import org.jetbrains.kotlin.name.Name

public sealed interface KaType : KaLifetimeOwner, KaAnnotated {
    public val nullability: KaTypeNullability

    /**
     * The abbreviated type for this expanded [KaType], or `null` if this type has not been expanded from an abbreviated type or the
     * abbreviated type cannot be resolved.
     *

	// (*unsafe.Pointer)(x) where x is type *bad -> (*unsafe.Pointer)(unsafe.Pointer(x))
	// (*bad.type)(x) where x is type *unsafe.Pointer -> (*bad.type)(unsafe.Pointer(x))
	walk(f, func(n any) {
		if n == nil {
			return
		}
		// Find pattern like (*a.b)(x)
		c, ok := n.(*ast.CallExpr)
		if !ok {
			return
		}
		if len(c.Args) != 1 {
			return
		}
		p, ok := c.Fun.(*ast.ParenExpr)
		if !ok {

package syntax

import "go/constant"

// A Type represents a type of Go.
// All types implement the Type interface.
// (This type originally lived in types2. We moved it here
// so we could depend on it from other packages without
// introducing an import cycle.)
type Type interface {
	// Underlying returns the underlying type of a type.
	// Underlying types are never Named, TypeParam, or Alias types.
	//

func TypeNode(t *types.Type) Node {
	if n := t.Obj(); n != nil {
		if n.Type() != t {
			base.Fatalf("type skew: %v has type %v, but expected %v", n, n.Type(), t)
		}
		return n.(*Name)
	}
	return newTypeNode(t)
}

// A DynamicType represents a type expression whose exact type must be
// computed dynamically.
type DynamicType struct {
	miniExpr

            executeOnPooledThreadInReadAction {
                analyze(declaration) {
                    val ktType = declaration.getReturnKaType()
                    appendLine("${KaType::class.simpleName}: ${AnalysisApiPsiTypeProviderTestUtils.render(analysisSession, ktType)}")
                    val psiType = ktType.asPsiType(psiContext, allowErrorTypes = false)

        val actual = analyseForTest(expressionAtCaret) {
            val ktType = expressionAtCaret.getKtType()
            buildString {
                appendLine("${KtTypeReference::class.simpleName}: ${expressionAtCaret.text}")
                appendLine("${KaType::class.simpleName}: ${ktType.render(position = Variance.INVARIANT)}")
            }
        }

            val symbol = expressionAtCaret.getTypeParameterSymbol()
            val ktType = buildTypeParameterType(symbol)
            buildString {
                appendLine("${KtTypeParameter::class.simpleName}: ${expressionAtCaret.text}")
                appendLine("${KaType::class.simpleName}: ${ktType.render(position = Variance.INVARIANT)}")
            }
        }

// and returns an expression that yields the *runtime._type value
// representing that map type.
func MakeMapRType(pos src.XPos, n *ir.MakeExpr) ir.Node {
	assertOp(n, ir.OMAKEMAP)
	if hasRType(n, n.RType, "RType") {
		return n.RType
	}
	return mapRType(pos, n.Type())
}

// MakeSliceElemRType asserts that n is a "make" operation for a slice
// type, and returns an expression that yields the *runtime._type

        do {
            val oldResult = result
            result = when (type) {
                is FlexibleType -> type.upperBound
                is DefinitelyNotNullType -> type.original
                else -> type
            }
        } while (result !== oldResult)
        return result
    }

    private fun asPsiTypeElement(type: KotlinType, useSitePosition: PsiElement, mode: TypeMappingMode): PsiTypeElement? {

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package types2

import "cmd/compile/internal/syntax"

// A Type represents a type of Go.
// All types implement the Type interface.