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-rw-r--r--serialize/wall-atlas.hpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/serialize/wall-atlas.hpp b/serialize/wall-atlas.hpp
index 3342ca49..725204ad 100644
--- a/serialize/wall-atlas.hpp
+++ b/serialize/wall-atlas.hpp
@@ -27,5 +27,6 @@ void write_group_metadata(json& jgroup, const Group& val);
void write_direction_metadata(json& jdir, const Direction& dir);
void write_all_directions(json& jroot, const wall_atlas& a);
void write_info_header(json& jroot, const Info& info);
+bool is_direction_defined(const Direction& dir);
} // namespace floormat::Wall::detail