package acl

import "unsafe"

// String returns a text representation of perms.
func (perms Perm) String() string {
	buf := []byte{'-', '-', '-'}
	if perms&Read != 0 {
		buf[0] = 'r'
	}
	if perms&Write != 0 {
		buf[1] = 'w'
	}
	if perms&Execute != 0 {
		buf[2] = 'x'
	}
	return unsafe.String(unsafe.SliceData(buf), len(buf))
}