Made the amount/balance/value interface a bit more rational; added

 back a useless version of the register command (just to prove the
 command sequence); and added smart XML semantics to the XPath
 implementation so that nodes can be coerced to values.

1 files changed, 9 insertions, 0 deletions

diff --git a/util.h b/util.h
index 842879e5..dc14547a 100644
--- a/util.h
+++ b/util.h
@@ -96,4 +96,13 @@ std::string abbreviate(const std::string& str, unsigned int width,
 		       elision_style_t elision_style = TRUNCATE_TRAILING,
 		       const bool is_account = false, int abbrev_length = 2);
 
+static inline const
+std::string& either_or(const std::string& first, const std::string& second)
+{
+  if (first.empty())
+    return second;
+  else
+    return first;
+}
+
 #endif // _UTIL_H