// @@@ Types

func (r *reader) typ() types.Type {
	return r.p.typIdx(r.typInfo(), r.dict)
}

func (r *reader) typInfo() typeInfo {
	r.Sync(pkgbits.SyncType)
	if r.Bool() {
		return typeInfo{idx: pkgbits.Index(r.Len()), derived: true}
	}
	return typeInfo{idx: r.Reloc(pkgbits.RelocType), derived: false}
}

func (pr *pkgReader) typIdx(info typeInfo, dict *readerDict) types.Type {
	idx := info.idx
	var where *types.Type

)

var tinfoMap sync.Map // map[reflect.Type]*typeInfo

var nameType = reflect.TypeFor[Name]()

// getTypeInfo returns the typeInfo structure with details necessary
// for marshaling and unmarshaling typ.
func getTypeInfo(typ reflect.Type) (*typeInfo, error) {
	if ti, ok := tinfoMap.Load(typ); ok {
		return ti.(*typeInfo), nil
	}

	tinfo := &typeInfo{}
	if typ.Kind() == reflect.Struct && typ != nameType {

        private void add(int tag, Class<?> type, Serializer<?> serializer) {
            TypeInfo typeInfo = new TypeInfo(tag, type.equals(Throwable.class), serializer);
            serializersByType.put(type, typeInfo);
            serializersByTag[typeInfo.tag] = typeInfo;
            if (typeInfo.useForSubtypes) {
                typeHierarchies.put(type, typeInfo);
            }
        }

        @Override

import org.gradle.internal.typeconversion.NotationParser;
import org.gradle.internal.typeconversion.NotationParserBuilder;
import org.gradle.internal.typeconversion.TypeConversionException;
import org.gradle.internal.typeconversion.TypeInfo;
import org.gradle.internal.typeconversion.TypedNotationConverter;

import java.util.Set;

import static org.gradle.api.internal.artifacts.DefaultModuleVersionSelector.newSelector;

	tcpinfo.Options = 0 // dummy
	tcpinfo.Rto = tcpStats.retransTimeouts
	tcpinfo.Ato = tcpStats.outDelayAcks
	tcpinfo.Snd_mss = conn.sendMSS
	tcpinfo.Rcv_mss = conn.sendMSS // dummy
	tcpinfo.Unacked = 0            // dummy
	tcpinfo.Sacked = 0             // dummy
	tcpinfo.Lost = 0               // dummy
	tcpinfo.Retrans = conn.reXmtCount
	tcpinfo.Fackets = 0 // dummy

var typeInfoMapInit = make(map[reflect.Type]*typeInfo, 16)

func lookupTypeInfo(rt reflect.Type) *typeInfo {
	if m := typeInfoMapInit; m != nil {
		return m[rt]
	}
	m, _ := typeInfoMap.Load().(map[reflect.Type]*typeInfo)
	return m[rt]
}

func getTypeInfo(ut *userTypeInfo) (*typeInfo, error) {
	rt := ut.base
	if ut.externalEnc != 0 {

        val signature = SignatureParsing.CharIterator(canonicalSignature)
        val typeInfo = SignatureParsing.parseTypeStringToTypeInfo(signature, StubBuildingVisitor.GUESSING_PROVIDER)
        val typeText = typeInfo.text() ?: return null

        return SyntheticTypeElement(useSitePosition, typeText)
    }

    override fun asKaType(
        psiType: PsiType,

func getEncEngine(ut *userTypeInfo, building map[*typeInfo]bool) *encEngine {
	info, err := getTypeInfo(ut)
	if err != nil {
		error_(err)
	}
	enc := info.encoder.Load()
	if enc == nil {
		enc = buildEncEngine(info, ut, building)
	}
	return enc
}

func buildEncEngine(info *typeInfo, ut *userTypeInfo, building map[*typeInfo]bool) *encEngine {
	// Check for recursive types.

// See cmd/compile/internal/noder.derivedInfo.
type derivedInfo struct {
	idx    pkgbits.Index
	needed bool
}

// See cmd/compile/internal/noder.typeInfo.
type typeInfo struct {
	idx     pkgbits.Index
	derived bool
}

// See cmd/compile/internal/types.SplitVargenSuffix.
func splitVargenSuffix(name string) (base, suffix string) {
	i := len(name)

// Expressions in the syntax package provide storage for
// the typechecker to record its results. This interface
// is the mechanism the typechecker uses to record results,
// and clients use to retrieve those results.
type typeInfo interface {
	SetTypeInfo(TypeAndValue)
	GetTypeInfo() TypeAndValue
}

// A TypeAndValue records the type information, constant
// value if known, and various other flags associated with
// an expression.