static bool IsUserData(IntPtr L, int pos)
{
object obj = null;
int udata = LuaDLL.tolua_rawnetobj(L, pos);
if (udata != -1)
{
ObjectTranslator translator = ObjectTranslator.Get(L);
obj = translator.GetObject(udata);
if (obj != null)
{
return(obj is T);
}
else
{
return(!IsValueType);
}
}
return(false);
}
static public bool CheckDelegateType(Type type, IntPtr L, int pos)
{
LuaTypes luaType = LuaDLL.lua_type(L, pos);
switch (luaType)
{
case LuaTypes.LUA_TNIL:
return(true);
case LuaTypes.LUA_TUSERDATA:
int udata = LuaDLL.tolua_rawnetobj(L, pos);
if (udata != -1)
{
ObjectTranslator translator = ObjectTranslator.Get(L);
object obj = translator.GetObject(udata);
return(obj == null ? true : type == obj.GetType());
}
return(false);
default:
return(false);
}
}
static bool IsMatchUserData(IntPtr L, Type t, int pos)
{
if (t == typeof(long))
{
return(LuaDLL.tolua_getvaluetype(L, pos) == LuaValueType.Int64);
}
else if (t == typeof(ulong))
{
return(LuaDLL.tolua_getvaluetype(L, pos) == LuaValueType.UInt64);
}
object obj = null;
int udata = LuaDLL.tolua_rawnetobj(L, pos);
if (udata != -1)
{
ObjectTranslator translator = ObjectTranslator.Get(L);
obj = translator.GetObject(udata);
if (obj != null)
{
Type objType = obj.GetType();
if (t == objType || t.IsAssignableFrom(objType))
{
return(true);
}
}
else
{
return(!t.IsValueType);
}
}
return(false);
}