2025-10-15 10:12:44 +03:00

380 lines
13 KiB
Go

package checker
import (
"efprojects.com/kitten-ipc/kitcom/internal/tsgo/ast"
"efprojects.com/kitten-ipc/kitcom/internal/tsgo/core"
"efprojects.com/kitten-ipc/kitcom/internal/tsgo/nodebuilder"
"efprojects.com/kitten-ipc/kitcom/internal/tsgo/printer"
)
// TODO: Memoize once per checker to retain threadsafety
func createPrinterWithDefaults(emitContext *printer.EmitContext) *printer.Printer {
return printer.NewPrinter(printer.PrinterOptions{}, printer.PrintHandlers{}, emitContext)
}
func createPrinterWithRemoveComments(emitContext *printer.EmitContext) *printer.Printer {
return printer.NewPrinter(printer.PrinterOptions{RemoveComments: true}, printer.PrintHandlers{}, emitContext)
}
func createPrinterWithRemoveCommentsOmitTrailingSemicolon(emitContext *printer.EmitContext) *printer.Printer {
// TODO: OmitTrailingSemicolon support
return printer.NewPrinter(printer.PrinterOptions{RemoveComments: true}, printer.PrintHandlers{}, emitContext)
}
func createPrinterWithRemoveCommentsNeverAsciiEscape(emitContext *printer.EmitContext) *printer.Printer {
return printer.NewPrinter(printer.PrinterOptions{
RemoveComments: true,
NeverAsciiEscape: true,
}, printer.PrintHandlers{}, emitContext)
}
type semicolonRemoverWriter struct {
hasPendingSemicolon bool
inner printer.EmitTextWriter
}
func (s *semicolonRemoverWriter) commitSemicolon() {
if s.hasPendingSemicolon {
s.inner.WriteTrailingSemicolon(";")
s.hasPendingSemicolon = false
}
}
func (s *semicolonRemoverWriter) Clear() {
s.inner.Clear()
}
func (s *semicolonRemoverWriter) DecreaseIndent() {
s.commitSemicolon()
s.inner.DecreaseIndent()
}
func (s *semicolonRemoverWriter) GetColumn() int {
return s.inner.GetColumn()
}
func (s *semicolonRemoverWriter) GetIndent() int {
return s.inner.GetIndent()
}
func (s *semicolonRemoverWriter) GetLine() int {
return s.inner.GetLine()
}
func (s *semicolonRemoverWriter) GetTextPos() int {
return s.inner.GetTextPos()
}
func (s *semicolonRemoverWriter) HasTrailingComment() bool {
return s.inner.HasTrailingComment()
}
func (s *semicolonRemoverWriter) HasTrailingWhitespace() bool {
return s.inner.HasTrailingWhitespace()
}
func (s *semicolonRemoverWriter) IncreaseIndent() {
s.commitSemicolon()
s.inner.IncreaseIndent()
}
func (s *semicolonRemoverWriter) IsAtStartOfLine() bool {
return s.inner.IsAtStartOfLine()
}
func (s *semicolonRemoverWriter) RawWrite(s1 string) {
s.commitSemicolon()
s.inner.RawWrite(s1)
}
func (s *semicolonRemoverWriter) String() string {
s.commitSemicolon()
return s.inner.String()
}
func (s *semicolonRemoverWriter) Write(s1 string) {
s.commitSemicolon()
s.inner.Write(s1)
}
func (s *semicolonRemoverWriter) WriteComment(text string) {
s.commitSemicolon()
s.inner.WriteComment(text)
}
func (s *semicolonRemoverWriter) WriteKeyword(text string) {
s.commitSemicolon()
s.inner.WriteKeyword(text)
}
func (s *semicolonRemoverWriter) WriteLine() {
s.commitSemicolon()
s.inner.WriteLine()
}
func (s *semicolonRemoverWriter) WriteLineForce(force bool) {
s.commitSemicolon()
s.inner.WriteLineForce(force)
}
func (s *semicolonRemoverWriter) WriteLiteral(s1 string) {
