From 881a23f9d5a837e97950a3706af46c2905c96c08 Mon Sep 17 00:00:00 2001
From: Daniel Cousens <github@dcousens.com>
Date: Thu, 26 Nov 2015 12:07:32 +1100
Subject: [PATCH] txbuilder: rename tx.outs.length to nOutputs

---
 src/transaction_builder.js | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/transaction_builder.js b/src/transaction_builder.js
index 503ee92..5c94ce6 100644
--- a/src/transaction_builder.js
+++ b/src/transaction_builder.js
@@ -227,13 +227,13 @@ TransactionBuilder.prototype.addInput = function (txHash, vout, sequence, prevOu
 }
 
 TransactionBuilder.prototype.addOutput = function (scriptPubKey, value) {
-  var tx = this.tx
+  var nOutputs = this.tx.outs.length
   var valid = this.inputs.every(function (input, index) {
     if (input.hashType === undefined) return true
 
-    var hashType = input.hashType & 0x1f
-    return hashType === Transaction.SIGHASH_NONE ||
-           (hashType === Transaction.SIGHASH_SINGLE && index < tx.outs.length)
+    var hashTypeMod = input.hashType & 0x1f
+    return (hashTypeMod === Transaction.SIGHASH_NONE) ||
+           (hashTypeMod === Transaction.SIGHASH_SINGLE && index < nOutputs)
   })
 
   if (!valid) throw new Error('No, this would invalidate signatures')
@@ -243,7 +243,7 @@ TransactionBuilder.prototype.addOutput = function (scriptPubKey, value) {
     scriptPubKey = baddress.toOutputScript(scriptPubKey, this.network)
   }
 
-  return tx.addOutput(scriptPubKey, value)
+  return this.tx.addOutput(scriptPubKey, value)
 }
 
 TransactionBuilder.prototype.build = function () {