Add default constructor to triplet

1 files changed, 1 insertions, 0 deletions

diff --git a/butl/triplet b/butl/triplet
index 69dc9df..090f84d 100644
--- a/butl/triplet
+++ b/butl/triplet
@@ -109,6 +109,7 @@ namespace butl
     explicit
     triplet (const std::string&, std::string* canon = nullptr);
     triplet (const std::string& s, std::string& canon): triplet (s, &canon) {}
+    triplet () = default;
   };
 };