From 5ce093739eea892ddff79ce33235c31f6fa0f95f Mon Sep 17 00:00:00 2001
From: Daniel Cousens <github@dcousens.com>
Date: Wed, 8 Jul 2015 15:38:45 +1000
Subject: [PATCH] TxBuilder: clarify comment about coin base script support

---
 src/transaction_builder.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/transaction_builder.js b/src/transaction_builder.js
index a96306d..7ddb6a6 100644
--- a/src/transaction_builder.js
+++ b/src/transaction_builder.js
@@ -110,8 +110,10 @@ TransactionBuilder.fromTransaction = function (transaction) {
 
   // Extract/add signatures
   txb.inputs = transaction.ins.map(function (txIn) {
-    // TODO: remove me after testcase added
-    assert(!Transaction.isCoinbaseHash(txIn.hash), 'coinbase inputs not supported')
+    // TODO: verify whether extractInput is sane with coinbase scripts
+    if (Transaction.isCoinbaseHash(txIn.hash)) {
+      throw new Error('coinbase inputs not supported')
+    }
 
     // Ignore empty scripts
     if (txIn.script.buffer.length === 0) return {}