From c69b6fb0e455a465104ee8974f93f3c666e080b0 Mon Sep 17 00:00:00 2001 From: FaceDeer Date: Sun, 14 Apr 2019 23:17:08 -0600 Subject: [PATCH] guard against calls from other mods that don't have all the required parameters --- extendingladder.lua | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/extendingladder.lua b/extendingladder.lua index c804ac2..01d1563 100644 --- a/extendingladder.lua +++ b/extendingladder.lua @@ -53,6 +53,11 @@ minetest.register_craft({ local ladder_extender = function(pos, node, clicker, itemstack, pointed_thing, ladder_node, standing_limit) + -- on_rightclick can be called by other mods, make sure we have all the parameters we need + if pointed_thing == nil or itemstack == nil then + return itemstack + end + local clicked_stack = ItemStack(itemstack) -- true if we're pointing up at the ladder from below and there's a buildable space below it