From 37a3f833343628d58431cf99ec6add99ff62d343 Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Sun, 18 Dec 2016 20:41:30 -0800
Subject: [PATCH] keyring: add refresh method.

---
 lib/primitives/keyring.js | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/lib/primitives/keyring.js b/lib/primitives/keyring.js
index 04f61f22..ffda6de7 100644
--- a/lib/primitives/keyring.js
+++ b/lib/primitives/keyring.js
@@ -105,6 +105,21 @@ KeyRing.fromOptions = function fromOptions(options) {
   return new KeyRing().fromOptions(options);
 };
 
+/**
+ * Clear cached key/script hashes.
+ */
+
+KeyRing.prototype.refresh = function refresh() {
+  this._keyHash = null;
+  this._keyAddress = null;
+  this._program = null;
+  this._nestedHash = null;
+  this._nestedAddress = null;
+  this._scriptHash160 = null;
+  this._scriptHash256 = null;
+  this._scriptAddress = null;
+};
+
 /**
  * Inject data from private key.
  * @private
@@ -724,8 +739,8 @@ KeyRing.prototype.verify = function verify(msg, sig) {
 };
 
 /**
- * Get script type.
- * @returns {ScriptType}
+ * Get witness program version.
+ * @returns {Number}
  */
 
 KeyRing.prototype.getVersion = function getVersion() {