get_node_drops: Make empty drop return empty table (#7592)

This stops get_node_drops from returning an empty string when using drop = "" and instead returns the supposed empty table instead {}

diff --git a/builtin/game/item.lua b/builtin/game/item.lua
index 591531db0b4b9e145b1dceb67b680ac8809aee54..9b7569c774de1791d37abe62b8d124d633decb3f 100644 (file)
--- a/builtin/game/item.lua
+++ b/builtin/game/item.lua
@@ -197,7 +197,7 @@ function core.get_node_drops(node, toolname)
                return {nodename}
        elseif type(drop) == "string" then
                -- itemstring drop
-               return {drop}
+               return drop ~= "" and {drop} or {}
        elseif drop.items == nil then
                -- drop = {} to disable default drop
                return {}