/// <summary>
/// Checks if the type is a specific userdata type, and returns it or throws.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="funcName">Name of the function.</param>
/// <param name="argNum">The argument number.</param>
/// <param name="flags">The flags.</param>
/// <returns></returns>
public T CheckUserDataType <T>(string funcName, int argNum = -1, TypeValidationFlags flags = TypeValidationFlags.Default)
{
DynValue v = this.CheckType(funcName, DataType.UserData, argNum, flags);
bool allowNil = ((int)(flags & TypeValidationFlags.AllowNil) != 0);
if (v.IsNil())
{
return(default(T));
}
T t;
if (v.UserData.TryGet <T>(out t))
{
return(t);
}
throw ScriptRuntimeException.BadArgumentUserData(argNum, funcName, typeof(T), t, allowNil);
}
/// <summary>
/// Checks if the type is a specific userdata type, and returns it or throws.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="funcName">Name of the function.</param>
/// <param name="argNum">The argument number.</param>
/// <param name="flags">The flags.</param>
/// <returns></returns>
public T CheckUserDataType <T>(string funcName, int argNum = -1, TypeValidationFlags flags = TypeValidationFlags.Default)
{
DynValue v = this.CheckType(funcName, DataType.UserData, argNum, flags);
bool allowNil = ((int)(flags & TypeValidationFlags.AllowNil) != 0);
if (v.IsNil())
{
return(default(T));
}
object o = v.UserData.Object;
if (o != null && o is T)
{
return((T)o);
}
throw ScriptRuntimeException.BadArgumentUserData(argNum, funcName, typeof(T), o, allowNil);
}