From c39aa6cb0793f704a153a3a7c71e60a38e2abaf1 Mon Sep 17 00:00:00 2001
From: Wei Lu <luwei.here@gmail.com>
Date: Sat, 22 Mar 2014 15:43:55 +0800
Subject: [PATCH] minor refactoring

---
 src/wallet.js | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/src/wallet.js b/src/wallet.js
index dcc8801..8c7ab56 100644
--- a/src/wallet.js
+++ b/src/wallet.js
@@ -64,17 +64,7 @@ var Wallet = function (seed, options) {
       var utxo = []
 
       for(var key in this.outputs){
-        var hashAndIndex = key.split(":")
-        var output = this.outputs[key]
-
-        utxo.push({
-          hash: hashAndIndex[0],
-          hashLittleEndian: convert.reverseEndian(hashAndIndex[0]),
-          outputIndex: parseInt(hashAndIndex[1]),
-          scriptPubKey: output.scriptPubKey,
-          address: output.address,
-          value: output.value
-        })
+        utxo.push(outputToUnspentOutput(this.outputs[key]))
       }
 
       return utxo
@@ -92,6 +82,19 @@ var Wallet = function (seed, options) {
       this.outputs = outputs
     }
 
+    function outputToUnspentOutput(output){
+      var hashAndIndex = output.output.split(":")
+
+      return {
+        hash: hashAndIndex[0],
+        hashLittleEndian: convert.reverseEndian(hashAndIndex[0]),
+        outputIndex: parseInt(hashAndIndex[1]),
+        scriptPubKey: output.scriptPubKey,
+        address: output.address,
+        value: output.value
+      }
+    }
+
     function unspentOutputToOutput(o) {
       var hash = o.hash || convert.reverseEndian(o.hashLittleEndian)
       var key = hash + ":" + o.outputIndex