move strand into seqspan

[mussa.git] / mussa_exceptions.hpp

diff --git a/mussa_exceptions.hpp b/mussa_exceptions.hpp
index 3c44e6061705d1c370d4158eb8aa70791e6fd23f..1c577f4198bc210986822ccfd47bc1a77bf39810 100644 (file)
--- a/mussa_exceptions.hpp
+++ b/mussa_exceptions.hpp
@@ -71,6 +71,14 @@ public:
     mussa_error(msg) {};
 };
 
+//! Invalid strand identifier
+class sequence_invalid_strand : public mussa_error
+{
+public:
+  explicit sequence_invalid_strand(const std::string& msg) :
+    mussa_error(msg) {};
+};
+
 //! Error loading sequence annotation
 class annotation_load_error : public sequence_load_error
 {