WIP merge cyclically dependent components into one big component

1 files changed, 44 insertions, 0 deletions

diff --git a/src/tangara/lua/lua_thread.hpp b/src/tangara/lua/lua_thread.hpp
new file mode 100644
index 00000000..384de61d
--- /dev/null
+++ b/src/tangara/lua/lua_thread.hpp
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2023 jacqueline <me@jacqueline.id.au>
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#pragma once
+
+#include <memory>
+#include <string>
+
+#include "lua.hpp"
+
+#include "service_locator.hpp"
+
+namespace lua {
+
+class Allocator;
+
+auto CallProtected(lua_State*, int nargs, int nresults) -> int;
+
+class LuaThread {
+ public:
+  static auto Start(system_fsm::ServiceLocator&) -> LuaThread*;
+  ~LuaThread();
+
+  auto RunScript(const std::string& path) -> bool;
+  auto RunString(const std::string& path) -> bool;
+
+  auto DumpStack() -> void;
+
+  auto state() -> lua_State* { return state_; }
+
+  LuaThread(const LuaThread&) = delete;
+  LuaThread& operator=(const LuaThread&) = delete;
+
+ private:
+  LuaThread(std::unique_ptr<Allocator>&, lua_State*);
+
+  std::unique_ptr<Allocator> alloc_;
+  lua_State* state_;
+};
+
+}  // namespace lua