s.commitSemicolon()
s.inner.WriteLiteral(s1)
}
func (s *semicolonRemoverWriter) WriteOperator(text string) {
s.commitSemicolon()
s.inner.WriteOperator(text)
}
func (s *semicolonRemoverWriter) WriteParameter(text string) {
s.commitSemicolon()
s.inner.WriteParameter(text)
}
func (s *semicolonRemoverWriter) WriteProperty(text string) {
s.commitSemicolon()
s.inner.WriteProperty(text)
}
func (s *semicolonRemoverWriter) WritePunctuation(text string) {
s.commitSemicolon()
s.inner.WritePunctuation(text)
}
func (s *semicolonRemoverWriter) WriteSpace(text string) {
s.commitSemicolon()
s.inner.WriteSpace(text)
}
func (s *semicolonRemoverWriter) WriteStringLiteral(text string) {
s.commitSemicolon()
s.inner.WriteStringLiteral(text)
}
func (s *semicolonRemoverWriter) WriteSymbol(text string, symbol *ast.Symbol) {
s.commitSemicolon()
s.inner.WriteSymbol(text, symbol)
}
func (s *semicolonRemoverWriter) WriteTrailingSemicolon(text string) {
s.hasPendingSemicolon = true
}
func getTrailingSemicolonDeferringWriter(writer printer.EmitTextWriter) printer.EmitTextWriter {
return &semicolonRemoverWriter{false, writer}
}
func (c *Checker) TypeToString(t *Type) string {
return c.typeToString(t, nil)
}
func (c *Checker) typeToString(t *Type, enclosingDeclaration *ast.Node) string {
return c.typeToStringEx(t, enclosingDeclaration, TypeFormatFlagsAllowUniqueESSymbolType|TypeFormatFlagsUseAliasDefinedOutsideCurrentScope)
}
func toNodeBuilderFlags(flags TypeFormatFlags) nodebuilder.Flags {
return nodebuilder.Flags(flags & TypeFormatFlagsNodeBuilderFlagsMask)
}
func (c *Checker) TypeToStringEx(t *Type, enclosingDeclaration *ast.Node, flags TypeFormatFlags) string {
return c.typeToStringEx(t, enclosingDeclaration, flags)
}
func (c *Checker) typeToStringEx(t *Type, enclosingDeclaration *ast.Node, flags TypeFormatFlags) string {
writer := printer.NewTextWriter("")
noTruncation := (c.compilerOptions.NoErrorTruncation == core.TSTrue) || (flags&TypeFormatFlagsNoTruncation != 0)
combinedFlags := toNodeBuilderFlags(flags) | nodebuilder.FlagsIgnoreErrors
if noTruncation {
combinedFlags = combinedFlags | nodebuilder.FlagsNoTruncation
}
nodeBuilder := c.getNodeBuilder()
typeNode := nodeBuilder.TypeToTypeNode(t, enclosingDeclaration, combinedFlags, nodebuilder.InternalFlagsNone, nil)
if typeNode == nil {
panic("should always get typenode")
}
// The unresolved type gets a synthesized comment on `any` to hint to users that it's not a plain `any`.
// Otherwise, we always strip comments out.
var printer *printer.Printer
if t == c.unresolvedType {
printer = createPrinterWithDefaults(nodeBuilder.EmitContext())
} else {
printer = createPrinterWithRemoveComments(nodeBuilder.EmitContext())
}
var sourceFile *ast.SourceFile
if enclosingDeclaration != nil {
sourceFile = ast.GetSourceFileOfNode(enclosingDeclaration)
}
printer.Write(typeNode /*sourceFile*/, sourceFile, writer, nil)
result := writer.String()
maxLength := defaultMaximumTruncationLength * 2
if noTruncation {
maxLength = noTruncationMaximumTruncationLength * 2
}
if maxLength > 0 && result != "" && len(result) >= maxLength {
return result[0:maxLength-len("...")] + "..."
