1 files changed, 11 insertions, 0 deletions
diff --git a/toolsrc/include/version_t.h b/toolsrc/include/version_t.h
index 9a4e11a39..47e5aec4b 100644
--- a/toolsrc/include/version_t.h
+++ b/toolsrc/include/version_t.h
@@ -25,4 +25,15 @@ namespace vcpkg
 
         std::string toString() const;
     };
+
+    struct name_and_version_diff_t
+    {
+        static bool compare_by_name(const name_and_version_diff_t& left, const name_and_version_diff_t& right)
+        {
+            return left.name < right.name;
+        }
+
+        std::string name;
+        version_diff_t version_diff;
+    };
 }