[graph_node] Make label() mandatory in child classes

ossia · Oct 14, 2024 · dc9f7d1 · dc9f7d1
1 parent f404407
commit dc9f7d1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/ossia/dataflow/graph_node.hpp b/src/ossia/dataflow/graph_node.hpp
@@ -123,7 +123,7 @@ class OSSIA_EXPORT graph_node
   virtual void prepare(const execution_state& st) noexcept;
   [[nodiscard]] virtual bool consumes(const execution_state&) const noexcept;
   virtual void run(const token_request&, exec_state_facade) noexcept;
-  [[nodiscard]] virtual std::string label() const noexcept;
+  [[nodiscard]] virtual std::string label() const noexcept = 0;
 
   [[nodiscard]] bool has_port_inputs() const noexcept;
   [[nodiscard]] bool has_global_inputs() const noexcept;