[WIP] Treballant en el jefe.

data/helpers.lua

@@ -346,3 +346,10 @@ function debug.write_tile(x, y, yplus, print_type, align )
     end
     draw.text(msg,scr_x+txt_offset+1,scr_y+1+yplus,2)
 end
+
+function empty_table(t)
+  for _ in pairs(t) do
+    return false
+  end
+  return true
+end