}
return result
}
func (c *Checker) SymbolToString(s *ast.Symbol) string {
return c.symbolToString(s)
}
func (c *Checker) symbolToString(symbol *ast.Symbol) string {
return c.symbolToStringEx(symbol, nil, ast.SymbolFlagsAll, SymbolFormatFlagsAllowAnyNodeKind)
}
func (c *Checker) SymbolToStringEx(symbol *ast.Symbol, enclosingDeclaration *ast.Node, meaning ast.SymbolFlags, flags SymbolFormatFlags) string {
return c.symbolToStringEx(symbol, enclosingDeclaration, meaning, flags)
}
func (c *Checker) symbolToStringEx(symbol *ast.Symbol, enclosingDeclaration *ast.Node, meaning ast.SymbolFlags, flags SymbolFormatFlags) string {
writer, putWriter := printer.GetSingleLineStringWriter()
defer putWriter()
nodeFlags := nodebuilder.FlagsIgnoreErrors
internalNodeFlags := nodebuilder.InternalFlagsNone
if flags&SymbolFormatFlagsUseOnlyExternalAliasing != 0 {
nodeFlags |= nodebuilder.FlagsUseOnlyExternalAliasing
}
if flags&SymbolFormatFlagsWriteTypeParametersOrArguments != 0 {
nodeFlags |= nodebuilder.FlagsWriteTypeParametersInQualifiedName
}
if flags&SymbolFormatFlagsUseAliasDefinedOutsideCurrentScope != 0 {
nodeFlags |= nodebuilder.FlagsUseAliasDefinedOutsideCurrentScope
}
if flags&SymbolFormatFlagsDoNotIncludeSymbolChain != 0 {
internalNodeFlags |= nodebuilder.InternalFlagsDoNotIncludeSymbolChain
}
if flags&SymbolFormatFlagsWriteComputedProps != 0 {
internalNodeFlags |= nodebuilder.InternalFlagsWriteComputedProps
}
nodeBuilder := c.getNodeBuilder()
var sourceFile *ast.SourceFile
if enclosingDeclaration != nil {
sourceFile = ast.GetSourceFileOfNode(enclosingDeclaration)
}
var printer_ *printer.Printer
// add neverAsciiEscape for GH#39027
if enclosingDeclaration != nil && enclosingDeclaration.Kind == ast.KindSourceFile {
printer_ = createPrinterWithRemoveCommentsNeverAsciiEscape(nodeBuilder.EmitContext())
} else {
printer_ = createPrinterWithRemoveComments(nodeBuilder.EmitContext())
}
var builder func(symbol *ast.Symbol, meaning ast.SymbolFlags, enclosingDeclaration *ast.Node, flags nodebuilder.Flags, internalFlags nodebuilder.InternalFlags, tracker nodebuilder.SymbolTracker) *ast.Node
if flags&SymbolFormatFlagsAllowAnyNodeKind != 0 {
builder = nodeBuilder.SymbolToNode
} else {
builder = nodeBuilder.SymbolToEntityName
}
entity := builder(symbol, meaning, enclosingDeclaration, nodeFlags, internalNodeFlags, nil) // TODO: GH#18217
printer_.Write(entity /*sourceFile*/, sourceFile, getTrailingSemicolonDeferringWriter(writer), nil) // TODO: GH#18217
return writer.String()
}
func (c *Checker) signatureToString(signature *Signature) string {
return c.signatureToStringEx(signature, nil, TypeFormatFlagsNone)
}
func (c *Checker) SignatureToStringEx(signature *Signature, enclosingDeclaration *ast.Node, flags TypeFormatFlags) string {
return c.signatureToStringEx(signature, enclosingDeclaration, flags)
}
func (c *Checker) signatureToStringEx(signature *Signature, enclosingDeclaration *ast.Node, flags TypeFormatFlags) string {
isConstructor := signature.flags&SignatureFlagsConstruct != 0 && flags&TypeFormatFlagsWriteCallStyleSignature == 0
var sigOutput ast.Kind
if flags&TypeFormatFlagsWriteArrowStyleSignature != 0 {
if isConstructor {
