From 6f86ca2d02bc14bfbb3bf3662b1d40d32737da27 Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Mon, 11 Jan 2016 01:04:37 -0800
Subject: [PATCH] add utils.isBytes.

---
 lib/bcoin/script.js |  8 ++------
 lib/bcoin/utils.js  | 14 ++++++++++++++
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/lib/bcoin/script.js b/lib/bcoin/script.js
index 1880b1f7..743d2eff 100644
--- a/lib/bcoin/script.js
+++ b/lib/bcoin/script.js
@@ -990,12 +990,8 @@ script.size = function size(s) {
   return bcoin.script.encode(s).length;
 };
 
-script.isEncoded = function(s) {
-  for (var i = 0; i < s.length; i++) {
-    if (typeof s[i] !== 'number')
-      return false;
-  }
-  return true;
+script.isEncoded = function isEncoded(s) {
+  return utils.isBytes(s);
 };
 
 script.normalize = function normalize(s) {
diff --git a/lib/bcoin/utils.js b/lib/bcoin/utils.js
index b0adc520..40a2d684 100644
--- a/lib/bcoin/utils.js
+++ b/lib/bcoin/utils.js
@@ -701,6 +701,20 @@ utils.toBuffer = function toBuffer(msg) {
   throw new Error('Cannot ensure buffer');
 };
 
+utils.isBytes = function isBytes(data) {
+  var i;
+
+  if (!Array.isArray(data))
+    return false;
+
+  for (i = 0; i < data.length; i++) {
+    if (typeof data[i] !== 'number')
+      return false;
+  }
+
+  return true;
+};
+
 utils._inspect = function inspect(obj) {
   return typeof obj !== 'string'
     ? util.inspect(obj, null, 20, true)