mirror of https://github.com/ethereum/go-ethereum
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
40 lines
1.2 KiB
40 lines
1.2 KiB
package ptrie
|
|
|
|
import "fmt"
|
|
|
|
var indices = []string{"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f", "[17]"}
|
|
|
|
type Node interface {
|
|
Value() Node
|
|
Copy() Node // All nodes, for now, return them self
|
|
Dirty() bool
|
|
fstring(string) string
|
|
Hash() interface{}
|
|
RlpData() interface{}
|
|
}
|
|
|
|
// Value node
|
|
func (self *ValueNode) String() string { return self.fstring("") }
|
|
func (self *FullNode) String() string { return self.fstring("") }
|
|
func (self *ShortNode) String() string { return self.fstring("") }
|
|
func (self *ValueNode) fstring(ind string) string { return fmt.Sprintf("%s ", self.data) }
|
|
func (self *HashNode) fstring(ind string) string { return fmt.Sprintf("%x ", self.key) }
|
|
|
|
// Full node
|
|
func (self *FullNode) fstring(ind string) string {
|
|
resp := fmt.Sprintf("[\n%s ", ind)
|
|
for i, node := range self.nodes {
|
|
if node == nil {
|
|
resp += fmt.Sprintf("%s: <nil> ", indices[i])
|
|
} else {
|
|
resp += fmt.Sprintf("%s: %v", indices[i], node.fstring(ind+" "))
|
|
}
|
|
}
|
|
|
|
return resp + fmt.Sprintf("\n%s] ", ind)
|
|
}
|
|
|
|
// Short node
|
|
func (self *ShortNode) fstring(ind string) string {
|
|
return fmt.Sprintf("[ %s: %v ] ", self.key, self.value.fstring(ind+" "))
|
|
}
|
|
|