Filter doesn't work anymore

[dacmot]

Minetest 5.9.0, Ubuntu 22.04, Whynot game, hopper at 18f3711 (edit: also at 0baf36e)

The filter doesn't work as described anymore. Items listed in the filter do go through in the direction of the big V, but items that don't match just accumulate in the 4 storage spot and end up clogging instead going out the secondary output. Toggling the ejection button has no effect.

Here is the setup I used:

And this is what happens:

I bisected the main branch and found the regression was in this commit:

30b565480212299bca9a22ece614ff238777bbb3 is the first bad commit
commit 30b565480212299bca9a22ece614ff238777bbb3
Author: SmallJoker <[email protected]>
Date:   Fri Aug 16 22:58:59 2024 +0200

    Add .luacheckrc and fix its warnings

 .luacheckrc       | 22 ++++++++++++++++++++++
 abms.lua          |  4 ++--
 crafts.lua        | 10 +++++-----
 nodes/chute.lua   |  3 ---
 nodes/hoppers.lua |  8 ++++----
 nodes/sorter.lua  | 47 ++++++++++++++---------------------------------
 utility.lua       |  5 ++---
 7 files changed, 49 insertions(+), 50 deletions(-)
 create mode 100644 .luacheckrc