Add crash guards against unknown items (#4623)

This adds defensive checks to guard against crashing when digging with an unknown item in hand.

Reviewed-on: https://git.minetest.land/VoxeLibre/VoxeLibre/pulls/4623
Reviewed-by: the-real-herowl <the-real-herowl@noreply.git.minetest.land>
Co-authored-by: teknomunk <teknomunk@protonmail.com>
Co-committed-by: teknomunk <teknomunk@protonmail.com>
This commit is contained in:
teknomunk 2024-08-31 23:41:06 +02:00 committed by the-real-herowl
parent 444c491e14
commit e9bf509c85
2 changed files with 14 additions and 0 deletions

View file

@ -37,6 +37,8 @@ end
-- Digging capabilities of tool
tt.register_snippet(function(itemstring, toolcaps, itemstack)
local def = minetest.registered_items[itemstring]
if not def then return end
if not toolcaps then
return
end
@ -165,6 +167,8 @@ end)]]
-- Food
tt.register_snippet(function(itemstring)
local def = minetest.registered_items[itemstring]
if not def then return end
local desc
if def._tt_food then
desc = S("Food item")
@ -179,6 +183,8 @@ end)
-- Node info
tt.register_snippet(function(itemstring)
local def = minetest.registered_items[itemstring]
if not def then return end
local desc = ""
-- Health-related node facts

View file

@ -64,6 +64,8 @@ end)
tt.register_snippet(function(itemstring)
local def = minetest.registered_items[itemstring]
if not def then return end
local s = ""
if def.groups.eatable and def.groups.eatable > 0 then
s = s .. S("Hunger points: +@1", def.groups.eatable)
@ -89,6 +91,8 @@ end)
tt.register_snippet(function(itemstring)
local def = minetest.registered_items[itemstring]
if not def then return end
if def.groups.place_flowerlike == 1 then
return S("Grows on grass blocks or dirt")
elseif def.groups.place_flowerlike == 2 then
@ -98,6 +102,8 @@ end)
tt.register_snippet(function(itemstring)
local def = minetest.registered_items[itemstring]
if not def then return end
if def.groups.flammable then
return S("Flammable")
end
@ -127,6 +133,8 @@ end)
tt.register_snippet(function(itemstring, _, itemstack)
if not itemstack then return end
local def = itemstack:get_definition()
if not def then return end
if def.groups._mcl_potion ~= 1 then return end
local s = ""