View difference between Paste ID: qLrx0suR and UxhKgfW8

-local chest = peripheral.wrap("right")
+-- inspectField.lua
-local item = chest.getItemDetail(1)
+
 -- Read optional field argument
-  print("No item")
+local fieldName = ...
 
 -- Wrap the chest on the right
 local chest = peripheral.wrap("right")                                          -- :contentReference[oaicite:0]{index=0} :contentReference[oaicite:1]{index=1}
-print("Fields in item slot 1:")
+if not chest then
-for key in pairs(item) do
+  error("No chest peripheral on the right side")
-  print("– "..key)
+
-end
+
 -- Always inspect slot 1
 local slot = 1
 local item = chest.getItemDetail(slot)                                          -- :contentReference[oaicite:2]{index=2}
 if not item then
   print("No item in slot " .. slot)
   return
 end
 
 -- If no field requested, list all keys
 if not fieldName then
   print("Fields in item slot " .. slot .. ":")
   for key in pairs(item) do                                                      -- :contentReference[oaicite:3]{index=3}
     print("– " .. key)
   end
   return
 end
 
 -- Attempt to fetch the requested field
 local value = item[fieldName]
 if value == nil then
   error("Field '" .. fieldName .. "' not found on item")
 end
 
 -- Helper to pretty-print nested tables
 local function dump(v, indent)
   indent = indent or ""
   if type(v) == "table" then
     for k, x in pairs(v) do                                                       -- :contentReference[oaicite:4]{index=4}
       -- If it’s an array-like subtable, use ipairs for numeric indices
       if type(x) == "table" then
         print(indent .. k .. ":")
         dump(x, indent .. "  ")
       else
         print(indent .. k .. ": " .. tostring(x))
       end
     end
   else
     -- Fallback for numbers/strings/booleans
     print(tostring(v))
   end
 end
 
 -- Print the requested field
 print("Contents of field '" .. fieldName .. "':")
 dump(value)