From db4aaedcbdb409e17ea3de161e7b24a80ba0a58c Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Thu, 8 Jan 2015 11:47:04 +0100
Subject: Moved ptrie => trie. Removed old trie

---
 trie/node.go | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 trie/node.go

(limited to 'trie/node.go')

diff --git a/trie/node.go b/trie/node.go
new file mode 100644
index 000000000..a1f68480f
--- /dev/null
+++ b/trie/node.go
@@ -0,0 +1,40 @@
+package trie
+
+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("%x ", 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("[ %x: %v ] ", self.key, self.value.fstring(ind+"  "))
+}
-- 
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