debugger.lua

@@ -43,18 +43,4 @@ local function debugREPL(onResult, debugArgs)
   return success, (not success and retval) or nil
 end
 
-local function hookDebugger(context, Logger)
-  Logger = Logger or require("logging").getGlobalLogger()
-
-  local result, retval
-  repeat
-    result, retval = debugREPL(function(r)
-      Logger:error("->", r)
-    end, context)
-    if not result then
-      Logger:error("x>", retval)
-    end
-  until result
-end
-
-return { debugREPL = debugREPL, execDebug = execDebug, hookDebugger = hookDebugger }
+return { debugREPL = debugREPL, execDebug = execDebug }

storage/itemstack.lua

@@ -2,10 +2,23 @@ local Inventory = require("storage.inventory")
 local Sentinel = require("storage.sentinel")
 local Logging = require("logging")
 local Logger = Logging.getGlobalLogger()
+local Debugger = require("debugger")
 
 local ItemStack = Sentinel:tag({}, Sentinel.ITEMSTACK)
 ItemStack.__index = ItemStack
 
+local function hookDebugger(context)
+  local result, retval
+  repeat
+    result, retval = Debugger.debugREPL(function(r)
+      Logger:error("->", r)
+    end, context)
+    if not result then
+      Logger:error("x>", retval)
+    end
+  until result
+end
+
 function ItemStack:fromDetail(inv, detail, slot)
     local obj = {
         slot = slot,
@@ -191,6 +204,10 @@ function ItemStack:_modify(countDelta, stack)
 end
 
 function ItemStack:transferTo(target, count)
+  if target:getMaxCount() == nil then
+    Logger:error("Max count is nil?", target, "\n", self, "\n", count)
+    hookDebugger({ target = target, count = count, self = self })
+  end
   local cap = math.min(count or self:getCount(), target:getMaxCount() - target:getCount(), self:getCount())
 
   -- If we can't transfer any data, then 
@@ -209,6 +226,20 @@ function ItemStack:transferTo(target, count)
     return false, result[2]
   end
 
+  if result[2] == nil then
+    Logger:error(
+      "Error transferring item", self:getInventory().pushItems, "\n",
+      peripheral.getName(target:getInventory()), "\n",
+      errC, "\n",
+      cap, "\n",
+      self, "\n",
+      target, "\n",
+      target:getInventory().getItemLimit(target:getSlot()), "\n",
+      result
+    )
+    hookDebugger({ target = target, count = count, self = self, result = result, errC = errC, cap = cap })
+  end
+
   target:_modify(result[2], self)
   self:_modify(-result[2], self)