From ec1f15a4b2ae706dd99aff0d506977486ffef08b Mon Sep 17 00:00:00 2001
From: John Wiegley <johnw@newartisans.com>
Date: Wed, 7 Mar 2012 10:32:35 -0600
Subject: Made amount_t::price return an optional<amount_t>

---
 src/amount.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/amount.cc')

diff --git a/src/amount.cc b/src/amount.cc
index 313f8d27..c80ca14e 100644
--- a/src/amount.cc
+++ b/src/amount.cc
@@ -787,7 +787,7 @@ amount_t::value(const optional<datetime_t>&   moment,
   return none;
 }
 
-amount_t amount_t::price() const
+optional<amount_t> amount_t::price() const
 {
   if (has_annotation() && annotation().price) {
     amount_t tmp(*annotation().price);
@@ -795,7 +795,7 @@ amount_t amount_t::price() const
     DEBUG("amount.price", "Returning price of " << *this << " = " << tmp);
     return tmp;
   }
-  return *this;
+  return none;
 }
 
 
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