Rewrite the "print" command as a custom function

There ended up being too many corner cases for the generalized formatter
to handle.

1 files changed, 4 insertions, 3 deletions

diff --git a/src/item.h b/src/item.h
index 4cca9de4..f82e8da6 100644
--- a/src/item.h
+++ b/src/item.h
@@ -106,7 +106,8 @@ public:
 
   enum state_t { UNCLEARED = 0, CLEARED, PENDING };
 
-  typedef std::map<string, optional<string> > string_map;
+  typedef std::pair<optional<string>, bool> tag_data_t;
+  typedef std::map<string, tag_data_t>	    string_map;
 
   state_t	       _state;
   optional<date_t>     _date;
@@ -156,8 +157,8 @@ public:
   virtual optional<string> get_tag(const mask_t& tag_mask,
 				   const optional<mask_t>& value_mask = none) const;
 
-  virtual void set_tag(const string& tag,
-		       const optional<string>& value = none);
+  virtual string_map::iterator set_tag(const string& tag,
+				       const optional<string>& value = none);
 
   virtual void parse_tags(const char * p,
 			  optional<date_t::year_type> current_year = none);