diff --git a/src/interpreter.hpp b/src/interpreter.hpp
index bd90a60..67940c8 100644
--- a/src/interpreter.hpp
+++ b/src/interpreter.hpp
@@ -29,12 +29,14 @@
     void operator()(const move_& move) const;
 
 private:
-    template <typename T>
-    std::string absolutePathFromCommand(const T& command) const;
-    std::string absolutePathFromCommand(const get_& command) const;
-    std::string absolutePathFromCommand(const describe_& describe) const;
     std::string buildTypeInfo(const std::string& path) const;
 
+    template <typename PathType>
+    std::string toCanonicalPath(const boost::optional<PathType>& path) const;
+
+    template <typename PathType>
+    std::string toCanonicalPath(const PathType& path) const;
+
     Parser& m_parser;
     DatastoreAccess& m_datastore;
 };