private int UnregisterTableInternal(LuaState luaState)
{
if (!luaState.GetMetaTable(1))
{
ThrowError(luaState, "unregister_table: arg is not valid table");
return(0);
}
luaState.PushString("__index");
luaState.GetTable(-2);
object obj = GetRawNetObject(luaState, -1);
if (obj == null)
{
ThrowError(luaState, "unregister_table: arg is not valid table");
}
var luaTableField = obj.GetType().GetField("__luaInterface_luaTable");
if (luaTableField == null)
{
ThrowError(luaState, "unregister_table: arg is not valid table");
}
// ReSharper disable once PossibleNullReferenceException
luaTableField.SetValue(obj, null);
luaState.PushNil();
luaState.SetMetaTable(1);
luaState.PushString("base");
luaState.PushNil();
luaState.SetTable(1);
return(0);
}
/*
* Navigates a table in the top of the stack, returning
* the value of the specified field
*/
object GetObject(string[] remainingPath)
{
object returnValue = null;
for (int i = 0; i < remainingPath.Length; i++)
{
luaState.PushString(remainingPath[i]);
luaState.GetTable(-2);
returnValue = translator.GetObject(luaState, -1);
if (returnValue == null)
{
break;
}
}
return(returnValue);
}
/*
* Navigates a table in the top of the stack, returning
* the value of the specified field
*/
object GetObject(string[] remainingPath)
{
object returnValue = null;
for (int i = 0; i < remainingPath.Length; i++)
{
_luaState.PushString(remainingPath[i]);
_luaState.GetTable(-2);
var oldValue = returnValue;
returnValue = _translator.GetObject(_luaState, -1);
(oldValue as LuaBase)?.Dispose();
if (returnValue == null)
{
break;
}
}
return(returnValue);
}
/*
* CAUTION: NLua.Lua instances can't share the same lua state!
*/
public Lua(LuaState luaState)
{
luaState.PushString("NLua_Loaded");
luaState.GetTable((int)LuaRegistry.Index);
if (luaState.ToBoolean(-1))
{
luaState.SetTop(-2);
throw new LuaException("There is already a NLua.Lua instance associated with this Lua state");
}
_luaState = luaState;
_StatePassed = true;
luaState.SetTop(-2);
Init();
}
private int UnregisterTableInternal(LuaState luaState)
{
try
{
if (luaState.GetMetaTable(1))
{
luaState.PushString("__index");
luaState.GetTable(-2);
object obj = GetRawNetObject(luaState, -1);
if (obj == null)
{
ThrowError(luaState, "unregister_table: arg is not valid table");
}
var luaTableField = obj.GetType().GetField("__luaInterface_luaTable");
if (luaTableField == null)
{
ThrowError(luaState, "unregister_table: arg is not valid table");
}
luaTableField.SetValue(obj, null);
luaState.PushNil();
luaState.SetMetaTable(1);
luaState.PushString("base");
luaState.PushNil();
luaState.SetTable(1);
}
else
{
ThrowError(luaState, "unregister_table: arg is not valid table");
}
}
catch (Exception e)
{
ThrowError(luaState, e.Message);
}
return(0);
}