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// Copyright 2024 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//go:build !go1.22
// +build !go1.22
package aliases
import (
"go/types"
)
// Alias is a placeholder for a go/types.Alias for <=1.21.
// It will never be created by go/types.
type Alias struct{}
func (*Alias) String() string { panic("unreachable") }
func (*Alias) Underlying() types.Type { panic("unreachable") }
func (*Alias) Obj() *types.TypeName { panic("unreachable") }
// Unalias returns the type t for go <=1.21.
func Unalias(t types.Type) types.Type { return t }
// Always false for go <=1.21. Ignores GODEBUG.
func enabled() bool { return false }
func newAlias(name *types.TypeName, rhs types.Type) *Alias { panic("unreachable") }
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