diff --git a/src/Exclusion.cpp b/src/Exclusion.cpp
index c859eb32..dd02b97d 100644
--- a/src/Exclusion.cpp
+++ b/src/Exclusion.cpp
@@ -74,3 +74,15 @@ std::vector <std::string> Exclusion::tokens () const
 }
 
 ////////////////////////////////////////////////////////////////////////////////
+std::string Exclusion::dump () const
+{
+  std::stringstream out;
+
+  out << "Exclusion _tokens ";
+  for (auto& token : _tokens)
+    out << " '" << token << "'";
+
+  return out.str ();
+}
+
+////////////////////////////////////////////////////////////////////////////////
diff --git a/src/Exclusion.h b/src/Exclusion.h
index c126c3c7..1674748c 100644
--- a/src/Exclusion.h
+++ b/src/Exclusion.h
@@ -38,6 +38,8 @@ public:
   void initialize (const std::string&);
   std::vector <std::string> tokens () const;
 
+  std::string dump () const;
+
 private:
   std::vector <std::string> _tokens;
 };