sigOutput = ast.KindConstructorType
} else {
sigOutput = ast.KindFunctionType
}
} else {
if isConstructor {
sigOutput = ast.KindConstructSignature
} else {
sigOutput = ast.KindCallSignature
}
}
writer, putWriter := printer.GetSingleLineStringWriter()
defer putWriter()
nodeBuilder := c.getNodeBuilder()
combinedFlags := toNodeBuilderFlags(flags) | nodebuilder.FlagsIgnoreErrors | nodebuilder.FlagsWriteTypeParametersInQualifiedName
sig := nodeBuilder.SignatureToSignatureDeclaration(signature, sigOutput, enclosingDeclaration, combinedFlags, nodebuilder.InternalFlagsNone, nil)
printer_ := createPrinterWithRemoveCommentsOmitTrailingSemicolon(nodeBuilder.EmitContext())
var sourceFile *ast.SourceFile
if enclosingDeclaration != nil {
sourceFile = ast.GetSourceFileOfNode(enclosingDeclaration)
}
printer_.Write(sig /*sourceFile*/, sourceFile, getTrailingSemicolonDeferringWriter(writer), nil) // TODO: GH#18217
return writer.String()
}
func (c *Checker) typePredicateToString(typePredicate *TypePredicate) string {
return c.typePredicateToStringEx(typePredicate, nil, TypeFormatFlagsUseAliasDefinedOutsideCurrentScope)
}
func (c *Checker) typePredicateToStringEx(typePredicate *TypePredicate, enclosingDeclaration *ast.Node, flags TypeFormatFlags) string {
writer, putWriter := printer.GetSingleLineStringWriter()
defer putWriter()
nodeBuilder := c.getNodeBuilder()
combinedFlags := toNodeBuilderFlags(flags) | nodebuilder.FlagsIgnoreErrors | nodebuilder.FlagsWriteTypeParametersInQualifiedName
predicate := nodeBuilder.TypePredicateToTypePredicateNode(typePredicate, enclosingDeclaration, combinedFlags, nodebuilder.InternalFlagsNone, nil) // TODO: GH#18217
printer_ := createPrinterWithRemoveComments(nodeBuilder.EmitContext())
var sourceFile *ast.SourceFile
if enclosingDeclaration != nil {
sourceFile = ast.GetSourceFileOfNode(enclosingDeclaration)
}
printer_.Write(predicate /*sourceFile*/, sourceFile, writer, nil)
return writer.String()
}
func (c *Checker) valueToString(value any) string {
return ValueToString(value)
}
func (c *Checker) formatUnionTypes(types []*Type) []*Type {
var result []*Type
var flags TypeFlags
for i := 0; i < len(types); i++ {
t := types[i]
flags |= t.flags
if t.flags&TypeFlagsNullable == 0 {
if t.flags&(TypeFlagsBooleanLiteral|TypeFlagsEnumLike) != 0 {
var baseType *Type
if t.flags&TypeFlagsBooleanLiteral != 0 {
baseType = c.booleanType
} else {
baseType = c.getBaseTypeOfEnumLikeType(t)
}
if baseType.flags&TypeFlagsUnion != 0 {
count := len(baseType.AsUnionType().types)
if i+count <= len(types) && c.getRegularTypeOfLiteralType(types[i+count-1]) == c.getRegularTypeOfLiteralType(baseType.AsUnionType().types[count-1]) {
result = append(result, baseType)
i += count - 1
continue
}
}
}
result = append(result, t)
}
}
if flags&TypeFlagsNull != 0 {
result = append(result, c.nullType)
}
if flags&TypeFlagsUndefined != 0 {
result = append(result, c.undefinedType)
}
return result
}
func (c *Checker) TypeToTypeNode(t *Type, enclosingDeclaration *ast.Node, flags nodebuilder.Flags) *ast.TypeNode {
nodeBuilder := c.getNodeBuilder()
return nodeBuilder.TypeToTypeNode(t, enclosingDeclaration, flags, nodebuilder.InternalFlagsNone, nil)
}