lua_util.hpp

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#pragma once
 
struct lua_State;
 
namespace scripting {
 
auto pcallTraceback(lua_State* state, int nargs, int nresults) noexcept -> int;

class ScriptDepthGuard {
public:
  ScriptDepthGuard() noexcept;
  ~ScriptDepthGuard();
 
  ScriptDepthGuard(const ScriptDepthGuard&) = delete;
  auto operator=(const ScriptDepthGuard&) -> ScriptDepthGuard& = delete;
  ScriptDepthGuard(ScriptDepthGuard&&) = delete;
  auto operator=(ScriptDepthGuard&&) -> ScriptDepthGuard& = delete;

  [[nodiscard]]
  auto allowed() const noexcept -> bool {
    return m_allowed;
  }
 
private:
  bool m_allowed;
};
 
}