62 lines
2.1 KiB
Go
62 lines
2.1 KiB
Go
// Copyright 2014 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package trie
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import "fmt"
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var indices = []string{"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f", "[17]"}
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type Node interface {
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Value() Node
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Copy(*Trie) Node // All nodes, for now, return them self
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Dirty() bool
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fstring(string) string
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Hash() interface{}
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RlpData() interface{}
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setDirty(dirty bool)
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}
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// Value node
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func (self *ValueNode) String() string { return self.fstring("") }
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func (self *FullNode) String() string { return self.fstring("") }
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func (self *ShortNode) String() string { return self.fstring("") }
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func (self *ValueNode) fstring(ind string) string { return fmt.Sprintf("%x ", self.data) }
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//func (self *HashNode) fstring(ind string) string { return fmt.Sprintf("< %x > ", self.key) }
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func (self *HashNode) fstring(ind string) string {
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return fmt.Sprintf("%v", self.trie.trans(self))
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}
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// Full node
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func (self *FullNode) fstring(ind string) string {
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resp := fmt.Sprintf("[\n%s ", ind)
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for i, node := range self.nodes {
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if node == nil {
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resp += fmt.Sprintf("%s: <nil> ", indices[i])
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} else {
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resp += fmt.Sprintf("%s: %v", indices[i], node.fstring(ind+" "))
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}
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}
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return resp + fmt.Sprintf("\n%s] ", ind)
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}
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// Short node
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func (self *ShortNode) fstring(ind string) string {
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return fmt.Sprintf("[ %x: %v ] ", self.key, self.value.fstring(ind+" "))
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}
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