implement support for stack arguments

- koekeishiya/yabai#203
- koekeishiya/yabai#337

_yabai

@@ -4,7 +4,9 @@
 
 # DIR_SEL     := north | east | south | west
 # 
-# WINDOW_SEL  := prev | next | first | last | recent | mouse | largest | smallest | DIR_SEL | window id
+# WINDOW_SEL  := prev | next | first | last | recent | mouse | largest | smallest | STACK_SEL | DIR_SEL | window id
+#
+# STACK_SEL   := stack.prev | stack.next | stack.first | stack.last | stack.recent
 # 
 # DISPLAY_SEL := prev | next | first | last | recent | arrangement index (1-based)
 # 
@@ -154,7 +156,7 @@ function _yabai_config {
             _arguments "4: :(($args_space))"
 
             if [[ $line[5] == "layout" ]]; then
-                _arguments "5: :(bsp float)"
+                _arguments "5: :(bsp float stack)"
             fi
         # fi
         ;;
@@ -207,19 +209,19 @@ function _yabai_space {
             _arguments "3: :(padding gap mission-control show-desktop)"
             ;;
         --layout)
-            _arguments "3: :(bsp float)"
+            _arguments "3: :(bsp float stack)"
             ;;
     esac
 }
 
 function _yabai_window_inner {
     idx=$1
     case $line[$idx] in
-        --focus|--swap|--warp)
+        --focus|--swap|--warp|--stack)
             _arguments "$idx: :__window_sel"
             ;;
         --insert)
-            _arguments "$idx: :($(__dir_sel))"
+            _arguments "$idx: :($(__dir_sel) stack)"
             ;;
         --resize)
             _arguments "$idx: :(top: left: bottom: right: top_left: top_right: bottom_right: bottom_left: abs:)"