Docs

* Update autodump.rst
* Update autodump.lua

docs/gui/autodump.rst

@@ -9,8 +9,11 @@ This is a general point and click interface for teleporting or destroying
 items. By default, it will teleport items you have marked for dumping, but if
 you draw boxes around items on the map, it will act on the selected items
 instead. Double-click anywhere on the map to teleport the items there. Be wary
-(or excited) that if you teleport the items into an unsupported position (e.g.
-mid-air), then they will become projectiles and fall.
+(or excited) that if you teleport the items into an unsupported position
+(e.g., mid-air), then they will become projectiles and fall. Items may not be
+teleported into walls or fortifications. They may also not be teleported into
+projectile-blocking mid-air buildings (such as water wheels), as this can
+result in unintended item destruction.
 
 There are options to include or exclude forbidden items, items that are
 currently tagged as being used by an active job, and items dropped by traders.

gui/autodump.lua

@@ -339,14 +339,14 @@ function Autodump:do_dump(pos)
     end
 
     local tt = dfhack.maps.getTileType(pos)
-    if not tt or !dfhack.maps.isTileVisible(pos) then
+    if not (tt and dfhack.maps.isTileVisible(pos)) then
         dfhack.printerr('Dump tile not visible! Must be in a revealed area of map.')
         return
     end
 
     local on_ground, in_air = tile_props(pos, tt)
     if not (on_ground or in_air) then
-        dfhack.printerr('Dump tile blocked! Can\'t dump on walls, fortifications, or certain midair buildings.')
+        dfhack.printerr('Dump tile blocked! Can\'t dump on walls, fortifications, or certain mid-air buildings.')
         return
     end