package p

import (
	"./a1"
	"./b"
)

var _ = b.T{
	X: a.NewX(), // ERROR `cannot use "a1"\.NewX\(\)`

package a

type X string

func NewX() X {
	return ""

package a

type X string

func NewX() X {
	return ""

	key [KeySize]byte
}

// NewX returns a XChaCha20-Poly1305 AEAD that uses the given 256-bit key.
//
// XChaCha20-Poly1305 is a ChaCha20-Poly1305 variant that takes a longer nonce,
// suitable to be generated randomly without risk of collisions. It should be
// preferred when nonce uniqueness cannot be trivially ensured, or whenever
// nonces are randomly generated.
func NewX(key []byte) (cipher.AEAD, error) {