public static MethodInfo TakeWhile_Index_TSource_2(Type TSource) =>
(s_TakeWhile_Index_TSource_2 ??
(s_TakeWhile_Index_TSource_2 = new Func<IQueryable<object>, Expression<Func<object, int, bool>>, IQueryable<object>>(Queryable.TakeWhile).GetMethodInfo().GetGenericMethodDefinition()))
.MakeGenericMethod(TSource);