch v := v.(type) {
 	case string:
 		return len(v) != 0

pkg/checker/nodebuilderimpl.go

@@ -23,7 +23,6 @@ import (
 
 func CommandLine(sys tsc.System, commandLineArgs []string, testing tsc.CommandLineTesting) tsc.CommandLineResult {
 	if len(commandLineArgs) > 0 {
-		// !!! build mode
 		switch strings.ToLower(commandLineArgs[0]) {
 		case "-b", "--b", "-build", "--build":
 			return tscBuildCompilation(sys, tsoptions.ParseBuildCommandLine(commandLineArgs, sys), testing)