Fix widespread off by one error

clientmods/autoeat/init.lua

@@ -7,7 +7,7 @@ function autoeat.eat()
 	local player = minetest.localplayer
 	local owx=player:get_wield_index()
 	autoeat.eating = true
-	player:set_wield_index(8)
+	player:set_wield_index(9)
 	minetest.place_node(player:get_pos())
 	minetest.after("0.2",function()
 		player:set_wield_index(owx)

clientmods/autominer/init.lua

@@ -61,7 +61,7 @@ local function amautotool(pos)
 	for index, stack in pairs(inventory.main) do
 		is_better, best_time = check_tool(stack, node_groups, best_time)
 		if is_better then
-			new_index = index - 1
+			new_index = index
 		end
 	end
 	player:set_wield_index(new_index)
@@ -97,7 +97,7 @@ local function dighead()
             local n=get_hnode()
             if n==nil or n['name'] == 'air' then return end
             --amautotool(ppos)
-	    minetest.localplayer:set_wield_index(0)
+	    minetest.localplayer:set_wield_index(1)
             minetest.dig_node(ppos)
             minetest.dig_node(vector.add(ppos,{x=0,y=1,z=0}))
             digging=false

clientmods/quint/init.lua

@@ -34,7 +34,7 @@ end
 local function parse_invaction(lists, taction)
     local idx = format_inv(taction)
     local slot = taction.slot
-    local itemstack = lists[idx][slot + 1]
+    local itemstack = lists[idx][slot]
 
     return idx, slot, itemstack
 end
@@ -44,9 +44,6 @@ local function simulate_invaction(lists, invaction)
     local fidx, fslot, fis = parse_invaction(lists, invaction:to_table().from)
     local tidx, tslot, tis = parse_invaction(lists, invaction:to_table().to)
 
-    tslot = tslot + 1
-    fslot = fslot + 1
-
     local tcount = invaction:to_table().count
     if tcount == 0 then
         tcount = fis:get_count()
@@ -128,17 +125,17 @@ local function invaction_dump_slot(q, src, dst, srci, dstbounds)
     local sinv = q.current[format_inv(src)]
     local dinv = q.current[format_inv(dst)]
 
-    if sinv[srci + 1]:is_empty() then
+    if sinv[srci]:is_empty() then
         return true
     end
 
     for i = dstbounds.min, dstbounds.max do
-        if not empty and dinv[i + 1]:is_empty() then
+        if not empty and dinv[i]:is_empty() then
             empty = i
         end
 
-        if not matching and dinv[i + 1]:get_name() == sinv[srci + 1]:get_name() then
+        if not matching and dinv[i]:get_name() == sinv[srci]:get_name() then
-            if dinv[i + 1]:get_free_space() ~= 0 then
+            if dinv[i]:get_free_space() ~= 0 then
                 matching = i
             end
         end
@@ -149,8 +146,8 @@ local function invaction_dump_slot(q, src, dst, srci, dstbounds)
     end
 
     if matching then
-        local free = dinv[matching + 1]:get_free_space()
+        local free = dinv[matching]:get_free_space()
-        local scount = sinv[srci + 1]:get_count()
+        local scount = sinv[srci]:get_count()
         local count = math.min(free, scount)
 
         local act = InventoryAction("move")
@@ -188,8 +185,8 @@ local function rebind(lists, inv, bounds)
         bounds.max = #invlist
     end
 
-    bounds.min = math.max(bounds.min, 0)
+    bounds.min = math.max(bounds.min, 1)
-    bounds.max = math.min(bounds.max, #invlist - 1)
+    bounds.max = math.min(bounds.max, #invlist)
 
     return bounds
 end

clientmods/scaffold/init.lua

@@ -5,14 +5,6 @@ local category = "Scaffold"
 scaffold = {}
 scaffold.registered_scaffolds = {}
 
-local function shuffle(tbl)
-  for i = #tbl, 2, -1 do
-    local j = math.random(i)
-    tbl[i], tbl[j] = tbl[j], tbl[i]
-  end
-  return tbl
-end
-
 function scaffold.register_scaffold(func)
     table.insert(scaffold.registered_scaffolds, func)
 end
@@ -61,7 +53,7 @@ function scaffold.find_any_swap(items)
     for i, v in ipairs(items) do
         local n = minetest.find_item(v)
         if n then
-            minetest.localplayer:set_wield_index(n - 1)
+            minetest.localplayer:set_wield_index(n)
             return true
         end
     end
@@ -157,5 +149,5 @@ scaffold.register_template_scaffold("RandomScaff", "scaffold_rnd", function(belo
     local n = minetest.get_node_or_nil(below)
     if n and scaffold.in_list(n.name,nlist.get('randomscaffold')) then return end
     scaffold.dig(below)
-    scaffold.place_if_needed(shuffle(nlist.get('randomscaffold')), below )
+    scaffold.place_if_needed(table.shuffle(nlist.get('randomscaffold')), below )
 end)

clientmods/turtle/init.lua

@@ -87,7 +87,7 @@ function turtle.get_best_tool_index(x, y, z)
 
     local nodecaps = minetest.get_node_def(node.name).groups
 
-    local idx = minetest.localplayer:get_wield_index() + 1
+    local idx = minetest.localplayer:get_wield_index()
     local best = math.huge
 
     for i, v in ipairs(minetest.get_inventory("current_player").main) do
@@ -100,7 +100,7 @@ function turtle.get_best_tool_index(x, y, z)
         end
     end
 
-    return idx - 1
+    return idx
 end
 
 -- switch to the fastest tool to mine x, y, z