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Diffstat (limited to 'Sluift/Lua/LuaUtils.h')
-rw-r--r-- | Sluift/Lua/LuaUtils.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/Sluift/Lua/LuaUtils.h b/Sluift/Lua/LuaUtils.h new file mode 100644 index 0000000..bad307c --- /dev/null +++ b/Sluift/Lua/LuaUtils.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2013 Remko Tronçon + * Licensed under the GNU General Public License. + * See the COPYING file for more information. + */ + +#pragma once + +#include <lua.hpp> +#include <boost/optional.hpp> + +struct lua_State; + +namespace Swift { + namespace Lua { + /** + * Can be used as __tostring metamethod on a table. + */ + int convertTableToString(lua_State* L); + + void registerTableToString(lua_State* L, int index); + void registerGetByTypeIndex(lua_State* L, int index); + + inline int absoluteOffset(lua_State* L, int index) { + return index > 0 ? index : lua_gettop(L) + index + 1; + } + + boost::optional<std::string> getStringField(lua_State* L, int index, const std::string&); + boost::optional<bool> getBooleanField(lua_State* L, int index, const std::string&); + boost::optional<int> getIntField(lua_State* L, int index, const std::string&); + } +} |