1 package a 2 3 import ( 4 "unsafe" 5 ) 6 7 type Collection struct { 8 root unsafe.Pointer 9 } 10 11 type nodeLoc struct{} 12 13 type slice []int 14 15 type maptype map[int]int 16 17 func MakePrivateCollection() *Collection { 18 return &Collection{ 19 root: unsafe.Pointer(&nodeLoc{}), 20 } 21 } 22 23 func MakePrivateCollection2() *Collection { 24 return &Collection{ 25 root: unsafe.Pointer(&slice{}), 26 } 27 } 28 func MakePrivateCollection3() *Collection { 29 return &Collection{ 30 root: unsafe.Pointer(&maptype{}), 31 } 32 } 33 34
