From c14ac56a32a77a45bf1a5aaf20e41c86fcef5548 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Thu, 15 Aug 2013 19:38:48 -0400
Subject: [PATCH] Account: cache full name instead of recalculating it every
 time

---
 lib/gnucash/account.rb | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/lib/gnucash/account.rb b/lib/gnucash/account.rb
index 0251371..58ac448 100644
--- a/lib/gnucash/account.rb
+++ b/lib/gnucash/account.rb
@@ -32,14 +32,7 @@ module Gnucash
 
     # Return the fully qualified account name
     def full_name
-      prefix = ""
-      if @parent_id
-        parent = @book.find_account_by_id(@parent_id)
-        if parent and parent.type != 'ROOT'
-          prefix = parent.full_name + "::"
-        end
-      end
-      prefix + name
+      @full_name ||= calculate_full_name
     end
 
     # Internal method used to associate a transaction with the account
@@ -87,5 +80,18 @@ module Gnucash
       end
       @balances[idx][:value]
     end
+
+    private
+
+    def calculate_full_name
+      prefix = ""
+      if @parent_id
+        parent = @book.find_account_by_id(@parent_id)
+        if parent and parent.type != 'ROOT'
+          prefix = parent.full_name + "::"
+        end
+      end
+      prefix + name
+    end
   end
 end